Senior Node Js Developer

Suffescom Solutions Inc; Sahibzada Ajit Singh Nagar; On-site; INR 1,500,000 - 2,500,000; Full time

Job summary

Suffescom Solutions Inc in India is seeking an experienced Senior Node.js Developer to build scalable backend services. You will design RESTful APIs, work with MySQL/MongoDB, and ensure performance and security across systems.

You will collaborate with frontend, QA and DevOps teams, integrate third‑party APIs, and contribute to secure, robust backend architecture with a focus on Web3 integration.

Qualifications

• 3+ years of hands-on experience in Node.js
• Strong knowledge of Express.js
• Experience with MySQL & MongoDB
• Good understanding of API development & security practices
• Knowledge of asynchronous programming & event loop
• Familiarity with JWT authentication & role-based access
• Experience with Docker / deployment is a plus
• Knowledge of Git & version control systems

Responsibilities

• Design and build RESTful APIs and backend services
• Work with MySQL and/or MongoDB for data storage and optimization
• Ensure high performance, scalability, and security of applications
• Integrate third-party APIs and services
• Handle error handling, logging, and debugging
• Collaborate with frontend, QA, and DevOps teams
• Participate in code reviews and technical discussions

Skills

Node.js

Express.js

MySQL

MongoDB

API security

JWT authentication

RBAC

Asynchronous programming

Web3

Cloud platforms

Tools

Docker

Git

Job description

Job Description

We are looking for an experienced Senior Node.js Developer with Hands-on experience to build scalable, high-performance backend applications. The ideal candidate should have strong expertise in Node.js, Express.js, APIs, and databases and Web3, along with a good understanding of backend architecture and security.

Key Responsibilities

• Expertise: Blockchain Integration OR Smart Contract Development, Web3 APIs, Solidity. Develop and maintain server-side applications using Node.js
• Design and build RESTful APIs and backend services
• Work with MySQL and/or MongoDB for data storage and optimization
• Ensure high performance, scalability, and security of applications
• Integrate third-party APIs and services
• Handle error handling, logging, and debugging
• Collaborate with frontend, QA, and DevOps teams
• Participate in code reviews and technical discussions

Requirements

Technical Requirements

• 3+ years of hands-on experience in Node.js
• Strong knowledge of Express.js
• Experience with MySQL & MongoDB
• Good understanding of API development & security practices
• Knowledge of asynchronous programming & event loop
• Familiarity with JWT authentication & role-based access
• Experience with Docker / deployment is a plus
• Knowledge of Git & version control systems

Good to Have

• Experience with microservices architecture
• Knowledge of Redis / caching mechanisms
• Exposure to cloud platforms (AWS/GCP/Azure)

Benefits

• 5-day work week
• Competitive salary package
• Opportunities for professional growth and continuous learning
• Support for inter-tech skill upgradation
• Friendly, collaborative, and innovation-driven work environment