Java Consultant

• Write clean and efficient code, and ensure code maintainability and reusability.
• Conduct Testing to ensure application and reliability.
• Perform code reviews to ensure code quality, consistency, and adherence to best practices.
• Participate in Agile Scrum team and own the full development lifecycle, including project planning, design, implementation, testing, and optimization.
• Create and maintain comprehensive technical documentation for applications, APIs, and deployment procedures.
• Ship to production: APIs, monitoring/observability, cost/performance optimization, CI/CD, and security best practices.
• Stay up to date with the latest technologies for Java development.

AI Integration:

• Implement RAG pipelines using Spring AI and LangChain4j with vector database integration.
• Stay up to date with the latest RAG technologies and best practices, including chunking strategies, embeddings, retrieval optimization, and reranking techniques.

Requirement:

• Decent understanding of the software development life cycle.
• Basic programming skills using object‑oriented programming (OOP) languages with in-depth knowledge of common APIs and data structures like Collections, Maps, lists, Sets, etc.
• Knowledge of relational databases (e.g., MySQL, PostgreSQL), basic SQL query language skills.

Preferred Qualifications:

• Master’s Degree in Computer Science (CS).
• 0-1 year of practical experience in Java coding.
• Experience using Spring, Maven, React.js, HTML, CSS.
• Knowledge of other contemporary Java technologies (e.g., Weblogic, RabbitMQ, Tomcat, etc.)
• Basic understanding of AI/LLM concepts.
• Spring AI or LangChain4j experience.
• RAG application building or vector database experience.