Technical Lead - MERN Stack

FSD – Team Lead

📍 Location: Indiranagar, Bengaluru (On-site)

🧠 Experience: 5–8 Years

💼 Employment Type: Full-time

Role Overview

We are seeking a Tech Lead to guide and mentor a team of developers while architecting and delivering robust, scalable, and high-performance digital solutions. This role blends hands-on coding with strategic team and technology leadership.

Responsibilities

• Lead a team of frontend/backend/full-stack developers
• Architect system design and choose appropriate tech stacks
• Review code, maintain code quality, and enforce best practices
• Collaborate with PMs, designers, and QA for product delivery
• Break down technical challenges and resolve blockers
• Manage deployment processes and ensure performance optimization
• Provide mentorship and conduct knowledge-sharing sessions

Requirements

• 4–8 years of experience in software development
• Proficient in modern technologies (e.g., Node.js, React.js, MongoDB, REST APIs, DSA)
• Experience with Git, CI/CD, Docker, cloud platforms (AWS/GCP)
• Strong problem-solving and architectural skills
• Previous experience in mentoring or leading a development team

Nice to Have

• Experience in building SaaS or high-traffic platforms
• Understanding of DevOps and scalable system architecture

Job Title: Fullstack Developer (MEAN Stack)

Company: Deqode

Type: Full-Time

Experience: 5+ Years

Location: Bangalore, Pune, Gurgaon, Chennai, Bhopal, Jaipur

Notice Period: Immediate Joiners Preferred

Valid Passport of candidate is mandatory for this profile.

About Deqode:

Deqode is a fast-growing digital transformation company that helps businesses adopt cutting-edge technologies to solve complex business problems. We work on innovative projects in blockchain, AI, enterprise software, and cloud-native development.

Role Overview:

We are seeking an experienced Fullstack Developer with strong proficiency in Node.js and Angular, and hands-on experience in Nest.js. The ideal candidate will be responsible for designing, developing, and maintaining scalable web applications using the MEAN stack.

Key Responsibilities:

• Develop and maintain full-stack applications using Node.js, Angular, and Nest.js
• Build robust REST APIs and integrate with frontend interfaces
• Participate in design and architectural discussions
• Write clean, maintainable, and well-documented code
• Collaborate with cross-functional teams to define and deliver solutions
• Optimize applications for maximum performance and scalability
• Ensure quality through unit testing and code reviews

Required Skills:

• Strong expertise in Node.js with experience in backend development, API design, and event-driven architecture
• Proficiency in Angular for creating responsive and performant frontend interfaces
• Mandatory experience with Nest.js, leveraging its modular architecture and TypeScript capabilities
• Experience with MongoDB or similar NoSQL databases
• Excellent problem-solving and communication skills

We are seeking a highly skilled and experienced MERN (MongoDB, Express.js, React, Node.js) Stack Developer to join our dynamic development team. As a MERN Stack Developer, you will be responsible for designing, developing, and maintaining scalable web applications using the MERN stack framework.

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Expertise in backend programming with Node.js and MongoDB.
• Experience with React.js and redux.
• Material UI and 3rd party libraries.
• Experience with clean code writing practices like avoiding callback hell like promises, async.
• Thorough understanding of Node.js and its core principles.
• Experience with popular React.js workflows (such as Flux or Redux).
• Familiarity with newer specifications of ECMAScript.
• Experience with data structure libraries (e.g., Immutable.js).
• Familiarity with RESTful APIs.
• Knowledge of modern authorization mechanisms, such as JSON Web Token.
• Familiarity with modern front-end builds pipelines and tools.
• A knack for benchmarking and optimization.
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial).

Responsibilities:

• Build Node.js APIs using microservices.
• Rewriting backend code with microservices architecture & Unit tests.
• Developing new user-facing features using React.js.
• Building reusable components and front-end libraries for future use.
• Translating designs and wireframes into high-quality code.
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
• 
  

If you are a passionate MERN Stack Developer looking for an exciting opportunity to work on challenging projects and be part of a talented team, we would love to hear from you. Please submit your application, including your resume and portfolio, highlighting your relevant experience and projects.

Job Description: Principal Engineer (Full Stack Architect)

Job Title: Full Stack Architect

Location: Hyderabad, India

Experience: 15Years to 20 years (4+ years in Enterprise Architecture)

Technology Stack: MERN (MongoDB, Express, React, Node.js), Distributed Systems, Cloud (GCP/Azure), Neo4j, Vector Databases, SQL and NoSQL Databases, Knowledge Graphs.

Industry: Enterprise Software, Large-Scale Distributed Systems, Machine Learning

Job Summary

As a Full Stack Architect, you will play a pivotal role in designing and architecting large-scale distributed systems with a strong focus on the MERN stack (MongoDB, Express.js, React, Node.js). You will lead the design and implementation of enterprise-grade software solutions that leverage cloud infrastructure (GCP/Azure), knowledge graphs (Neo4j), vector databases, and machine learning at scale. In this role, you will work closely with cross-functional teams including data scientists, cloud engineers, and front-end developers to deliver high-performance, secure, and scalable applications.

This role requires a deep understanding of distributed systems architecture, graph databases, machine learning systems, and cloud computing, with a strong focus on building solutions that meet business and technical needs. The ideal candidate will have 12+ years of experience with a proven track record of architecting full-stack systems and leading engineering teams in a fast-paced, innovative environment.

Roles and Responsibilities

Full Stack Architecture: Design, develop, and maintain highly scalable, distributed, and fault-tolerant enterprise applications using the MERN stack (MongoDB, Express.js,

React, Node.js).

Distributed Systems: Architect and design large-scale distributed systems that handle high- volume, low-latency data processing.

Cloud Engineering: Implement and maintain cloud infrastructure solutions on GCP or AWS,ensuring high availability, scalability, and performance.

Knowledge Graphs and Databases: Design and optimize complex data models using Neo4j, vector databases, and other NoSQL solutions to manage interconnected data efficiently.

Enterprise Solutions: Architect and deliver cloud-native enterprise software solutions that meet enterprise-grade security, compliance, and performance requirements.

Data Structure & Algorithms (DSA): Lead by example in writing efficient, high-performance code and optimize software with a strong focus on algorithms, data structures, and system design principles.

Collaboration: Work with engineering, data science, and product teams to translate business requirements into scalable technical solutions.

Mentorship: Mentor junior engineers and foster a collaborative team environment.

Performance Optimization: Ensure system performance, scalability, and reliability throughcode reviews, optimizations, and best engineering practices.

Documentation & Best Practices: Maintain comprehensive architecture documentation and promote engineering best practices across teams.

Mandatory Requirements

Experience: 12+ years of full-stack development experience, with significant expertise

in building and architecting applications using the MERN stack (MongoDB, Express.js,

React, Node.js).

 Distributed Systems: Proven track record of architecting and implementing large-scale

distributed systems with a focus on reliability, scalability, and performance.

 Cloud Expertise: Extensive hands-on experience with cloud infrastructure (GCP or AWS),

with a deep understanding of cloud services such as compute, storage, networking, and

security.

 Database Systems: Expertise in NoSQL databases like MongoDB and graph databases like

Neo4j. Experience with vector databases for high-dimensional data processing.

 Knowledge Graphs: Hands-on experience in designing and working with knowledge graphs

for solving complex data relationships.

 Data Structures & Algorithms: Strong knowledge of DSA with practical experience in

solving complex technical challenges.

 Microservices Architecture: Experience in designing and developing microservices-based

architectures and ensuring high availability.

 DevOps ; Automation: Knowledge of DevOps practices (CI/CD), containerization (Docker), and orchestration (Kubernetes).

 Agile Methodologies: Experience with Agile development methodologies, including SCRUM, TDD, and iterative development.

Nice-to-Have Requirements

 Front-End Expertise: Advanced experience with React.js, with knowledge of modern front- end technologies (Next.js, Redux, TypeScript).

 Cloud Certifications: Google Cloud Professional Architect or Azure Certified Solutions Architect certifications.

 Data Engineering: Hands-on experience with data pipelines, ETL processes, and big data technologies (e.g., Apache Spark, Kafka).

 AI/ML Ops: Experience in deploying machine learning models using MLOps frameworks and automating ML pipelines.

 Graph Analytics: Experience in graph algorithms and analytics, with the ability to model and query complex relationships in a graph database.

 System Design: Experience in conducting system design reviews, providing insights into performance bottlenecks, scalability, and trade-offs.

 Security & Compliance: Knowledge of enterprise-level security protocols and data privacy compliance frameworks (e.g., SOC2, GDPR).

Leadership: Proven experience in leading cross-functional teams, setting technical roadmaps, and ensuring alignment between business and technical goals.

Title

Full Stack MERN/ MEAN Tech Lead

Location

Bangalore

About the company

With over a decade of experience, we specialize in crafting bespoke integration solutions and empowering businesses across the globe with a combined approach to emerging technology. We use cutting edge enterprise platforms - Microsoft, Salesforce, SAP and more Since our establishment in 2004, with our headquarters located in Tampa, USA, eCosmos has been extending global reach and domestic support to a diverse range of organizations, from start-ups to Fortune 500 companies

. Job Summary:

The Lead Developer provides technical expertise which requires a working knowledge of the technical infrastructure underpinning the applications. Plans, consults, and coordinates complex project assignments in the design, development and implementation of applications software. Works as part of a service or project team to implement complex technical solutions that meet business requirements. Responsible for contributing to the planning of the work programs and the review, development, and modification of best practices and technical solutions. Provides supervision to a team of Developers

. What success looks like in this role:

• You will lead a team of 5-10 developers building web apps with React, Node.js, Express and MongoDB, and mobile apps with React Native.

• Architect scalable and high-performance web and mobile apps using proven JavaScript stacks like MERN and MEAN

• Establish best practices for web and mobile development, code quality, testing, and CI/CD

• Proficiency in TypeScript is required to develop and maintain the front-end and back-end of our web applications.

• Plan sprints, assign tasks, and oversee code reviews, testing, and releases

• Troubleshoot and debug applications across the stack

• Manage technical debt and spearhead migrations to new libraries/frameworks when needed

• Hire and mentor developers and promote an engineering culture of learning and excellence.

Skills Required:

• Excellent communication skills, both written and oral.

• Quick problem-solving skills with exceptional aptitude and reasoning. • Good orator, presenter with influencing skills to manage and negotiate complex conflicting resolutions.

• Ability to frame ideas in words to provide a perspective and outcome from analyzing them.

• Experience in leading, managing, mentoring a team of junior developers.

You will be successful in this role if you have:

: • Bachelor's in engineering (B.E or BTech.), MCA.

• 5+ years' experience leading web and/or mobile engineering teams

• Deep expertise with JavaScript, Node.js, React, React Native, and MongoDB • Experience building web apps with MERN or similar stacks • Experience building mobile apps with React Native or similar frameworks

• Excellent verbal and written communication skills

• Comfortable with Agile methodologies like Scrum and Kanban

• Strong leadership skills and commitment to building a world-class engineering team

Compensation & Benefits:

For the right candidate, e-Cosmos is ready to provide an extremely competitive salary and added incentive bonus potential

. e-Cosmos provides an attractive and complete benefits package:

✓ Accidental Death & Dismemberment Insurance

✓ Training and certification assistance

✓ Employee referral bonus program

✓ Vertical and Lateral increments

ETHICS COMPLIANCE:

: e-Cosmos is firmly committed to conducting business in compliance with the letter and spirit of the law and other accepted standards of business conduct as reflected in the company's policies.

Salary: No bar for right candidate

React JS

Node JS

Graphql

Required background:

Ideal candidate is full stack with a focus on the backend

Can work with React.JS and is comfortable with CSS

Strong Node.JS with working experience in Graphql

Worked on scaling issues and real-time distributed systems

Has experience building microservices.

Has work experience with web sockets, WebRTC and RTMP / HLS.

5.5+ years of experience after college

Ideally has past experience with Java or GoLang.

Skills:

• .NET framework, VB, C#
• HTML 5, Bootstrap, CSS, Less .
• Communication Protocols like HTTP, TCP, WCF, Web API, Modbus.
• Databases- MS SQL Server 2008 R2, MySQL. Knowledge on Redis, MongoDB.
• Scripting language -Java-Script, jQuery, AngularJS, SignalR, Ajax.
• AWS SDK preferred, Cloud Migration., IIS, Self-hosting, window server,
• Other tools -Postman & Fiddler, Tortoise SVN, Mantis bug tracking, Redmine.

Key Strengths :

• Good debugging skills.
• A major responsibility includes planning development cycle, designing, module development, code merge, Unit / Integration testing etc.
• Highly motivated team player.
• Experience in working on multiple projects simultaneously.
• Quick learning of any new technologies.
• Capable to take independent responsibility as well as ability to contribute and be a productive team member.

Key responsibilities:

• Involved into discussion of design and development of new feature enhancement.
• Involved in integration with the IoT devices over the TCP binary protocol.
• Involved in design and development of Web API to expose the data uploaded by devices to third party applications.
• Coordinating with the testing team for fixing bugs.
• Coordinating with firmware (Embedded) team for device integration.
• End to end design and development of modules.

Roles and responsibilities:-

Risurge is looking for an experienced and motivated Senior Full Stack professional to be an integral part of its Apps team. The Apps team is an essential part of the Technology team at Risurge and works on solving technical challenges related to processing, visualization and presentation of continually scaling data in an easily accessible manner on the Risurge platform. 

You will need to have hands-on experience in the latest technologies and skills like ReactJS, NodeJS, ExpressJS, PostgreSQL, Webpack, REST API etc. This role is ideal for you if you have a background in Full Stack development and are looking for the next level of career growth in a fast paced, learning based and merit driven work environment.

What we are looking for:

-Strong coding and design skills

• Good command over Data Structures & Algorithms
• The ability to produce bug-free and production grade code
• Skills we consider: React.JS, D3.Js, Node.js, Express.JS, webpack. Bootstrap, Material UI, PostgreSQL, Redis, ELK, Ansible, AWS, Docker

Key Deliverables:-

• Develop very high sense of ownership, the zeal to build scalable applications
• Develop a deep understanding of the start-up ecosystem
• Work with a performance oriented team driven by ownership and open to experiments
• Build customer facing technology product for global customers
• Design and develop end to end applications with very high quality

What we have to offer:-

• Work with a performance oriented team driven by ownership and open to experiments.
• Learn to design systems for high accuracy, efficiency and scalability.
• No strict deadlines, focus on delivering quality work.
• Meritocracy driven, candid culture. No politics.
• Very high visibility regarding which startups and markets are exciting globally.