AI Engineer: RAG, Spring Boot Microservices

BeaconFire Inc; Connecticut; On-site; USD 62,000 - 80,000; Full time

Job summary

BeaconFire Inc. is seeking an AI developer to design and build scalable Spring Boot microservices. You will own the full lifecycle—design, implement, test, and optimize—while integrating intelligent agents and cloud-native architectures. The role emphasizes high-performance APIs, observability, and security.

Requirements include 0–1 year Java experience, Spring, Maven, React.js, HTML/CSS, and knowledge of AI/LLM concepts. Experience with Spring AI or LangChain4j and vector databases is a plus.

Qualifications

• Master's degree in CS required.
• 0–1 year of practical Java coding experience.
• Familiar with Java ecosystem: Spring, Maven, React.js, HTML, CSS.
• Knowledge of AI/LLM concepts and RAG tech.
• Experience with Spring AI or LangChain4j a plus.
• Basic SQL and relational databases (MySQL/PostgreSQL).

Responsibilities

• Own the full development lifecycle from design to deployment.
• Build scalable, production-ready Spring Boot microservices and web APIs.
• Write clean, reusable code and perform code reviews.
• Implement testing, CI/CD, observability, and security best practices.
• Create technical docs for APIs and deployment procedures.
• Collaborate in an Agile Scrum environment and document decisions.

Skills

OOP fundamentals

Java programming

Relational data structures

AI/LLM concepts

Code quality

Education

Master's Degree in CS

Tools

Spring

Maven

React.js

HTML

CSS

WebLogic

RabbitMQ

Tomcat

LangChain4j

Spring AI

MySQL

PostgreSQL

Job description

BeaconFire Inc. is seeking an AI developer to design and build scalable Spring Boot microservices. You will own the full lifecycle—design, implement, test, and optimize—while integrating intelligent agents and cloud-native architectures. The role emphasizes high-performance APIs, observability, and security.

Requirements include 0–1 year Java experience, Spring, Maven, React.js, HTML/CSS, and knowledge of AI/LLM concepts. Experience with Spring AI or LangChain4j and vector databases is a plus.