
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.

About e-cosmos solutions pvt. ltd.
About
Similar jobs
We are looking for a skilled and motivated MERN Stack Developer to join our development team. The ideal candidate will have hands-on experience in building scalable web applications using MongoDB, Express.js, React.js, and Node.js, and a passion for writing clean, efficient, and maintainable code.
Key Responsibilities
- Design, develop, and maintain full-stack web applications using the MERN stack
- Build responsive and reusable UI components using React.js
- Develop RESTful APIs and backend services using Node.js and Express.js
- Work with MongoDB for data modeling, queries and performance optimization
- Collaborate with UI/UX designers, product managers, and other developers
- Write clean, well-documented and testable code
- Debug, troubleshoot and optimize application performance
- Participate in code reviews and follow best development practices
- Stay updated with emerging technologies and industry trends
Required Skills & Qualifications
- 1–5 years of experience in MERN stack development
- Strong proficiency in JavaScript.
- Hands-on experience with React.js, including hooks and component lifecycle
- Experience with Node.js and Express.js
- Good understanding of MongoDB and NoSQL databases
- Experience in building and consuming REST APIs
- Proficient in HTML5, CSS3, and building responsive, cross-browser user interfaces.
- Experience with Git/GitHub or other version control systems in a collaborative development environment.
- Solid understanding of authentication, authorization, and security best practices
About Jeeva.ai
At Jeeva.ai, we're on a mission to revolutionize the future of work by building AI employees that automate all manual tasks—starting with AI Sales Reps. Our vision is simple: "Anything that doesn’t require deep human connection can be automated & done better, faster & cheaper with AI." We’ve created a fully automated SDR using AI that generates 3x more pipeline than traditional sales teams at a fraction of the cost.
As a dynamic startup we are backed by Alt Capital (founded by Jack Altman & Sam Altman), Marc Benioff (CEO Salesforce), Gokul (Board Coinbase), Bonfire (investors in ChowNow), Techtsars (investors in Uber), Sapphire (investors in LinkedIn), Microsoft with $1M ARR in just 3 months after launch, we’re not just growing - we’re thriving and making a significant impact in the world of artificial intelligence.
As we continue to scale, we're looking for mid-senior Full Stack Engineers who are passionate, ambitious, and eager to make an impact in the AI-driven future of work.
About You
- Experience: 3+ years of experience as a Full Stack Engineer with a strong background in React, Python, MongoDB, and AWS.
- Automated CI/CD: Experienced in implementing and managing automated CI/CD pipelines using GitHub Actions and AWS Cloudformation.
- System Architecture: Skilled in architecting scalable solutions for systems at scale, leveraging caching strategies, messaging queues and async/await paradigms for highly performant systems
- Cloud-Native Expertise: Proficient in deploying cloud-native apps using AWS (Lambda, API Gateway, S3, ECS), with a focus on serverless architectures to reduce overhead and boost agility..
- Development Tooling: Proficient in a wide range of development tools such as FastAPI, React State Management, REST APIs, Websockets and robust version control using Git.
- AI and GPTs: Competent in applying AI technologies, particularly in using GPT models for natural language processing, automation and creating intelligent systems.
- Impact-Driven: You've built and shipped products that users love and have seen the impact of your work at scale.
- Ownership: You take pride in owning projects from start to finish and are comfortable wearing multiple hats to get the job done.
- Curious Learner: You stay ahead of the curve, eager to explore and implement the latest technologies, particularly in AI.
- Collaborative Spirit: You thrive in a team environment and can work effectively with both technical and non-technical stakeholders.
- Ambitious: You have a hunger for success and are eager to contribute to a fast-growing company with big goals.
What You’ll Be Doing
- Build and Innovate: Develop and scale AI-driven products like Gigi (AI Outbound SDR), Jim (AI Inbound SDR), Automate across voice & video with AI.
- Collaborate Across Teams: Work closely with our Product, GTM, and Engineering teams to deliver world-class AI solutions that drive massive value for our customers.
- Integrate and Optimize: Create seamless integrations with popular platforms like Salesforce, LinkedIn, and HubSpot, enhancing our AI’s capabilities.
- Problem Solving: Tackle challenging problems head-on, from data pipelines to user experience, ensuring that every solution is both functional and delightful.
- Drive AI Adoption: Be a key player in transforming how businesses operate by automating workflows, lead generation, and more with AI.

ROLES AND RESPONSIBILITIES:
· Working with technical architects, able to convert the architecture into design and code in Java (Spring Boot), AngularJS, and NodeJS.
· Able to generate LLD documents.
· Ability to write Quality code with minimum defects.
· Unit Test and following the coding standards.
·
PREFERRED QUALIFICATION AND SKILLS:
· 5+ years strong programming and logical skills in Java (Spring Boot), AngularJS, Object Oriented Java script, NodeJS and HTML5
· Hands on Experience on Java (Spring Boot), and MySQL is mandatory. Must have completed at least 2 full projects using Spring boot and AngularJS.
· Excellent knowledge and experience in Spring JPA, RESTful webservices implementation.
· NodeJS experience is value add
· Should have participated in, and be familiar with, Agile (Scrum) project methodology and practices.
· Must be able to mentor and guide junior technical resources.
· One who is proactive and come forward with technology related initiatives. Motivated self-starter.
· Good Communication skills. English - Oral and Written.
JOB DESCRIPTION
Overview - We always put our users first. We start by looking at things from the user’s perspective and end by evaluating how the solution has impacted the user. We are looking for People who are continuously adapting to new technologies and excited to work on products that influence millions of people every day. The Android and iOS mobile applications are used by millions of people around the world and are some of India’s best known and most loved applications and we’re looking for someone to lead the engineering teams that build these apps.
Role - We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full Stack Developer will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail. You will strike a balance between the consumers’ intent and the business’s needs.
What you will do in this role
- Developing front end website architecture.
- Translate requirements and mock-ups into fully functional features by working closely with business and product owners, creative designers and back-end developers.
- Creating servers and databases for functionality.
- Review requirements, design specifications, propose solutions and implementation.
- Work with team leads on the requirements and create estimates against those requirements.
- Deliver projects on time in an agile and continuous development environment.
- Writing tests in a client-side test framework such as Jest, Jasmine, etc.
- Designing and developing APIs.
- Monitor systems to ensure they meet both user needs and business goal.
What you should have
- 2-5 years of hands-on experience in software development and system administration.
- Experience in Micro services, Serverless applications, Container-based applications.
- Strong Experience on AWS cloud (Lambda, S3, Kinesis, SQS, SNS, ECS, Dynamo DB).
- Good understanding of Devops, Apache Kafka.
- Familiarity with JavaScript frameworks such as ReactJS.
- Proficiency with server side languages such as NodeJS, Python and PHP.
- Familiarity with database technology such as MySQL, Mongo DB and Dynamo DB.
- Familiarity with Logging & Monitoring tools like Kibana, NewRelic, DataDog
- Proficiency with fundamental front end languages such as HTML, CSS and JavaScript.
- Experience with unit testing & Test Driven Development (TDD) and CI/CD.
- BE (Comp/IT), ME (Comp/IT), MCA, M.Tech, B.Tech.
Synapsica is a growth stage HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective, while being affordable. Every patient has the right to know exactly what is happening in their bodies and they don’t have to rely on cryptic 2 liners given to them as diagnosis.
Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyze medical images and create 2.0 of advanced radiologist reporting.
We are backed by Y Combinator and other investors from India, US and Japan. We are proud to have GE, AIIMS, the Spinal Kinetics as our partners.
Join us, if you find this as exciting as we do!
Description:
We are looking for a skilled computer programmer who is comfortable with both front and back end programming. Hands-on with UI and server-side is highly desirable.
You will get hands-on experience in the latest technologies and skills including product design and architecture. 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.
Responsibilities:
- Work alongwith teams and product managers to ideate software solutions.
- Design, build and develop front end application features.
- Design, build and develop microservices and backend server applications.
- Designing and scaling databases and servers.
- Ensuring analysis, efficiency, responsiveness and cross-platform compatibility of applications through captured metrics, testing frameworks, and debugging methodologies.
- Owning and delivering end-to-end products, features, enhancements.
- Hands-on coding and development.
- Technical documentation through all stages of development
Requirements:
- Degree in Computer Science or related discipline with 6-10 years of experience.
- Hands on with Reactjs or similar framework/library.
- Proficiency with server side languages such as Nodejs, Python.
- Proficiency with at least one no-sql database such as MongoDB.
- Good understanding of CI/CD processes.
- Excellent verbal communication skills.
- Good problem solving skills.
- Attention to detail.
- Very high sense of ownership.
- Deep interest and passion for technology
We have multiple open positions for full-stack engineers to work with us on a cutting-edge eCommerce trade analysis platform.
Must have experience with:
- NodeJS
- Mern Stack
- AWS
- Experience working on SaaS applications with a large codebase
Nice to have
- Tailwind
- DynamoDB
- Chart libraries such as ChartJS
2. Integrating back-end services with Angular/Node.js based front end needs
We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full Stack Developer will responsible for developing and designing front end web architecture, ensuring the responsiveness of applications and working alongside graphic designers for web design features, among other duties.Full Stack Developer will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.
Responsibilities
- Developing front end website architecture.
- Designing user interactions on web pages.
- Developing back end website applications.
- Creating servers and databases for functionality.
- Ensuring cross-platform optimization for mobile phones.
- Ensuring responsiveness of applications.
- Working alongside graphic designers for web design features.
- Seeing through a project from conception to finished product.
- Designing and developing APIs.
- Meeting both technical and consumer needs.
- Staying abreast of developments in web applications and programming languages.
Qualifications
- Bachelor's degree
- 1-5 years of experience in programming
- Strong communication, conceptual thinking, typography skills and design skills
- Portfolio of work









