freehire launches on Product Hunt on 26 August.

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Senior Fullstack Consultant

Open 23d

What will you do?


You will join an international engineering team building modern, high-impact digital platforms, taking end-to-end ownership across backend services, APIs, and user-facing applications in an Agile, cloud-native environment, with a strong focus on engineering quality, reliability, and practical delivery.

  • Strong commercial experience in full-stack software engineering.
  • Strong backend expertise in Java (11+ or 17+) with Spring and Spring Boot.
  • Working knowledge of Python for services, automation, and scripting.
  • Experience designing and building REST APIs and microservices.
  • Frontend experience with JavaScript or TypeScript and React or similar frameworks.
  • Experience with SQL databases and data modelling such as PostgreSQL or Oracle.
  • Familiarity with CI/CD, Git, and DevOps practices.
  • Ability to work effectively in Agile teams and communicate in English.
  • Openness to hybrid work 2 days a week from our client office (for candidates from Kraków) and 6 days per month for candidates based outside Kraków.
Nice to have
  • Experience with cloud platforms such as AWS, Azure, or GCP.
  • Docker and Kubernetes experience.
  • Experience with messaging or event-driven systems such as Kafka or MQ.
  • Monitoring, observability, and production support experience.
  • Experience with data validation formats such as JSON or XML and integration testing.

See also