Senior Full-Stack Engineer: Java, React, Cloud Microservices

GFT Technologies SE

Polska

Hybrid

PLN 172,000 - 220,000

Full time

14 days+
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Job summary

GFT Poland Sp. z o.o. is seeking a senior full-stack engineer to join an international team delivering modern, high-impact digital platforms in an Agile, cloud-native environment.

You will own backend services and frontend features with Java/Spring and React, write tests, participate in CI/CD, and collaborate with product and security partners. Hybrid work is offered with Kraków-based flexibility.

Qualifications

  • Strong commercial experience in full-stack software engineering.
  • Backend expertise in Java 11+ 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 Kraków client office and 6 days per month for others.

Responsibilities

  • Design, develop, and maintain full-stack applications used by global users.
  • Build backend services and REST APIs primarily in Java with Python for services, automation, and scripting.
  • Develop frontend features using modern JavaScript frameworks such as React.
  • Contribute to solution design, technical discussions, and pragmatic trade-offs.
  • Deliver changes through CI/CD pipelines and engineering quality gates.
  • Write automated tests and participate in code reviews to ensure high quality.
  • Support production systems through incident investigation, fixes, and continuous improvement.
  • Collaborate closely with product, engineering, and platform or security partners to deliver reliable software.

Skills

Full-stack development
Backend Java Spring
Python for services
REST APIs
Frontend React
SQL databases
CI/CD DevOps
English communication
Agile teamwork

Tools

Docker
Kubernetes
Kafka

Job description

GFT Poland Sp. z o.o. is seeking a senior full-stack engineer to join an international team delivering modern, high-impact digital platforms in an Agile, cloud-native environment.

You will own backend services and frontend features with Java/Spring and React, write tests, participate in CI/CD, and collaborate with product and security partners. Hybrid work is offered with Kraków-based flexibility.

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