Mid Frontend Developer

Salary: 700 - 1100 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?

Opportunity to work on globally used web and developer platforms
Direct impact on frontend architecture, APIs, and developer-facing solutions
Collaboration with international, cross-functional engineering and product teams
Work on large-scale mapping and location-based technologies used worldwide

Project

We are looking for an experienced Mid Frontend Engineer (React & TypeScript) to join a team responsible for building developer platforms, APIs and web-based solutions used by developers around the world.

In this role, you will contribute to the design, development and delivery of modern frontend applications and developer tools. Working closely with product, design and engineering stakeholders, you will help create scalable web experiences and support the development of developer-facing solutions used on a global scale.

What you'll be doing

• Designing, developing and maintaining scalable applications using React and TypeScript
• Collaborating with product managers, designers and engineers to deliver new features
• Contributing to technical discussions and frontend architecture decisions
• Gathering requirements and translating business needs into reliable technical solutions
• Building and improving developer-facing APIs, SDKs and tooling for the web platform
• Ensuring code quality through testing, code reviews and engineering best practice

Expected knowledge and skills

• + 4 years of commercial experience in frontend software development
• 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

React
TypeScript
JavaScript (ES6+)
REST APIs
SDK Development
CI/CD & Testing
GIS / Mapping Technologies

Client – why choose this particular client from the Jit portfolio?

Our client is a global technology company known for building innovative digital products and delivering exceptional user experiences at scale. The organization creates solutions used daily by millions of users around the world and invests heavily in engineering excellence, product innovation, and modern technologies. This project offers the opportunity to work on highly impactful developer-facing platforms while collaborating with experienced international teams. It is an ideal environment for engineers who enjoy solving complex technical challenges and contributing to products with global reach.

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.