I will develop rest apis using java spring boot

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Ashish Kumar

About this gig

Looking for an experienced Java developer to build reliable backend APIs or fix issues in your application?

I am a Software Engineer with 6 years of experience in backend development, scalable services, REST APIs, and event-driven systems.

What I can help you with

  • Java and Spring Boot REST API development
  • Backend bug fixing and troubleshooting
  • API integration and third-party services
  • Database integration and SQL query optimization
  • Kafka consumer debugging and event-driven systems
  • Code refactoring and performance optimization
  • Input validation and error handling

Why work with me?

  • 6 years of software engineering experience
  • Clean, maintainable, and well-structured code
  • Focus on reliability and practical solutions
  • Clear communication and agreed deliverables
  • Testing based on your project requirements

How it works

  1. Share your requirements and existing code, if applicable.
  2. I will review the scope and confirm the deliverables.
  3. I will implement the agreed solution and test it.
  4. You will receive the completed work and source code as agreed.

Please message me before ordering if your project involves complex integrations, Kafka, database migrations.

Let's build a reliable backend for your app!

Get to know Ashish Kumar

Ashish Kumar

Senior Backend Engineer

  • FromIndia
  • Member sinceOct 2026
  • Languages

    Hindi, English
I am a Backend Engineer with over 5 years of experience building scalable systems using Java, Node.js, and event-driven architecture. I specialize in reducing service latency, designing payment services, and managing complex database migrations. My expertise includes working with Kafka, Redis, and DynamoDB to power high-scale logistics and integration systems.