Data Engineer / Analytics Engineer at Liven | Kyiv, Lviv, Warsaw

Welcome to Liven! We are crafting a global ecosystem of self-regulation products that empower individuals to disengage from emotional autopilot and cultivate better relationships with themselves.Within our ecosystem, we offer:Self-discovery Companion — an app chosen by over 2.5 million users. It provides a space for self-exploration through AI coaching, mood tracking, audio practices, and bite-sized learning.Online Coaching — sessions with certified experts to navigate complex situations.Supplements — for physical recovery and body support.We are on a continuous expedition with ambitious plans to expand our ecosystem.Liven is a company for the curious. We are driven by curiosity — an intrinsic need to ask questions, dig deeper, and not shy away from the unknown challenges.Our passion lies in creating products and solutions that genuinely help. Our curiosity and experimental culture exist to discover better ways to support and guide individuals on their self-discovery journeys.Currently, we are seeking a Data Engineer / Analytics Engineer at Liven.In this role, you will be responsible for establishing the company’s robust data foundation, designing storage architecture, and providing analytical teams with quality, ready-to-use data.Challenges Awaiting You:— Ensuring the continuous provisioning of necessary data to analytical teams across various business domains (marketing, product, operations) through stable integrations (using Airbyte and custom solutions);— Organizing long-term DWH architecture (data layer development, modeling, ensuring data integrity);— Developing and optimizing our ELT processes and data transformations within BigQuery using Dataform, as well as implementing reliable process orchestration (with plans to transition to Airflow/Astronomer);What We Value:— Excellent SQL knowledge and a deep understanding of modern analytical warehouse construction concepts;— Practical experience with cloud data ecosystems (ideally GCP, BigQuery) and data transformation tools (Dataform/dbt);

SKELAR is a venture builder that creates international product IT companies following the rules of the venture investment world. Together with co-founders, we assemble strong teams to launch product IT businesses and succeed in global markets.We are currently seeking a Data Analyst for one of our new businesses — Liven.Liven is a product company that builds a companion for self-discovery. We believe that self-exploration is a lifelong journey, and we are developing an ecosystem of products that makes this journey understandable, enjoyable, and engaging: bite-sized courses, mood trackers, AI companions, routine builders, and well-being tests, with many more useful features in the pipeline. Practically, we help people gain a better understanding of themselves.Since 2023, we have grown from a small startup to a team of over 150 specialists and are actively scaling. However, with each new stage, we maintain our core values: a vibrant culture where everyone can launch their own ideas and impact the product.If the idea of changing users' lives excites you — let’s connect!As a Data Analyst, your responsibilities will include:— Identifying potential growth opportunities for the business through data analysis and transforming insights into actionable strategies;— Enhancing product features based on metrics and split-test results;— Automating analytics processes, building ELT pipelines, and creating analytical dashboards;— Implementing solutions for process automation and optimization.What we value:— Proficiency in mathematics and statistics;— Strong command of SQL, BI tools (Tableau), and Excel/Google Sheets;— Excellent analytical skills, well-developed critical thinking, and communication skills;— Ability to maintain a holistic perspective while diving into details;— Quick learning ability and results-oriented mindset;— English level of B1 or higher.Preferred qualifications:— Experience conducting A/B tests;— Familiarity with Python and Git;— Understanding of marketing/product metrics and their interrelationships.In addition to our businesses, we are developing the SKELAR Foundation, initiated by our employees. Through this initiative, we create and fund projects that help address the consequences of war and aid in Ukraine’s recovery.SKELAR is an environment for self-realization for individuals capable of building successful companies. We refer to such companies as the next big everything. We believe in their power and scalability. We plan to continue developing tech businesses, conquer global markets, and work towards Ukraine's victory

Join Skelar as an Infrastructure Engineer, where we are pioneering the launch of tech businesses within the dynamic realm of venture capital. We are a dedicated venture builder focused on creating international IT product companies, and together with our co-founders, we assemble exceptional teams to dominate the global market.At Leaply, we are committed to enhancing individuals’ lives through an ecosystem of innovative digital and physical products aimed at fostering healthy habits. Our operations span across global markets, including the US, Tier 1 regions, Europe, and beyond.Having recently launched our habit-building app in June 2024, we utilize a subscription-based monetization model and a performance-first marketing strategy (Meta, Google, TikTok). We achieved positive unit economics within just two months and are ambitiously targeting a 10x growth by year-end.Our team has successfully launched its third business together, boasting a wealth of experience and successful exits. We thrive on rapid execution, open communication, and setting high-reaching goals.Key Responsibilities:Be the inaugural member of a new Platform team, responsible for establishing the infrastructure function from the ground up, encompassing both strategic planning and execution.Transform our existing infrastructure into a mature, well-structured platform, establishing clear service maps, dependencies, and ownership areas.Elevate our use of Terraform and Kubernetes to a higher level of maturity through a modular Infrastructure as Code (IaC) architecture, standardized deployments, and autoscaling, ensuring each release is reliable and predictable.Develop a comprehensive observability system encompassing metrics, logs, traces, and alerting, allowing proactive monitoring of system health.Enhance security practices through robust access management, secrets handling, and protection against external threats, ingraining security into our engineering culture.Optimize data infrastructure to provide stable and efficient analytics pipelines for informed business decision-making.Create platform templates for new services to enable product teams to concentrate on feature development rather than infrastructure concerns.

1. Introduction: Our Vision & GrowthLeaply aims to revolutionize healthcare with an ecosystem akin to "Apple for Healthcare"—a seamless integration of digital and physical solutions that empower individuals to enhance their quality of life and longevity. Positioned at the convergence of biohacking, wellness, and technology, we are committed to developing B2C products targeted at global markets, including the USA, Tier 1 nations, and Europe.We currently offer three innovative products:(stage: scaling) an app featuring personalized biohacking and longevity plans;(stage: scaling) a direct-to-consumer supplement brand;(stage: launching) a stealth digital product set for release soon.Since our inception as a startup in 2024, we have achieved remarkable growth in the past 1.5 years: establishing a positive unit economy within 2 weeks, reaching seven-figure revenues in just 4 months, and continuing to expand rapidly.2. Role: Business AssociateWhy This Role Is CrucialAs we grow at an unprecedented pace, the Founder requires a strategic partner—someone to help streamline operations during this rapid scaling phase and ensure the achievement of key business objectives. This role offers a comprehensive view of the organization, engaging in both strategic planning and operational execution.Upcoming Challenges:Strategic Implementation: Converting the Founder’s vision into actionable plans and tracking their success.Cross-functional Collaboration: Aligning marketing, product, and operations teams to meet our aggressive growth targets.Special Initiatives: Guiding critical projects, such as launching new market verticals.Process Improvement: Creating a streamlined structure that supports rapid growth without sacrificing decision-making speed.Data-driven Insights: Evaluating key business metrics and generating insights to facilitate strategic decisions.Key Requirements:Proactivity & Accountability: You take initiative and tackle bottlenecks independently.Analytical Acumen: Proficiency in interpreting data, understanding unit economics, and the fundamentals of performance marketing.Fast-paced Adaptability: Proven experience in high-velocity environments where conditions evolve swiftly.

TENTENS Tech, a strategic partner of SKELAR, is a pioneering IT company that builds international tech businesses.Our innovative social discovery platforms serve over 20 million users worldwide. We thrive on our deep expertise in analytics, high-load systems, and performance marketing.Our team at TENTENS Tech is composed of over 250 talented individuals, each acting as a CEO in their role, contributing to our collective success. We embrace a 10/10ths work style: focused on our goals, asking the right questions along the way, and striving for excellence — we settle for nothing less than outstanding. If this resonates with you and you are ready to accelerate your career with us, let's connect!We are currently seeking a Payment Operations Manager to elevate our performance and enhance user payment experiences.This role is for you if:You are excited about working in a large business with high-load products, where data and expertise in product solutions and payments are paramount.You are eager to grow rapidly and develop: you will have the opportunity to enhance your operational and analytical skills under the mentorship of seasoned colleagues.You value involvement in key decisions: the chance to influence business strategy and process development, rather than just completing tasks.Challenges you will face in this role:Managing payment routines and configuring acquirers within them.Working with risk metrics and validating analytics-based decisions.Conducting A/B tests and analyzing results.Integrating new acquirers and monitoring their metrics.Being responsible for key metrics in your domain: Conversions, Approval Rates, VAMP, Chargeback Rates.Coordinating with teams across Operations, Analytics, Finance, Marketing, and Product.What matters to us:Experience in IT, Big4, or FMCG in Analyst, Operations, or related roles.Understanding the payment ecosystem and its intricacies.

As a Project Marketing Manager at skelar, the focus is on developing and carrying out marketing strategies for technology projects. This position calls for close collaboration with various teams to ensure that marketing efforts align with project goals and company values. What you will do Shape and implement marketing strategies for technology-focused projects Work with cross-functional teams to launch campaigns and initiatives Help connect marketing efforts to the needs and interests of target audiences Support the ongoing growth and visibility of the skelar brand Location This role is based in Kyiv, Lviv, or Warsaw.

TENTENS Tech is a partner IT company of SKELAR — a Ukrainian venture builder dedicated to constructing international tech businesses.We create social discovery platforms serving over 20 million users globally. Our momentum and scale are driven by deep expertise in analytics, high-load systems, and performance marketing.Today, the TENTENS Tech team comprises over 250 individuals, each acting as a CEO in their role, impacting collective outcomes. We operate in a 10/10ths style: staying focused on our goals, asking the right questions along the way, and never settling for 'good' — only maximum performance and a bit more. If you identify with this description and are ready to accelerate with us — let’s connect!We are currently seeking a Growth Operations Lead to elevate our performance standards together.Key responsibilities in this role include:Ownership of the Online Reputation Management business directionManagement of a team of 10+ top specialistsOperational excellence: building and optimizing processes in an operations-heavy environmentEstablishing a framework for hypothesis testing and scaling successful outcomesYour influence will extend to:Process architecture, functions, and organizational structureBusiness outcomes of the unitTarget metrics, planning, and decision-makingWhat we value:Experience in building processes and teams in an operations-heavy environmentExperience managing a business unitData-driven mindsetLeadership skills and people management: driving the team while formulating ambitious plans and providing space for them to choose their tools for executionPreferred qualifications:Experience in SERM/ORM/SEO domainsWhat you will gain with us:Access to internal clubs in professional domains: reputation, marketing, development, finance, recruitment...

Hello! We are Liven. We are building a global ecosystem of self-regulation products that help individuals turn off their emotional autopilot and foster better relationships with themselves.Within our ecosystem:— Self-discovery Companion — an app chosen by over 2.5 million users, providing a space for self-exploration through AI coaching, mood trackers, sound practices, and bite-sized learning;— Online Coaching — sessions with certified experts to address complex situations;— Supplements — for physical recovery and body support;— We are on a constant expedition with ambitious plans for expanding our ecosystem.At Liven, curiosity drives us — our intrinsic need to question, dig deeper, and not shy away from challenging tasks.We are passionate about creating products and solutions that genuinely help. Our curiosity and culture of experimentation are dedicated to finding better ways to support and guide individuals on their self-discovery journeys.Currently, we are seeking a People Partner at Liven.In the role of People Partner at Liven, you will cultivate our culture, support team growth, and influence the creation of life-changing products for our users.Challenges you will face:— Close collaboration and coaching of team leaders: assisting in the development of managerial skills, supporting them in complex HR situations, fostering a culture of Radical Candor;— Establishing development, retention, and succession planning systems;— Participating in optimizing and enhancing the company's organizational structure to support scaling and improve team interactions;— Supporting and scaling all employee lifecycle processes in line with the growth of Product & Engineering departments (onboarding, performance reviews, career development, etc.);— Strengthening the corporate culture and microclimate within the team during rapid growth;— Supporting initiatives related to well-being and mental health in collaboration with external providers;— Utilizing people data (HR analytics) for informed business decisions and recommendations.

Hello! We are Liven. We are building a global ecosystem of self-regulation products that help individuals disengage from emotional autopilot and foster better relationships with themselves.Within our ecosystem, we offer:Self-discovery Companion - an app chosen by over 2.5 million users, designed for self-exploration through AI coaching, mood tracking, sound practices, and bite-sized learning.Online Coaching - sessions with certified experts to tackle complex situations.Supplements - for physical recovery and overall well-being.We are on a continuous expedition and have ambitious plans for expanding our ecosystem.Liven is a company for the curious. Our driving force is curiosity - an intrinsic need to ask questions, dig deeper, and not shy away from challenging tasks.We are passionate about creating products and solutions that genuinely make a difference. Our curiosity and culture of experimentation exist to discover better ways to support and guide individuals on their self-discovery journey.We are currently seeking a Product Manager at Liven.As a Product Manager, you will transform content into personalized, contextual solutions in innovative formats. You will also integrate video, courses, and various content formats into the real-life experiences of our users.Challenges you will face include:Planning and executing content campaigns both within the app and on App Store/Google Play (promotional events).Collaborating with the team to develop new integration directions for the product on other devices (Apple Watch, Car Play, etc.).Conducting comprehensive market, user, and competitor research to identify growth opportunities for the product.Generating hypotheses to ensure that content remains relevant, responds to global trends, and meets the emotional needs of the audience at any given moment.Investigating and optimizing user journeys to enhance the user experience.Conducting continuous content testing to improve business metrics.What is important to us:Experience working with content - understanding its role in the product and working with content teams.Ability to approach problem-solving systematically - seeking root causes and developing effective solutions.

Hello! We are Liven, creating a global ecosystem of self-regulation products designed to help individuals disengage from emotional autopilot and foster better relationships with themselves.Within our ecosystem, we offer:Self-discovery Companion – an app embraced by over 2.5 million users, providing a space for self-exploration through AI coaching, mood trackers, sound practices, and bite-sized learning;Online Coaching – sessions with certified experts to tackle complex challenges;Supplements – aimed at physical recovery and support;We are on a continuous expedition and have ambitious plans for expanding our ecosystem.Liven is a company for the curious. We are driven by a curiosity that fuels our need to ask questions, dig deeper, and tackle the unknown.We are passionate about creating products and solutions that truly make a difference. Our inquisitiveness and culture of experimentation exist to discover better ways to support and guide individuals on their paths of self-discovery.We are currently seeking a User Acquisition Manager.Challenges Awaiting You:Creating, managing, and optimizing advertising campaigns on Meta Ads;Testing new channels and technologies;Analyzing key metrics across all channels: LTV, CAC, ROMI/ROAS, ROI/ROR, etc.;Conducting A/B testing of various funnels and strategies;Collaborating with the team to build marketing strategies.What Matters to Us:2+ years of experience in performance marketing, marketing, auditing, or analytics (experience with Big 4 or Big 3 firms is a plus);You possess an entrepreneurial mindset – comfortable scaling and developing where there was previously nothing;Experience with advertising platforms such as Meta Ads, TikTok Ads, etc.;Strong analytical skills: experience working with data, numbers, and metrics;Intermediate+ English proficiency.What Will Enhance Your Growth at Liven:Curiosity Culture: a haven for passionate individuals who do not shy away from the unknown and achieve remarkable results even where guidelines do not exist;Growth through Impact: your personal growth within the company directly correlates with the value you add to the product and business;Global Impact: build a product that supports the mental well-being of millions of users worldwide every day;Trust and Ownership: we empower you to take ownership of your projects and responsibilities.

Hello! We are Liven, building a global ecosystem of self-regulation products aimed at helping individuals disengage from emotional autopilot and foster healthier relationships with themselves.Within our ecosystem:Self-Discovery Companion — an application chosen by over 2.5 million users, providing a space for self-exploration through AI coaching, mood trackers, audio practices, and bite-sized learning.Online Coaching — sessions with certified experts designed to tackle challenging situations.Supplements — for physical recovery and body support.We are on a continuous expedition with ambitious plans for expanding our ecosystem.Liven is a company for the curious. We are driven by a sense of curiosity — an intrinsic need to ask questions, dig deeper, and confront the unknown.Our passion lies in creating products and solutions that truly assist people. All our curiosity and experimental culture exist to discover better ways to support and guide individuals on their path to self-discovery.We are currently seeking a User Acquisition Manager (Google) at Liven.Your Challenges Ahead:— Create, launch, and optimize advertising campaigns on Google Ads;— Test new channels and technologies;— Analyze key metrics across all channels: LTV, CAC, ROMI/ROAS, ROI/ROR, etc.;— Conduct A/B testing of various funnels and strategies;— Collaborate with the team in developing marketing strategies.What Matters to Us:— A minimum of 2 years of experience in performance marketing;— Entrepreneurial mindset — comfortable launching and scaling processes from scratch;— Experience with Google Ads;— Strong analytical skills: experience working with data, numbers, and metrics;— Proficiency in English — Intermediate+.What Will Enhance Your Growth at Liven:Culture of Curiosity: a place for inquisitive individuals with a passion for tackling the unknown and achieving impressive results even where there are no ready-made instructions.Growth Through Impact: your development in the company directly depends on the value you bring to the product and business.Global Impact: build a product that supports the mental well-being of millions of users worldwide every day.Trust and Ownership: we empower you to take ownership of your projects and make a difference.

Welcome to Liven! We are dedicated to creating a global ecosystem of innovative products designed to help individuals achieve self-awareness and overcome negative thought patterns and behaviors throughout their personal journeys.Our UX Research team plays a pivotal role in our product development process. We prioritize genuine user insights over assumptions to inform our decision-making. As we expand, we are on the lookout for two Junior UX Researchers to join our mission. This opportunity is ideal for anyone eager to transition into the IT field and establish a rewarding career in UX Research within a product-focused environment. How Will You Contribute?Comprehensive Research: Engage in the complete UX research process under the guidance of our Lead UX Researcher, from formulating research questions to delivering actionable insights.User Exploration: Participate in planning and executing user interviews, usability testing, concept validation, and exploratory research.Data Analysis: Collaborate with our analytics team to analyze quantitative data, survey results, and user behavior metrics.Insight Development: Convert raw data into structured insights and clear recommendations for product enhancement.Market Research: Perform desk research and competitive analysis to unearth new growth avenues for our ecosystem.Testing Hypotheses: Learn to develop research hypotheses and assist product teams in validating them through thorough testing.Ongoing Development: Quickly adapt to new domains, understand user behaviors, and enhance your research skills through continuous feedback. What Qualities Make You an Ideal Candidate?Language Skills: Proficiency in English at a C1 level or above, as most of our research and internal communication is conducted in English.Analytical Skills: Strong critical thinking abilities with a knack for questioning assumptions and discerning cause-and-effect relationships.Information Organization: Competence in processing, structuring, and synthesizing vast amounts of information.Empathy and Curiosity: A sincere interest in understanding human behavior, motivations, and decision-making processes.Adaptability: Willingness to learn quickly, accept constructive feedback, and thrive in a fast-paced environment.

Hello! We are Liven, building a global ecosystem of self-regulation products that empower individuals to turn off their emotional autopilot and foster healthier relationships with themselves.Within our ecosystem:Self-discovery Companion – an app chosen by over 2.5 million users. A space for self-exploration through AI coaching, mood trackers, auditory practices, and bite-sized learning.Online Coaching – sessions with certified experts to address complex situations.Supplements – for physical recovery and support.We are on a constant expedition with ambitious plans to expand our ecosystem.Liven is a company for the curious. Our driving force is curiosity – the intrinsic need to ask questions, dig deeper, and not shy away from the unknown.Our passion lies in creating products and solutions that truly help. All our curiosity and experimental culture exist to discover the best ways to support and guide individuals on their path to self-discovery.We are currently seeking a Copywriter (Employer Brand) at Liven.In the role of Employer Brand Copywriter at Liven, you will:– Create and enhance written content focusing on the Employer Brand (activity announcements, texts for landing pages/banners/printed materials, proofreading speaker materials);– Produce content for social media (in collaboration with the Employer Brand Specialist): Instagram – in Ukrainian, and LinkedIn – in English;– Generate posts to promote open positions at Liven upon team requests;– Conduct interviews with contributors from Liven, including researching niche experts, fact-checking, and thematic research (gathering information online, through AI, etc.);– Write articles for Ukrainian media: columns (in collaboration with internal contributors), articles, press releases;– Develop Liven's external blog to enhance organic traffic.What is important to us:– A minimum of 2 years of experience in copywriting. Experience in a communications or advertising agency will be an advantage;– Proven experience in creating quality texts in various formats: SMM posts, short slogans, columns, press releases, reviews, etc.

Hello! My name is Stanislav, and I am the Design Manager at Liven, part of the SKELAR ecosystem.We have ambitious goals to become a top employer in the market, create communications that attract the best specialists, and develop a welcome pack that will go down in history.Employer Brand is a strategic direction for Liven, on par with others. Are you ready to help us build it?At Liven, we are building a global ecosystem of self-regulation products that assist individuals in turning off emotional autopilot and fostering better relationships with themselves.Within our ecosystem:Self-discovery companion – an app chosen by over 2.5 million users. It is a space for self-exploration through AI coaching, mood trackers, sound practices, and bite-sized learning.Online Coaching – sessions with certified experts to address complex situations.Supplements – for physical recovery and body support.We are on a constant expedition and have ambitious plans to expand our ecosystem.Liven is a company for the curious. We are driven by curiosity – an internal need to ask questions, dig deeper, and not shy away from complex challenges.We are passionate about creating products and solutions that genuinely help. Our curiosity and culture of experimentation exist to find better ways to support and guide individuals on their path to self-discovery.What challenges await youGoal planning with the team to shape the Employer Brand strategy;Art direction for the brand, generating new ideas for various activities;Maintaining brand identity and creating new brand artifacts;Designing internal and external communications;Developing and maintaining design systems for SMM;Developing and supporting physical products (merch, packaging, gifts);Preparing stands, materials, and presentations for conferences and events;Planning design sprints and ensuring the team has everything needed according to agreements;Nurturing your design team, setting up processes...

Join Universe Group, the innovators behind an ambitious AI-first web product in the visual content generation and editing space. As we transition into a phase of rapid scaling, we are on the lookout for a talented Full-Stack Developer to tackle architectural challenges and implement cutting-edge technologies into our product.Your future team includes: CEO, Full Stack Developer, Product Designer, PPC Specialist, Growth Product Manager, Product Manager, Data Analyst.Technology stack you will work with: React.js, Node.js, Nest.js, TypeScript, Redux, PostgreSQL, MongoDB, Redis, AWS, Kubernetes.Why you should join us:Collaborate closely with Ruslan — an experienced CEO with a proven track record. His previous startup, Eventmate, quadrupled its revenue within a year, secured $150K in investments (including from Google), and expanded into international markets including Europe and Brazil.Impact on business development — As a core team member, you will play an essential role in shaping the product while delving into architectural solutions and integrating the latest technologies into a product built from the ground up.A team of like-minded professionals — You will work alongside motivated individuals who support one another. We closely collaborate with technical teams across other businesses within the Universe Group, sharing insights and expertise.Opportunities for professional and career growth. We believe that the success of our business depends on the motivation and potential of each team member, so we continually invest in learning and development. You will also have the chance to advance to the Tech Lead position and contribute to team expansion and mentorship of junior specialists.Your future tasks will include:Defining and developing the product architecture, including technology selection, project structuring, and building scalable infrastructure to support a large number of users.Developing and maintaining...

Our Mission and VisionAt Solidgate, we are dedicated to empowering exceptional entrepreneurs in their journey to build outstanding internet companies. Our goal is to provide the financial infrastructure that builders of the digital economy need to thrive. We aim to become the premier payments orchestration platform globally.We recognize that a robust analytics infrastructure is not merely supportive; it is a crucial driver of product quality, reliability, and business growth.About the RoleAs a product-driven FinTech company operating within a fast-paced and regulated environment, Solidgate processes millions of transactions daily. The accuracy of our data, real-time monitoring, and system reliability are essential for revenue generation and maintaining customer trust.To bolster our growth, we are enhancing our Platform Analytics division and seek a Platform Analytics Engineer to fortify our analytics and monitoring infrastructure.The Platform Analytics team at Solidgate lays the analytical groundwork for our platform. We focus on systems that monitor data quality, system health, anomalies, and key business metrics in real time, ensuring platform stability, facilitating operational decision-making, and empowering teams to scale effectively.This position bridges engineering and data science, emphasizing platform enablement.Your mission will be to enhance and sustain our analytics infrastructure, which encompasses automation, monitoring systems, and AI solutions, while continually refining shared projects, tools, and guidelines used across the analytics team.This hands-on role will grant you ownership over critical components of our platform-level analytics systems, with opportunities for mentorship and shared responsibility within the team.You will engage with Python-based data automation and observability systems, including anomaly detection, metrics, and real-time monitoring, designed to identify data inconsistencies, trend deviations, and operational challenges.Explore our technology stack here.

Welcome to Liven! We are pioneering a global ecosystem of innovative products designed to empower individuals in their journey of self-discovery, helping them overcome negative thoughts and behaviors.Our Ecosystem Includes:Self-Discovery Companion — an app that has already impacted 2.5 million users, fostering deeper self-relationships through AI coaching, mood tracking, sound practices, and engaging bite-sized learning.Online Coaching — expert-led sessions to assist in navigating life's complexities.Supplements — products aimed at physical recovery and overall wellness.Liven thrives on curiosity. Our team is passionate about innovation and committed to creating impactful solutions that guide individuals on their self-discovery path. We foster a culture of experimentation to continuously improve how we support our users.We are searching for a Lead Front-End Engineer to spearhead the development of our builder solutions and complex automation systems. This role is ideal for those who relish the challenge of constructing tools that facilitate internal processes, requiring a keen focus on architectural flexibility, performance, and high-load visual editors.

Join our dynamic team at Skelar as a Creative Marketing Manager for our innovative Liven project. In this role, you will be responsible for developing and executing creative marketing strategies that resonate with our target audience and drive engagement across multiple platforms. You will leverage your expertise in digital marketing, content creation, and brand management to enhance our brand presence and contribute to our overall business goals.

SKELAR is a Ukrainian venture builder committed to creating international tech companies under the principles of venture investments. Together with co-founders, we assemble strong teams to launch product-oriented IT businesses and succeed in global markets. Our portfolio includes over 10 successful B2C businesses featured in outlets like TechCrunch and Wired.PawChamp is a global IT product that helps dog owners build harmonious relationships with their pets through training and expert support. In 2025, we were named “Product of the Day” on Product Hunt, achieved a 4.8 rating on the App Store, and expanded into 8+ global markets.PawChamp is developing its own A-class MarTech infrastructure and is searching for a Senior Golang Engineer to be its technical cornerstone. Your primary focus will be on designing and building an internal funnel builder: a platform that allows marketers to configure quiz funnels and launch A/B tests and new markets independently from developers. Additionally, you will work on integrations with advertising platforms, analytical pipelines, and marketing process automation.As the team is just being formed, you will have a significant influence on architecture, processes, and approaches from day one, with direct communication with stakeholders and no micromanagement.Technology Stack:Backend: GolangDatabases: PostgreSQLInfrastructure: GCP, Docker, Kubernetes, GitHub ActionsYour Responsibilities:Design and build the funnel builder tool enabling internal teams to manage funnels without developer involvement;Implement AI solutions for automating business and engineering processes;Ensure production system reliability: monitoring, alerts, CI/CD, and test coverage;Participate in architecture formation — your input will impact technical decisions from day one;Collaborate closely with stakeholders and marketing teams, understanding the business context to find optimal technical solutions for real tasks.

Join Atto Trading, a leading quantitative trading firm established in 2010, renowned for our innovative high-frequency trading strategies. As we continue to grow our international team, we are eager to welcome a skilled Data Engineer who will be instrumental in the development of our extensive Data Lake, catering to an increasing array of research and production datasets. Our collaborative culture fosters learning and innovation, empowering our team to tackle complex challenges and drive profitability through rapid market responsiveness.Key Responsibilities:Design and manage high-performance, scalable on-premise data storage systems optimized for extensive data access and analytics tasks.Configure and oversee compute clusters for distributed data processing.Develop capacity and scalability plans to support annual data growth exceeding 100TB.Create efficient monitoring and alerting systems to anticipate growth trends and manage critical situations proactively.Build, automate, and maintain various data pipelines to ensure smooth data flow.Enhance existing and establish new data checks to ensure data integrity.Implement a comprehensive on-premise Data Lake connected to VAST storage for normalized market data across multiple sources including:US Equities, US Futures, and SIP feedsAdditional market data sources as they become availableSecurity Definition data for various marketsPrivate column dataDevelop and manage end-to-end data pipelines with monitoring to ensure data quality and governance.Analyze existing data models and usage patterns to identify bottlenecks and optimization possibilities.Create metadata and catalog layers for efficient data discovery.Design event-driven architectures for near real-time market data processing.Oversee ETL/ELT data pipelines using tools like Prefect or Airflow, ensuring robustness and clear operational ownership.Guarantee fault tolerance, scalability, and availability across our systems.Collaborate with traders, quantitative researchers, and other stakeholders to enhance the usability and performance of the Data Lake.