Salary: Senior 1000-1400 PLN/MD (B2B) | Expert 1400-1800 PLN/MD (B2B)
Work model: Hybrid (3 days/week from the office in Southern Sweden). During the first 3 months, commuting is possible, and travel costs will be covered as business travel expenses. Relocation to Sweden will be required afterwards.
Why choose this offer?
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Opportunity to work on globally used web and developer platforms
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Direct impact on frontend architecture, APIs, and developer-facing solutions
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Collaboration with international, cross-functional engineering and product teams
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Work on large-scale mapping and location-based technologies used worldwide
Project
We are looking for an experienced Senior/Expert Frontend Engineer (React & TypeScript) to join a team responsible for building developer platforms, APIs and web-based solutions used by developers around the world.
This role combines technical leadership with hands-on engineering. You will lead a small team of developers while actively contributing to architecture, design and implementation of modern frontend applications and developer tools. Working closely with product, design and engineering stakeholders, you will help deliver innovative web experiences and shape the future of developer-facing solutions.
What you'll be doing
• Leading and mentoring a small team of frontend engineers
• Designing, developing and maintaining scalable applications using React and TypeScript
• Driving technical decisions, architecture discussions and code quality initiatives
• Collaborating with product managers, designers and engineers to deliver new features
• Gathering requirements and translating business needs into reliable technical solutions
• Building and improving developer-facing APIs, SDKs and tooling for the web platform
Expected knowledge and skills
• +8 years of commercial experience in frontend software development
• Experience leading or mentoring engineers in a professional environment
• Strong expertise in JavaScript and TypeScript
• Hands-on experience with React and modern frontend architecture patterns
• Experience designing and integrating with APIs and distributed systems
• Strong communication skills and ability to collaborate with international, cross-functional teams
• Familiarity with Geographic Information Systems (GIS), mapping platforms, spatial visualization systems, or location-based applications is a plus.
Technologies you'll work with
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React
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TypeScript
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JavaScript (ES6+)
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REST APIs
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SDK Development
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CI/CD & Testing
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GIS / Mapping Technologies
Client – why choose this particular client from the Jit portfolio?
About Jit Team
The Human Factor of IT - it’s not just a slogan, it’s a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 770 experienced experts, to whom we offer developmental projects, a wide range of benefits, and a proprietary professional development programme. Together with clients from around the world, we create innovative IT solutions delivered by highly specialised and efficient teams.
Behind our maxim are also charitable and educational activities. We support schools, universities, and educational institutions by conducting workshops, running educational projects, sponsoring events, and donating learning equipment. We offer internships that help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We also support numerous charitable organisations helping people in need, children, and the elderly. We are a Polish company and we share what we have achieved over more than 15 years of activity. By supporting local initiatives, we contribute to the circulation of good energy.