Java API Lead: Scalable Microservices

Spectraforce Technologies; McLean (VA); On-site; USD 120,000 - 150,000; Full time

Job summary

Spectraforce Technologies is seeking a Java Lead - API Developer for a 9-month engagement in Richmond, VA. You will design, build, and evolve scalable APIs and microservices with REST, GraphQL, OAuth/JWT, and modern tooling.

Collaborate with cross-functional teams, own API design from spec to deployment, and optimize performance with caching, load balancing, and CI/CD. Experience with Docker, Kubernetes, Kafka, and gRPC is preferred.

Qualifications

• 5-7 years of software development experience.
• Proven track record of building scalable APIs.
• Experience with cloud platforms (AWS, Azure, GCP).

Skills

Python

Java

Go

RESTful API Design

GraphQL

WebSockets

OAuth 2.0

JWT

API Keys

SAML

PostgreSQL

DynamoDB

Redis

Git/GitHub

Microservices

Event-driven

Service mesh

gRPC

GraphQL federation

Server-Sent Events

API security best practices

rate limiting

threat modeling

Load balancing

caching

CDN integration

ESB

Kafka

Tools

Docker

Kubernetes

OpenAPI/Swagger

Postman

Job description

Spectraforce Technologies is seeking a Java Lead - API Developer for a 9-month engagement in Richmond, VA. You will design, build, and evolve scalable APIs and microservices with REST, GraphQL, OAuth/JWT, and modern tooling.

Collaborate with cross-functional teams, own API design from spec to deployment, and optimize performance with caching, load balancing, and CI/CD. Experience with Docker, Kubernetes, Kafka, and gRPC is preferred.