Senior Back End Developer

6 years

0 Lacs

Posted:5 days ago| Platform: Linkedin logo

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On-site

Job Type

Full Time

Job Description

Job Description – Senior Backend Developer (5–6 Years Experience)

We are seeking a highly skilled Senior Backend Developer with 5–6 years of hands-on experience in PostgreSQL, the PERN stack (PostgreSQL, Express.js, React, Node.js), and AWS cloud services. The ideal candidate will design, build, and optimize high-performance backend systems that support scalable, secure, and reliable applications. You will play a critical role in backend architecture, database optimization, API development, and seamless integration with frontend platforms.

Key Responsibilities

  • Architect, develop, and maintain scalable and secure backend services using Node.js and Express.js.
  • Design and optimize PostgreSQL schemas, queries, indexing strategies, and performance tuning.
  • Utilize AWS services such as EC2, S3, Lambda, RDS, and more to enhance system scalability and performance.
  • Collaborate closely with frontend teams to integrate backend APIs with user-facing functionalities.
  • Build, document, and maintain RESTful APIs, ensuring best practices and high reliability.
  • Write clean, efficient, and maintainable code following industry standards.
  • Identify, troubleshoot, and resolve performance issues across backend components.
  • Conduct code reviews, mentor junior developers, and ensure adherence to development best practices.
  • Implement solutions that reinforce system performance, availability, and fault tolerance.

Required Skills & Qualifications

  • Bachelor’s degree in Computer Science, Engineering, or related field.
  • 5–6 years of proven experience in backend development.
  • Strong proficiency with Node.js and the PERN stack.
  • Advanced expertise in PostgreSQL, including complex SQL queries, schema design, indexing, and optimization.
  • Hands-on experience with AWS services (EC2, S3, Lambda, RDS, CloudWatch, etc.).
  • Deep understanding of RESTful API architecture, authentication, and authorization.
  • Strong experience with authentication services including OAuth2, JWT, and webhook signature validation.
  • Experience decoupling webhooks using queues to handle high-volume bursts.
  • Practical knowledge of WebSockets, gateway integration, and session storage (Redis/NATS).
  • Working knowledge of Kafka or RabbitMQ for high-volume event processing.
  • Proficient with Git and modern development workflows.
  • Excellent problem-solving skills and strong communication abilities.

Preferred Qualifications

  • Experience building and maintaining microservices architectures.
  • Familiarity with GraphQL.
  • Knowledge of Docker and container orchestration technologies (e.g., Kubernetes).

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