Python Tech Lead

Quantum Systems GmbH develops unmanned solutions for air, land, and sea operations, combining advanced hardware with AI-driven software. The company delivers real-time data and precise control to defense, security, and public sector clients worldwide. Since establishing the Kyiv office in 2022, Quantum Systems has remained committed to supporting Ukraine. Role overview The Service Team Lead manages the Kyiv-based service team, focusing on high-quality repairs, process improvements, and the professional growth of engineers. This is a full-time, on-site position based in Kyiv. Main responsibilities Team leadership Direct and coordinate a team of service engineers and testers. Plan workloads, assign tasks, and set priorities to improve productivity. Mentor, onboard, and guide engineers in their development. Lead technical discussions and review complex cases to find solutions. Quality assurance Ensure all repairs and testing meet company standards. Monitor deadlines, SLAs, and overall service quality. Analyze recurring technical issues and drive improvements to reduce defects. Review and validate complex repairs involving electronics, UAVs, and modules. Process improvement Streamline workflows and introduce industry best practices. Maintain and update checklists, procedures, and technical documentation. Collaborate with Testing, Logistics, Procurement, and R&D teams. Track performance metrics and prepare reports on key KPIs. Technical involvement Help resolve complex engineering challenges as they arise. Make technical decisions in non-routine situations. Oversee repairs of UAVs, electronic modules, and power systems. Location: This position requires full-time, on-site presence at the Kyiv office.

Join United Tech as a Creative Marketing Team Lead, where you will spearhead our creative strategy for paid traffic performance. This is a unique opportunity to directly influence the success of high-growth products within a competitive landscape (US, UK, CA, AU markets), where every idea and decision counts. You will craft and implement innovative marketing strategies, oversee the entire production process from concept to final deliverables, and build a dynamic creative team from the ground up. Enjoy the autonomy to initiate bold projects, make independent decisions, and impact essential business outcomes in a fast-paced, bureaucracy-free environment.About Our Product: At United Tech, we are pioneers in the rapidly evolving social networking sector, revolutionizing online connections through a live-streaming platform that is growing at an annual rate of over 21%. We design products that integrate streaming, video content, interactivity, and community engagement, targeting a global audience. Our flagship offering is an international streaming platform devoid of advertisements, allowing users to connect in real-time via video chats and live broadcasts. Beyond this, we are developing additional innovative products within the niche, each catering to distinct mechanics, audiences, and monetization strategies. Our team is dedicated to tackling complex analytics, AI solutions, personalization, and the scaling of high-load systems. If you're passionate about shaping the future of social networking, we want you on our team!

SKELAR is a Ukrainian venture builder focused on creating international tech businesses. Together with our co-founders, we assemble strong teams to succeed in global markets.Currently, SKELAR operates several businesses across various niches—from EdTech to marketplaces. Our companies rank among the top startups and product companies in Ukraine, achieving high positions in the App Store and developing platforms that millions of people use. Furthermore, our businesses have been featured in esteemed media outlets such as TechCrunch and Wired.We are seeking a HelpDesk Team Lead to join our team at SKELAR. This is a unique opportunity to influence processes, develop your team, and work with cutting-edge technologies. SKELAR is not just a company; it's an ecosystem building ambitious international IT businesses. We value strategic thinkers who take responsibility and constantly strive for excellence.In this role, you will manage a team of 3 engineers, optimize technical support processes, improve office infrastructure, and implement innovations. We have no bureaucracy, and your ideas can transform processes across the organization. If you are eager to grow, possess technical expertise, and want to influence large projects, this is your chance to join a high-performing team and help us achieve ambitious goals.

TENTENS Tech is looking for a Backend Team Lead to support its MarTech initiatives in Kyiv. This leadership position centers on guiding backend development and helping the team achieve higher performance. What you will do Lead and mentor backend engineers working on MarTech projects Guide technical decisions and support the team’s growth Promote high standards and help the team reach new levels of performance About TENTENS Tech TENTENS Tech partners with SKELAR, a Ukrainian venture builder focused on building international tech businesses. The company’s main products are social discovery platforms used by more than 20 million people worldwide. The team includes over 250 members who are encouraged to take ownership and show initiative. TENTENS Tech values focus, thoughtful questions, and a drive to exceed expectations. Ambition and a commitment to excellence are at the core of the company culture.

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.

Join our dynamic team at Auto1 as a Team Lead Java Engineer in our Remarketing department. In this role, you will lead a talented group of engineers, driving innovation and excellence in our technology solutions. You will be responsible for overseeing the development and implementation of robust Java applications that enhance our remarketing strategies. Your leadership will be crucial in mentoring team members, improving coding standards, and ensuring high-quality deliverables.

Join SKELAR, a pioneering venture builder committed to establishing international tech businesses. We partner with co-founders to assemble strong teams that excel in global markets.Currently, SKELAR manages a diverse portfolio of businesses across various sectors, from EdTech to marketplaces. Our ventures have been recognized as top startups and product companies in Ukraine, featuring prominently in AppStore rankings and creating platforms used by millions. Notable media outlets like TechCrunch and Wired have covered our businesses.We take pride in our robust team of over 1,000 specialists, each possessing exceptional expertise and ambitious goals. Our people are our greatest asset, and we strive to build businesses alongside the best talent available.We are currently seeking a Golang Backend Team Lead for PawChamp, a mobile application and online platform designed for dog owners. PawChamp enables pet parents to train their dogs and learn more about care and training through 24/7 chats with experts, the AI companion Pawchie, and educational materials developed in collaboration with dog trainers. Our aim is to provide personalized daily lessons covering all aspects of dog training, from basic commands to addressing behavioral issues. Our strategic goal is to become the leading player in the global online dog training market, fulfilling all needs of pet parents and their dogs beyond training.In October 2025, we earned the title of Product of the Day on Product Hunt.App Store rating: 4.8Intro video about the product: https://www.youtube.com/watch?v=D3vURwhmufgKey Challenges:Enhancing the backend for our mobile products and the PawChamp web platform.Leading, coordinating, and developing the backend development team.Collaborating with stakeholders.Ensuring high code quality and adherence to best development practices within the team.Interacting with adjacent teams to improve system component interaction and optimize processes.Enhancing code, architecture, services, and development approaches.What We Value:

TENTENS Tech, a partner IT company of SKELAR, is at the forefront of building international tech businesses from Ukraine.We create innovative social discovery platforms that serve over 20 million users globally. Our impressive pace and scale are fueled by deep expertise in analytics, high-load systems, and performance marketing.Our team at TENTENS Tech consists of over 250 professionals, each acting as a CEO in their role and contributing to our collective success. We operate with a 10/10ths mentality: we keep our sights on our goals, ask the right questions along the way, and never settle for 'good enough' — we strive for excellence and beyond. If you resonate with this mindset and are ready to accelerate with us, we want to meet you!We are currently seeking a Backend Team Lead to help elevate our standards of excellence.

TENTENS Tech is a strategic partner of SKELAR, a Ukrainian venture builder dedicated to developing international tech businesses.We create social discovery platforms for over 20 million users globally. Our pace and scale are supported by deep expertise in analytics, high-load systems, and performance marketing.Today, the TENTENS Tech team consists of more than 250 professionals, each acting like a CEO in their role and contributing to our collective success. We operate with a 10/10ths mindset: aiming for excellence, asking the right questions along the way, and never settling for 'good enough'—we strive for maximum impact and beyond. If this resonates with you and you’re ready to accelerate with us—let’s connect!We are currently seeking a Backend Team Lead to help elevate our results.

Playtech is looking for a DevOps Team Leader to join the Kyiv office. This role leads a group of DevOps engineers with a focus on refining software development workflows and improving application reliability. The position centers on optimizing deployment pipelines and supporting teams as they deliver new features and updates. Responsibilities Lead and mentor a team of DevOps engineers Guide the team in adopting modern DevOps practices Work to streamline software development and deployment processes Maintain high availability and performance for Playtech applications Collaborate with teams across departments to enhance product quality What We’re Looking For The ideal candidate enjoys working with technology and knows how to motivate a team toward operational goals. Strong technical skills and leadership experience are important, along with the ability to work on projects that involve several departments.

About the Company onhires is partnering with a defense technology startup in Kyiv. This team develops and manufactures products built to withstand real combat conditions. Engineers, developers, and production specialists work side by side, focused on delivering solutions that work in practice, not just on paper. Role Overview The Product Lead / Field Operations Lead acts as the central point for execution across the company. This is more than a traditional product management role. The person in this seat drives tasks from start to finish, makes decisions, and keeps projects moving. Expect to work closely with teams and leadership to ensure that goals turn into results. What You Will Do Coordinate field trials for products in combat-simulated settings. Organize and run demonstrations for military units, partners, and integrators. Work with engineering and production teams to spot blockers and keep execution on track. Track deadlines and monitor real progress on deliverables. Travel to frontline cities for demos and to collect feedback. Bring teams together and maintain a clear overview of all projects. Collaborate directly with the CEO on top priorities and key tasks. What We Look For Technical or strong operational background (engineering, defense, hardware, operations, or consulting). Experience in military or similar environments is a strong plus. Background with hardware products, testing, or implementation is highly valued. Self-motivation and personal accountability for results. Comfort working under pressure and with shifting priorities. Clear communicator, able to work with engineers and military partners alike. Structured thinker who can make quick decisions. Personal vehicle and willingness to travel regularly. Conditions Location: Kyiv, office-based role.

Playtech is looking for a DevOps Team Leader to join the Kyiv office. This position centers on guiding a skilled DevOps team and improving the integration and deployment of software solutions. Role overview The DevOps Team Leader manages daily operations, supports team growth, and works to strengthen infrastructure. Collaboration with other departments is a key part of the job, with a focus on refining workflows and introducing effective DevOps practices. What you will do Lead and mentor a team of DevOps engineers Drive integration and deployment processes for Playtech’s software Work closely with other teams to streamline workflows Promote a culture of innovation and continuous improvement Requirements Experience in DevOps or a related technical field Strong leadership skills Interest in optimizing processes and supporting team development

Role overview ajax seeks a Head of Project Team based in Kyiv. This leadership position manages the planning, execution, and delivery of projects that drive the company's vision forward. The Head of Project Team guides project groups, aligns work with strategic goals, and upholds high standards at every stage. What you will do Supervise and mentor project managers Lead project planning and execution for several teams Ensure projects achieve company objectives and stay on schedule Encourage clear communication and teamwork among project members Review and improve project management methods Implement and maintain practices that increase productivity and quality Requirements Experience managing project teams and complex projects Strong communication abilities Skill in fostering collaboration and mentoring colleagues Proven background in project management

Reporting & ERP Lead - an exciting and strategically vital role aimed at establishing a unified financial-analytical ecosystem for our rapidly expanding company. We are growing quickly: more legal entities, more markets, more payment providers, and more products. We need a proactive individual who will not merely 'gather reports' but will develop a comprehensive architecture for financial data at the group level.Your mission is to create a 'single source of truth' for management decisions: from designing processes in ERP systems to constructing a transparent, automated reporting system that scales seamlessly with our growth.Work format: hybrid (Kyiv).You'll be a great fit if you:Desire to build systems from scratch rather than maintain legacy processes.Are prepared to integrate finance, data, technology, and business.Enjoy tackling complex challenges: multi-jurisdictional issues, multi-currency transactions, diverse regulatory requirements.Can think strategically while being unafraid to delve into operational details.Your future tasks:Implementing and enhancing ERP systemsLeading the implementation/setup/scaling of the ERP system.Designing financial processes: procurement, payments, period closing, reconciliations.Defining reporting requirements for ERP and influencing solution architecture.Coordinating work with contractors, integrators, and internal teams.2. Building a management reporting systemCreating a unified group reporting system.Developing key dashboards for management, finance, and operations.Ensuring accuracy, regularity, and timeliness of reporting.Establishing data logic across various systems.3. Financial data architectureAligning financial, payment, product, and operational data logic.Building a 'single source of truth' for key metrics.Ensuring the scalability of the data model.4. Collaboration with teams and stakeholdersWorking closely with legal, tax, treasury, data engineering, and operations teams.Training teams on new systems and reports.Providing analytical support for group-level management decisions.What you need to join us:5+ years of experience in auditing, consulting, or IT.Experience in a managerial/lead/head position.Deep understanding of financial reporting.Experience in building group management reporting.Hands-on experience in implementing or scaling ERP systems.Advanced proficiency in Excel/Google Sheets.Strong communication skills.

As a Technical Lead at ajax, you will play a pivotal role in guiding our development team to success. You will be responsible for overseeing the technical aspects of projects, ensuring that we meet our clients' needs with innovative solutions. This position is ideal for individuals who thrive in a collaborative environment and are eager to lead cutting-edge technology initiatives.

ONYX, a part of skelar, seeks a Creative Marketing Lead based in Kyiv. This role focuses on shaping marketing strategies that strengthen the brand and connect with the intended audience. Collaboration is central, with regular work alongside teams across the company to develop campaigns that help ONYX stand out and support ongoing brand growth. Key responsibilities Design and execute marketing strategies aimed at increasing brand visibility and audience engagement Collaborate with cross-functional teams to develop campaigns that capture attention Use creative skills to produce work that builds brand loyalty and delivers measurable results

Join our dynamic Education Team at Wix as a UX Designer, where you will play a crucial role in enhancing the user experience for our educational products. Your creativity and design skills will be instrumental in shaping intuitive and engaging learning experiences that empower users to thrive. Collaborate closely with cross-functional teams to research, prototype, and implement innovative design solutions. If you are passionate about education and user-centric design, this is the perfect opportunity for you to make a meaningful impact.

We are seeking a dynamic IT Support Lead to oversee and enhance our comprehensive IT support operations across various levels, including Level 1 (HelpDesk), Level 2 (Infrastructure), and Level 3 (Applications & Corporate Systems).This pivotal role emphasizes service reliability, an exceptional user experience, and operational excellence, ensuring seamless support in:End-user services and HelpDesk operationsCore IT infrastructureBusiness-critical applications (CRM, HR, recruitment, internal tools)As the lead of a cross-functional support team, you will serve as the primary coordination point among users, engineering teams, and external vendors.

Hello!We are SFORS, a leading trading company where traders achieve success!Specializing in trading on global financial markets, we are a key player in proprietary trading and a leader in pre-market activities.With 20 years of success in the stock market, our achievements are driven by significant investments in trader development, trading technologies, progressive risk management models, and the creation of effective trading strategies—all designed to help traders thrive.SFORS operates exclusively with its own funds and does not engage outside investments.We are currently seeking a Corporate Events Lead who will be responsible for developing the corporate events direction, establishing efficient processes, and ensuring high-quality execution of events for our team.Main Responsibilities:Management of Corporate EventsDeveloping concepts and formats for corporate eventsPlanning key company eventsControlling preparation and execution of eventsAnalyzing event effectiveness and implementing improvements2. Building Processes and StandardsDescribing and implementing event organization processesDeveloping policies, regulations, and standards for eventsOptimizing processes to enhance efficiency and qualityImplementing planning and reporting tools3. Coordination and ControlSetting tasks for participants (internal teams and contractors)Monitoring deadlines, quality, and budget complianceSynchronizing with other departments4. Working with ContractorsSearching and selecting suppliers (venues, technical support, catering, etc.)Conducting negotiations and agreeing on cooperation termsMonitoring the fulfillment of agreements and quality of services5. BudgetingFormulating event budgetsControlling and optimizing expensesWhat is Important for This RoleExperience in a senior/lead event management positionExperience in building or optimizing processesStrong skills in planning, prioritization, and multi-project management