> Markdown version of [/jobs/ext/3727540-full-stack-developer](https://www.wearedevelopers.com/jobs/ext/3727540-full-stack-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Full Stack Developer

- **Company:** JSR Tech Consulting
- **Location:** Newark, NJ, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), JavaScript (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Amazon Web Services, Proxy Servers, User Authentication, Automation of Tests, Unix, Command-Line Interface, Data Stores, Relational Databases, Software Design Patterns, Linux, DevOps, Digital Signature, Distributed Systems, Github, Java Database Connectivity, Java Web Services, JSON, WildFly (JBoss AS), Python (Programming Language), Apache Maven, MongoDB, Node.Js, OAuth, Object-Oriented Software Development, Openid Connect, Cloud Services, JSON Web Token, Security Assertion Markup Language (SAML), Secure Coding, Web Application Security, Service-Oriented Architecture, Software Engineering, Data Streaming, Subversion, Web Services, Data Logging, Multithreading, Transport Layer Security, Test-Driven Development (TDD), Chatbots, Mern, ReactJS, Retrieval-Augmented Generation, Large Language Models, Concurrency, Spring-boot, Software Security, Parallel Computation, AgentCore, Firewalls (Computer Science), Agentic-AI, Bitbucket, Cloudwatch, Restful APIs, Amazon Simple Queue Service (SQS), Devsecops, Jenkins, Microservices
- **Published:** October 14, 2026
- **Apply:** https://www.juju.com/job/2_163946099

## About the Role

* Experience with Python, Java, and JavaScript; working in distributed systems, object-oriented programming, design patterns, and design methodology
 * Experience with Java services using Spring CLI, Maven, Microservices, multi-threading, concurrency, and parallel processing
 * Frameworks: Spring Boot, Node.js (Full/MEAN/MERN stack)
 * Data Store: Non-relational and relational data structures; MongoDB; BPM tools
 * Data Streaming: SQS, Kinesis
 * Ability to work effectively in cross-functional teams and with business partners to develop high-quality applications
 * Hands-on experience with AWS cloud services and cloud-native application development
 * Recent experience building enterprise GenAI solutions, including AI agents, chatbots, or RAG applications
 * Experience with AWS Bedrock or other enterprise LLM platforms
 * 5+ years of relevant experience with Java-related technologies on Unix or Linux
 * 5+ years of relevant experience with backend technologies including JBoss, Spring Boot, REST
 * 3+ years of relevant experience with client-side technologies including React, JavaScript, JSON, REST

Knowledge/Understanding of:

 * Application Programming Interfaces (APIs): consumption and development; implementing service-oriented architecture (SOA) patterns; web service technologies such as APIs, REST, JSON, JDBC
 * Experience with AWS AgentCore
 * Unit, interface, and end-user testing concepts and tooling (functional and non-functional)
 * Automated testing, agile development methodologies, xrbllit and Test-Driven Development (TDD)
 * Accessibility awareness
 * Software security skills including secure coding, web application security, and DevSecOps; solid grasp of security concepts (authentication, authorization, encryption, digital signature, JWT, SSL, web service proxies, firewall, SAML 2.0, OpenID Connect, OAuth 2.0)
 * DevOps tools and practices: branching techniques and usage of GitHub, Bitbucket, or Subversion; DevOps, Jenkins
 * Software Development Life Cycle (SDLC): monitoring and logging techniques
 * AWS core services such as CloudWatch and CodeDeploy