SII Group Romania
Full stack Java Developer
Skills
19 days ago
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Important information
Contract type:
Freelance / Contract
Location:
Bucharest, Romania
Work mode:
Onsite
Published on:
30 September 2026
What they need
Who we are:
Open-minded intellectuals who embrace emerging technologies on our mission to create innovative Software Engineering Solutions that will impact millions of users around the world.
We are looking for:
We are looking for a motivated and experienced Full Stack Developer who enjoys building reliable, scalable software and working with modern technologies. You should be comfortable working in a distributed engineering environment and collaborating with colleagues across multiple technical disciplines and countries.
What you will do:
- Actively participate in creating the architecture, design and the implementation of new features;
- Continuously add improvements to the existing codebase;
- Write maintainable and well-tested code, including integration and unit tests;
- Participate in writing software documentation;
- Act as a mentor for less-experienced colleagues.
What you need to have:
- Experience with Agile methodologies, such as Scrum and/or Kanban.
- Understanding of Continuous Integration and Continuous Delivery (CI/CD) principles and tools.
- Experience designing and developing reusable, maintainable software components.
- Strong understanding of Object-Oriented Programming (OOP) principles and design patterns.
- Substantial professional experience with Java, Spring Boot, and microservices.
- Substantial experience with JavaScript/TypeScript and modern web components.
- Experience designing and consuming REST APIs and working with message brokers, such as Kafka or RabbitMQ.
- Experience with relational databases, preferably PostgreSQL.
- Good understanding of distributed systems, including the ability to explain concepts such as the CAP theorem, consistency, availability, and partition tolerance.
- Experience with at least one cloud platform, preferably AWS.
- Experience using AI-assisted software engineering tools in day-to-day development.
- Familiarity with deploying and operating AI/LLM workloads.
- Strong experience with Git-based development workflows.
- Experience with GitLab CI/CD, Jenkins, or equivalent automation platforms.
- Strong communication and collaboration skills, with the ability to work effectively across multiple engineering disciplines.
- A strong focus on software quality, maintainability, testing, reliability, and security.
What's in it for you:
- Extended compensation and benefits package
- Continuous learning opportunities to enhance your professional and soft skills
- A great working environment with people who put their heart, mind, and soul into everything they do and understand the importance of team spirit
We really welcome open-minded and committed people:
- Eager to take on new challenges and learn new things
- Who put their heart, mind, and soul into everything they do
- Who enjoy sharing knowledge and understand the importance of teams.
#LI-AT2
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