Java Software Engineer

BeaconFire Inc.; New York (NY); On-site; USD 70,000 - 100,000; Full time

Job summary

BeaconFire Inc. in New York, NY, seeks a Java developer to support the full software development lifecycle in an Agile Scrum team. You will write clean code, conduct testing, perform reviews, and document APIs, deployments, and best practices.

The role emphasizes SQL databases, Spring/Maven, React/HTML/CSS, and familiarity with WebLogic, RabbitMQ, and Tomcat. Master’s degree is preferred; 0-1 year Java experience is common. AI/LLM concepts and RAG pipelines are valued.

Qualifications

• 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.

Responsibilities

• 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.

Skills

Java

OOP

Spring

Maven

React.js

HTML

CSS

SQL

WebLogic

RabbitMQ

Tomcat

AI/LLM

LangChain4j

RAG

Education

Master’s Degree in CS

Tools

Spring

Maven

React.js

HTML

CSS

WebLogic

RabbitMQ

Tomcat

Job description

Key Responsibilities

• 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:

Requirements

• 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:

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