[Hiring] Senior API Developer @General Dynamics Information Technology

Role Description

Our 100% remote agile development team is looking for a Senior Microservices Developer to help us deliver top-quality development support for our Environmental Protection Agency (EPA) customers.

• Work directly with government customers and other GDIT developers and business analysts to create advanced software tools tailored to scientific applications.
• Apply new approaches, principles, methods, techniques, and tools compatible with the research environment within EPA.
• Be a creative problem-solver and understand IT solutions from a users’ perspective.
• Contribute to strategies for a modern integrated IT environment.

MEANINGFUL WORK AND PERSONAL IMPACT

• Requires in-depth knowledge of modular API design and persistence architecture using Spring Boot.
• Collaborate with EPA staff and contractors to ensure architecture aligns with legacy systems and supports efficient data flow.
• Document design and implementation techniques using tools like Atlassian’s Confluence.
• Optimize services for performance, scalability, and security while adhering to best practices.
• Resolve development and deployment issues, working closely with API developers, data engineers, and other technical staff.

Qualifications

• 7+ years of related experience.
• US Citizenship Required: Yes.
• Technical skills (bolded items are hard requirements):
• Core Java (version 17 and 21)
• Spring Boot ecosystem including Spring Core, Spring Data JPA and repositories
• A strong knowledge of REST API design using Spring controllers
• JPA / Hibernate
• Relational database design (Oracle, Postgres, etc.)
• Junit / Mockito
• Git and GitHub
• Must be able, and willing, to utilize AI tools (particularly, Copilot)
• Understanding of API error handling, validation, logging and security
• Bruno or other API testing tools
• Open-API / Swagger
• Maven
• Microservice architecture
• Performance optimization
• Experience with government or regulated industry applications is a plus
• Strong problem-solving and debugging skills
• Familiarity with CI/CD, Docker (plus)
• Ruby on Rails (plus)
• Security clearance level: must be able to obtain EPA Public Trust Level 4

Requirements

• Modernize a legacy application using Spring Boot, Cloud, and modern Java (17+).
• Break down monolithic components into independent, loosely coupled modules/microservices.
• Integrate with existing EPA systems, databases, and APIs.
• Implement and enforce security best practices, including authentication, authorization, and data protection.
• Develop comprehensive unit, integration, and end-to-end tests; conduct code reviews and mentor junior developers.

Benefits

• Variety of medical plan options, some with Health Savings Accounts.
• Dental plan options.
• Vision plan.
• 401(k) plan with company match.
• Full flex work weeks where possible.
• Paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement, and jury duty leave.
• 15 days of paid leave per calendar year and an additional 10 paid holidays per year.
• Paid Family Leave program providing up to 160 hours of paid leave in a rolling 12 month period for eligible employees.
• Short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness, and business travel and accident insurance.