Java Developer (Java + AWS)

FireUp Software sp. z o. o.; Rybnik; On-site; PLN 167,400 - 223,200; Full time

Benefits offered by this job

MultiSport card

Private medical care (PZU)

Company breakfasts and lunches twice a week

Skill development opportunities through training and language courses

Job summary

A leading software development company in Poland is seeking an experienced Java Developer to design and develop impactful systems. Responsibilities include implementing functional requirements, writing clean code, and collaborating within a Scrum team. Ideal candidates have at least 5 years of experience with Java and are fluent in Polish and English. The position offers a hybrid work model, modern equipment, and attractive benefits such as a MultiSport card and private medical care.

Qualifications

• At least 5 years of experience with Java.
• Ability to write testable code (TDD/BDD).
• Fluency in Polish and English.

Responsibilities

• Developing applications and implementing functional requirements.
• Implementing tests at various levels.
• Writing clean, testable code (TDD, BDD).
• Fixing bugs and optimizing existing solutions.
• Creating necessary documentation.
• Collaborating with the team in the Scrum methodology.

Skills

Java

Spring 6

Spring Boot 3.5

JUnit 5

Mockito

Docker

PostgreSQL

JPA

Hibernate

AWS

Git

Tools

Docker

AWS

PostgreSQL

Job description

Our projects are long-term partnerships with clients who stay with us for years. Why? Because we deliver solutions that truly solve their business problems. At fireup.pro, as a Java Developer, you will design and develop systems that have a real impact on how companies operate — from complex logistics platforms to advanced industry‑specific systems. You’ll work in an environment where technical decisions are made collectively, where your experience is valued, and where system architecture is built with the future in mind. If you’re looking for a place where you can use your knowledge in projects with real business value — apply now!

You will be responsible for:

• Developing applications and implementing functional requirements provided by the client
• Implementing tests at various levels: unit, integration, component, contract, functional, and performance
• Writing clean, testable code (TDD, BDD)
• Fixing bugs and optimizing existing solutions
• Creating necessary documentation
• Collaborating with the team in the Scrum methodology
• Supporting team efforts through daily engagement

At least 5 years of experience with Java (21+)

Experience with: Spring 6, Spring Boot 3.5, JUnit 5, Mockito, Docker, Testcontainers, PostgreSQL, JPA + Hibernate

Ability to write testable code (TDD/BDD)

Knowledge of the Git version control system

Working knowledge of AWS services

Experience working in Scrum

Self‑reliance, self‑organization, and proactive team communication

Fluency in Polish and English

We will additionally appreciate:

• AWS or Oracle certifications
• Knowledge of Docker and containerization
• Experience with databases (SQL/NoSQL)
• Familiarity with CI/CD practices
• Experience with microservices architecture
• Analytical and problem‑solving skills

What we offer:

• Employment based on your preferred form of cooperation (UoP/B2B)
• Hybrid work model (📍 Rybnik) with flexible conditions – you decide whether you work remotely or from the office
• Modern equipment and support from an experienced team
• Skill development opportunities through training and language courses
• Attractive benefits: MultiSport card, private medical care (PZU), and many more
• Company breakfasts and lunches 🍎 twice a week

Our recruitment process:

1. CV approval – contact with candidates via email
2. HR meeting – conducted via Google Meet (max. 60 minutes)
3. Technical interview – conducted via Google Meet (60–90 minutes)
4. CliftonStrengths – Gallup test (approx. 40 minutes)
5. Meeting with our CEO – final interview (approx. 30 minutes)