Node.js Developer (Node.js, MySQL

Role – Node.js Developer (Node.js, MySQL)

• Total Experience: 5+ years
• Location: Mumbai
• Budget: 17 LPA

Job Overview

We are looking for an experienced Node.js Developer to design, develop, and optimize high-performance backend systems.

The ideal candidate will have deep expertise in Node.js, MySQL, and modern backend frameworks, with strong experience in system design, microservices, and distributed architecture.

This role requires a problem-solving mindset with the ability to build scalable, secure, and maintainable solutions for high-load production environments.

Key Responsibilities

• Backend Development:
• Design, develop, and maintain backend applications using Node.js and JavaScript/ES6+.
• Build RESTful APIs and integrate with internal and external services.
• Ensure modular, reusable, and efficient code.
• Database Management:
• Work extensively with MySQL, MongoDB, and Oracle.
• Handle schema design, indexing, query optimization, and database performance tuning.
• Ensure high availability and data consistency in large-scale environments.
• System Architecture & Design:
• Contribute to system design, microservices architecture, and distributed systems.
• Apply Low-Level Design (LLD) and High-Level Design (HLD) principles.
• Implement solutions focused on scalability, fault tolerance, and maintainability.
• Performance Optimization:
• Debug and optimize complex backend workflows under high-load scenarios.
• Apply asynchronous programming and event-driven architecture best practices.
• Monitor and fine-tune backend systems for optimal performance.
• API & Security:
• Implement secure authentication and authorization mechanisms (e.g., JWT, OAuth2).
• Apply best practices in data validation, encryption, and API security.
• Integrate APIs with third-party services securely and efficiently.
• Messaging & Event Handling:
• Work with message queues such as Kafka, RabbitMQ, etc. for distributed event handling.
• Implement scalable messaging workflows.
• Error Handling & Logging:
• Implement robust error handling, logging, and debugging mechanisms in Node.js applications.
• Troubleshoot production issues quickly and effectively.
• Collaboration & Version Control:
• Collaborate with cross-functional teams in Agile/Scrum environments.
• Use Git for version control with branching and release strategies.
• Testing & Documentation:
• Write unit and integration tests to ensure code reliability.
• Maintain clear documentation for backend systems, APIs, and workflows.

Required Skills & Qualifications

• Strong proficiency in Node.js and JavaScript/ES6+.
• Expertise in MySQL, MongoDB, and Oracle (schema design, query optimization, performance tuning).
• Proven experience in building RESTful APIs and integrating third-party services.
• Solid understanding of asynchronous programming and event-driven architecture.
• Experience in system design, microservices, and distributed systems.
• Hands-on knowledge of message queues (Kafka, RabbitMQ).
• Experience with API security practices including JWT, OAuth2, data validation, and encryption.
• Strong debugging, problem-solving, and performance optimization skills.
• Proficiency in Git with collaborative branching and release strategies.

Preferred Qualifications (Good to Have)

• Experience with Docker, Kubernetes, or cloud platforms (AWS, Azure, GCP).
• Knowledge of CI/CD pipelines for automated deployment.
• Familiarity with GraphQL APIs and advanced API architectures.
• Experience working in Agile/Scrum teams with DevOps practices.

Key Skills

Node.js | JavaScript/ES6+ | MySQL | MongoDB | Oracle | RESTful APIs | Event-Driven Architecture | Asynchronous Programming | Performance Tuning | API Security (JWT, OAuth2) | Kafka | RabbitMQ | LLD/HLD | Microservices | Distributed Systems | Git | Debugging | Scalability