Java Developer - CC Digital (f/m/x)

Sii Poland

Kraków

In loco

PLN 180.000 - 270.000

Tempo pieno

9 ore fa

Candidati tra i primi

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Vantaggi offerti da questo lavoro

Great Place to Work

Centre of internal trainings

Career development opportunities

Medical care

Regular integration events

Descrizione del lavoro

Sii Poland is looking for an experienced Java Developer to work on global projects using modern technologies and a microservices architecture. You will contribute to enterprise solutions across finance, telco, e-commerce, and more, collaborating with a large Digital Competence Center of 1500+ experts.

Join a stable environment with growth opportunities, continuous development, and a diverse, inclusive culture. Strong focus on code quality, documentation, and teamwork.

Competenze

5+ years of commercial Java development experience.
Strong knowledge of Spring Boot and Spring MVC.
Experience with microservices architecture and container orchestration (Docker/Kubernetes).
relational and non-relational databases (Oracle, PostgreSQL, MongoDB).
Experience building and integrating web APIs (REST, GraphQL).
Good engineering practices: SOLID, unit testing, code reviews, clean code.
Excellent English communication and teamwork.

Mansioni

Create, implement and test software using modern Java technologies.
Add new functionalities and improve existing features.
Troubleshoot software issues and provide fixes.
Prepare technical documentation.
Ensure code quality and standards in projects.
Collaborate with team members to understand problems.
Suggest optimization opportunities and changes.

Conoscenze

Java development

Spring Framework

Microservices

REST/GraphQL

Unit testing & clean code

Team collaboration

English communication

Strumenti

Docker

Kubernetes

Kafka

Hibernate/JPA

PostgreSQL

MongoDB

REST/GraphQL APIs

Descrizione del lavoro

Sii is a place where experienced Java Developers execute global projects, working with modern technologies, microservices architecture and cloud. Our Digital Competence Center is more than 1500 experts who develop enterprise solutions for the following industries: finance, telco, e-commerce, manufacturing, retail or healthcare.

If you're looking for a stable environment, projects with real impact and opportunities for continuous development, there's a place for you at Sii. Check out what we can offer you.

Your tasks

Creation, implementation and testing of software using modern technologies
Adding new functionalities
Troubleshooting software problems (troubleshooting)
Preparing technical documentation
Ensuring code quality and adherence to programming standards in projects
Collaborating with other team members to better understand the problem
Proposing new optimization options and changes

Requirements

Minimum 5 years of commercial programming experience in Java
Practical knowledge of Spring frameworks (Spring Boot, Spring MVC) and Hibernate/JPA
Experience working with microservices architecture and tools: Docker, Kubernetes, Kafka
Knowledge of relational and non-relational databases (e.g. Oracle, PostgreSQL, MongoDB)
Experience in developing and integrating web APIs (REST, GraphQL)
Ability to apply good engineering practices: SOLID, unit testing (JUnit), code review, clean code
Communication skills, openness and commitment to teamwork
Very good oral and written English language skills

Nice to have

Cloud experience: AWS, Azure or GCP
Knowledge of frontend technologies (e.g. Angular, React)

Job no. 260126-GW12X

Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.

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