Senior Fullstack Developer (Node.js + React)

Salary: 1000-1300 PLN/day on B2B

Work model: elastic hybrid from Warszawa (3 days per week from the office)

Why choose this offer?

• 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

You will be involved in a financial project focused on building and enhancing a Developer Experience Portal based on Backstage.io within a Zero Trust security environment. The role is part of the Automation / Platform Engineering area, aiming to improve developer productivity, self-service capabilities, and secure platform access.

Responsibilities you'll have

• Development of the Developer Experience Portal (Backstage.io) using Node.js and React
• Designing UX/UI solutions for both personal implementations and broader developer usage
• Building and maintaining self-service automation workflows and templates
• Developing and integrating Platform APIs
• Contributing to platform engineering and tech stack evolution
• Collaborating with Zero Trust and Developer Experience teams

Expected competences and knowledge

• Strong Node.js programming skills
• Advanced knowledge of React
• Experience with Backstage.io, including plugin development
• UX/UI design experience with strong aesthetic sense
• Experience with YAML-based configuration (Infrastructure as Code)

Nice to have

• Experience with CI/CD pipelines and automation
• Knowledge of Docker and Kubernetes

• Experience with network segmentation automation, including: Physical firewalling (Check Point, Ansible), Virtual firewalling (NSX DFW, Terraform), Google Cloud firewalling

Technologies you'll work with

• Node.js
• React
• Backstage.io
• YAML / IaC
• CI/CD tools
• Docker
• Kubernetes
• Ansible
• Terraform
• NSX DFW
• Google Cloud Platform (GCP)

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

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

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 700 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.