
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
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Job Title : Senior Software Engineer (Full Stack — AI/ML & Data Applications)
Experience : 5 to 10 Years
Location : Bengaluru, India
Employment Type : Full-Time | Onsite
Role Overview :
We are seeking a Senior Full Stack Software Engineer with strong technical leadership and hands-on expertise in AI/ML, data-centric applications, and scalable full-stack architectures.
In this role, you will design and implement complex applications integrating ML/AI models, lead full-cycle development, and mentor engineering teams.
Mandatory Skills :
Full Stack Development (React/Angular/Vue + Node.js/Python/Java), Data Engineering (Spark/Kafka/ETL), ML/AI Model Integration (TensorFlow/PyTorch/scikit-learn), Cloud & DevOps (AWS/GCP/Azure, Docker, Kubernetes, CI/CD), SQL/NoSQL Databases (PostgreSQL/MongoDB).
Key Responsibilities :
- Architect, design, and develop scalable full-stack applications for data and AI-driven products.
- Build and optimize data ingestion, processing, and pipeline frameworks for large datasets.
- Deploy, integrate, and scale ML/AI models in production environments.
- Drive system design, architecture discussions, and API/interface standards.
- Ensure engineering best practices across code quality, testing, performance, and security.
- Mentor and guide junior developers through reviews and technical decision-making.
- Collaborate cross-functionally with product, design, and data teams to align solutions with business needs.
- Monitor, diagnose, and optimize performance issues across the application stack.
- Maintain comprehensive technical documentation for scalability and knowledge-sharing.
Required Skills & Experience :
- Education : B.E./B.Tech/M.E./M.Tech in Computer Science, Data Science, or equivalent fields.
- Experience : 5+ years in software development with at least 2+ years in a senior or lead role.
- Full Stack Proficiency :
- Front-end : React / Angular / Vue.js
- Back-end : Node.js / Python / Java
- Data Engineering : Experience with data frameworks such as Apache Spark, Kafka, and ETL pipeline development.
- AI/ML Expertise : Practical exposure to TensorFlow, PyTorch, or scikit-learn and deploying ML models at scale.
- Databases : Strong knowledge of SQL & NoSQL systems (PostgreSQL, MongoDB) and warehousing tools (Snowflake, BigQuery).
- Cloud & DevOps : Working knowledge of AWS, GCP, or Azure; containerization & orchestration (Docker, Kubernetes); CI/CD; MLflow/SageMaker is a plus.
- Visualization : Familiarity with modern data visualization tools (D3.js, Tableau, Power BI).
Soft Skills :
- Excellent communication and cross-functional collaboration skills.
- Strong analytical mindset with structured problem-solving ability.
- Self-driven with ownership mentality and adaptability in fast-paced environments.
Preferred Qualifications (Bonus) :
- Experience deploying distributed, large-scale ML or data-driven platforms.
- Understanding of data governance, privacy, and security compliance.
- Exposure to domain-driven data/AI use cases in fintech, healthcare, retail, or e-commerce.
- Experience working in Agile environments (Scrum/Kanban).
- Active open-source contributions or a strong GitHub technical portfolio.
Senior Technical Consultant (Polyglot)
Experience- 5-9 Years
This is a Backend-heavy Polyglot developer role - 80% Backend 20% Frontend
Backend
- 1st Primary Language - Java or Python or Go Or ROR or Rust
- 2nd Primary Language - one of the above or Node
The candidate should be experienced in atleast 2 backend tech stacks.
Frontend
- React or Angular
- HTML, CSS
The interview process would be quite complex and require depth of experience. The candidate should be hands-on in backend and frontend development (80-20)
The candidate should have experience with Unit testing, CI/CD, devops etc.
Good Communication skills is a must have.
Urgent Onsite Hiring: Location Viman Nagar Pune,
Seeking a skilled and experienced Full Stack PHP Developer to contribute to the development of scalable, secure, and high-performance digital platforms.
The role involves working with custom PHP frameworks similar to Laravel (PHP 8+, Laravel 12+), MySQL, and front-end technologies such as Bootstrap, Blade, React.js etc.
The ideal candidate will have strong expertise in full-stack development, RESTful API integration, and implementing complex workflows in a multi-stakeholder environment.
Key Responsibilities:
• Design, develop, and optimize backend modules using Laravel (PHP 8+, Laravel 12+), ensuringmodularity and scalability
• Develop and maintain RESTful APIs and integrate existing APIs.
• Build responsive UI components using Blade, Bootstrap 5, HTML5, CSS3, JavaScript, and jQuery
• Develop interactive dashboard components using React.js
• Manage user workflows including role-based access control (RBAC) and session handling
• Collaborate with UI/UX, DevOps, QA and Project Management teams to ensure timely feature delivery
• Optimize and manage MySQL schema and queries for large-scale datasets
• Use Git (GitHub/GitLab) and CI/CD pipelines for clean and versioned deployments
• Implement and manage Amazon S3 storage for secure file upload, retrieval, and deletion, including configuration of S3 buckets, IAM permissions, pre-signed URLs, and storage lifecycle policies
• Ensure adherence to GIGW 3.0, CERT-In, and accessibility/security standards
• Ensure code quality, performance, and security of the applications
• Participate in requirement analysis, system architecture, and technical design discussions
• Write clean, modular, and well-documented code, following modern development standards
• Troubleshoot and debug issues, implementing fixes and performance improvements across layers
• Adhere to software development best practices and agile methodologies
Required Skills and Qualifications:
• Bachelor’s degree in computer science, IT, or related field
• Minimum 3 years of hands-on experience in full stack development
• Expertise in Laravel (PHP 8+) and MySQL, including schema optimization
• Strong knowledge of HTML5, CSS3, JavaScript, jQuery, Bootstrap, and other modern front-end tools
• Experience using AI-powered tools for development, code generation, testing, documentation, or productivity enhancement (e.g., GitHub Copilot, ChatGPT, Postman AI)
• Proven experience in both developing and integrating RESTful APIs, including third-party or government APIs
• Hands-on experience with React.js for building dashboards or dynamic user interfaces
• Experience integrating Power BI dashboards or frontend visualization libraries
• Understanding of RBAC, secure authentication, and session/token management
• Working knowledge of Git-based version control systems, CI/CD workflows, and modern deployment tools(e.g., GitLab CI, Laravel Forge)
• Implement and manage Amazon S3 storage for secure file upload, retrieval, and deletion, including configuration of S3 buckets, IAM permissions, pre-signed URLs, and storage lifecycle policies
• Exposure to Agile development and cross-functional team collaboration

Why NxtWave
As a Fullstack SDE1 at NxtWave, you
- Get first hand experience of building applications and see them released quickly to the NxtWave learners (within weeks)
- Get to take ownership of the features you build and work closely with the product team
- Work in a great culture that continuously empowers you to grow in your career
- Enjoy freedom to experiment & learn from mistakes (Fail Fast, Learn Faster)
- NxtWave is one of the fastest growing edtech startups. Get first-hand experience in scaling the features you build as the company grows rapidly
- Build in a world-class developer environment by applying clean coding principles, code architecture, etc.
Responsibilities
- Design, implement, and ship user-centric features spanning frontend, backend, and database systems under guidance.
- Define and implement RESTful/GraphQL APIs and efficient, scalable database schemas.
- Build reusable, maintainable frontend components using modern state management practices.
- Develop backend services in Node.js or Python, adhering to clean-architecture principles.
- Write and maintain unit, integration, and end-to-end tests to ensure code quality and reliability.
- Containerize applications and configure CI/CD pipelines for automated builds and deployments.
- Enforce secure coding practices, accessibility standards (WCAG), and SEO fundamentals.
- Collaborate effectively with Product, Design, and engineering teams to understand and implement feature requirements..
- Own feature delivery from planning through production, and mentor interns or junior developers.
Qualifications & Skills
- 1+ years of experience building full-stack web applications.
- Proficiency in JavaScript (ES6+), TypeScript, HTML5, and CSS3 (Flexbox/Grid).
- Advanced experience with React (Hooks, Context, Router) or equivalent modern UI framework.
- Hands-on with state management patterns (Redux, MobX, or custom solutions).
- Strong backend skills in Node.js (Express/Fastify) or Python (Django/Flask/FastAPI).
- Expertise in designing REST and/or GraphQL APIs and integrating with backend services.
- Solid knowledge of MySQL/PostgreSQL and familiarity with NoSQL stores (Elasticsearch, Redis).
- Experience using build tools (Webpack, Vite), package managers (npm/Yarn), and Git workflows.
- Skilled in writing and maintaining tests with Jest, React Testing Library, Pytest, and Cypress.
- Familiar with Docker, CI / CD tools (GitHub Actions, Jenkins), and basic cloud deployments.
- Product-first thinker with strong problem-solving, debugging, and communication skills.
Qualities we'd love to find in you:
- The attitude to always strive for the best outcomes and an enthusiasm to deliver high quality software
- Strong collaboration abilities and a flexible & friendly approach to working with teams
- Strong determination with a constant eye on solutions
- Creative ideas with problem solving mind-set
- Be open to receiving objective criticism and improving upon it
- Eagerness to learn and zeal to grow
- Strong communication skills is a huge plus
Work Location: Hyderabad
Location: Mumbai
Experience Required: 2+ Years
Job Type: Full-Time
Notice Period: Immediate Joiners
About the Role
We are seeking a skilled and experienced Full Stack (MERN) Developer to join our product engineering team. The ideal candidate must have experience working in a product-based software development company and should have hands-on involvement in e-commerce platform projects.
Mandatory Criteria
- Candidate must be currently working or have prior experience in a product-based software development company
- Candidate must have worked on at least one e-commerce platform project (end-to-end involvement)
Key Responsibilities
- Develop and maintain scalable web applications using MongoDB, Express.js, React.js, and Node.js
- Translate UI/UX designs into high-quality front-end code
- Build and integrate RESTful APIs
- Ensure performance, quality, and responsiveness of applications
- Participate in design discussions, code reviews, and contribute to technical documentation
- Work in a collaborative, agile development environment
Required Skills
- Strong proficiency in JavaScript, React.js, Node.js, and Express.js
- Hands-on experience with MongoDB or other NoSQL databases
- Solid understanding of RESTful APIs and architectural patterns
- Knowledge of version control systems like Git
- Understanding of CI/CD and cloud-based deployment practices
- Good grasp of performance optimization, caching, and security practices
Responsibilities
Work with development teams and product managers to ideate software solutions
Design client-side and server-side architecture
Build the front-end of applications through appealing visual design
Develop and manage well-functioning databases and applications
Write effective APIs
Test software to ensure responsiveness and efficiency
Troubleshoot, debug and upgrade software
Create security and data protection settings
Build features and applications with a mobile responsive design
Write technical documentation
Work with data scientists and analysts to improve software
Requirements And Skills
Proven experience as a Full Stack Developer or similar role
Experience developing desktop and mobile applications
Familiarity with common stacks
Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
Knowledge of multiple back-end languages (e.g. C#, Java, Python) and JavaScript frameworks (e.g. Angular, React, Node.js)
Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache), and UI/UX design
Excellent communication and teamwork skills
Great attention to detail
Organizational skills
An analytical mind
Skills:- MongoDB, Express, HTML/CSS, Javascript, XML, jQuery, Java, MySQL
-
Own the back end and front end stack
-
Build the mobile app in react native
-
Build the web front end using react js
-
Build the backend in nodejs, express and mysql
-
Build the data platform in kafka, clickhouse and presto
-
You have experience working with reactjs, nodejs
-
you can write scripts using python
-
you have some exposure to database systems like postgres, clickhouse,
-
you like learning new technologies
-
you prefer working in high impact small teams
• 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
• Writing test cases for automated testing
Role Requirement:
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React and its core principles
• Experience with popular React workflows Redux, Saga, Axios
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• Familiarity with code versioning tools such as GIT
Full Stack Developer
PiNimbus is a product engineering and niche technology service provider. We help businesses of different sizes ranging from budding start-ups to large conglomerates with our services and end-to-end solutions.
We are looking for hands-on full stack developer for a challenging and fun filled work of building a workflow automation system for simplifying current manual work.
You will become a part of a dynamic team that is collaborative, cross functional, fast-paced and work hand-in-hand with other developers and product managers. We value long term relationships, growth and well-being of our people and we value our people more than anything.
Roles and Responsibilities:
In this role, you will be creating and supporting Internet scale applications and features using distributed architecture, using a variety of current and new technologies that support the ecosystem such as: React, RXJS, node.js, dynamodb, lambda, mysql, to name a few. In this dynamic role, you will be responsible for the following:
- Work in an agile environment.
- You will design, develop, write tests, and build applications and features spanning multiple layers - front-end, microservices, serveless, database, messaging queues, workflow system.
- Build Microservices, APIs and service workers.
- Provide thought leadership and propose high performing solutions.
- Refactor and enhance the applications to improve performance and maintainability.
- Ensure application content and developed code complies with design standards, coding standards, practices and approaches.
- Continuously address tech debt in the code.
- Work as a team to develop optimal solutions that meet customers and business needs.
- Support testing, deployment, and monitoring of applications.
- Unit test, Automate, and take pride and responsibility for the Quality of the work you develop and deliver.
Must have skills:
7+ or more years of demonstrable development experience building software that provides the user with a complete, delightful experience.
- Understanding of and experience in using RESTful Services and messaging platforms.
- Good understanding and experience with http/2 protocols.
- In depth knowledge of front-end technologies such as React, CSS/SASS, RxJS.
- In depth knowledge of backend technologies as Node.js.
- Understanding of dynamodb/MongoDB/couchbase and/or SQL - mysql, postgres.
- Proficiency with SOLID Principles and Design Patterns.
- Proficiency with debugging, source control -git, and defect tracking.
- Proficiency with distributed systems design.
- Knowledge of AWS, Kubernetes, Docker, CI/CD.
- Familiarity with unit testing and Test-Driven Design.
- Familiarity with Domain Driven Design.
Qualification:
BE/B.Tech or Equivalent degree in Computer Science or related field.









