MERN Stack Developer

About Nirmitee.io

Nirmitee.io is a fast-growing product engineering and IT services company building world-class products across healthcare and fintech. We believe in engineering excellence, innovation, and long-term impact. As a Tech Lead, you’ll be at the core of this journey — driving execution, building scalable systems, and mentoring a strong team.

• What You’ll DoLead by Example:

Be a hands-on contributor — writing clean, scalable, and production-grade code.

Review pull requests, set coding standards, and push for technical excellence.

• Own Delivery:

Take end-to-end ownership of sprints, architecture, code quality, and deployment.

Collaborate with PMs and founders to scope, plan, and execute product features.

• Build & Scale Teams:

Mentor and coach engineers to grow technically and professionally.

Foster a culture of accountability, transparency, and continuous improvement.

• Drive Process & Best Practices:

Implement strong CI/CD pipelines, testing strategies, and release processes.

Ensure predictable and high-quality delivery across multiple projects.

• Architect & Innovate:

Make key technical decisions, evaluate new technologies, and design system architecture for scale and performance.

Help shape the engineering roadmap with future-proof solutions.

• What We’re Looking For10+ years of experience in software development with at least 2 years in a lead/mentorship role.
• Strong hands-on expertise in MERN Stack or Python/Django/Flask, or GoLang/Java/Rust.
• Experience with AWS / Azure / GCP, containerization (Docker/Kubernetes), and CI/CD pipelines.
• Deep understanding of system design, architecture patterns, and performance optimization.
• Proven track record of shipping products in fast-paced environments.
• Strong communication, leadership, and ownership mindset.
• Believes in delivering what is committed, has a show-up attitude

• Nice to HaveExposure to healthcare or fintech domains.
• Experience in building scalable SaaS platforms or open-source contributions.
• Knowledge of security, compliance, and observability best practices.

• Why Nirmitee.ioWork directly with the founding team and shape product direction.
• Flat hierarchy — your ideas will matter.
• Ownership, speed, and impact.
• Opportunity to build something historical.

Role Overview

We are looking for an Engineering Manager who thrives in a fast-paced startup environment, is hands-on with development, and can lead our engineering team to build and scale robust, high-performing systems. You will drive architectural decisions, mentor a team of talented engineers, and collaborate closely with product, design, and business teams to execute our ambitious roadmap. You will be at the forefront of scaling our infrastructure to support billions of messages, ensuring real-time engagement for businesses at scale.

Key Responsibilities

• Technical Leadership: Own the engineering roadmap, ensuring scalability, reliability, and performance of our systems.
• Hands-on Development: Dive into the code when necessary, set high coding standards, and lead by example.
• Team Management: Lead, mentor, and scale a high-performing engineering team, fostering a strong culture of ownership and innovation.
• System Scalability: Architect and optimize scalable and resilient backend & frontend systems handling millions of messages per day.
• High Availability & Performance: Design systems that can handle billions of API calls and ensure minimal downtime.
• Agile Execution: Drive sprint planning, prioritization, and timely delivery of features in an agile development environment.
• Collaboration: Work closely with product, design, and business teams to align engineering efforts with company goals.
• DevOps & Security: Ensure best practices for CI/CD, cloud infrastructure (AWS/GCP), and security compliance.
• Tech Stack Evolution: Stay ahead of emerging technologies and drive innovation in AiSensy’s architecture.

What You Bring

• 8+ years of experience in software development, with at least 2 years in a leadership/managerial role.
• Expertise in modern tech stacks – Proficiency in MERN (MongoDB, Express, React, Node.js) stack or similar.
• Strong knowledge of cloud platforms (AWS) and microservices architecture.
• Proven experience in scaling high-traffic, distributed systems handling billions of messages per month.
• Hands-on experience with Docker, Kubernetes, and CI/CD pipelines.
• Strong problem-solving skills and an ability to hustle in a fast-paced startup environment.
• Excellent communication skills and a data-driven decision-making approach.
• Passion for building great products, coaching engineers, and driving tech excellence.

What We Offer

• Competitive Compensation & Benefits aligned with your experience and the impact you bring.
• Opportunity for Growth in a rapidly expanding B2B SaaS company.
• Cutting-Edge Technology & Projects in the WhatsApp Business API and Click to WhatsApp Ads space.
• Collaborative Work Environment that fosters innovation, learning, and career development.
• Flexible & Inclusive Culture, where every team member has a voice and the chance to make a significant impact.

We are seeking a skilled MERN Stack Developer to join our dynamic development team. The ideal candidate will be proficient in MongoDB, Express.js, React.js, and Node.js, and will play a key role in building and maintaining web applications.

Key Responsibilities:

• Frontend Development: Develop user-facing features using React.js, ensuring appealing and responsive user interfaces.

• Backend Development: Build efficient and scalable server-side systems using Node.js and Express.js.

• Integration: Integrate front-end components with server-side logic, ensuring seamless communication between the two.

• Data Management: Implement data storage solutions using MongoDB and other relevant technologies.

• Troubleshooting: Identify and address bugs, glitches, and performance issues to maintain application functionality.

• Collaboration: Work closely with cross-functional teams to conceptualize, define, and implement new features.

• Innovation: Keep abreast of emerging technologies and trends to contribute to continuous improvement.

Required Skills and Qualifications:

• React Proficiency: In-depth knowledge of React.js and its core concepts for building dynamic user interfaces.

• Node.js and Express: Strong expertise in Node.js and Express.js to create efficient and scalable backend systems.

• MongoDB: Experience with MongoDB for data storage and management.

• Full-Stack Development: Ability to work on both frontend and backend development.

• Problem-Solving: Strong analytical and problem-solving skills.

• Communication: Excellent communication and teamwork skills.

Preferred Qualifications:

• Experience with RESTful APIs and GraphQL.

• Familiarity with version control systems like Git.

• Understanding of Agile methodologies.

Profile: Full Stack Developer (MERN Stack)

📍 Location: Andheri East, Mumbai

🏤 Work Mode: Full-time

💼 Experience: 2+ Years

What We're Looking For:

✅ 2+ years of MERN Stack experience

✅ Strong proficiency in MongoDB, Express.js, React, Node.js

✅ Docker & Kubernetes knowledge

✅ Redis for caching

✅ RESTful APIs & microservices architecture

✅ Excellent communication skills

About Seek

We are building a consumer-first rewards platform that brings personalised offers and rewards for every consumer.

This is a very early opportunity, you will be working with the Founding team to build Seek's first product and business from the ground up.

What will I do in this role?

- develop designs into high-perfomance Flutter apps for Android and iOS

- own and be responsible for performance, security and experience on the Seek mobile apps

What's in it for me?

- You'll be one of the earliest members in the team

- Experience how a startup is built in its early days

- Explore and acquire new skills along with building depth in your desired field of work

Required Skills and Interests

- Flutter

- Firebase

- Android/iOS Development

- AWS

- Full-stack experience preferred

Job Requirements:

• Good with React ,Node, Express & MongoDB/Firebase
• Node JS API (Backend) Development or Firebase Cloud Function, Runtime Environment
• Express JS & Express Routing
• Mongo DB/Firebase & its Operations
• Developing Applications With React

Required Candidate profile

• Good communication skills.
• Expert knowledge of MERN technologies.
• Resolves and/or escalates issues in a timely fashion.
• Able to work in a fast-paced working environment.

Job Description: Full Stack Developer – RattanIndia Technologies Private Limited

Based at: New Delhi

Overview:

Required Full Stack developer with 3 to 6 years of experience with competencies in development of web applications in financial services domain on salesforce development platform and shall be responsible for requirement analysis, design, coding, testing and implementation of web applications.

Key Accountabilities:

• Working closely with business teams on the analysis to understand the requirements.
• Shall be responsible for designing, coding, testing and implementation of web application.
• Will be responsible for system design and application development of web applications.
• Work closely with the product managers and other team members to build features, functionality, and application.
• Design and implementation of low-latency, high-availability, and high performance applications.
• Implementation of security and data protection.
• Demonstrate creativity and sound analytical skills in identifying effective approaches to develop solutions independently.
• Deliver features with high quality, on-time as per project plans and delivery commitments.
• Delivering status updates to the management and stakeholders regularly.
• Demonstrate creativity and sound analytical skills in identifying effective approaches to develop solutions independently.

Academic Qualification:

• Tech Computer Science/MCA from Top Tier Institutes.

Skillset Requirements:

• Expertise with Node.JS and associated technologies such as React and Express.
• Fluent in HTML5, CSS3, and JavaScript
• Experience with SQL (Postgres) data models
• Extensive experience developing and working with REST APIs.
• Experience working in a DevOps environment and using tools like Travis, Jenkins.
• Solid experience with containerization using Docker and Kubernetes.
• Proficiency with source control and team collaboration tools (GitHub, Asana, Jira, Slack)
• Experience with data interchange formats such as XML or JSON.
• Solid Experience with AWS, Heroku and Salesforce.

About RattanIndia ltd.

For Details visit: http://www.rattanindia.com">www.rattanindia.com

https://rattanindia.in/">https://rattanindia.in/

Responsibilities

• Ability to translate Wireframes and PSD Designs into functional web apps using HTML5, AngularJS, React , Node.js, and Mongo

• Binding of UI elements to JavaScript object models

• Creating RESTful services with Node.js

• Architect scalable web architectures

• Work in a cross-functional team to deliver a complete user experience

• Create Unit and Integration tests to ensure the quality of code

• Be responsive to change requests and feature requests

• Write code that is cross-platform and cross-device compatible

• Ability to wear many hats and learn new technologies quickly