MERN Stack Developer

Position: Full Stack Developer (React.js + Node.js)

Experience: 2–5 Years

Location: Mumbai – Chembur West (Onsite)

Job Summary

We are looking for a Full Stack Developer with strong hands-on experience in React.js and Node.js to build scalable, secure, and high-performance web applications. The ideal candidate should be comfortable owning features end-to-end, developing responsive UI, building REST APIs, integrating databases, and supporting production systems.

Key Responsibilities

• Build responsive UI using React.js, HTML5, CSS3, JavaScript (ES6+)
• Develop scalable backend services and RESTful APIs using Node.js (Express.js / NestJS)
• Work with MongoDB and MySQL (schema design, indexing, query optimization)
• Implement authentication & authorization using JWT , RBAC , Oauth
• Integrate third-party APIs, Webhooks
• Build real-time features using Socket.io / WebSockets
• Ensure performance, scalability, and security (validation, sanitization)
• Implement caching using Redis (if applicable) and optimize API response times
• Support API testing (Postman/Supertest)
• Maintain API documentation using Swagger / OpenAPI
• Debug and resolve defects, handle RCA, and support production troubleshooting with logs/monitoring
• Follow Git-based workflows, participate in code reviews, and collaborate with QA/product teams in Agile delivery

Mandatory Skills

• React.js, Node.js, JavaScript (ES6+)
• MongoDB (must), MySQL
• REST API development & integration
• Socket.io / WebSockets, Webhooks
• HTML5, CSS3
• Git
• Typescript, Express.js / NestJS
• jQuery / AJAX (basic / legacy support)

Good to Have

• Redis, Swagger/OpenAPI
• Docker, CI/CD (GitHub Actions/Jenkins)
• Cloud exposure (AWS/Azure/GCP)

Qualification

BE / BTech / MCA / MSc IT / BSc IT with 2–5 years relevant experience.

CTC: As per industry std.

• Very strong core Java/Spring developer
• Minimum 6 months of hands-on experience in React.js development.
• Decent experience in implementing observability (monitoring/alerts) for Java apps
• Capable of working with scripting languages.
• Skills Required: Java, Core Java, Data Structures, OOPS, Multithreading, Algorithms, Collection Framework, Java/J2EE, Hibernate, Spring, Spring Boot, Microservices, Restful Services ,SQL.

We’re building a powerful, AI-driven communication platform — a next-generation alternative to RingCentral or 8x8 — powered by OpenAI, LangChain, and SIP/WebRTC. We're looking for a Full-Stack Software Developer who’s passionate about building real-time, AI-enabled voice infrastructure and who’s excited to work in a fast-moving, founder-led environment.

This is an opportunity to build from scratch, take ownership of core systems, and innovate on the edge of VoIP + AI.

What You’ll Do

• Design and build AI-driven voice and messaging features (e.g. smart IVRs, call transcription, virtual agents)
• Develop backend services using Python, Node.js, or Golang
• Integrate OpenAI, Whisper, and LangChain with real-time VoIP systems like Twilio, SIP, or WebRTC
• Create scalable APIs, handle call logic, and build AI pipelines
• Collaborate with the founder and early team on product strategy and infrastructure
• Participate in occasional in-person strategy meetings (Delhi, Bangalore, or nearby)

Must-Have Skills

• Strong programming experience in Python, Node.js, or Go
• Hands-on experience with VoIP/SIP, WebRTC, or tools like Twilio, Asterisk, Plivo
• Experience integrating with LLM APIs, OpenAI, or speech-to-text models
• Solid understanding of backend design, Docker, Redis, PostgreSQL
• Ability to work independently and deliver production-grade code

Nice to Have

• Familiarity with LangChain or agent-based AI systems
• Knowledge of call routing logic, STUN/TURN, or media servers (e.g. FreeSWITCH)
• Interest in building scalable cloud-first SaaS products

Work Setup

• 🏠 Remote work (India-based, must be reachable for meetings)
• 🕐 Full-time role
• 💼 Direct collaboration with founder (technical)
• 🧘‍♂️ Flexible hours, strong ownership culture

Job Title: .NET Full Stack Developer

Experience: 3 to 6 Years

Work Mode: Hybrid (2-3 days from office)

Location: Gurgaon

Joiners: Immediate joiners or candidates who have completed their notice period preferred

Key Responsibilities

• Design, develop, and maintain web applications using .NET (C#) on the backend and Angular/React on the frontend.
• Develop RESTful APIs and integrate them with front-end components.
• Collaborate with UI/UX designers, backend developers, and product managers to deliver high-quality features.
• Write clean, maintainable, and efficient code following best practices.
• Participate in code reviews and contribute to continuous improvement of development processes.
• Troubleshoot and debug issues across the application stack.
• Work with DevOps teams to support CI/CD pipelines and deployment.
• Ensure application scalability, performance, and security.
• Contribute to documentation, unit testing, and version control.

Required Skills

• Strong proficiency in C# and .NET Core/.NET Framework.
• Experience with JavaScript and modern front-end frameworks like Angular or React (preference for Angular).
• Exposure to cloud platforms – Azure (preferred), AWS, or GCP.
• Good understanding of HTML5, CSS3, and TypeScript.
• Experience in RESTful API development.
• Familiarity with Entity Framework and SQL-based databases like SQL Server.
• Understanding of version control systems like Git.
• Basic knowledge of CI/CD practices and tools like Azure DevOps or Jenkins.

Outfy(www.outfy.com) is a prominent Social media tool for online business headquartered in US and has a full fledged offshore development centre in Noida. We specialize in providing cutting-edge solutions to businesses aiming to enhance their online presence. As a Lead Developer, you will play a pivotal role in shaping the technological landscape of our platform.

Responsibilities:

• Lead the development and maintenance of our React web application and Node.js backend services.
• Collaborate with cross-functional teams to design, develop, and implement robust and scalable solutions.
• Architect and build efficient and reusable code for future use.
• Mentor and guide junior developers, fostering a collaborative and knowledge-sharing environment.
• Stay updated on emerging technologies and trends, incorporating them into our development processes.

Requirements:

• Proven experience (8-10 years) as a React Web and Node.js Developer.
• Strong proficiency in JavaScript/TypeScript and its modern frameworks/libraries.
• Extensive knowledge of front-end and back-end technologies, with expertise in React and Node.js.
• Experience working with RESTful APIs and microservices architecture.
• Solid understanding of the entire web development process, including design, development, and deployment.
• Leadership and mentoring skills with the ability to guide a team effectively.
• Ability to work independently and efficiently in a fast-paced environment.

• Strong experience require in C# coding & Concepts & Threads

• Strong Experience require in SqlServer & MySql & Sqllite

• Experience required in ASP.NET MVC & ASP.NET

• Expericend required in Restful services using WCF & WEB API

• Strong experience using Entity Framework (Edmx,code first)

.        Experience require in ADO.NET

• Familiarity with the client side framework  jQuery & Javacsript & Reactjs

.        Familiarity with HTML & CSS

• Familiarity  with Git Repositories

.        Familiarity with Microsoft Azure

.        Having knowledge in Xamarin.Forms will be added advantage