Junior Java Developer

BeaconFire Inc.; New Jersey; On-site; USD 65,000 - 80,000; Full time

Benefits offered by this job

Visa sponsorship

Job summary

BeaconFire Inc. in Central NJ is seeking a Java Full Stack Developer with AI integration to build scalable Spring Boot microservices and web applications.

You will own the full development lifecycle, implement AI-powered features with RAG workflows, and work with cloud-native architectures, databases, and modern frontend tech such as React.js, HTML and CSS.

Qualifications

• Understanding of SDLC and software design patterns.
• Basic SQL and relational database knowledge.
• Experience or willingness to work with Spring, Maven, React.js, HTML/CSS.

Responsibilities

• Perform code reviews to ensure quality and consistency.
• Own the full development lifecycle from design to testing and optimization.
• Create and maintain technical documentation for applications, APIs, and deployment.
• Ship to production: APIs, monitoring, CI/CD, and security best practices.
• Stay up to date with Java technologies and modern web stacks.

Skills

OOP concepts

Java

SQL basics

Agile Scrum

Education

Bachelor's degree in CS or related field

Tools

Spring

Maven

React.js

HTML/CSS

PostgreSQL/MySQL

Job description

Java Full Stack Developer with AI Integration

BeaconFire is based in Central NJ, specializing in Software Development, Web Development, and Business Intelligence. We're looking for a talented Java developer to build scalable, production-ready Spring Boot microservices. You'll design and implement high-performance web services, develop intelligent tool-using agents, and work confidently with cloud-native architectures and databases. You'll own the development lifecycle, including design, implementation, testing, and optimization.

Job Responsibilities

Full Stack Development

• 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.

Compensation

$65,000.00 to $80,000.00 /year

BeaconFire is an E-verified company and provides equal employment opportunities (visa sponsorship provided).