Senior Fullstack Engineer

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.

We offer

• 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
• Working in a highly experienced and dedicated team
• Benefit package tailored to your needs (medical, sport, lunch subsidy, life insurance, etc.)
• Online training and certifications
• Access to e-learning platform
• Mindgram wellbeing platform
• Social events

• 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.

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.