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Backend Developer

Backend Developer

Sisha GreentechLucknow, IN
1 day ago
Job description

Job Title : Backend Developer – Java & Spring Boot

Experience : 2-3 Years

Location : — E - 57 A, Sector 63, Noida

Employment Type : Full-time

Overview :

We are seeking a skilled Backend Developer with strong expertise in Java , Spring Boot , and building real-time WebSocket communication systems . The ideal candidate should also have a basic working knowledge of React.js and be comfortable collaborating with front-end and mobile teams to deliver scalable, high-performance applications.

Key Responsibilities :

  • Design and develop backend services and REST APIs using Java and Spring Boot.
  • Build, optimize, and maintain WebSocket-based real-time communication modules .
  • Work with microservices, authentication, messaging queues, and distributed systems.
  • Integrate backend services with frontend / mobile applications (React.js, React Native, or others).
  • Collaborate with cross-functional teams on architecture, performance optimization, and deployment.
  • Write clean, maintainable, and well-tested code.
  • Troubleshoot production issues and improve system reliability.

Required Skills :

  • Strong proficiency in Java , Spring Boot , and Spring ecosystem (Spring MVC, Spring Data, Spring Security).
  • Hands-on experience with WebSockets , STOMP, or real-time communication frameworks.
  • Experience with relational databases such as MySQL, PostgreSQL, or SQL Server.
  • Understanding of microservices architecture and RESTful API design.
  • Familiarity with version control (Git) and CI / CD pipelines.
  • Basic knowledge of React.js —ability to modify UI components or assist frontend team when needed.
  • Solid understanding of software design principles, concurrency, and performance tuning.

    • Good to Have :

  • Experience with message brokers (RabbitMQ, Kafka, Redis).
  • Cloud deployment exposure (AWS, GCP, Azure).
  • Containerization tools (Docker, Kubernetes).

    • Soft Skills :

  • Strong communication and analytical abilities.
  • Ownership mindset and ability to work in a fast-paced environment.
  • Team player with a problem-solving approach.

    • What We Offer :

  • Competitive salary and benefits.
  • Flexible working hours and remote work options.
  • Opportunity to work on cutting-edge technology in a collaborative environment.
  • Career growth and learning opportunities.
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    Backend Developer • Lucknow, IN