Software Engineer, Data Platform

Join Our Team as a Software Engineer!We are seeking a talented Software Engineer to become a key member of Bolt’s Data Platform Insights team. In this role, you will be responsible for developing and enhancing the platform that empowers Bolt teams to create and manage high-quality data products. Your contributions will ensure that data is both reliable and accessible, driving impactful decisions at a massive scale.About BoltWith more than 200 million customers across over 50 countries, Bolt stands as one of the fastest-growing tech companies in Europe and Africa. Our success is attributed to our dedicated team members, and we are committed to fostering an inclusive environment where every individual is welcomed, irrespective of race, color, religion, gender identity, sexual orientation, age, or disability.Our vision is to transform cities into spaces designed for people rather than vehicles. We need your expertise to help us achieve this mission!About the RoleAs a Software Engineer in the Insights team, you will play an essential role in shaping the data ecosystem at Bolt. You will deliver frameworks, libraries, and automations that facilitate the seamless building, testing, and deployment of thousands of data models, metrics, and BI reports. Collaborating closely with data producers, you will tackle their toughest challenges and develop scalable, elegant platform solutions. We are committed to solving complex engineering problems at scale, ensuring that Bolt’s data modeling ecosystem remains reliable, cost-effective, and high-performing.

QED AI is an innovative technology firm dedicated to enhancing public health and food security in Sub-Saharan Africa. By developing cutting-edge digital infrastructure and leveraging AI, we operate at the critical intersection of humanitarian aid and scientific research. Our initiatives include monitoring diseases such as HIV, malaria, and tuberculosis, as well as conducting nutrient analyses for crops and soils across various African nations. Our funding sources include prestigious philanthropic and governmental organizations such as the Global Fund, Gates Foundation, and the CDC.We are seeking a mid/senior Data Platform Engineer (Backend) to join our dynamic team in Warsaw. Ideal candidates will possess the following:Proven experience in designing and maintaining data pipelines utilizing ETL and/or ELT methodologies, with a critical eye on trade-offs rather than adhering to a single pattern.Solid understanding of data pipeline reliability, including concepts of idempotency, backfills, and the management of late or corrected data.Ability to structure data systems into distinct layers (e.g., raw, cleaned, curated) and articulate their varying functions and guarantees.Experience with making informed decisions between batch, micro-batch, and streaming methods based on latency, accuracy, and operational complexity.Strong foundation in software engineering principles, version control, writing clean code and tests, robust design, and a grasp of basic data structures and algorithms.Ability to conceptualize logical software architectures and communicate clearly, both verbally and in writing.Eagerness to engage with a diverse range of problems and technologies.Willingness to participate in regular design sessions, code reviews, and collaborate effectively within teams.Experience with UNIX-based or OSX-Darwin development environments.Working proficiency (≥C1) in English, both spoken and written (minimum typing speed of 45 words per minute).Interest in collaborating with individuals from different cultural backgrounds.Demonstrated emotional resilience and social intelligence.A genuine passion for your work and a generally optimistic outlook, while recognizing the value of constructive skepticism.Additional skills that are advantageous but not mandatory include:Understanding of analytical data modeling concepts, including hierarchical and dimensional modeling.

Role overview Sigma Software Group is hiring a Senior Data Engineer in Warsaw to focus on integrations and the data platform. This position involves designing and building solutions that connect data across the company’s platforms. Collaboration with teams throughout the organization is central to keeping data moving reliably and strengthening the overall data architecture. What you will do Design and implement data integration solutions for various platforms Work closely with cross-functional teams to keep data flowing seamlessly Optimize and maintain data pipelines for performance and reliability Monitor data quality and drive improvements where needed Apply best practices in data management Support the ongoing development of the company’s data architecture Impact This role plays a key part in enabling data-driven decision making at Sigma Software Group. By ensuring reliable, high-quality data is available when needed, the Senior Data Engineer helps establish data as a strategic asset for the organization.

Join Our Team as a CDP Data Engineer!At Software Mind, we are dedicated to crafting innovative analytical solutions for digital services. Our mission is to create a state-of-the-art data ecosystem utilizing a diverse array of technologies, particularly within the AWS cloud environment.We are seeking a talented individual to become an integral part of our team, focusing on the implementation of a Customer Data Platform (CDP). This role encompasses everything from installation and configuration to development, integration with our analytical and Data Governance tools, and ongoing maintenance.Your Contributions Will Include:Establishing and maintaining the CDP environment, including collectors, enrichers, and loaders.Integrating event data from multiple sources.Configuring and developing the CDP, including schema repositories.Building and sustaining data pipelines on AWS.Creating analytical models and integrating them with the data catalog.Collaborating on the development and implementation of user identification mechanisms (ID stitching, cross-device, cross-site, consent logic).Documenting processes and working closely with teams in Data Engineering, Data Management, Data Governance, IT, Privacy, and Analytics.

About the Role Nearmap is looking for a Software Engineering Manager to guide the Web Platform team in Warsaw. This role involves leading engineers focused on building and improving web solutions that support user experience and business objectives. What You Will Do Direct a team of engineers working on the web platform Work with cross-functional groups to clarify project needs and set schedules Oversee delivery of software projects, keeping quality and deadlines in focus Encourage a culture centered on technical growth and ongoing improvement Location This position is based in Warsaw.

At Samba TV, we are at the forefront of transforming the global viewing landscape through our innovative data and technology. Our mission is to enhance the viewing experience for audiences worldwide. With our unique data capabilities, we empower media companies to connect with viewers for their latest shows and movies, while providing advertisers with tools to engage audiences and evaluate their reach across various devices. Our rich narrative is shaped by a diverse array of cultural insights derived from our extensive global data reach and AI-driven analytics.We are looking for a talented Data Engineer to join our data platform team. This team is essential in developing and maintaining the robust data platform that serves our entire organization, facilitating everything from data ingestion to advanced analytics and reporting. You will work with valuable viewership data and contextual datasets, as well as scalable applications that support data-driven decision-making. Our hybrid work model allows you to collaborate primarily using AWS, Databricks, BigQuery, and Snowflake technologies. The successful candidate will possess significant expertise in cloud-based data engineering, distributed data processing, and data governance, ensuring our analytics, reporting, and machine learning initiatives are well-supported.

Senior Software Engineer, Data Foundations ABOUT THE ROLE At Peloton, we view Data as a Product—a vital asset that drives every member interaction and influences business decisions. Our Datastores team is committed to offering a dependable, secure, and high-performing data persistence layer for application services throughout the organization. Our core principles include: 1. Safeguard the data, 2. Optimize for scalability, speed, and reliability, and 3. Minimize manual effort. We are seeking a Senior Software Engineer with extensive experience in constructing and managing data-intensive systems to join our Datastores team. This position is perfect for a backend engineer who has developed and maintained production systems heavily reliant on databases, caching layers, and data pipelines, and who is eager to advance their knowledge in scalable, cloud-native data infrastructures. You will collaborate at the intersection of application engineering and data platform reliability, working alongside service teams to enhance the storage, access, scalability, and observability of data across Peloton’s ecosystem. YOUR DAILY IMPACT AT PELOTON Your responsibilities will include: Designing, building, and maintaining backend systems that depend on scalable and highly available data persistence layers. Collaborating with service teams to refine database design, enhance query performance, and optimize data modeling. Contributing to automation efforts surrounding infrastructure provisioning using tools like Terraform and Backstage, while improving developer experience by creating self-service tools for databases and caching systems. Focusing on observability, performance insights, and autoscaling strategies for production datastores. Participating in architectural discussions regarding multi-regional data persistence and global scalability. This role merges hands-on backend engineering with significant exposure to cloud data systems and platform reliability challenges. WHAT YOU BRING We are looking for proficient backend engineers who are data-centric—those who have built systems where data performance, reliability, and modeling are crucial. 5+ years of software engineering experience in developing production backend systems. Strong familiarity with relational databases such as PostgreSQL or MySQL, including schema design, indexing, and query optimization. Experience with NoSQL datastores like DynamoDB, Redis, Elasticsearch, or Memcache. Exposure to data pipelines, event-driven architectures, and cloud technologies.

Engineering Manager - Platform** This role can be based remotely in Finland, Switzerland, Poland, UK, Italy, or Germany **At Scandit, we empower individuals with superhuman capabilities. From enabling delivery drivers to optimize their routes, matching patients with their medications, to enhancing retail operations, our cutting-edge technology automates workflows and delivers actionable insights across diverse industries. Join us in our mission to innovate and elevate Scandit to new heights.About the RoleAs the leader of our Platform Engineering (DevOps & SRE) team, you will oversee the vital cloud infrastructure and CI/CD pipeline ecosystem that supports our entire engineering division. Our team is dedicated to refining engineering practices, ensuring efficiency, and accelerating delivery speed. We leverage modern tools such as AI-assisted workflows to enhance planning and execution.We seek an Engineering Manager to guide our Platform Engineering team, providing clarity, structure, and consistent execution. You will collaborate closely with product engineering teams, embracing AI-enabled tools and methodologies to speed up development and enhance engineering effectiveness. This position offers opportunities for expanded responsibilities as Scandit continues to grow, including leading additional engineering initiatives or teams.What You Will DoLead, mentor, and nurture your team.Provide structure and clarity to planning, execution, and reporting.Manage the operation and continuous enhancement of our cloud infrastructure and CI/CD pipelines.Drive cross-team initiatives in security and compliance, such as reducing Snyk vulnerabilities and supporting ISO-related efforts.Enhance security, reliability, and cost efficiency through disciplined processes and clear accountability.Establish roadmaps, milestones, and progress reporting (like OKRs) to keep stakeholders informed of plans, risks, and delivery timelines.Engage in proactive collaboration with product and engineering teams to align priorities and successfully execute shared initiatives.Identify bottlenecks and spearhead improvements to boost engineering velocity.Embrace additional responsibilities and cross-team leadership as Scandit continues to expand.Who You AreYou have a strong background in DevOps/SRE practices.You possess excellent leadership and team-building skills.You are adept at using modern tooling and methodologies to drive engineering efficiency.

Role Overview NielsenIQ is hiring a Junior Insight Analyst in Warsaw. This role supports teams by analyzing data, identifying market trends, and helping develop recommendations for clients. Work will involve collaborating with colleagues from different functions to inform business decisions through data-driven insights.

Location: Warsaw, Poland Company: Veeam Software About Veeam Software Veeam leads in data management and AI trust, helping organizations understand, secure, and strengthen their data. Headquartered in Seattle with teams in over 30 countries, Veeam protects the operations of more than 550,000 clients worldwide. The company focuses on keeping businesses running smoothly and enabling the safe, rapid adoption of AI at scale. Role Overview The Senior Data Security and Privacy Engineer will focus on implementing privacy-by-design principles and building strong data protection strategies for the Veeam Data Cloud (VDC) data plane. This position plays a critical role in upholding high standards for data security and privacy, helping to maintain client trust in Veeam's solutions.

Join NielsenIQ as a Senior Insight Analyst specializing in Fast-Moving Consumer Goods (FMCG). In this pivotal role, you will leverage data and analytics to provide strategic insights that drive business decisions. Collaborate with cross-functional teams to identify trends, optimize performance, and enhance customer engagement.

Join us at capital, a premier trading platform expanding globally. Our award-winning products, recognized for their advanced technology and exceptional client experience, set the standard in the industry. We are on the lookout for top-tier talent to join our dynamic engineering team.We are currently enhancing our Backend Team and seeking passionate Java Software Engineers with a keen interest in trading! Our engineering team is crucial in maintaining the performance, security, and reliability of our products. With a focus on delivering superior performance, ensuring compliance, and protecting client data, your contributions will significantly enhance the trading experience for our clients.We value engineers who not only write exceptional code but also embody our core values. We are searching for individuals who are ready to move quickly, willing to innovate and develop, who understand the importance of listening, respecting, and supporting, strive to exceed client expectations, and take full ownership for achieving real impact.

Altersolutions is seeking a Senior Platform Engineer (Developer Experience) to lead the establishment and standardization of engineering practices, enhance developer workflows, and define standards for CI/CD and collaboration. This role melds hands-on DevOps expertise with a strong focus on clarity, comprehensive documentation, and effective process design.The primary objective is to boost the efficiency, consistency, and scalability of our engineering organization. In this capacity, you will collaborate closely with engineering leads, product managers, and other key stakeholders to ensure our operational methods are thoroughly documented, clear, and actionable.Key ResponsibilitiesDesign, document, and maintain comprehensive software development processes, encompassing coding standards, branching strategies, testing protocols, release management, and deployment workflows.Engage with engineering managers, team leads, and product teams to gather insights and best practices, facilitating the seamless adoption of tools and methodologies.Convert intricate technical workflows into clear, concise documentation and visual aids (such as flowcharts, process maps, checklists, and templates) to enhance understanding.Assess and implement tools aimed at improving developer experiences (e.g., feature flagging, local development environments, code quality tools).Oversee a central documentation repository (e.g., Confluence, Notion, or Git-based systems), ensuring that all documentation remains current and version-controlled.

Role overview The Insight Analyst position at NielsenIQ focuses on supporting the Fast-Moving Consumer Goods (FMCG) sector through data-driven analysis. The role involves examining consumer data to reveal trends and patterns that guide client decision-making. Based in Warsaw, this position plays a key part in translating complex analytics into practical business insights for FMCG clients. What you will do Analyze FMCG sector data to highlight market trends and consumer behavior Deliver actionable findings that support client strategies and business goals Apply modern analytics tools and methodologies to interpret data effectively Location This role is located in Warsaw.

Strategic LeadershipDesign and execute a robust data privacy and access control framework that encompasses multi-dimensional classification, dynamic permissions, and information barriers.Serve as the technical leader of a specialized team dedicated to privacy-centric access controls while collaborating with cross-functional teams including data ingestion, knowledge mapping, and automation developers.Establish and uphold security and privacy standards, policies, and best practices throughout the entire product development lifecycle.Technical ImplementationCraft a multi-tiered access control model that integrates Role-Based Access Control (RBAC), Attribute-Based Access Control (ABAC), and purpose-driven limitations.Supervise the deployment of intricate data classification frameworks leveraging NLP and other advanced technologies.Design and validate mechanisms for permission propagation tailored for graph data models and derived insights.Set security boundaries for autonomous AI agents, ensuring adequate context isolation and privilege controls.Cross-Team CoordinationCollaborate closely with engineering teams to embed privacy controls into the data pipeline, knowledge graph, and AI components.Partner with product management to harmonize privacy requirements with usability and functionality.Work alongside customer success to address specific client privacy and compliance needs.Advocate for the adoption of privacy-by-design principles among development teams.

Join our dynamic Product Security team as a Senior Platform Security Engineer, where your expertise will be crucial in safeguarding our platform that supports multiple products and handles sensitive, high-value information. With our operations expanding, we seek two professionals to strengthen our security efforts.Your role will involve hands-on engineering, where you will design, build, and deploy robust security and privacy controls. This is not about merely defining policies; you will actively contribute to the security architecture of our systems.Your responsibilities will include enhancing supply-chain security through SAST, SCA, container scanning, and CI/CD hardening. Expect a varied role that will challenge you across multiple domains without confining you to a single specialty.What Success Looks Like:Within 90 days, you will have implemented significant, production-level security enhancements.You will take ownership of components of the AuthN/AuthZ model and its execution.You will develop a comprehensive understanding of our data flows and associated privacy risks.Establish yourself as a trusted advisor across teams, able to confidently voice concerns and provide rationale.Effectively reduce risk through practical measures rather than superficial security actions.Your Work Style:This role offers a high degree of autonomy, encouraging you to identify and address issues independently.You will collaborate closely with engineers from different teams, fostering a culture of teamwork.Engaging in constructive disagreements is encouraged, with decisions rooted in data and threat modeling.You will have the authority to block releases on security or privacy grounds when necessary, following clear escalation paths.Proactively addressing problems, even beyond your immediate area, is expected.

At Tenstorrent, we are at the forefront of transforming the AI landscape, enhancing performance, usability, and cost-effectiveness. As AI reshapes the computing world, our solutions adapt to integrate advancements in software models, compilers, platforms, networking, and semiconductors. Our talented team of technologists has crafted a high-performance RISC-V CPU from the ground up, driven by a shared enthusiasm for AI and an unwavering commitment to creating the premier AI platform. We cherish collaboration, curiosity, and the challenge of tackling complex problems. Join us as we expand our team, welcoming talents of all experience levels.Our AI Software Infrastructure team develops the foundational platforms that facilitate internal development, orchestrate workloads, and manage extensive AI hardware across on-premises data centers. This team is responsible for creating and deploying infrastructure utilized both internally and externally on Tenstorrent systems.This position is hybrid, with options to work from Toronto, ON; Santa Clara, CA; Austin, TX; Belgrade, Serbia; or Warsaw, Poland.We encourage applicants from diverse experience backgrounds for this role. Candidates will be evaluated during the interview process for the appropriate level, and offers will be adjusted accordingly, which may differ from the current posting.

We are seeking a highly skilled Senior Microsoft Platform/System Engineer to join our dynamic team at Altersolutions in Warsaw. In this role, you will leverage your deep expertise in Microsoft technologies to deliver innovative solutions that drive business success. Your contributions will be instrumental in enhancing our clients' systems and infrastructure.As a key member of our engineering team, you will collaborate with cross-functional teams to design, implement, and optimize Microsoft-based solutions. Your experience will help guide best practices and ensure the highest quality of service delivery.

About Us1GLOBAL is an innovative technology leader in mobile communications, offering unparalleled global connectivity solutions for both enterprises and consumers. Our cutting-edge telecom platform features a robust, owned global mobile core network, state-of-the-art in-house developed eSIM technology, and a wide array of telecom licenses, allowing us to operate as a fully regulated telecommunications provider in 40 countries around the globe.We proudly serve some of the world’s most prominent banks, enterprises, and digital-first businesses, including neo-banks, global FMCG leaders, travel industry giants, and payment service providers. Currently, we empower over 70 million people and devices worldwide, facilitating our clients to launch, scale, and innovate confidently within the mobile ecosystem.1GLOBAL is a rapidly growing, profitable entity, projecting full-year revenues exceeding US$200 million and profits over US$25 million by 2025. Our robust cash flow supports continuous investments in infrastructure, platform innovation, and global expansion. Recent years have been pivotal for us, marked by significant enterprise and consumer client acquisitions that enhance our status as a formidable global mobile connectivity provider, dedicated to helping consumer brands thrive in telecommunications.Founded in 2022 by seasoned technology entrepreneurs Hakan Koç and Pyrros Koussios, 1GLOBAL is at the forefront of shaping the future of global telecommunications. We operate as a fully regulated Mobile Virtual Network Operator (MVNO) in 12 countries and as a regulated telecom operator in an additional 28 markets. Headquartered in the Netherlands, with premier R&D centers in Lisbon, Berlin, and São Paulo, our team of nearly 500 experts across 15 countries is unified by a singular mission: to redefine global mobile connectivity through unparalleled technology, scale, and operational excellence.About the TeamThis senior, hands-on Java position focuses on scalable backend systems, long-term ownership, and addressing real-world production challenges. You will be part of a newly formed backend team in Warsaw, dedicated to advancing our eSIM, global connectivity platform, and IoT solutions.The role entails:Enhancing and modernizing existing systems,Developing new services and greenfield components,Boosting reliability, performance, and maintainability across the platform.As a senior engineer, you will also lead the evolution of testing methodologies as systems evolve.

Join NielsenIQ as a Junior Insight Analyst specializing in the Tech and Durables sectors. In this role, you will analyze market data to provide actionable insights that drive business decisions. Collaborate with cross-functional teams to understand client needs and deliver data-driven solutions that enhance performance.