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Community • Events • Learning
React Kolkata
Build. Learn. Connect.
A modern hub for React developers in Kolkata. Join our meetups, talks, and workshops to grow your skills and network with the community.
About React Kolkata
We are a community-driven group focused on knowledge-sharing, collaboration, and career growth for React developers across Kolkata and beyond. Our mission is to create an inclusive space where developers of all levels can learn, grow, and contribute.
Our Mission
Empower developers through events, workshops, and mentorship while fostering an inclusive, welcoming community for continuous learning and growth.
Our Values
Openness, inclusivity, continuous learning, and giving back by sharing knowledge, opportunities, and supporting each other's professional journey.
Community Impact
Monthly meetups, lightning talks, hands-on sessions, and collaborations with local tech organizations to strengthen Kolkata's developer ecosystem.
What We Do
Discover the various ways we support and grow our developer community
Technical Workshops
Hands-on coding sessions covering the latest React patterns, tools, and best practices.
Community Meetups
Regular gatherings to network, share experiences, and learn from fellow developers.
Lightning Talks
Quick, focused presentations on specific topics, tips, and emerging technologies.
Project Showcases
Platform for members to demo their projects and get feedback from the community.
Mentorship Program
Connect experienced developers with newcomers for guidance and career support.
Open Source Contributions
Collaborative projects and contributions to the broader React ecosystem.
Our Sponsors
React Kolkata is powered by generous sponsors who help us run events, workshops, and community initiatives. Interested in sponsoring us? Get in touch!
Events
Join our meetups and workshops. Learn, network, and build together.
Upcoming Events
Past Events
View All Past Events
Online
Past
Building Together: The React Kolkata Chapter by ReactPlay
Nov 29, 2025
1:30 PM – 4:00 PM IST
Virtual
If you’re passionate about React or any other exciting technology — whether it’s web development, cloud computing, AI, mobile apps, or something else — we invite you to be a speaker at our upcoming tech meetups!This event is open to everyone, whether you're just starting out or already deep into tech. Come by, learn something new, and be part of the conversation.
Online
Past
Hacktoberfest Special : Join the React Kolkata Chapter by ReactPlay
Oct 11, 2025
1:30 PM – 3:30 PM IST
Virtual
Join React Kolkata for an engaging panel discussion with open source maintainers and contributors as we gear up for Hacktoberfest. We'll talk about the realities of maintaining projects, the challenges of contribution, and how developers of all levels can meaningfully get involved in open source. Expect candid insights from experienced maintainers, practical tips for first-time contributors, and a chance to connect with the community that powers so much of the web. Whether you're curious about making your first PR or eager to share your journey, this is your space to learn, discuss, and be inspired.
Community Partners
We collaborate with amazing communities to bring more value to you.
Become a partner
ReactPlay
@reactplay
Learn, Create, and Share React projects
Partner
Digital Dominators
@digital-dominators
Digital innovation and technology community
Partner
React Hyderabad
@reacthyderabad
React community in Hyderabad
Partner
Hackspire
@hackspire
Inspiring hackers and developers
Partner
Cityjs India
@CityJSIndia
Indian chapter of CityJS Conferences
Partner
The Helper
Academic support platform
Partner
Latest from the Blog
Guides, tips, and community highlights from React Kolkata.
FirebaseDeveloperauthenticationGeneral Prog...
How to Authenticate Your React App Using Firebase
Authentication is a fundamental aspect of modern web and mobile applications. It ensures that users can securely access an app while protecting their data. Firebase, a platform developed by Google, offers a simple and efficient way to add authenticat...
10 min
Oct 16, 2024
JavaScriptCSS Animation
How to Create Horizontal Parallax Scrolling using CSS and JavaScript
Hello there! My name is Shivam, and today, I will show you how to create this beautiful horizontal scrolling parallax effect with HTML, CSS, and JavaScript. Wouldn't this look stunning on your blog or portfolio site? To achieve this effect, we will ...
8 min
Oct 12, 2023
codingJavaScript
Using Fontsource With 11ty
Dealing with fonts can get quite overwhelming. For quite some time, I was searching for a way to self-host google fonts because the google fonts API's network request increased the render-blocking time more than I expected. I stumbled upon fontsource...
4 min
Oct 6, 2023
#hacktoberfest Hacktoberfes...
How to contribute to Hacktoberfest 2023 through ReactPlay?
Our favorite month is here! And we have some amazing activities planned for our community 🤩 Yes, you are right. We are talking about Hacktoberfest! In this blog, we want to cover various ways you can participate in Hacktoberfest through the ReactPla...
6 min
Oct 1, 2023
hackathonWeb Development
Announcing Hack-R-Play 2.0 by ReactPlay
Yes! You read it right! We are back with a hackathon! 🤩 We also know you are as excited as we are, so let's get straight to the point... Announcing Hack-R-Play 2.0 🚀 Hack-R-Play 2.0 is an online, open-source, React.js hackathon organized by the Rea...
6 min
Jul 20, 2023
Community Champion
Meet the dedicated individuals who volunteer their time and effort to organize events, manage the community, and help React Kolkata thrive.
Titash Shil
Design teamA tech-minded designer passionate about innovation, community, and creating meaningful digital experiences.
Koustav Singh
Event Organizing TeamContributing to planning, coordination, and execution of community-driven tech events.
Hiya Sarkar
Event organisation team, Github & Website maintain teamIn React Kolkata for event organisation and github & website maintain.
Rishita Kundu
Design teamTech enthusiast and graphic designer who loves building projects, exploring new tech, and turning ideas into visually engaging real-world solutions.
Chandika Sarkar
Content team, event organizing teamIn React Kolkata for content and event organization, creating engaging posts and supporting event execution.
