Senior Java Software Engineer

Senior Java Developer

23500-30200 PLN miesięcznie (B2B)

Infolet

Czym będziesz się zajmować?

PROJECT

We are looking for a Senior Java Developer with 7+ years of experience to join our high-performing team developing modern, large-scale backend systems for the travel and transportation industry.

If you have a strong background in Java development, cloud-native architecture, and enterprise-grade application design, this is your opportunity to take part in building the technology behind global travel experiences.

As a Senior Java Developer, you will lead a team to design, implement, and optimize backend services and APIs that power mission-critical systems used by millions of travelers worldwide. You’ll play a key role in shaping system architecture, ensuring performance, reliability, and scalability — while mentoring developers and contributing to a culture of engineering excellence.

YOUR ROLE

• Design, develop, test, and debug complex software solutions
• Design and build prototype applications
• Research best practices, new tools, and technology.
• Work closely with technical staff to understand problems with software and resolve them
• Work closely with the Product team to understand business requirements
• Assist in the development of software technical documentation
• Support SRE in our effort to evolve CI/CD processes and stability

Kogo poszukujemy?

📍 Kraków (Hybrid - 2 days office / 3 days remote)

MUST HAVE

• 7–9 years of experience in backend software development.
• Strong proficiency in Java and related Java EE technologies.
• Deep knowledge of Spring, Hibernate, and RESTful web services.
• Solid grasp of OOP principles and design patterns.
• Experience working with XML and relational databases (Oracle, SQL).
• Familiarity with Linux-based development environments.
• Experience with build tools like Ant, Maven, or Gradle.
• Hands-on experience with Apache Camel and/or ServiceMix.
• Strong communication and team leadership skills.

NICE TO HAVE

• Experience working in Agile/Scrum development teams.
• Knowledge of JMS, JBoss, JMX, Drools.
• Understanding of TDD and experience with JUnit/unit testing.

Czego wymagamy?

Znajomości:

• Java
• Spring
• Hibernate
• RESTful
• XML
• Linux
• Apache

Języki:

• Polski
• Angielski

Jakie warunki i benefity otrzymasz?

• 140-180 PLN godzinowo (B2B)
• B2B - Elastyczne godziny pracy (100%)
• 16300-19800 PLN miesięcznie (Umowa o pracę)
• Umowa o pracę - Elastyczne godziny pracy (100%)
• Praca zdalna: Możliwa częściowo
• Szkolenia wewnętrzne
• Pakiet medyczny, Ubezpieczenie, Pakiet sportowy
• Kawa / Herbata
• Parking rowerowy
• Pakiet relokacyjny

Gdzie będziesz pracował?

Miłkowskiego, Kraków lub hybrydowo

Kim jesteśmy?

Od 20 lat wspieramy liderów IT, dostarczając technologie, ekspertów i pełne wsparcie operacyjne - w tym legalizację pobytu i pracy międzynarodowych specjalistów IT Do naszych projektów poszukujemy specjalistów Java, JavaScript, C embedded, C++, PHP, specjalistów od mobile, testerów oprogramowania, administratorów sieci i systemów i wielu innych.