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Backend Developer (Node.js)

Backend Developer (Node.js)

NTIATIVE sp. z o.o.Kraków, małopolskie, Polska
21 days ago
Job description

Backend Developer (Node.js)

Miejsce pracy : Kraków

Technologies we use

Expected

  • Node.js
  • Golang
  • PostgreSQL

Optional

  • Docker
  • Kubernetes
  • Google Cloud Platform

    • Operating system

  • Windows

    • About the project

    Bwinners is a leading digital betting platform in West Africa, operating in Gambia, Sierra Leone, Senegal, and beyond. With over 1,500 employees and a rapidly growing international footprint, we’re now opening a new engineering hub in Kraków to rebuild our core systems using modern technologies.

    This is a greenfield project — you’ll join early, help shape the architecture, and build scalable backend systems from scratch — without the burden of legacy code.

    The Opportunity We’re looking for Backend Developers (Mid and Senior levels) with solid experience in Node.js to join our Kraków team. Experience with Golang is a strong plus, as some of our services are being developed in Go as well. You’ll work alongside frontend engineers, DevOps, and product managers to build the backbone of our next-generation betting platform.

    Your responsibilities

  • Design and implement backend services using Node.js
  • Work on services written in Go (if applicable)
  • Contribute to architectural decisions and clean code practices
  • Collaborate across teams to deliver full-stack features
  • Integrate with databases (PostgreSQL) and external services
  • Help define backend standards and best practices

    • Our requirements

  • Strong experience with Node.js
  • Bonus : experience with Golang
  • Understanding of backend architecture and system design
  • Familiarity with SQL (PostgreSQL preferred)
  • Fluent English and clear communication skills
  • Bonus : experience with CI / CD, Docker, Kubernetes, or cloud environments (GCP)
  • Tech Stack Node.js, TypeScript
  • Golang, Java
  • PostgreSQL
  • GCP, Kubernetes, Docker

    • This is how we organize our work

    This is how we work

  • agile

    • This is how we work on a project

  • Continuous Deployment
  • Continuous Integration
  • testing environments

    • What we offer

  • Salaryl : €5,000–€7,000 / month net
  • Contract : B2B only
  • Hybrid work model – Kraków-based candidates preferred

    • Recruitment stages

  • Screening call
  • Technical interview + technical home task
  • Soft skills interview

    • Who This Role Is For This is a great fit if you :

    Want to work on real product, not maintenance

    Enjoy building clean systems from scratch

    Thrive in fast-paced environments

    Value ownership, autonomy, and modern tools

    Equal Opportunity Bwinners is committed to creating an inclusive environment for all team members. We welcome applicants from all backgrounds and identities.

    NTIATIVE sp. z o.o.

    NTIATIVE is one of the best Polish recruitment agencies because we specialise in IT and IT only and avoid all other distractions.

    We want to provide a unique and unforgettable experience by matching tech talent with great employers.

    Our team delivers to the commitments we gave to each other, our candidates and our clients.

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    Backend Developer • Kraków, małopolskie, Polska