Senior Frontend Developer (React)

Salary: 1000-1200pln/day on B2B

Work model: elastic hybrid from Gdynia / Gdańsk / Warszawa (at least 1 day per week from the office)

 

Why choose this offer?

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• You can expect a flexible work organization
• The international work environment will give you the opportunity to interact with the English language on a daily basis
• Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit)
• The Jit community will bring you a nice time during regular integration meetings

 

Project

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You will be part of a team designing and developing a new React-based microservice that serves as a unified UI layer for multiple internal applications. The project involves implementing configurable and reusable components, supporting authentication and authorization workflows, and collaborating closely with UI/UX designers to ensure a seamless user experience.

 

Responsibilities you'll have

• Design and implement a new microservice from scratch using React
• Develop a configurable UI that dynamically adjusts visibility of screens based on configuration
• Handle authentication and authorization in collaboration with backend services
• Create reusable, modular components following best practices
• Cooperate with UI designers to translate designs into high-quality code
• Provide clear documentation and adhere to industry-standard development practices

 

Expected competences and knowledge

• At least 5+ years of experience with React.js and having knowledge of modern JavaScript (ES6+)
• Proficiency in React Hooks, Redux or state management libraries
• Experience with UI frameworks like Material-UI, Ant Design, or Tailwind CSS
• Strong understanding of HTML5, CSS3, and responsive design
• Familiarity with TypeScript and modern development tools (Webpack, Babel)
• Experience with API integration (RESTful APIs or GraphQL)
• Knowledge of unit testing frameworks (Jest, React Testing Library)

 

Technologies you'll work with

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• React.js
• JavaScript (ES6+)
• TypeScript
• React Hooks, Redux
• HTML5
• CSS3

 

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

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Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture, which is conducive to people who place emphasis on work-life balance and feedback culture. Furthermore, all projects are executed in international teams, giving constant exposure to the English language. 

 

About Jit Team

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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 500 experienced experts. We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme.

Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity. By supporting indigenous initiatives, we ensure the circulation of good energy.