React & Java FullStack Engineer-React/Spring Boot/Microservices/Kubernetes/Kafka/AWS - Remote role

 

Required:

• 5-9+ years of experience
• REACT
• Java Spring boot
• Open Telemetry

 

Required Skills

• Java + Spring Boot — building and maintaining backend services/APIs (BFFs, microservices)

• React — building modern web UIs to replace legacy desktop clients

• Kubernetes — deploying and operating containerized services in a cloud environment

• Experience with event-driven / messaging architectures (Kafka experience a strong plus, given the platform's

move away from ActiveMQ)

• Comfort working in a microservices environment with multiple interdependent backend services

• REST API design and integration experience

 

***Notes:  For this role, we're looking for candidates with extensive hands-on frontend expertise.

 

Nice to haves:

• Claude or GitHub/Co-Pilot development experience
• DevOps experience - how to deploy
• Exposure to stacks
• Unit testing but not "deep testing" knowledge
• Systems modernization experience

 

Nice to Have:

• Experience modernizing/migrating legacy systems (rip-and-replace or strangler-pattern experience)

• Real-time systems experience (WebSockets, live bidding, trading platforms, or similar low-latency domains)

• Exposure to cloud infra (AWS, especially S3/CloudFront)

• Auction, marketplace, or e-commerce domain experience

• Observability/tracing experience in distributed systems

 

Soft Skills

• Comfortable navigating ambiguity — this is an active modernization effort with evolving requirements

• Able to work across legacy and modern systems simultaneously during transition phases