
We are seeking a skilled MERN Stack Developer to join our dynamic development team. The ideal candidate will be proficient in MongoDB, Express.js, React.js, and Node.js, and will play a key role in building and maintaining web applications.
Key Responsibilities:
• Frontend Development: Develop user-facing features using React.js, ensuring appealing and responsive user interfaces.
• Backend Development: Build efficient and scalable server-side systems using Node.js and Express.js.
• Integration: Integrate front-end components with server-side logic, ensuring seamless communication between the two.
• Data Management: Implement data storage solutions using MongoDB and other relevant technologies.
• Troubleshooting: Identify and address bugs, glitches, and performance issues to maintain application functionality.
• Collaboration: Work closely with cross-functional teams to conceptualize, define, and implement new features.
• Innovation: Keep abreast of emerging technologies and trends to contribute to continuous improvement.
Required Skills and Qualifications:
• React Proficiency: In-depth knowledge of React.js and its core concepts for building dynamic user interfaces.
• Node.js and Express: Strong expertise in Node.js and Express.js to create efficient and scalable backend systems.
• MongoDB: Experience with MongoDB for data storage and management.
• Full-Stack Development: Ability to work on both frontend and backend development.
• Problem-Solving: Strong analytical and problem-solving skills.
• Communication: Excellent communication and teamwork skills.
Preferred Qualifications:
• Experience with RESTful APIs and GraphQL.
• Familiarity with version control systems like Git.
• Understanding of Agile methodologies.

About Codewinglet Private Limited
About
We are a trusted name in the field of technology outsourcing services. we respond to changing market demands through disruptive innovation and high-end technical advancements.
We are on a mission to solve intricate software engineering challenges. Established in 2018, we have successfully assisted a diverse range of organizations, including startups that have gone public, Enterprise companies, and forward-thinking enterprises worldwide.
Codewinglet is your premier destination for cutting-edge software solutions. Specializing in strategic planning, designing, and developing world-class software across diverse industries, we're the trusted choice of leading engineers and companies globally. Our innovative approach leverages state-of-the-art technologies to engineer solutions that drive tangible business outcomes. Let's collaborate and unlock the full potential of your business with Codewinglet's expertise
- 40+ in-house IT experts trained in emerging technology
- 150+ Satisfied Clients across the globe
- 7+ years in the IT business
Tech stack
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About IntraIntel.ai
At IntraIntel.ai, we are building a next-generation, multi-tenant AI platform that enables organizations across industries—healthcare, clinical research, manufacturing, and textiles—to harness the power of intelligent automation and Generative AI. Our platform seamlessly integrates AI agents, RAG pipelines, and LLM-based workflows into a unified, scalable, and secure ecosystem hosted on Google Cloud Platform (GCP).
We are looking for a Full Stack Developer with deep experience in AI-integrated applications, cloud-native architecture, and end-to-end platform development—someone passionate about building intelligent systems that push the boundaries of innovation.
Key Responsibilities
1. Full Stack Development
- Design, build, and maintain full-stack applications with Node.js, Express.js, and modern frontend frameworks such as React.js / Angular.
- Implement RESTful APIs, GraphQL endpoints, and real-time communication features supporting multi-tenant AI workloads.
- Optimize backend logic for scalability, modularity, and high availability on GCP.
- Integrate AI-driven features (RAG, chatbots, data pipelines) into user-facing experiences.
2. AI Integration & Agentic Architecture
- Work alongside AI engineers and architects to integrate LLMs, RAG pipelines, and AI agents (using frameworks like LangChain, CrewAI, or LlamaIndex) into the product stack.
- Develop APIs and connectors for prompt orchestration, vector storage (FAISS, Chroma, Pinecone), and model inference workflows.
- Implement context-aware AI features with secure data access boundaries and performance optimization.
3. Cloud Infrastructure & CI/CD
- Deploy, manage, and optimize applications on Google Cloud Platform (GCP) using services such as Cloud Run, GKE, BigQuery, Cloud Storage, IAM, and Pub/Sub.
- Set up and maintain CI/CD pipelines using GitHub Actions, Cloud Build, or Terraform for automated testing, integration, and deployment.
- Manage infrastructure as code (IaC), automate containerized builds, and optimize deployment strategies for multi-environment scalability.
4. UI/UX Collaboration
- Collaborate with product and design teams to transform mockups into seamless user experiences using Figma and front-end frameworks.
- Contribute to UX optimization, ensuring that AI-driven features are intuitive, responsive, and visually engaging.
- Work with designers to ensure front-end consistency across multi-tenant environments.
5. Performance, Security & Monitoring
- Ensure data privacy, scalability, and compliance through role-based access control (RBAC), encryption, and secure API practices.
- Monitor system performance using Cloud Monitoring / OpenTelemetry, ensuring uptime and reliability.
- Participate in architectural discussions to enhance system observability and security posture.
Required Skills & Qualifications
Technical Proficiency
- Backend: Node.js, Express.js, Python (for AI integration), REST/GraphQL APIs
- Frontend: React.js / Angular / Vue.js, HTML5, CSS3, TypeScript, Next.js
- Database: PostgreSQL, MongoDB, Firestore, Redis
- Cloud: Google Cloud Platform (GCP) – Cloud Run, IAM, GKE, BigQuery, Cloud Storage
- AI Integration: LLM APIs (OpenAI, Gemini, Claude), LangChain, RAG, vector databases (FAISS, Pinecone, Chroma)
- DevOps: Docker, Kubernetes, Terraform, Cloud Build, GitHub Actions
- Version Control: Git, Bitbucket
- UI/UX Collaboration: Figma, Material UI, responsive design principles
Experience & Attributes
- 5+ years of experience in full-stack development, preferably on AI or SaaS platforms.
- Strong understanding of multi-tenant architectures and modular design principles.
- Proven experience in CI/CD pipeline automation and infrastructure management.
- Experience in integrating AI services, chatbots, or intelligent recommendation systems.
- Strong problem-solving skills and ability to collaborate in a fast-paced, cross-functional environment.
- Excellent communication skills and documentation habits.
Preferred Qualifications
- Prior experience working with AI-driven SaaS or agentic AI platforms.
- Familiarity with PromptOps / MLOps practices and versioning workflows for LLMs.
- Experience in data governance and security compliance (HIPAA, GDPR, or SOC2).
- Cloud certifications (GCP Professional Cloud Developer / Architect) are a plus.
Why Join IntraIntel.ai
- Work on cutting-edge AI agentic architectures with real-world enterprise impact.
- Join a fast-growing, innovation-driven team shaping the future of AI platforms.
- Build products at scale across diverse industries with a unified mission.
- Collaborative and flexible environment encouraging ownership and creativity.

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
Software Engineer/ Associate Software Engineer Full stack/ Java track/ UI/ Android
Skills required: -
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Strong knowhow of data-structures and algorithms. -
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Strong core server-side technologies experience (Java/ other) and / or having any of front end/UI skills (Angular, JS, HTML).
Knowledge of Android is a huge plus. - -
Strong understanding of OO/ design and good software development practices.
-
Strong database skills and good knowhow of databases. -
-
Exposure to configuration management, testing, deployment. -
-
Hands on development across technologies.
-
Exp - 2-4 years
B.E/ B.Tech (Computer Science/ Equivalent) from a reputed institute.
Alternately: -
-
Excellent front end/UI skills (JS, HTML, Angular, Flutter) and OR Android skills.
-
Understanding of nodeJS, server-side technologies, exposure to databases.
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Deep knowhow of data structures, algorithms. -
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Hands on development across technologies.
-
Exp- 2-4yrs
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Grad- B.E/ B.Tech (Computer Science/ Equivalent) from a reputed institute
About Company
Our client delivers personalised luxury interior design to India’s discerning homeowners and corporates. Led by highly admired luxury brand builders, internationally trained designers, world-class technology professionals and curated teams of turnkey project execution specialists. We seek perfection in design and are committed to bringing back trust and excitement in the design process.
Qualifications
- Software developer with skills to develop front-end and back-end systems in Web site development.
- The candidate number has hands-on experience in handling and developing code in JavaScript, React, HTML, PHP, MySQL, APACHE & NGINX to develop web-based applications.
- Knowledge of designing the user interface, developing servers and database designs & coding for mobile platforms would be added advantage.
- Work Experience: 6-7 Years
Requirements
- Design and implementation of the overall web architecture.
- “Pixel-perfect” implementation of our approved user interface.
- Expertise in front-end technologies, including JavaScript,CSS3 and HTML5 and third-party libraries such as React Js, jQuery
- Design and deployment of our database
- Ensuring the entire stack is designed and built for speed and scalability
- Design and construction of our REST API
- Integrating our front-end UI with the constructed API
- Design and implementation of continuous integration and deployment
- Designing Database - Expertise in databases like MySQL, other databases like MongoDB , and PostgreSQL Will be a plus.
- Ensuring cross-platform optimization for mobile phones.
- Overseeing and guiding the analysing, writing, building, and deployment of software.
What skills we are looking for?
- Writing HTML, CSS, and JavaScript. Up to the latest practices,
- A relevant back-end programming language experience
- Database design and management, including being up on the latest practices and associated versions
- Server management and deployment for the relevant environment
- Familiarity with a relevant and globally supported framework
both front-end and back-end like React, and Laravel.
- Thorough understanding of user experience and possibly even product strategy
- Experience implementing testing platforms and unit tests
Company Profile
Quantiphi is an award-winning Applied AI and Big Data software and services company, driven by a deep desire to solve transformational problems at the heart of businesses. Our signature approach combines groundbreaking machine-learning research with disciplined cloud and data-engineering practices to create breakthrough impact at unprecedented speed.
Some company highlights:
- Quantiphi has seen 2.5x growth YoY since its inception in 2013.
- Winner of the "Machine Learning Partner of the Year" award from Google for two consecutive years - 2017 and 2018.
- Winner of the "Social Impact Partner of the Year" award from Google for 2019.
- Headquartered in Boston, with 700+ data science professionals across different offices.
For more details, visit: our http://www.quantiphi.com/">Website or our https://www.linkedin.com/company/quantiphi/">LinkedIn Page
Job Description
Role: Associate Tech Architect / Tech Architect – ReactJS +Python+AWS
Experience Level: 7-13 Years
Work location: Mumbai & Bangalore
We are looking for an experienced full stack developer( ReactJS and Python ) who can help create dynamic software applications for our clients with their skill set. In this role, you will be responsible for gathering requirements from clients and accordingly write and test scalable code, and develop front end and back-end components.
Technologies worked on:
ReactJS, Python, AWS
Requirement Description:
- Full Stack developer with experience in ReactJS, Python, API Gateway, Fargate and ECS
- Well-experienced in working with tools like Git, Maven, JFrog
- Should have a solid understanding of object-oriented programming (OOP)
- Well-experienced to perform Unit Testing and Integration Testing and have good experience in Agile based development approach
- Expertise in developing enterprise-level web applications and REST and SOAP APIs using MicroServices, with demonstrable production-scale experience
- Demonstrate strong design and programming skills using JSON, Web Services, XML, XSLT, PL/SQL in Unix and Windows environments
- Strong background working with Linux/UNIX environments and strong Shell scripting experience
- Working knowledge with SQL or No SQL databases
- Understand Architecture Requirements and ensure effective design, development, validation, and support activities
- Understanding of core AWS services, uses, and basic AWS architecture best practices
- Proficiency in developing, deploying, and debugging cloud-based applications using AWS
- Ability to use the AWS service APIs, AWS CLI, and SDKs to write applications
- Ability to identify key features of AWS services
- Identify bottlenecks and bugs, and recommend solutions by comparing the advantages and disadvantages of custom development
- Should contribute to team meetings, troubleshooting development and production problems across multiple environments and operating platforms
- Execute strong collaboration and communication skills within distributed project teams
- Continuously discover, evaluate, and implement new technologies to maximize development efficiency
We are simply looking for a Passionate MERN stack developer to join our engineering team. (Onsite)
What You’ll Do...
- You will develop tools and applications aligned with the best coding practices.
- You will perform technical analysis, design, development, and implementation of projects.
- You will write clear quality code for software and applications and perform test reviews.
- You will detect and troubleshoot software issues
- You will develop, implement, and test APIs
- You will adhere to industry best practices and contribute to internal coding standards
Qualifications:
- You have a strong passion for start-ups and the proactiveness to deliver
- You have hands-on experience building services using NodeJs, ExpressJs technologies
- You have hands-on experience with Mongo DB(NoSQL/SQL)database technologies.
- You are good at web technologies like React JS/Next JS, Javascript, Typescript
- You are good at web technologies like Restful/SOAP web services
- You are good at caching and third-party integration
- You are strong in debugging and troubleshooting skills
- If you have Knowledge of Python, Chrome extension & DevOps development is a plus.
- You must be proficient in building scalable backend infrastructure software or distributed systems with exposure to Front-end and backend libraries/frameworks.
- Experience with Databases and microservices architecture is an advantage
- You should be able to push your limits and go beyond your role to scale the product
- You have a go-getter attitude and can drive progress with very-little guidance and short turnaround times
About Us
We enable humans & machines with internet connectivity at a price that they can afford.
The inspiration for Wifi Dabba came from the founders working together for the last decade in the mobile application industry and realising the biggest reason for user churn being access to cheap and affordable internet access. From having worked on ground onboarding users and facing poor connectivity issues all the time, we took it on ourselves to fix the internet access problem for the common citizen.
At Wifi Dabba (YC W17), we are building a low cost, scalable & distributed Wi-Fi infrastructure to connect next billion users online. We do this by deploying a grid of lasers (Free Space Optics) over the cities & town and bring cheap and fast internet for everyone. We enable anyone to buy 1 gig of data access at a time at a price they can afford. Sachetization of internet access is the foundation to rebuilding internet for all. We do this by leveraging crypto and blockchain to truly make internet infrastructure ownership distributed — our vision is to be connectivity layer for the Web3 world.
Why work with us?
- You will get the chance to be an early team member at a fast-growth YC startup.
- You get to define the future of telecom infrastructure ownership and operations.
- We’re a tight-knit team where you'll learn a ton and have ownership.
- Opportunity to build for the next billion users.
Requirements & Responsibilities
- Strong engineering background preferably in Computer Science
- Experience architecting, developing, and testing full-stack code end-to-end
- Experience working with relational & NoSQL databases
- Experience with AWS services
- Experience working with MERN Stack, performing unit/feature testing, and managing REST APIs.
- Knowledge of front-end technologies including HTML5, CSS3, JavaScript, and jQuery.
- Knowledge of any one frontend framework/libraries like Angular/VueJs/ReactJS.
- Knowledge of code versioning tools like GIT, SVN.
- Experience in building user interfaces for websites and/or web applications.
- Experience in designing and developing responsive design websites with any frontend css frameworks like Bootstrap/Tailwind CSS.
- Build backend APIs and services that power new products that interact with Solana (or other) blockchains
- Build front-end Web3 interfaces that interact with your backend code
- Participate in design discussions with business users, web producers and engineering teams.
- Perform requirements analysis, high-level design, effort estimation for new business requirements and feature enhancements.
- Write clean, concise, and sustainable code.
- Team player who enjoys collaborative effort.
Bonus points
- Entrepreneurial mindset (we encourage all employees to be future founders and this can be a great stepping stone towards that)
- You’re passionate about crypto, Web3
- Customer-centric and passionate about working in a small & focused team
- Previous experience building/working in telecom software or infrastructure
- Previous experience building web3 project - DeFi / Blockchain infrastructure
- Previous experience at a high-growth, fast-paced startup
Design, build and configure applications to meet business process and application requirements.
Must have Skills :
Good to Have Skills :
Core Java, Rest API
Job Requirements :
Key Responsibilities :
Technical Experience :
A:Having strong experience in Core Java, React js B:Understanding of relational Oracle, SQL Server and NoSQL DBs Mongo or Cassandra C:Exposure on Cloud integration and Container services D:Clear concepts on HTML5, CSS3, JavaScript, JQuery D:Prior financial/banking experience is highly desirable
Professional Attributes :
A:Have very strong communication interpersonal skills able to interact with all levels in the organization B:Strong team player who takes initiative, well organized, structured C:Ability to work in a fast-paced environment adhere to strict deadlines D:Flexible, adaptable
Role- Javascript Technical Lead
Job Responsibilities:
● Architect and design solutions and lead a team of 5-6 JS developers
● Interact with client understand requirements
● Able to convert business requirements to sizable tasks for developers to implement
● Provide technical expertise and mentor team in latest technologies
● Ensure and apprise stakeholders of technical feasibility, effort and impact of
implementations
● Create and present demos POCs
Skills Required:
1. Hand on experience with Node.js + React.js
2. Good understanding of Node.js frameworks (Express, Koa, Sails, Hapi) and good hands-on experience in at least one.
3. Strong understanding of Core JS Concepts including the ability to write unit tests.
4. Working knowledge in ES6 + JavaScript.
5. Experience in API Design (REST concepts) and API modeling.
6. Knowledge of WebSocket’s (Socket IO).
7. Hands on experience Typescript.
8. Experience with build tools (Webpack).
9. Experience with NoSql Databases (Mongo, Dynamo).
10. Good communicator with good client engagement skills.
11. Hand on experience with version control systems(git). Self-motivated and driven to
deliver, with and ability to be detail-oriented while able to see and define the overall
strategy.
12. Demonstrated ability to stay on top of new concepts and tools in the ever-evolving area
13. Ability to collaborate in a fast-paced, results-focused culture.
Good to have:
1. Knowledge of Docker and hands-on experience
2. Worked with AWS and similar cloud service providers
3. Experience with building applications using microservices
IIT, NIT and Top Tier-1 Institutes candidates only.
Skills
❖ At least 8 years of full-time engineering experience
❖ Proven ability to work on multiple projects at a time within a fast-paced environment with tight deadlines
❖ Expertise in Node, Javascript (ES6) and good understanding of web frontend technologies
❖ Experience developing large-scale software products, quality, monitoring and reliability
❖ Experience working with relational databases such as MySQL or Postgres
❖ Experience building REST APIs
Bonus Points
❖ Significant experience with TypeScript and Express.js
❖ Significant experience developing user interfaces with the React framework
❖ Experience with AWS
❖ Experience with Agile software development










