Machine Learning Engineer

Join our dynamic team at Miratech as a Senior Cloud Database Administrator, where you will play a pivotal role in maintaining and optimizing our IVR and analytics platforms. You will be responsible for ensuring the integrity, performance, and security of our cloud databases while collaborating with cross-functional teams to enhance our data management capabi…

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);

Atto Trading is an innovative quantitative trading firm leading the charge in global high-frequency trading strategies. We are on the lookout for a skilled C++ Software Engineer to become a vital part of our expanding team.This role offers the flexibility of remote work from Ukraine, with occasional in-office attendance in Kyiv as circumstances permit.Our international team is diverse, comprising experts in trading, statistics, engineering, and technology. Our structured approach, combined with rapid feedback from the market, enables us to swiftly transform concepts into profitable solutions. Working in our collaborative environment allows us to tackle some of the most challenging issues in the industry together. As a small firm, we maintain agility and uphold the highest standards of integrity, creativity, and dedication.Your Responsibilities:Architect and implement performance-critical components for our large-scale trading infrastructure.Develop high-frequency trading (HFT) systems in C++ focusing on low latency and unwavering reliability.Produce modern, efficient code based on the latest C++ standards.Engage directly with cutting-edge networking hardware using kernel-bypassing drivers.Conduct performance research aimed at enhancing the speed and scalability of our platform.Qualifications:Minimum of 3 years of direct experience in C++ development.In-depth understanding of C++ standards (C++14, C++17; C++20 knowledge is highly desirable).Practical experience with Python and/or Bash scripting.Familiarity with Linux operating systems and system-level programming.Strong understanding of multithreading, IPC, and concurrent systems.Proven ability to optimize latency and throughput, including experience with profiling and PGO.Knowledge of object-oriented programming and software design patterns.Bachelor’s degree in Computer Science, Computer Engineering, or a related technical discipline.Meticulous attention to detail, coupled with a critical and quality-oriented mindset.Able to work independently or within small teams in a fast-paced environment.Excellent communication skills and upper-intermediate (or higher) proficiency in English.A genuine curiosity and passion for financial markets and trading.Preferred Qualifications:Experience in developing high-performance, low-latency systems on Linux.Familiarity with operating system internals and kernel-level networking.Understanding of financial instruments such as stocks, ETFs, futures, or options.Knowledge of protocol-level networking (TCP/UDP/IP stack insights are a plus).Benefits:Competitive compensation package.Performance-based bonus opportunities.Healthcare and sports/gym budget.Mental health support, including access to therapy.Paid time off (25 days).Relocation support (where applicable).

SKELAR is a Ukrainian venture builder focused on creating international tech businesses. Alongside our co-founders, we assemble strong teams to conquer global markets.Currently, SKELAR has multiple ventures across various niches—from EdTech to marketplaces. These companies have made it to the TOP startup and product company rankings in Ukraine, secured top positions in the App Store, and developed platforms used by millions. Our businesses have been featured in renowned media outlets like TechCrunch and Wired.We take pride in our robust team of over 1,000 specialists, equipped with exceptional expertise and ambitious goals. Our people are our greatest asset, which is why we strive to build businesses with the best talents available.We are currently seeking an Analytics Team Lead for one of our portfolio companies.This team has successfully validated its business model, identified unit economics, achieved breakeven, and is actively scaling. Every new hire has the opportunity to become a leader in their field—success depends solely on your ambitions.Key Challenges:— Analytics Vision & Strategy: Develop a comprehensive analytics strategy that integrates marketing, product, and operations into a unified data ecosystem;— Team Management: Build and nurture a cross-functional team of analysts, providing mentorship and implementing high data standards;— Cross-functional Insights:Marketing: Evaluate media buying effectiveness (LTV/CAC, Attribution, Incrementality);Product: Analyze user behavior (Retention, A/B testing, conversion funnels);Operations: Optimize internal processes (payments, support, trust & safety);— Data Architecture: Collaborate with engineers to enhance the Data Warehouse and ensure data cleanliness and accessibility for all stakeholders;— Business Partnership: Direct collaboration with founders and C-level executives to forecast growth and validate business hypotheses.

Our Mission and VisionAt Solidgate, we are dedicated to empowering exceptional entrepreneurs in their quest to build outstanding internet companies. Our goal is to provide the robust financial infrastructure that innovators in the digital economy require. We are on an ambitious journey to establish ourselves as the foremost payments orchestration platform worldwide.We believe that the future of payments will be determined by individuals who think expansively, take initiative, and approach every task with curiosity and determination. These are the kind of individuals we seek to join our team.About the Team and RoleAs a Junior Operational Analytics Specialist, you will engage with Chargebackhit, our advanced technology designed to safeguard online businesses against fraud and chargebacks. This product operates with the agility and dynamism of a startup, where rapid evolution and swift decision-making are the norms.In this pivotal role, you will be central to product operations—linking services, overseeing performance, and analyzing data that provides real-time protection to merchants. This is an excellent opportunity to launch your analytics career in the fintech sector.Your ResponsibilitiesConnect, test, and monitor chargeback prevention services.Manage database interactions.Collaborate actively with Analytics, Sales, and Account Management teams.Address analytical requests from clients.Ideal Candidate ProfileBachelor’s or Master’s degree (completed or in progress) in analytics, programming, mathematics, or related fields.Proficiency in SQL and Excel.Strong analytical and problem-solving abilities.Excellent communication skills with a structured approach.Upper-Intermediate (B2) or higher level of English proficiency.Why Choose Solidgate?No internships here — we foster careers. You will get hands-on experience from day one and make a meaningful impact.Your contributions will lead to real outcomes. Help shape the money movement for global enterprises.Accelerate your growth. Learn from industry-leading fintech professionals and advance your skills rapidly.Enjoy flexible working hours. Balance your studies and work with hours that fit your lifestyle.

We are seeking a highly skilled and strategic Director of Financial Planning & Analytics to lead our financial planning and analytics department at ajax. In this pivotal role, you will be responsible for developing and executing financial strategies that align with our company's goals, provide insightful analysis, and drive data-driven decision-making.The ideal candidate will have a strong background in finance, exceptional analytical skills, and the ability to communicate complex financial concepts to diverse stakeholders. You will oversee budgeting, forecasting, and financial modeling, ensuring optimal financial performance across the organization.

Role Overview Sigma Software Group is hiring a Solution Architect for Power Platform in Kyiv. This position focuses on designing and implementing scalable applications with Microsoft technologies, especially within the Power Platform suite. What You Will Do Design and build applications that meet business needs using Power Platform tools. Optimize workflows to improve efficiency and user experience. Work closely with teams across functions to gather requirements and translate them into technical solutions. Support digital transformation projects for clients. Who We’re Looking For Strong experience with Microsoft Power Platform and related technologies. Ability to design scalable, maintainable solutions. Skilled at collaborating with technical and non-technical colleagues. Comfortable identifying business requirements and turning them into actionable plans.

Join Wix as a Frontend Engineer for our dynamic Editor platform, where you'll play a vital role in enhancing our business solutions. You'll be responsible for designing and developing scalable APIs and improving the runtime and user experience infrastructure that serves millions of users globally. Your daily responsibilities will include:Creating robust infrastructure to extend existing Wix business solutionsDesigning and implementing APIs tailored for internal and external stakeholdersOptimizing application runtime and UX infrastructure utilized by millionsCollaborating with diverse teams including R&D, developers, UX designers, and business analysts to align requirements and drive progress

Join NielsenIQ as a Key Account Manager in Kyiv, where you will play a crucial role in driving the success of our key accounts within the FMCG and retail analytics sectors. You will leverage data-driven insights to foster strong relationships with clients, ensuring their needs are met and exceeded.Your expertise in retail analytics will empower our clients to make informed decisions, enhancing their operational efficiencies and market strategies.

Join our dynamic team at Sigma Software Group as a Senior TypeScript/Node.js Developer, where you'll play a pivotal role in the development of an innovative advertising platform tailored for the Swedish market. You'll work with cutting-edge technologies to build scalable, high-performance applications while collaborating with a talented team of professionals. Your expertise will help shape the future of digital advertising.

Role overview Skelar is hiring a Head of Engineering in Kyiv. This leader will guide the engineering team, set technical direction, and ensure projects meet high standards. The role includes overseeing development work and encouraging new ideas across the group.

Role Overview SKELAR is hiring an Engineering Manager in Kyiv. This role leads a team of engineers, guiding projects from planning through delivery. The manager sets direction for engineering efforts, supports team growth, and encourages strong collaboration across disciplines. What You Will Do Oversee engineering projects, ensuring timely and high-quality delivery Mentor and develop engineers, helping them grow their skills Promote best practices in engineering and team communication Foster a culture of creativity and shared problem-solving Location This position is based in Kyiv.

We are seeking a skilled Sales Engineer to enhance our sales operations by crafting high-quality technical and commercial proposals, collaborating with engineering teams, and ensuring efficient and precise sales processes at a Ukrainian engineering firm that is part of an international engineering and manufacturing group.Our company excels in the design, development, and manufacturing of specialized machinery and equipment for the manufacturing industry, expertly merging Western engineering standards with local proficiency.This role primarily focuses on the design and development of specialized machinery for handling ammunition and energetics equipment, with a strong emphasis on producing detailed assembly drawings for intricate press-type operations.

Role overview KPMG Ukraine is hiring a System Engineer in Kyiv. This role focuses on designing, implementing, and maintaining complex systems for a range of clients. Collaboration with cross-functional teams is central to the work, with an emphasis on meeting varied client needs and supporting process improvements.

We are seeking an experienced, hands-on IT Infrastructure Engineer to lead the development and enhancement of our enterprise identity and messaging platforms within a hybrid Microsoft environment.About UsKyivstar.Tech is a pioneering Ukrainian hybrid IT company, proudly situated within Diia.City. As a subsidiary of Kyivstar, one of Ukraine's foremost telecom operators, we are dedicated to leveraging technology to transform lives.Our mission focuses on empowering individuals and businesses in Ukraine and around the globe by delivering innovative technological solutions that meet diverse user needs.With a talented team of over 500 specialists, we excel in mobile and web solutions, design, development, support, and technical maintenance of high-performance systems and services.At Kyivstar.Tech, we champion innovation and embrace entrepreneurial culture, driving us to continually evolve and create impactful solutions.

Join our dynamic team at Wix as a Server Engineer, where you will be at the forefront of developing and maintaining robust server infrastructure. You will work closely with cross-functional teams to ensure optimal performance and scalability of our services.

Join Kostal Group as an Electronics Design Engineer, where you will play a pivotal role in developing cutting-edge electronic systems. You will collaborate with a dynamic team in our R&D department to innovate and improve our electronic components. This is an excellent opportunity for professionals eager to make a significant impact in the electronics field.

Join our dynamic team at Quantum Systems GmbH as a Quality Control Engineer, where your expertise will ensure the highest standards in our production processes. We are looking for a dedicated professional who possesses a keen eye for detail and a commitment to excellence in quality assurance.Key Responsibilities:Incoming Inspection: Verify incoming materials (prepregs, resins, fabrics) for compliance with certificates and specifications.Process Control: Monitor quality throughout each stage of production.Visual Inspection: Conduct thorough inspections of products for defects.Measurements: Utilize measuring instruments to ensure product accuracy.Documentation: Prepare quality passports, test protocols, and maintain a defect journal.Defect Management: Identify defects and determine corrective actions according to technical documentation.

Role Overview Miratech is looking for a Senior Data Engineer in Kyiv. This role focuses on designing, building, and maintaining scalable data architectures that support business growth. The position involves working closely with teams across the company to deliver reliable data solutions. What You Will Do Design and develop data architectures that can scale with business needs Build and maintain data processing pipelines Work with cross-functional teams to deliver data solutions that support business insights Optimize data workflows for performance and reliability Ensure data integrity throughout all processes