Middle Data Engineer

N-iX is a leading global software development firm dedicated to empowering businesses worldwide to innovate and develop cutting-edge software solutions. Established in 2002, we bring together a talented team of over 2,400 professionals across more than 40 countries, collaborating on transformative projects for industry leaders and Fortune 500 companies. Our expertise encompasses cloud computing, data analytics, artificial intelligence/machine learning, embedded software, and the Internet of Things (IoT), driving digital transformation across finance, manufacturing, telecommunications, healthcare, and various other sectors. Join N-iX and become part of a dynamic team where your contributions truly make a difference.This position is perfect for individuals at the start of their data engineering journey who are eager to grow in a nurturing environment. We prioritize curiosity, a commitment to learning, and the capability to ask insightful questions. If you’re driven to enhance your skills and evolve into a proficient Data Engineer, we are excited to support your growth with us

Greetings! We are Ruut, a digital coaching platform dedicated to helping individuals stay motivated in their training and equip them with sports skills (running, swimming, cycling) through personalized plans and recovery content.About Our Business:Established approximately 7 months ago.Achieved our unit economics within just 11 days.In the past year, we have grown by a factor of 60 and we are not stopping there.Our team consists of 13 A-players specializing in sports, mathematics, and product development.This year, we aim to become the number one brand for athletes and aspiring athletes. As such, we are in search of a Junior Data Analyst who is eager to grow quickly, take on responsibilities, and build analytics alongside a budding business.Our current analytics setup is partially established, with some metrics missing and attribution issues present; we lack a complete view of our business. We are looking for a curious Junior Data Analyst who will help tidy up our data and gradually take ownership of the analytics domain.Responsibilities in this Role:Assist in building and maintaining analytics for product, marketing, and operations.Work with existing datasets, events, and dashboards.Collaborate with the engineering and analytics leads to set up data connectors.Help fix attribution and data quality issues.Update and maintain dashboards in Tableau.Assist with A/B testing for marketing and product initiatives.Quickly learn to dive into data to uncover issues and growth opportunities for the business.You will work directly with the CEO, Product, CMO, and Engineering Lead and receive strong mentorship.

Join our team as a Trainee/Junior Data Analyst at Wisey, a cutting-edge initiative by Universe Group. Our platform is dedicated to enhancing personal productivity for users worldwide, having already attracted over 4 million users with its unique content and methodologies aimed at combating procrastination, boosting productivity, improving focus, memory, logic, relationships, psychology, and more.This role is perfect for those eager to dive into analytics and rapidly become part of the business decision-making process. You will immerse yourself in business contexts, learn to work with real data, and become a key player providing insights that drive the business forward. With strong mentors around, you will have the opportunity to grow swiftly from a trainee to an experienced analyst.You are an ideal fit for us if you:Desire to rapidly advance in analytics through hands-on experience rather than just theory.Want to witness how your data influences product, marketing, and payment decisions.Are curious about how business operates internally beyond just numbers.Seek a work environment rich in context, open communication, and strong teams.Look for a clear and transparent growth track from trainee to senior levels.Are ready for a dynamic environment with high-quality standards.Your key responsibilities will include:Providing analytical support to the marketing team by preparing data, calculations, and conclusions to solve business challenges.Building and maintaining a dashboard system in Tableau for teams making business decisions.Conducting business research by analyzing user behavior, marketing metrics, and key business indicators.Identifying growth opportunities through data analysis and generating insights and recommendations.Developing and maintaining data products to enhance the effectiveness of the analytics team.What we expect from you:Basic knowledge of mathematics, statistics, and probability theory.Familiarity with programming languages relevant to data analysis.Strong analytical and problem-solving skills.Ability to communicate findings effectively to stakeholders.

Ajax Systems is a leading technology company that takes pride in its comprehensive approach, from conceptualizing innovative ideas to research and development, and ultimately, mass production and sales. We specialize in manufacturing state-of-the-art physical devices, which encompass a variety of sensors and hubs. Our dedicated team is responsible for crafting the firmware, developing the server infrastructure, and launching mobile applications. With offices in both Kyiv and Lviv, we ensure that all technical and product-related decisions are made locally, fostering a collaborative environment.We have successfully launched and continually enhance Malevich OS, the core of our hubs. We are on the lookout for passionate Embedded Engineers eager to join us in elevating our systems. The quest for innovation never ceases, as we strive to introduce new functionalities, sensors, and features to further enhance our offerings.

Embark on Your Career as a Junior Data Scientist / Quant Researcher Intern in 2026!Are you driven by a passion for data analysis? Do you excel in competitive environments and relish the challenge of solving intricate problems? If so, we invite you to apply for our paid 4-week internship scheduled for the summer of 2026.About Atto Trading — The Fusion of Engineering and FinanceAtto Trading is a cutting-edge quantitative trading firm dedicated to developing innovative, data-driven strategies utilizing high-performance systems to navigate global financial markets.Our compact and dedicated team of engineers, traders, and researchers collaborates to:Transform concepts into profitable trading strategies.Engage actively in U.S. financial markets.Continuously learn and confront challenging technical problems together.Create ultra-fast, robust software solutions.As an intern, you will be fully integrated into our engineering team from day one, engaging in meaningful projects rather than merely assisting with side tasks.Your Responsibilities During the Internship Will Include:Analyzing extensive market data sets utilizing tools such as Polars, SQLAlchemy, and scikit-learn.Developing interactive reports and visualizations using Bokeh or Shiny-Plotly to provide actionable insights.Employing proprietary analytical tools to establish pipelines for subindicator generation.Collaborating with engineers, traders, and analysts in a dynamic business environment.Internship Details:Duration: 4 weeks during summer (August)Location: In-office internship in Lviv, Ukraine.Format: Paid internship.Exceptional interns may receive an offer for a full-time or part-time position based on academic commitments.Selected interns will receive an iPad as part of their welcome package from Atto Trading.This internship presents a unique opportunity to acquire hands-on experience in high-frequency trading (HFT), where analytics, precision, and speed are critical to success.Important Note: This internship is specifically for candidates residing in Ukraine. Please include a brief overview of your key achievements (academic, project-based, volunteer, or personal) in your CV.

Join Playtech as a Junior QA Engineer, where you will play a vital role in ensuring the quality and performance of our cutting-edge gaming products. In this entry-level position, you'll work closely with our development team to identify issues, create test plans, and execute software testing procedures. This is an excellent opportunity for recent graduates or individuals looking to start their careers in software quality assurance.

Join Renesas Electronics as a Junior Web Software Engineer and embark on a journey to innovate and enhance web applications that drive our business forward. In this role, you will collaborate with a dynamic team to design, develop, and maintain high-quality software solutions. Your contributions will directly impact our digital presence and user experience.

Join our dynamic team at ajax as a Junior Image Quality Engineer in Kyiv. In this role, you will play a pivotal part in enhancing image quality standards across our products. You will collaborate with cross-functional teams to ensure high-quality visual outputs that exceed customer expectations.

Role overview Playtech seeks a Junior Quality Assurance Engineer based in Kyiv. This entry-level position centers on testing gaming software and supporting quality assurance activities. The role helps the team deliver reliable releases and uphold product standards. What you will do Collaborate with experienced QA team members to test gaming products Assist in confirming that software meets Playtech’s quality benchmarks Develop practical skills using different testing methods and tools Take part in team discussions and contribute to ongoing improvements Learning opportunities Build hands-on experience in software quality assurance Work closely with professionals in the gaming industry Gain exposure to Playtech’s technologies and internal processes

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

Atto Trading is a pioneering quantitative trading firm specializing in a diverse portfolio of signal-driven high-frequency strategies across cash equities and futures markets.We are on the lookout for a passionate Trading Operations Engineer to join our vibrant team. With our expansion into new markets, this is a thrilling time to become part of our international collective of experts specializing in trading, statistics, engineering, and technology. Our disciplined methodology, paired with rapid market feedback, enables us to swiftly transform innovative ideas into tangible profits. We foster an environment of collaborative learning, empowering us to tackle the most challenging problems together.As a compact firm, we maintain agility and uphold the highest standards of integrity, creativity, and dedication.Our Trading Activities:We actively trade stocks and futures across major US exchanges, including NASDAQ, NYSE, ARCA, Cboe, CME, CFE, and more.Position Highlights:Seize a unique opportunity to integrate software engineering with real-world finance right from day one.In this position, you will apply your engineering expertise directly to live trading and financial markets.Benefits of Joining Us:Continuous investment in the latest technology stack.A creative approach to selecting the hardware and software tools essential for your work.Join a dedicated team committed to ongoing learning and improvement.No external clients; you will be the sole user of the products you develop.Make a significant impact on the company’s bottom line while holding a crucial position within the organization.Key Responsibilities:Oversee and manage Atto Trading’s automated trading systems, ensuring seamless operations.Automate and refine trading support workflows and pipelines utilizing Python and Bash scripting.Collaborate with software engineering teams to enhance and maintain trading infrastructure and internal monitoring systems. Work alongside traders, engineers, brokers, and exchanges to resolve intraday issues in real time. Support daily risk operations by generating reports and executing established risk procedures.Document production incidents and maintain detailed logs and monitoring protocols.Assist in new market deployments by coordinating with internal teams on infrastructure and connectivity.Manage and maintain enterprise systems concerning pipeline scheduling, software releases, and operational monitoring.Qualifications:Proficient in Python programming with the ability to produce clean, reliable code with minimal oversight.Solid foundational knowledge of Linux (command line, basic system understanding).Expertise in data visualization, manipulation, and processing for operational insights.Meticulous attention to detail with a rigorous, analytical mindset.Ability to thrive in a dynamic and fast-paced environment.

About the Role Miratech is hiring a Senior Data Engineer in Odesa. This position focuses on designing, building, and maintaining scalable data architectures that support business insights and operational efficiency. What You Will Do Design and develop data solutions to address business needs Build and maintain scalable data architectures Support data-driven decision-making across the organization Who We’re Looking For Someone who enjoys solving complex data challenges and working with modern data technologies. Experience in environments where priorities shift quickly is helpful.

About the Role Playtech is looking for a Junior Quality Assurance Engineer in Kyiv. This entry-level position focuses on testing software to help deliver reliable products. The role involves working closely with developers and other team members to identify issues and improve product quality. What You Will Do Test software features and updates to catch bugs and performance issues Document test results and report problems clearly Collaborate with development teams to resolve issues and verify fixes Contribute to maintaining high standards for software quality Who This Role Suits This position is well suited for those starting a career in software testing or quality assurance and interested in learning from experienced teams.

Playtech seeks a Junior Quality Assurance Engineer in Kyiv to help uphold software quality across its gaming products. This position plays a key part in supporting the Quality Assurance team’s efforts to maintain high standards. Key responsibilities Collaborate with developers and project managers to identify and resolve software issues Assist in testing new features and updates ahead of release Support the ongoing reliability and quality of Playtech’s gaming solutions Role overview This role focuses on hands-on testing and teamwork. Junior Quality Assurance Engineers contribute to the smooth delivery of new features and help ensure Playtech’s games meet quality expectations.

Role overview N-iX is seeking a Mid-Level Big Data Engineer located in Ukraine. This role centers on building and maintaining data pipelines, Ontology Objects, and Foundry Functions within the Palantir Foundry platform. Collaboration with colleagues from various teams is a key part of the position, with the goal of delivering data solutions that inform decision-making throughout the company. What you will do Design, develop, and maintain advanced data pipelines Work with Ontology Objects and Foundry Functions in Palantir Foundry Collaborate with stakeholders from different teams to deliver scalable, reliable, and secure data solutions Requirements Experience working with cloud-based data engineering Understanding of modern data architectures Interest in tackling complex data challenges, particularly in regulated and data-heavy environments

Ajax Systems is a dynamic full-cycle company focused on innovation and technology development. We handle everything from the initial idea generation through R&D to mass production and sales, creating state-of-the-art physical devices that include a variety of sensors and hubs. Our dedicated team, spread across two offices in Kyiv and Lviv, makes all key technical and product decisions on-site. We have successfully launched and consistently enhance Malevich OS, which serves as the core of our Hub’s operations. We are currently seeking enthusiastic Embedded Engineers who are eager to collaborate with us in enhancing our systems. There are endless opportunities to develop new functionalities, sensors, and features, ensuring our product remains at the forefront of technology.

We are seeking a talented Mid-Level Data Engineer to become a key part of our dynamic team. Our client is among the largest food and beverage companies globally, with a presence in 189 countries and over 2,000 brands. Their extensive portfolio encompasses a wide range of products, including bottled water, dairy items, breakfast cereals, coffee, confectionery, frozen foods, pet foods, snacks, and baby food. The ideal candidate will be responsible for designing, implementing, and maintaining robust data systems that facilitate analytics, reporting, and machine learning initiatives. This position demands a strong sense of ownership, proficient SQL capabilities, and experience managing large datasets in production settings.

Join SKELAR, a pioneering venture builder that crafts international tech businesses. Collaborating with co-founders, we assemble high-performing teams to excel in global markets.Currently, SKELAR boasts a diverse portfolio of businesses across various niches, from EdTech to marketplaces. Our companies consistently rank among the top startups and product firms in Ukraine, achieving high standings in the App Store and developing platforms used by millions. Our innovations have been featured in renowned media outlets such as TechCrunch and Wired.People are our core value. We unite passionate talents who inspire those around them with their drive and determination. We believe that the right environment is crucial, which is why we aim to create the best workplace in Ukraine.We are seeking a Junior Full-Stack Engineer to join us in building modern, intelligent, and adaptable products that will serve as the backbone of our internal processes and help accelerate our growth. This role offers a developer the chance to make a significant impact on product development and witness tangible results from their contributions.We operate like a startup within a company: rapidly testing ideas, engaging extensively with users, and continuously searching for improvement opportunities.Our team is currently expanding as we launch new services, restructure our architecture for scalability, and incorporate AI functionalities that unlock numerous new possibilities.

N-iX is on the lookout for a motivated and skilled Middle/Senior Big Data Engineer to become a vital part of our dynamic team. In this role, you will be instrumental in the design, development, and maintenance of advanced data pipelines, Ontology Objects, and Foundry Functions within Palantir Foundry. We seek candidates with a strong foundation in cloud technologies, data architecture, and a genuine enthusiasm for tackling complex data challenges. Key Responsibilities: Work collaboratively with cross-functional teams to gather data requirements, design, implement, and manage scalable data pipelines in Palantir Foundry, ensuring data integrity and optimizing workflows. Translate data requirements into robust solutions by drawing on your expertise in cloud-based data engineering. Create data models, schemas, and flow diagrams to facilitate development. Develop, implement, and maintain efficient and reliable data pipelines and ETL/ELT processes for data collection, processing, and integration, ensuring timely and accurate data delivery to business applications while adhering to data governance and security best practices. Monitor data pipeline performance, identify bottlenecks, and implement enhancements to optimize data processing speed and minimize latency. Troubleshoot and solve issues related to data pipelines, ensuring continuous data availability and reliability to support data-driven decision-making. Stay updated with emerging technologies and industry trends, integrating innovative solutions into data engineering practices, and effectively documenting and communicating technical solutions and processes. Tools and Skills You Will Use: Palantir Foundry Python PySpark SQL TypeScript