$1,931.00 Fixed
CoreData Systems
Freelance · Remote · Flexible hours
About the role
CoreData Systems is modernizing a legacy production platform that must stay live 24/7. We need a Java Developer to redesign core services, introduce automated testing, and ensure zero‑downtime deployments.
Key responsibilities
- Refactor monolithic Java code into Spring Boot microservices
- Design and implement blue‑green deployment pipelines
- Integrate feature toggles to control live rollouts
- Write comprehensive unit and integration tests
- Collaborate with DevOps to fine‑tune container orchestration for seamless traffic shifting
Must-have skills
- 5+ years Java development experience
- Deep knowledge of Spring Boot and REST APIs
- Proven microservices architecture design
- Experience with CI/CD tools and zero‑downtime strategies
Nice to have
- Kubernetes or Docker expertise
- Familiarity with monitoring tools like Prometheus
- Background in legacy system migration
- Proposal: 0
- Less than 2 month
Donald Green
,
Member since
Oct 28, 2025
Total Job