Fullstack Developer

Job Description for Technical Lead role at Inncircles Pvt ltd.

Job Title: Technical Lead - MEAN/MERN Stack

Location:Hyderabad (Work from office)

Employment Type: Full-Time

Experience Required: 6–9 Years

About Us

We are a dynamic construction-tech company building cutting-edge CRM solutions that manage millions of records, empowering stakeholders with data-driven insights. Our product is evolving into a microservices architecture to enhance scalability and performance. Join us to lead technical innovation and drive impactful solutions in the construction domain.

Job Description

We seek a Technical Lead with deep expertise in MEAN/MERN stacks to lead a team of 10 developers, ensuring timely delivery of scalable, high-performance applications. You will architect solutions, optimize databases, manage sprint workflows, and guide the transition to microservices. Your role will balance hands-on coding, team mentorship, and strategic planning to align with business goals.

Key Responsibilities:

Team Leadership & Delivery

Lead a team of 10 developers, ensuring adherence to timelines and resource efficiency.

Drive sprint planning, task allocation, and daily standups to meet project milestones.

Conduct code reviews and enforce best practices for maintainable, scalable code.

Technical Expertise

Design and develop CRM applications using MongoDB, Node.js, Angular, and React, handling millions of records with optimized queries and indexing.

Plan and execute upgrades for Angular, Node.js, and MongoDB to ensure security and performance.

Architect microservices-based solutions and modularize monolithic systems.

Scalability & Performance

Optimize database performance (MongoDB), APIs (Node.js), and frontend rendering (Angular/React).

Implement caching, load balancing, and horizontal/vertical scaling strategies.

DevOps & Cloud

Build CI/CD pipelines for automated testing and deployment.

Leverage AWS services (Lambda, SQS, S3, EC2) for serverless architectures and scalable infrastructure and related services in cloud space like GCP etc.

Problem-Solving

Debug complex issues across the stack, providing data-driven solutions.

Anticipate risks (e.g., bottlenecks, downtime) and implement preventive measures.

Mandatory Requirements

1. 6–9 years of hands-on experience in MEAN/MERN stacks, including:
2. MongoDB: Schema design, aggregation pipelines, sharding, replication.
3. Node.js: REST/GraphQL APIs, middleware, asynchronous processing.
4. Angular/React: State management, component lifecycle, performance tuning.
5. Proven expertise in Agile sprint management, resource tracking, and deadline-driven delivery.
6. Experience upgrading Angular, Node.js, and MongoDB in production environments.
7. Leadership skills with a track record of managing teams (8–10 members).
8. Strong grasp of microservices, event-driven architecture, and scalability patterns.
9. Analytical thinker with excellent debugging and problem-solving abilities.

Preferred Skills

DevOps: CI/CD pipelines (Jenkins/GitLab), Docker, Kubernetes.

AWS: Lambda, SQS, S3, EC2, CloudFormation.

Monitoring: New Relic, Prometheus, Grafana.

Why Join Us?

Solve complex challenges in a niche domain with real-world impact.

Lead the modernization of a high-traffic product transitioning to microservices.

Competitive compensation and opportunities for career growth.

Apply Now:

If you thrive in fast-paced environments and want to architect scalable solutions for millions of users, submit your resume and a case study of a project where you optimized performance or led a critical upgrade.

Inncircles   – The Inngineering company. 🚀

We are inviting a Fullstack Developer who excels at building modern web and mobile applications, with deep backend experience in Node.js and strong frontend proficiency in Next.js and React Native (Expo). You’ll work with a team of designers, product leads, and developers to bring impactful climate tech to life.

Location: Mumbai & Vicinity (India)

Responsibilities:

• Design, develop, and maintain scalable backend services using Node.js.
• Develop responsive and high-performance web applications using Next.js.
• Build and deploy mobile applications using React Native and Expo.
• Collaborate with UX Designers, Architects, and other Developers to implement full-stack web and mobile solutions.
• Perform data modeling and database management using PostgreSQL and Prisma.
• Ensure the performance, quality, and responsiveness of applications.
• Troubleshoot and debug applications to optimize performance.
• Write clean, maintainable, and well-documented code.
• Participate in code reviews and contribute to continuous improvement of development processes.
• Apply AI-enhanced developer tools like Cursor, Copilot, or similar to boost development velocity and code quality.

Required Skills and Experience:

• 2+ years of experience in full-stack JavaScript development.
• Strong proficiency in backend development using Node.js.
• Demonstrated experience with frontend technologies such as Next.js and React Native.
• Experience with PostgreSQL and Prisma for database management and data modeling.
• Experience with deploying React Native applications using Expo.
• Solid understanding of RESTful APIs and how to integrate them with front-end applications.
• Familiarity with modern JavaScript (ES6+), HTML5, and CSS3.
• Strong understanding of software development best practices.
• Proficiency in version control systems such as Git.

Additional Relevant Skills and Experience:

• Experience with map modules, such as ArcGIS, and Google Earth Engine.
• Experience with TypeScript.
• Experience with CI/CD pipelines.
• Understanding of server-side rendering and static site generation.
• Good eye for design and UX principles.
• Experience working in Agile/Scrum environments.

Good to Have:

• Experience with WebSockets and real-time applications.
• Familiarity with cloud platforms such as AWS or Azure.
• Experience with Docker and containerized applications.
• Knowledge of performance optimization techniques.
• Strong problem-solving skills and ability to work independently or as part of a team.

We Offer:

• Work on Open Source Projects
• Competitive Salary based on Location
• Flexible working hours
• 4 weeks of paid leave/year
• Work from home

Plant-for-the-Planet is a global, youth-led non-profit with a mission to restore ecosystems through tree planting and climate justice advocacy. Our tech team, spanning five continents, builds scalable, open-source tools to support environmental action at a global scale.

Learn more: https://www.plant-for-the-planet.org

Hi,
We are hiring for the position of Technical Lead - Full Stack for one of our premium clients.

Skills: React JS, Node JS, Python, Golang, HTML, CSS, JavaScript, Angular, Typescript.

Location : Chennai

JOB DESCRIPTION :

- Strong analytical and problem-solving skills.

- Ability to work independently, learn quickly and be proactive.

- 10-14 years of hands-on experience working on Web Full Stack technologies, with at least 4-6 years of experience developing applications with/on React/NextJS, NoSQL, and REST APIs.

- Proficiency in JavaScript/TypeScript (ES6), NodeJS, HTML5, CSS3, CSS Preprocessors, Web-pack, Gulp.

- Client-side scripting and JavaScript frameworks - jQUery, ReactJS, Redux, Babel, JSX.

- Experience in designing high-performance REST APIs and associated data structures.

- Familiarity with developing microservices using containerization technologies such as docker, Kubernetes, etc.

- Working knowledge of git and using branches for development.

A niche, specialist position in an interdisciplinary team focused on end-to-end solutions. Nature of projects range from proof-of-concept innovative applications, parallel implementations per end user requests, scaling up and continuous monitoring for improvements. Majority of the projects will be focused on providing automation solutions via both custom solutions and adapting machine learning generic standards to specific use cases/domains.

Clientele includes major publishers from the US and Europe, pharmaceutical bigwigs and government funded projects.

As a Senior Fullstack Developer, you will be responsible for designing, building, and maintaining scalable and performant web applications using modern technologies. You will work with cutting-edge tools and cloud infrastructure (primarily Google Cloud) and implement robust back-end services with React JS with Typescript, Koa.js, MongoDB, and Redis, while ensuring reliable and efficient monitoring with OpenTelemetry and logging with Bunyan. Your expertise in CI/CD pipelines and modern testing frameworks will be key to maintaining a smooth and efficient software development lifecycle.

Key Responsibilities:

• Fullstack Development: Design, develop, and maintain web applications using JavaScript (Node.js for back-end and React.js with Typescript for front-end).
• Cloud Infrastructure: Leverage Google Cloud services (like Compute Engine, Cloud Storage, Pub/Sub, etc.) to build scalable and resilient cloud solutions.
• API Development: Implement RESTful APIs and microservices with Koa.js, ensuring high performance, security, and scalability.
• Database Management: Manage MongoDB databases for storing and retrieving application data, and use Redis for caching and session management.
• Logging and Monitoring: Utilize Bunyan for structured logging and OpenTelemetry for distributed tracing and monitoring to ensure system health and performance.
• CI/CD: Design, implement, and maintain efficient CI/CD pipelines for continuous integration and deployment, ensuring fast and reliable code delivery.
• Testing & Quality Assurance: Write unit and integration tests using Jest, Mocha, and React Testing Library to ensure code reliability and maintainability.
• Collaboration: Work closely with front-end and back-end engineers to deliver high-quality software solutions, following agile development practices.
• Optimization & Scaling: Identify performance bottlenecks, troubleshoot production issues, and scale the system as needed.
• Code Reviews & Mentorship: Conduct peer code reviews, share best practices, and mentor junior developers to improve team efficiency and code quality.

Must-Have Skills:

• Google Cloud (GCP): Hands-on experience with various Google Cloud services (Compute Engine, Cloud Storage, Pub/Sub, Firestore, etc.) for building scalable applications.
• React.js: Strong experience in building modern, responsive user interfaces with React.js and Typescript
• Koa.js: Strong experience in building web servers and APIs with Koa.js.
• MongoDB & Redis: Proficiency in working with MongoDB (NoSQL databases) and Redis for caching and session management.
• Bunyan: Experience using Bunyan for structured logging and tracking application events.
• OpenTelemetry Ecosystem: Hands-on experience with the OpenTelemetry ecosystem for monitoring and distributed tracing.
• CI/CD: Proficient in setting up CI/CD pipelines using tools like CircleCI, Jenkins, or GitLab CI.
• Testing Frameworks: Solid understanding and experience with Jest, Mocha, and React Testing Library for testing both back-end and front-end applications.
• JavaScript & Node.js: Strong proficiency in JavaScript (ES6+), and experience working with Node.js for back-end services.

Desired Skills & Experience:

• Experience with other cloud platforms (AWS, Azure).
• Familiarity with containerization and orchestration tools like Docker and Kubernetes.
• Experience working with TypeScript.
• Knowledge of other logging and monitoring tools.
• Familiarity with agile methodologies and project management tools (JIRA, Trello, etc.).

Qualifications:

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
• 5-10 years of hands-on experience as a Fullstack Developer.
• Strong problem-solving skills and ability to debug complex systems.
• Excellent communication skills and ability to work in a team-oriented, collaborative environment.

Key Responsibilities:

• Frontend Development: Build responsive, modern, and engaging user interfaces using React.js, ensuring a seamless user experience across all devices.
• Backend Development: Design and implement RESTful APIs, manage databases, and handle business logic using Node.js and Express.js.
• Database Management: Build and manage MongoDB databases, including schema design, data modeling, and query optimization.
• Cross-functional Collaboration: Work closely with UX/UI designers, product managers, and other developers to deliver high-quality, performant web portals.
• Performance Optimization: Implement best practices for performance tuning, scalability, and reliability across both frontend and backend.
• Code Quality: Write clean, maintainable, and efficient code, adhering to best practices, and conduct code reviews for your peers.
• Testing and Debugging: Write unit and integration tests, and debug issues to ensure stability, security, and quality in production.

Qualifications:

• Proven experience (3+ years) in full-stack web development using the MERN stack (MongoDB, Express.js, React.js, Node.js).
• Strong understanding of HTML5, CSS3, and JavaScript (ES6+), along with modern JavaScript frameworks and libraries.
• Experience with state management in React (e.g., Redux, Context API).
• Solid understanding of RESTful API design, asynchronous programming, and Node.js server-side development.
• Hands-on experience with MongoDB and integrating databases with Node.js.
• Familiarity with modern development tools and workflows such as Git, CI/CD pipelines, and containerization (Docker).
• Strong problem-solving abilities and an eye for detail.
• Ability to work in an agile development environment, with a focus on continuous delivery and iterative improvement.
• Excellent communication skills and the ability to collaborate effectively with cross-functional teams.

Preferred Qualifications:

• Familiarity with additional frontend technologies such as TypeScript, GraphQL, or Next.js.
• Experience with cloud platforms (AWS, Azure, GCP) and serverless architectures.
• Knowledge of performance optimization techniques and scalability best practices.
• Understanding of DevOps processes, containerization, and microservices architecture.

Why Join Us?

• Innovative Projects: Work on cutting-edge, high-impact projects that challenge your technical skills and creativity.
• Collaborative Culture: Join a team of talented professionals who are passionate about technology, learning, and continuous improvement.
• Career Growth: We offer opportunities for mentorship, skill development, and career advancement.
• Flexible Work Environment: Enjoy a healthy work-life balance with options for remote work, flexible hours, and more.

Your Day-to-Day Role:

• Design and implement web applications from initial concept, architecture design, to completed, operational software.
• Lead complex engineering tasks where you’ll act as the technical authority.
• Contribute to code reviews and continuous integration.
• Adapt and apply cutting edge technologies.
• Collaborate with other engineers, designers, and product owners to define elegant customer solutions.
• Ensure robustness by writing automation tests for your code.

What Are We Looking For:

At least 3 years of professional experience in Fullstack development.

Mandatory Technical Skills

• Robust experience in MERN Stack (MongoDB, ExpressJS, ReactJS, NodeJS). Expertise in ReactJS, Redux, HTML, CSS.
• Proficiency in Javascript (ES6) and TypeScript.
• Hands-on experience in Socket Implementation.
• Solid understanding of GIT and its workflows.

Good to Have Skills (Optional)

• Familiarity with Material UI.
• Experience with HTML Canvas APIs (Ex: KonvaJS for canvas drawing).
• Basic understanding of AWS services (S3, Redis, Lambda, Messaging services, etc.). 

Hashtag Labs is looking for MERN stack developer who is an expert in MongoDB, Express, React and Node. He/she should be proficient in JavaScript and use HTML, CSS and JavaScript to handle front-end operations and JavaScript with Node.js to handle back-end operations.

Roles and Responsibilities:-

• Ability to translate Wireframes into functional web apps.
• Binding of UI elements to JavaScript object models
• Creating RESTful services with Node.js
• MERN stack developer must have proven experience in front & back-end development
• Work in a cross-functional team to deliver a complete user experience
• React.JS NodeJS developer must know MongoDB, Express, Node.js, & React.
• 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
• MERN full stack developer must have the ability to wear many hats and learn new technologies quickly
• For MERN stack developer job, candidate must have good Knowledge of Node Debugging
• Understanding & proficiency in REST APIs.
• MERN stack developers should know Git Repository and Jira.
• Integration of data storage solutions [RDBMS, NoSQL DB]

Experience: 2+ years

Job Location: Lucknow, Uttar Pradesh

The ideal candidate will be responsible for developing high-quality applications. They will also be responsible for designing and implementing testable and scalable code.

Responsibilities :

• Work with development teams and product managers to ideate software solutions

• Maintenance of Node.js Backend

• Working with MongoDB to create various features

• Troubleshoot, debug and upgrade software

• Create security and data protection settings Requirements

• Proven experience as a backend developer in Node.js or similar role

• Experience developing desktop and mobile applications

• Familiarity with common stacks

Requirements :

• Hands on experience building end to end systems

• Minimum 1 yrs of experience with Javascript, Node.js and Mongo.DB

• Good architectural & design skills

• Strong coding, data structures and algorithms

• The ability to own end to end responsibility - right from requirement to release

• The ability to produce bug-free and production grade code

• Experience and fine understanding of cross browser front end development issues

• Exhibit a deep understanding of server virtualization, networking and storage ensuring that the solution scales and performs with high availability and uptime

Position description:

We’re looking for a senior full stack developer (MERN) with a proven experience to design and create software. The responsibilities will include coding both on the front and back-end, writing APIs, and React components.  

Having an experience of web development using JavaScript, you should be able to create web applications from scratch. The ideal candidate should have experience of working in agile teams. 

Primary Responsibilities:

• Participating in the design and creation of scalable software
• Writing clean, functional code on the front- and back-end
• Writing unit tests and fixing bugs or other coding issues
• Develop and manage well-functioning databases and applications
• Write effective APIs and react components
• Perform peer code reviews

Reporting Team

• Reporting Designation: Full Stack Development (KH_PPLS_PE_SPD.Full Stack Development)
• Reporting Department: Software Product Development (KH_PPLS_PE_SPD)

Required Certification/s:

Required work experience

• Industry: IT
• Role: Web Development
• Years of experience: 3 to 6

Key Performance Indicators:

• 3-6 years of industry work experience 
• Proven experience as a Full Stack Developer or similar role 
• 1+ years of web application development with JavaScript as full stack 
• End-to-end full stack experience designing and building scalable applications 
• Excellent JavaScript / Typescript skills 
• Strong proficiency in React (hooks knowledge is plus) 
• Strong proficiency in Nodejs 
• Good HTML5 / CSS3 skills with expertise on responsive web design 
• Must have development experience in Micro services using NodeJS and TypeScript 
• Experience with NoSQL databases such as MongoDB, mongoose, aggregation framework and Redis 
• Experience with Web sockets and related frameworks (e.g. Socket.IO) 
• Experience in using and developing GraphQL APIs 
• Knowledge of code versioning tools such as Git, Mercurial or SVN. 
• Open minded to take up any challenge, research and provide solutions –  

Required Competencies:

• Great attention to detail 
• Testing libraries – jest, testing-library is plus 
• TDD / BDD experience is plus 
• Experience with AWS, K8S is plus 

• Familiar with SDLC methodologies like SCRUM, AGILE, Continuous Integration  

Required Skills:

ReactJS, Node.JS, HTML, CSS, Javascript, NoSQL