Senior Java Developer

8 years

0 Lacs

Posted:1 week ago| Platform: Linkedin logo

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Work Mode

Remote

Job Type

Full Time

Job Description

G10X: We have an exciting opportunity for Senior Java Backend Developer

Senior Software Engineer – Java / Kafka / Oracle

Experience: 6–8 years

Location: Kochi/Remote

Work Timings: 01:00 PM – 10:00 PM IST

Immediate Joiners Preferred

Primary / Mandatory Skills

  • Java:

    Core Java, Java 8+, Multithreading, Collections, JVM
  • Kafka:

    Topics, partitions, consumer groups, offsets, error handling
  • Database:

    Oracle (SQL, PL/SQL, performance tuning)
  • Frameworks:

    Spring, Spring Boot
  • APIs:

    REST, JSON (OAuth/JWT preferred)
  • Version Control:

    Git

Role Summary

Senior Software Engineer responsible for designing, building, and scaling high-volume, transaction-intensive e-commerce backend systems using Java, Kafka, and Oracle. The role supports order management, fulfilment, payments, and omnichannel integrations for global brands.


Key Responsibilities

  • Design and develop scalable backend services and APIs using Java & Spring Boot
  • Build and maintain event-driven microservices using Apache Kafka
  • Handle real-time processing of orders, payments, shipments, and customer events
  • Design and optimize Oracle DB schemas, SQL/PLSQL, and high-performance queries
  • Ensure high availability, low latency, and fault tolerance
  • Identify and resolve performance bottlenecks across application, Kafka, and DB layers
  • Integrate with payment gateways, logistics, ERP/WMS/CRM systems
  • Support omnichannel flows (web, mobile, marketplace, in-store)
  • Participate in system design, code reviews, and mentoring junior engineers
  • Work with CI/CD pipelines, testing, deployments, and production support


Good to Have

  • Microservices & distributed systems
  • High-volume e-commerce / retail platforms
  • Cloud exposure (AWS preferred)
  • Docker, Kubernetes (basic)
  • NoSQL: Redis, MongoDB
  • Monitoring: Splunk, ELK, Prometheus


Domain Knowledge (Preferred)

  • Order lifecycle management
  • Payments (authorization, settlement)
  • Fulfilment, logistics, returns & refunds
  • Omnichannel commerce

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