Software Engineer (Java + React)

Náplň práce, právomoci a zodpovednosti:

This role is suitable for candidates of all genders.

We are not looking for juniors/students/fresh graduates.

For our client we are looking for Software Engineer who will be responsible for driving the design, development, and enhancement of client´s product features, working closely with cross-functional teams, including product management, engineering, and customer support. This role demands passion for innovation, and the ability to translate complex business requirements into cutting-edge technical solutions.

Responsibilities
- Technical implementation of innovative backend components for the workflow automation engine component, including AI integration (LLM orchestration, RAG pipelines, vector stores for service discovery)

- Design and extend the flow execution and trigger framework — including expression language evaluation, scheduler integration, and multi-tenant execution

- Apply AI-assisted development practices throughout the full software lifecycle: using tools like Claude Code for code generation, automated review, test authoring, and documentation

- Support the entire product lifecycle, from requirements analysis to testing and cloud deployment

- Work in an Agile software development process in international, cross-site teams

- Collaborate with UX experts, product management, and global support

- Enhancement and maintenance of existing products

- Monitor/triage customer issues, troubleshoot and resolve defects

Zamestnanecké výhody, benefity:

- Hybrid Working – work (partially) from home and from office in Kosice
- Good work-life balance by flexible working time
- Opportunity to work on important and challenging products used by large enterprises all over the world
- Excellent remuneration package with additional social and medical benefits
- Annual financial bonus up to 200% of the monthly salary
- Extra Vacation days
- Sickness days
- Technical courses and certifications
- Language courses
- Career development
- Comfortable working environment with free coffee and water
- Open-minded corporate culture with flat hierarchy

Informácie o výberovom konaní:
Feel free to send your CV to martin.lukac@sourcefirstinternational.com

We always have several positions for IT Specialists not only in Slovakia and the Czech Republic, but also on foreign projects.

Požiadavky na zamestnanca:

Requirements
- Minimally 3 years of experience in software development

- Strong proficiency in Java (Spring Boot, Spring AI) and Maven-based build systems

- Basic understanding of modern AI technologies

- Hands-on experience with AI coding assistants (e.g., Claude Code, Copilot) as part of your daily engineering workflow (not just familiarity, but fluency)

Nice To Have:
- React
- Experience with cloud platforms (AWS Bedrock, Azure OpenAI) and CI/CD pipelines, vector stores, ANTLR-based DSLs, or workflow/BPM engines