Full Stack Developer

• Job Summary:

We are seeking a skilled MERN Stack Developer to join our dynamic development team. The ideal candidate will have hands-on experience in building modern web applications using MongoDB, Express.js, React.js, and Node.js. You will be responsible for designing and developing scalable, high-performance web applications and collaborating with cross-functional teams to deliver top-tier solutions.

Key Responsibilities:

• Develop and maintain responsive web applications using the MERN stack.
• Design, build, and maintain RESTful APIs and integrate third-party services.
• Collaborate with UI/UX designers, product managers, and other developers to deliver seamless user experiences.
• Optimize applications for performance and scalability.
• Write clean, maintainable, and efficient code.
• Participate in code reviews and provide constructive feedback.
• Debug and troubleshoot issues across the full stack.
• Implement security and data protection best practices.

We’re Hiring: Fullstack Developer (Node.js/Python + React.js)

Location: Bangalore

Type: Full-Time

Experience: 2 to 5 Years

Key Responsibilities

Develop and maintain full-stack web applications using Node.js/Python backends and React.js frontend.

Build scalable backend APIs (Express.js, Nest.js, Django, FastAPI, Flask) and integrate with frontend components.

Write clean, maintainable JavaScript/TypeScript and Python code following best practices.

Participate in code reviews and contribute to technical discussions.

Collaborate with cross-functional teams to deliver high-quality products.

Debug and troubleshoot across the full stack, ensuring seamless deployments.

Optimize application performance and ensure responsive user experiences.

✅ Required Skills

2–5 years of hands-on full-stack development experience.

Strong proficiency in JavaScript (ES6+) and modern web development concepts.

Backend expertise with Node.js (Express.js, Nest.js) OR Python (Django, FastAPI, Flask).

Frontend expertise in React.js, including hooks and modern component patterns.

Experience with RESTful API development & integration.

Database knowledge in SQL (PostgreSQL, MySQL) and NoSQL (MongoDB).

Familiarity with Git and collaborative workflows.

Strong problem-solving, debugging, and performance optimization skills.

Knowledge of agile methodologies and software development lifecycle.

📌 Skills:

SQL | JavaScript | React.js | Node.js | Python

Full Stack senior developer with ReactJS & Redux

Qualifications:

3 - 4 years of experience in application development and maintenance

Bachelor’s Degree/B.Tech/B.E in Computer Science or a related discipline

Advanced knowledge of HTML and CSS

Experience with using and building automated tests

Experience with CI/CD tooling (at least Git and Jenkins)

Experience with the Agile/Scrum/Kanban way of working

Proficient understanding of code versioning tools, such as Git

Experience with a modern frontend framework (e.g. Polymer, Redux, React, Angular, Vue.js or other component-based frameworks)

Experience with web paradigms such as REST, Responsive Web Design, Test-driven Development (TDD), Dependency Injection, etc.

Experience with common front-end development tools such as Babel, Webpack, NPM, etc.

Knowledge of performance testing frameworks including Mocha and Jest.

Knowledge of RESTful APIs.

Understanding of AWS, S3, API Gateway, DynamoDB, RDS, Lambda.

Job Summary:

We are seeking a motivated and skilled Founding Engineer to join our innovative team in Mumbai. This role offers a unique opportunity to help shape our technology and product direction, leveraging your expertise in full-stack development using React.js, Node.js, and MySQL.

Key Responsibilities:

• Design and implement user-friendly frontend applications using React to enhance user experience.
• Develop robust server-side applications and APIs with Node.js to support our business logic and data processing needs.
• Manage and optimize MySQL databases, ensuring data integrity and performance while querying and updating data.
• Collaborate closely with cross-functional teams including product management and UX/UI to deliver cohesive product features.
• Participate in code reviews and ensure adherence to best practices in software development, maintaining high-quality code.
• Assist in troubleshooting and debugging issues across the stack, ensuring a smooth operation of our applications.
• Contribute to the architecture and roadmap of our technology platform, helping to define future iterations based on user feedback.

Requirements:

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 1 to 4 years of experience in full-stack development with a focus on React.js, Node.js, and MySQL.
• Strong understanding of web technologies, including HTML, CSS, and JavaScript frameworks.
• Proficient in database management and design, particularly in MySQL.
• Excellent problem-solving skills and the ability to work in a fast-paced startup environment.
• Demonstrated ability to work collaboratively in a team and communicate technical concepts clearly.
• Passion for building innovative and scalable applications that meet user needs.

Key Responsibilities:

• Develop and maintain scalable web applications using Node.js, Express, and React
• Collaborate closely with UI/UX teams and backend developers
• Write clean, maintainable, and efficient code
• Integrate APIs and third-party services
• Utilize Docker and Kubernetes (basic level)
• Participate in code reviews and optimize performance…

Skills

• Strong proficiency in JavaScript/TypeScript, React.js, Node.js, and Express.js
• Good understanding of RESTful APIs and system architecture
• Experience with MongoDB, MySQL, or similar databases
• Familiarity with Docker and basic Kubernetes
• Hands-on with Git/GitHub
• Exposure or experience with Generative AI (GenAI) tools/technologies

About Climate Connect Digital:

Our team is inspired to change the world by making energy greener, and more affordable. Established in 2011 in London, UK, and now headquartered in Gurgaon, India. From unassuming beginnings, we have become a leading energy-AI software player, at the vanguard of accelerating the global energy transition.

In 2020, we were acquired by ReNew Power, India’s largest renewables developer. Following ReNew’s NASDAQ listing in summer 2021, Climate Connect Digital has been newly formed as a fully independent subsidiary. With backing from ReNew for an ambitious and visionary new strategy, for rapid growth.

Our mission has technology at its core and involves unlocking value by leveraging information technology and AI/ML across the energy ecosystem. However, the world is still nascent in using such technologies in the energy sector to create massive value for all stakeholders.

How do you fit in: 

As we start into our first strong growth phase, we are looking for experienced TypeScript/JavaScript developers to lead our application development efforts.

With your test-driven and clean coding approach along with your creative power, you conceive, develop, and integrate new components and applications into our products with the highest quality.

Your mission is to keep an eye on our existing products: You analyze and improve our

components and fix bugs.

Working remotely: You are independent, reliable, disciplined and are sharp when it comes to documentation & working asynchronously.

Job responsibilities:

• You have a strong TypeScript/JavaScript engineering background. You had the opportunity worked on project from conception to delivery
• You care about producing high quality solution using good engineering principles and practices
• You want to take ownership, break down and tackle real problems while bringing value to real users
• You are a great team player and communicator, you prefer over-communication rather than under-communicate
• You are a passionate technologist with the discipline to create and finish projects. You have opinions about your favorite open source projects, or perhaps you have contributed to some or started one of your own

Job requirements:

• 5+ years of experience building clean, maintainable, and well-tested code
• Serverless experience with AWS lambda or GCP cloud functions
• Working experience with NodeJS & React or other TypeScript/JavaScript web development frameworks
• Working experience with MongoDB or Postgres, writing efficient queries, data modeling
• Previous experience collaborating on highly distributed teams
• Previous experience working within an Agile/Scrum environment

What’s in it for you:

• We offer competitive salaries based on prevailing market rates. In addition to your introductory package, you can expect to receive the following benefits:
• Flexible working hours and leave policy
• Learning and development opportunities
• Medical insurance/Term insurance, Gratuity benefits over and above the salaries
• Access to industry and domain thought leaders.
• At Climate Connect, you get a rare opportunity to join an established company at the early stages of a significant and well-backed global growth push.
• We are building a remote-first organisation ingrained in the team ethos. We understand its importance for the success of any next-generation technology company. The team includes passionate and self-driven people with unconventional backgrounds, and we’re seeking a similar spirit with the right potential.

What it’s ​like to work with us:

• You become part of a strong network and an accomplished legacy from leading technology and business schools worldwide when you join us. Such as the Indian Institute of Technology, Oxford University, University of Cambridge, University College London, and many more.

• We don’t believe in constrained traditional hierarchies and instead work in flexible teams with the freedom to achieve successful business outcomes. We want more people who can thrive in a fast-paced, collaborative environment. Our comprehensive support system comprises a global network of advisors and experts, providing unparalleled opportunities for learning and growth.

• Proven experience as a Full Stack Developer or similar role with 2+ years of experience.
• Experience developing desktop and mobile applications
• Strong knowledge of at least one back-end languages (preferably Python/Ruby/ Node.js) and JavaScript frameworks (e.g. Angular, React)
• Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design
• Database design and management, including being up on the latest practices and associated versions
• For us, security is of utmost importance - You understand security concepts deeply and write code to protect us and our users.
• Should be able to architect robust Restful APIs
• Proactive, Strong Result orientation (propose solutions based on product capabilities) and Creativity.
• Good knowledge and understanding of the product development life cycles.
• Good verbal and written communication skills (Advanced English)
• Ability to work independently and as part of a team

• upGrad was awarded the Best Tech for Education by IAMAI for 2018-19,
• upGrad was also ranked as one of the LinkedIn Top Startups 2018: The 25 most sought-after startups in India.
• upGrad was earlier selected as one of the top ten most innovative companies in India by FastCompany.
• We were also covered by the Financial Times along with other disruptors in Ed-Tech.
• upGrad is the official education partner for Government of India - Startup India program.
• Our program with IIIT B has been ranked #1 program in the country in the domain of Artificial Intelligence and Machine Learning.

• Writing clean, high-quality, high-performance, maintainable code.
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements.
• Coordinate cross-functionally to insure project meets business objectives and compliance standards. 
• Support test and deployment of new products and features.
• Participate in code reviews.

• A highly talented developer with 6-9 years of hands-on experience in building secure and scalable web based applications using Java in backend and JS based frontend frameworks
• Strong knowledge of Java 8+, databases (SQL and NoSQL) , MySql, Mongo
• Experience working with Cassandra, Spring Boot, Apache Spark, Kafka, RabbitMQ is highly desirable.
• Working knowledge of any one or more of AngularJS/ReactJS/VueJS and CSS3, HTML5.
• Strong experience in data modelling for data storage tools in SQL; experience with noSQL is highly desirable.
• Experience building scalable solutions for 2x, 5x and 10x growth with high quality and flexibility.
• Practitioner of test driven development practices. Experience in creating and adhering to best practices for development.
• Experience working with container technologies like Docker and knowledge of CI/CD processes for automated integration and deployment. Basic knowledge of AWS preferred.
• Strong experience in Microservices (SRP) paradigm.
• Willing to learn new technologies (Golang).

We are looking for highly motivated engineers with the following skillset-

• Engineering degree in Computer science or ECE or MCA is a must
• In-depth knowledge of PHP, HTML5, CSS, jQuery, JavaScript, AJAX
• Experience using PHP frameworks such as Laravel, Symfony, Zend, etc. - any 1 is required
• VueJS, AngularJS, ReactJS - knowledge of any 1 is required
• Between 1-5 years of work experience is required
• Very strong data structure and algorithm knowledge
• Ideal candidate would be a very strong developer with great coding skills
• Good English communication skills
• Willingness to work on multiple projects simultaneously
• Ability to work through ambiguous requirements and come up with a clear scope and problem statement
• If you have any live projects portfolio or GitHub handle please share them
• Office is in Fairlie place (Dalhousie), Kolkata 700 001