Full Stack Developer

Aurexion, Inc.; India; On-site; INR 1,800,000 - 3,600,000; Full time

Job summary

Aurexion, Inc. is seeking a Senior Full Stack Engineer to help build scalable MVP features for a CRM-integrated platform. You will contribute to both frontend and backend, handle API integrations, and work on real-time capabilities and cloud infrastructure.

The role emphasizes collaboration with Product, Design, and Engineering teams to deliver secure, high-quality software. Expect AWS deployment and a modern tech stack including React, Node.js, and PostgreSQL.

Qualifications

• 4+ years of experience as a Full Stack Developer with strong React.js and Node.js/Express.js skills
• Strong frontend experience with React.js and building responsive user interfaces
• Backend development with Node.js/Express.js and REST API design
• Experience integrating REST APIs and third-party services, plus authentication/authorization mechanisms
• Hands-on experience with PostgreSQL and Redis and deploying apps on AWS

Responsibilities

• Develop and maintain scalable frontend and backend applications
• Build MVP features such as login/authentication, call routing, dashboard integration, and ticketing systems
• Work on CRM synchronization and WhatsApp integration (OpenWA)
• Design, develop, and integrate REST APIs and third-party services
• Collaborate with Product, Design, and Engineering teams to deliver high-quality features
• Optimize application performance, scalability, and security
• Deploy and manage applications on AWS infrastructure
• Write clean, maintainable, and production-ready code

Skills

React.js

Node.js

Express.js

REST APIs

Authentication/Authorization

PostgreSQL

Redis

AWS

Problem-Solving

Tools

Docker

Microservices

OpenWA

Job description

We are looking for a highly skilled Senior Full Stack Engineer to support the Engineering Lead in building and delivering core MVP features for a scalable communication and CRM-integrated platform. The ideal candidate should have strong expertise in both frontend and backend development, API integrations, real-time systems, and cloud infrastructure.

Responsibilities:

• Develop and maintain scalable frontend and backend applications
• Build MVP features such as login/authentication, call routing, dashboard integration, and ticketing systems
• Work on CRM synchronization and WhatsApp integration (OpenWA)
• Design, develop, and integrate REST APIs and third-party services
• Collaborate with Product, Design, and Engineering teams to deliver high-quality features
• Optimize application performance, scalability, and security
• Deploy and manage applications on AWS infrastructure
• Write clean, maintainable, and production-ready code

Requirements:

• 4+ years of experience as a Full Stack Developer
• Strong experience with React.js
• Experience building responsive user interfaces
• Strong backend development skills using Node.js and Express.js
• Experience designing and integrating REST APIs
• Knowledge of Authentication and Authorization mechanisms
• Hands-on experience with PostgreSQL and Redis
• Experience deploying and managing applications on AWS
• Strong problem-solving and collaboration skills

Bonus Skills:

• Experience with OpenWA or WhatsApp APIs
• Experience building real-time systems using WebSockets or Socket.io
• Experience integrating CRM platforms
• Knowledge of Docker and Microservices architecture
• Experience working on ticketing or communication platforms
• Opportunity to build scalable communication and CRM-integrated platforms
• Work with modern technologies including React, Node.js, AWS, PostgreSQL, and Redis
• Collaborative engineering environment with cross-functional teams
• Ownership of core MVP features and product development
• Career growth in a fast-paced technology-driven organization