Fullstack Developer (Java/Angular)

j-labs is a Polish software company founded in 2010, specializing in software development with technical expertise in Java, JavaScript, .NET, Kotlin, Python, and DevOps. The company operates in three locations: Cracow, Warsaw, and Munich, serving over 75 clients across fintech, telco, e-commerce, travel & airlines, automotive, logistics, and banking sectors. It employs over 500 engineers with an average experience of 11 years.

• Minimum 4 years of experience in a similar role.
• Strong knowledge of Java and Spring/Spring Boot.
• Experience in frontend development with Angular, TypeScript, and RxJS.
• Experience with messaging systems.
• Experience with cloud platforms.
• Experience with containerization and orchestration platforms.
• English language proficiency at minimum B2 level.

Nice to have:

• Experience with Python, Node.js, or React.
• Experience with GenAI solutions and LLM models.
• Knowledge of LangChain or LangGraph.

• Join the team developing a strategic AI platform integrating language models with business applications.
• Develop backend components using Java and Spring Boot (approximately 70% of the role).
• Develop frontend components using Angular (approximately 30% of the role).
• Design scalable and highly available microservice architecture solutions.
• Create and enhance new functionalities based on AI and GenAI.