Senior Java Backend Engineer

RekNomics

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.

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