Fullstack JavaScript Developer

Job description

Company : Vaillant Group Location : Katowice-POL Country : Poland (PL) Brand : Vaillant Group Contract type : Permanent Working time : Full-time What we achieve together: In this role as a Fullstack Developer: - You will design, build and operate reusable front‑end building blocks for B2B and B2C customer solutions, creating scalable and consistent digital experiences across Vaillant’s product landscape. - Your responsibilities will include supporting other development teams by encapsulating reusable functionality into stable, secure and high‑performance backend‑for‑frontend services aligned with clear domain contexts. - Together with your colleagues, you will contribute to our Digital Solution Platform by developing and operating plugins for our Backstage developer platform, strengthening developer experience and productivity. - You collaborate closely with other developers to build, maintain and operate reusable API services that integrate data from multiple sources of truth in a structured and sustainable way. - By applying your experience in Scrum and agile software development, you continuously optimise solutions for business value, quality and long‑term maintainability. - Thr...