Senior Node Js Blockchain Developer

Suffescom Solutions Inc; Sahibzada Ajit Singh Nagar; Presencial; INR 1.200.000 - 1.800.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

5-day work week

Competitive salary package

Opportunities for professional growth

Inter-tech skill upgradation

Friendly, collaborative environment

Descripción de la vacante

Suffescom Solutions Inc. is seeking an experienced Senior Node.js Developer to build scalable backend services and APIs. You will own server-side development using Node.js, Express.js, and Web3 integrations while focusing on security and performance.

Responsibilities include designing RESTful APIs, working with MySQL/MongoDB, integrating third-party services, and collaborating with frontend, QA, and DevOps teams to ship robust solutions.

Formación

• 3+ years 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

Responsabilidades

• 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

Conocimientos

Node.js

Express.js

RESTful APIs

API security

Asynchronous programming

JWT authentication

RBAC

Web3

Security awareness

Herramientas

Docker

Git

Descripción del empleo

Job Description

We are looking for an experienced SeniorNode.js Developerwith Hands-on experienceto 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.
• 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

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