MERN Stack Developer

About the Role

We’re looking for a passionate Fullstack Product Engineer with a strong JavaScript foundation to work on a high-impact, scalable product. You’ll collaborate closely with product and engineering teams to build intuitive UIs and performant backends using modern technologies.

Responsibilities

• Build and maintain scalable features across the frontend and backend.
• Work with tech stacks like Node.js, React.js, Vue.js, and others.
• Contribute to system design, architecture, and code quality enforcement.
• Follow modern engineering practices including TDD, CI/CD, and live coding evaluations.
• Collaborate in code reviews, performance optimizations, and product iterations.

Required Skills

• 4–6 years of hands-on fullstack development experience.
• Strong command over JavaScript, Node.js, and React.js.
• Solid understanding of REST APIs and/or GraphQL.
• Good grasp of OOP principles, TDD, and writing clean, maintainable code.
• Experience with CI/CD tools like GitHub Actions, GitLab CI, Jenkins, etc.
• Familiarity with HTML, CSS, and frontend performance optimization.

Good to Have

• Exposure to Docker, AWS, Kubernetes, or Terraform.
• Experience in other backend languages or frameworks.
• Experience with microservices and scalable system architectures.

🚀 Hiring: MERN Stack Developer

⭐ Experience: 3+ Years

📍 Location: Mumbai ( Andheri East)

⭐ Work Mode:- 5 Days Work From Office

⏱️ Notice Period: Immediate Joiners

(Only immediate joiners & candidates serving notice period)

We are looking for a MERN Stack Developer skilled in MongoDB, Express.js, React.js, and Node.js to build scalable, high-performing web applications.

💫 What We’re Looking For:

✅ Proficiency in React.js, Node.js, Express.js, MongoDB

✅Strong in JavaScript (ES6+), REST APIs, Git

✅Good problem-solving & debugging skills

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.

Primary Skills

• Java EE (Servlets, JSTL, JSP, JDBC)

• Frontend frameworks (ReactJS)

• Pure JavaScript, jQuery

• Bootstrap, HTML5, CSS, SASS

• Microsoft SQL Server (writing queries, stored procedures, triggers etc.)

Job Role: MERN Stack developer

Experience: 2-4 years

Location: Remote

About Us:

At Troopr Labs, we are imagining a future where an AI-powered conversational platform is at the center of your digital workplace delivering delightful employee experiences. The potential of this future is what drives us every day.

We are a small tightly knit team building world class software products used by companies like Spotify, Starbucks, Netflix and Snowflake. This is a full time remote position with the opportunity to work directly with the founders and make a direct and immediate impact on the productivity of 1000s of teams around the world.

As a Product Developer at Troopr, you'll be at the forefront of building world class AI products with a particular focus on conversational chatbot solutions.

Typical day in the job:

* Develop, test, and deploy clean, maintainable, and well-documented code

* Create interactive and user-friendly web interfaces using React

* Implement server-side logic, RESTful APIs and database interactions

* Design, maintain, and optimize MongoDB databases

* Participate in code reviews to ensure code quality

* Troubleshoot production issues and implement fixes for them

* Optimize code for performance and scalability

* Stay current on relevant industry trends, technologies and best practices

* Collaborate across teams in an agile environment

* Mentor junior developers as needed

Typical profile of person who can do this job well:

* 3 to 5 years of professional software development experience, with a focus on the MERN stack.

* You have excellent analytical and critical thinking skills

* You have exceptionally strong understanding of Javascript fundamentals

• Extensive experience in building REST APIs
• Experience in building, managing, and enhancing backend / server-side development using java / java scripts. Expertise in NodeJS is preferred
• The person must have built systems that consume and process volumes of data from various sources. Experience in handling and managing data in NoSQL databases such as Mongodb.
• Extensive experience of building custom UI for web using the popular frameworks like angular and react. Experience in developing mobile UI is nice to have
• Experience of working with code repositories such as Github and GitLab.
• Fluent written and spoken English.
• Experience of working on Cloud environments and experience in AWS is preferred.
• Experience in Dockers and Kubernetes for deployments

If you are an analytical problem solver with a strong Web Development knowledge and a passion for teamwork and innovation, we have the perfect job for you!

We are looking for a Web Developer to join our award-winning, talented team, building the next generation automated drone applications for our global customers.

As a front-end developer, you will implement a complete user interface in the form of a web app. A thorough understanding of all of the components of FlytBase platform and infrastructure is required. You will need to take ownership of your projects, which involves detailing requirements after discussion with the Product Owner, building user interfaces, developing and maintaining web apps with a focus on user experience. 

We offer an outstanding team environment, flexible working hours, and various opportunities to advance your career. We are looking for a long-term relationship and committed individuals to join our team. This position is based out of our development centre in Pune, India.

Responsibilities

• Work as part of a team developing applications and services using Agile development methods
• Contribute to team and organizational improvements in process and infrastructure
• Effectively use tools and ingenuity to identify and fix defects before they become a problem
• Creating self-contained, reusable, and testable modules and components
• Learn about the domain and competitors to propose new drone apps as well as improvement for existing apps
• Collaborate on projects with a closely knit team

As a Front End Developer

• Delivering a complete front end application
• Ensuring high performance on mobile and desktop
• Writing tested and documented TypeScript/JavaScript, HTML and CSS
• Coordinating the workflow between the graphic designer, the backend developers, and yourself
• Cooperating with the back-end developer in the process of building the RESTful APIs
• Make design and technical decisions for Angular projects.
• Communicating with external web services
• Develop and maintain web apps using our FlytAPIs

As a Back End Developer

• Integration of user-facing elements developed by front-end developers with server side logic
• Design and implementation of low-latency, high-availability, and high-performance applications
• Implementation of security and data protection
• Writing reusable, testable, and efficient code

Skills/Experience

• 1-4 yr experience as an Angular 2+ or React or Ionic Developer.
• Strong expertise with NodeJS, HTML5, CSS, JSON, jQuery, Bootstrap and writing cross-browser compatible code.
• Knowledge of NodeJS frameworks such as ExpressJS etc.
• Knowledge of Creating RESTful services with Node.js and Experience with Socket.io
• Good understanding of HTML Dom manipulation Techniques
• User authentication and authorization between multiple systems, servers, and environments
• Understanding of fundamental design principles behind a scalable application
• Proficiency working with source control (git) / versioning systems, continuous integration in an agile development setup
• Strong analytical skills and problem solving aptitude
• Attention to details
• Team player
• Good time-management skills
• Great interpersonal and communication skills

Good to Have

• Understanding of how to deploy Mean stack applications in AWS/Azure deployment environment, considering security, reliability, etc.
• Knowledge of other python-based server side frameworks such as Flask or Django.