Job Title: Senior Full Stack Developer / Engineer – Java / Angular / AWS.
Location: Washington, DC (On-site).
Employment Type: Contract (W2 through ZipStaff — No C2C or 1099).
About the Opportunity:
ZipStaff is seeking an experienced Senior Full Stack Developer / Engineer (Java / Angular / AWS) to join a high-impact team for a major transportation organization.
In this role, you will design, develop, and maintain high-performance microservices and modern web applications while leveraging AWS cloud services and event-driven architectures. You will take end-to-end ownership of full-stack feature delivery, automated CI/CD pipelines, and application observability.
What You’ll Do:
- Architect, develop, and deploy scalable microservices and RESTful APIs using Java and Spring Boot.
- Design and build responsive, user-friendly frontend interfaces using Angular.
- Build and maintain serverless and containerized cloud applications on AWS utilizing Lambda, ECS, DynamoDB, and EventBridge.
- Configure and support core AWS infrastructure, including API Gateway, SQS, SNS, VPC, and Secrets Manager.
- Implement event-driven architectures and messaging systems to ensure seamless asynchronous processing.
- Automate continuous integration and continuous deployment (CI/CD) pipelines using Jenkins, GitHub Actions, or AWS CodePipeline.
- Monitor, troubleshoot, and optimize application performance and observability using Dynatrace and enterprise tooling.
- Collaborate using GitHub for version control and leverage AI tools like GitHub Copilot to enhance development efficiency.
Required Qualifications:
- 5+ years of full-stack software engineering experience.
- High proficiency in Angular and modern web technologies.
- Strong programming foundation in Java and Python.
- Extensive hands-on experience in Spring Boot microservice development and RESTful API design.
- Demonstrated experience with core AWS services, including AWS Lambda, DynamoDB, and Amazon ECS.
- Practical knowledge of AWS networking and application services (API Gateway, SQS, SNS, VPC, EventBridge, Secrets Manager).
- Working knowledge of CI/CD pipelines, event-driven architectures, and messaging systems.
- Experience with GitHub, version control workflows, and monitoring tools such as Dynatrace.
- Ability to work on-site in Washington, DC.
Preferred Qualifications:
- Experience with Adobe Experience Manager (AEM), Adobe tools, GitHub Copilot, or Ionic.
- Prior full-stack delivery in a large enterprise or transportation environment.
- Background building event-driven and serverless architectures on AWS.
- Hands-on work with observability tools beyond basic monitoring.
Benefits:
- Health Insurance.
- Dental Insurance.
- Vision Insurance.
- 401(k) + 401(k) matching.
- Paid time off.
- Referral Program.
About ZipStaff:
ZipStaff partners with leading organizations to connect skilled technology professionals with high-impact contract opportunities. We focus on quality matches, clear communication, and long-term success for candidates and clients.
To apply, submit your resume highlighting your full-stack experience with Java/Spring Boot microservices, Angular frontends, AWS services (Lambda, ECS, DynamoDB, and related), CI/CD, and event-driven architectures. Pure research or junior experience will not be considered.