AWS Java Full Stack Developer

Job Title: AWS Java Full Stack Developer
Location: Lafayette, Louisiana
Type: Full-time
Work Model: Hybrid – onsite and remote

Responsibilities

• Build and support REST APIs and microservices in an AWS-focused financial services environment.
• Integrate user interfaces with backend services, troubleshooting application issues, and writing clean, secure, maintainable code.
• Follow established application patterns, contribute to automated testing and deployment activities, and collaborate with an Agile team to deliver reliable software.

Requirements

• 2+ years of strong hands-on Java skills, including object-oriented programming, collections, streams, exception handling, JVM fundamentals, and familiarity with Java 8, 17, and 21 features.
• Experience developing Spring Boot REST APIs and microservices using dependency injection, input validation, configuration management, and centralized exception handling.
• Working knowledge of Spring Security and JWT authentication, JPA/Hibernate, and transaction management.
• Understanding of microservice reliability, including circuit breakers, distributed transactions, scalability, and application monitoring.
• Hands-on Angular experience with components, services, RxJS, routing, state management, API integration, and UI performance troubleshooting.
• Experience deploying and supporting applications using AWS EC2, S3, RDS, Lambda, and API Gateway, with working knowledge of IAM, queues, monitoring, and networking.
• Ability to independently develop, support, and troubleshoot assigned full stack components while following established application patterns.
• Desired Skillset: Git, GitHub, Jenkins, build automation, CI/CD pipelines, and integration troubleshooting.
• UI test automation and regression testing using Playwright and Lambda Test, including integration with existing deployment pipelines.
• GitHub Copilot or similar AI development tools, with careful review of generated code for correctness, security, and maintainability.
• Methodical problem solving, clear communication, task ownership, and collaboration within an Agile team.
• Educational Requirements: Bachelor's degree in computer science, Information Systems, or a related field.

System One, and its subsidiaries including Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

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