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RekNomics

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Senior Java Backend Engineer

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Job Description:

We are hiring a Senior Java Developer to design and build scalable, high-performance backend applications. This role is ideal for engineers who enjoy solving complex technical challenges and love building systems from scratch, not maintaining legacy code.

Tasks

What you'll do:

  • Design and build scalable backend microservices using Java and Spring Boot
  • Architect event-driven systems using Apache Kafka
  • Own modules end-to-end - from design to production deployment
  • Write clean, testable code with JUnit coverage
  • Participate in system design reviews and code reviews
  • Work in a fast-paced Agile product environment

Requirements

What we're looking for:

  • 5+ years of core Java backend experience
  • Strong in Java, Spring Boot, Microservices, REST APIs
  • Experience with distributed systems and multithreading/concurrency
  • Strong Data Structures and Algorithms (DSA) fundamentals
  • Kafka experience preferred
  • JUnit/unit testing comfort
  • Builder mindset - designed and built systems, not just maintained them
  • BE/BTech in any stream

Nice to have:

  • Product company background
  • Redis, Docker, Kubernetes, AWS exposure
  • Active on HackerRank/LeetCode

Immediate joiners and candidates serving notice preferred.

Skills

What Senior Backend jobs ask for — and how much of it you have →
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See also

Backend jobs by country — openings, pay and top skills →

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