Senior Backend Engineer (Java | Reactive | Microservices)

Sarvaha Systems

Website: sarvaha.com
Job details:

Sarvaha is looking for a Lead/Senior Java Developer with 5+ years of experience (10+ years preferred) and strong expertise in Java, system design, and reactive microservices to architect and build high-throughput, cloud-native, event-driven microservices platforms.

Sarvaha is a niche software development company that works with some of the best funded startups and established companies across the globe. Please visit our website at

https://www.sarvaha.com to know more about us.

What You’ll Do

• Design and develop scalable micro-services using Java 17+ and Spring Boot
• Solid experience with Spring WebFlux & reactive programming
• Proven production experience with Kafka (Producers, Consumers, Kafka Streams)
• Develop secure, high-throughput REST APIs
• Hands-on experience with AWS (EC2, S3, Lambda, SNS/SQS) and/or Azure Event Hub
• Experience with REST APIs, asynchronous programming, and non-blocking I/O
• Collaborate with DevOps to ensure reliability, tracing, and observability of systems
• Participate in code reviews, mentor team members, and promote engineering best practices
• Troubleshoot and resolve production issues in distributed systems

You Bring

• BE/BTech/MTech (CS/IT or MCA) with strong software engineering fundamentals
• Strong expertise in the Spring ecosystem (Spring Boot, Web, Data)
• Strong knowledge of Spring WebFlux, Project Reactor, and non-blocking I/O
• Solid understanding of Kafka (Producers, Consumers, Streams) and message-driven design
• Experience with AWS (EC2, S3, Lambda, SNS/SQS) or Azure SDKs and Event Hub
• Expertise in designing and developing high-performance, resilient, and observable systems
• Exposure to Docker, CI/CD pipelines, and Kubernetes (preferred)
• Familiarity with microservices testing strategies like contract testing, mocking, & test containers
• Strong problem-solving abilities & system design thinking (caching, partitioning, load balancing)
• Clear communication, love for documentation, and mentoring to programmers on the team

What Sets You Apart

• Monitoring experience with Grafana, Prometheus, ELK, or Datadog
• Excellent collaboration with cross-functional teams—developers, DevOps, QA
• Knowledge of both AWS and Azure is a strong plus

Why Join Sarvaha?

• Work on challenging, real-world distributed systems
• Remote-first culture (WFH even before the pandemic)
• Collaborate with high-caliber global teams
• Strong focus on engineering quality & architecture
• Competitive compensation and long-term growth opportunities

Click on Apply to know more.