Java Developer

BeaconFire Inc.; California; Vor Ort; USD 90.000 - 120.000; Vollzeit

Zusammenfassung

BeaconFire Inc. in California is seeking a software engineer to build scalable web applications using Java 8/17, Spring Boot, SQL/NoSQL, and Kafka in a dynamic team.

You will write clean, maintainable code, conduct testing, and own the full development lifecycle in an Agile Scrum setting. You will also implement AI integrations with LangChain4j and Spring AI, staying current on RAG strategies, embeddings, retrieval optimization, and reranking.

Qualifikationen

• Experience with SDLC and Java ecosystem.
• Familiarity with APIs and data structures like Collections, Maps, Lists.
• Knowledge of relational databases and SQL.

Aufgaben

• Develop scalable web apps using Java 8/17, Spring Boot, SQL/NoSQL, and Kafka.
• Write clean, maintainable code with focus on testability.
• Conduct testing to ensure reliability and performance.
• Perform code reviews to enforce quality and best practices.
• Own full SDLC within an Agile Scrum team including planning to release.
• Create technical docs for apps, APIs, and systems.
• Ship APIs and services to production with CI/CD, monitoring, and security.
• Stay up to date with Java tech and related frameworks.
• Implement RAG pipelines using Spring AI and LangChain4j with vector DB.
• Keep current on RAG tooling, embeddings, retrieval, and reranking.

Kenntnisse

Java

Spring Boot

SQL

NoSQL

Kafka

CI/CD

Testing

Agile Scrum

Code reviews

Documentation

Ausbildung

Master’s Degree in Computer Science

0-1 year Java experience

Tools

MySQL

PostgreSQL

React.js

HTML

CSS

Spring AI

LangChain4j

Vector databases

RabbitMQ

Jobbeschreibung

Job Responsibilities

• Develop scalable web applications using Java 8/17, Spring Boot, SQL, NoSQL, Kafka,


• 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


• 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,


• Knowledge of relational databases (e.g., MySQL, PostgreSQL), basic SQL query

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,


• Basic understanding of AI/LLM concepts.


• Spring AI or LangChain4j experience.


• RAG application building or vector database experience.

BeaconFire is an E-verified company and provides equal employment opportunities (visa