
Strong hands-on experience with ReactJS, Redux, TypeScript, HTML, Bootstrap, Material UI, CSS3/SCSS, Webpack, NPM, NVM, Visual Studio Code
Knowledge/Experience on Restful APIs integration.
Unit testing with Jasmine or an equivalent framework
Experience or Knowledge in developing complex reusable component libraries such as complex grids, spreadsheet components etc.,
Strong in UI/UX standards implementation
Understanding of browser fundamentals and Page Optimizations
Experience working with Git and Azure

About NextSphere Technologies
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Job Title : React.js + Web3 Developer
Experience : 2+ Years
Location : Gurgaon, Sector 48 (Work From Office)
Working Days : 6 Days
Employment Type : Full-Time, Permanent
Job Summary :
We are seeking a talented React.js + Web3 Developer to join our fast-growing engineering team.
The ideal candidate should have strong front-end development skills along with hands-on experience in blockchain/Web3 integrations.
Mandatory Skills : React.js, JavaScript/TypeScript, Web3.js/Ethers.js, Wallet Integrations, State Management (Redux/Zustand), REST APIs, Git.
Key Responsibilities :
- Develop responsive, scalable front-end applications using React.js & TypeScript.
- Integrate Web3.js / Ethers.js to connect UI with blockchain networks.
- Work with REST & GraphQL APIs for backend communication.
- Implement wallet integrations (MetaMask, WalletConnect, Coinbase Wallet, etc.).
- Collaborate with blockchain engineers for smart contract interactions.
- Optimize UI performance, handle state management, and write clean, maintainable code.
- Troubleshoot and enhance Web3 features within the application.
Mandatory Skills :
- Strong hands-on experience in React.js, JavaScript/TypeScript.
- Experience with Web3.js/Ethers.js, blockchain interactions.
- Understanding of wallet integrations, dApps, and blockchain basics.
- Knowledge of state management (Redux/Zustand/Context API).
- Strong debugging, problem-solving, and Git experience.
Nice to Have :
- Familiarity with Solidity, Smart Contracts, and Ethereum ecosystem.
- Experience with Node.js or backend systems.
- Understanding of IPFS, Layer 2 solutions, and NFT standards.
Role Overview
As a Senior Frontend Developer, you will be at the forefront of developing high-quality mobile applications using React Native. This role requires a comprehensive understanding of cross-platform development, UI/UX design principles, in-app purchases, and state management. You will work closely with our backend team, designers, and product managers to deliver seamless and responsive applications that meet global market standards.
Key Responsibilities
- Lead the development of mobile applications using React Native, ensuring cross-platform compatibility and responsiveness across devices.
- Collaborate with the design team to implement intuitive and user-friendly UI/UX designs.
- Integrate in-app purchases, Firebase services, dynamic links, and develop custom features to enhance user engagement.
- Manage application state effectively using state management libraries and best practices.
- Oversee the app deployment process, including release management, to the App Store and Google Play Store, ensuring compliance with their guidelines.
- Work with the team to identify and resolve performance issues and optimize application for speed and scalability.
- Work on animations and UX of applications for both IOS and Android.
- Stay updated with the latest trends and technologies in mobile development to continuously improve app functionality and user experience.
Qualifications
- Bachelor's degree in Computer Science, Engineering, or a related field.
- 5+ years of experience in frontend development, with significant experience in React Native and cross-platform mobile app development.
- Strong portfolio demonstrating expertise in UI/UX design and in-app purchases integration.
- Extensive experience with Firebase, including dynamic links and other backend services.
- Proven track record of managing app releases, including deployment to the App Store and Google Play Store.
- Excellent problem-solving skills, attention to detail, and the ability to work in a fast-paced, team-oriented environment.
- Strong communication skills, with proficiency in English.
- Attach the link of mobile application worked on till date
Why Join Us?
- Opportunity to lead a cutting-edge project impacting users globally.
- Work in an environment that fosters innovation, collaboration, and professional growth.
- Competitive compensation, comprehensive benefits.
Position: React/Redux Frontend Engineer
Location: Pune (Initially Remote)
We are looking for a candidate with experience in building single page applications using React / Redux. You would be working on a product actively used by thousands of customers.
About the Organization:
It is one of the most exciting Bay Area Product Driven Organization in Logistics industry supporting more than 30,0000 customers.
Your responsibility will include, but not limited to:
• Transforming product requirements into clean well-written code
• Optimizing existing code for performance and reusability
Must have:
- 5+ Years of Strong knowledge of Javascript, ES6, JSX
- 2+ Years of Strong knowledge of React and Redux
- Knowledge of promises / Async / Await
- Good understanding of REST API integration and authentication
- Looking for Someone Who can start immediately / Within a month
- Typical Product Background with a Programming Thinking of solving complex problem
Educational Qualification:
Should Be a Computer Science Graduate, preferably from a Tier-1 Engineering college
Good to have:
• Advance GIT
• HTML / CSS knowledge
• Knowledge or experience working with Service Workers
Why join us?
• Very high-growth
• Passionate, collaborative, and awesome co-workers
• Free lunches
• Competitive salaries
Job description:-
- Strong experience of Angular 2+ and above along with other technologies like HTML5, CSS, jQuery, AJAX with good knowledge of ECMA Scripts.
- Strong knowledge of JS Fundamentals.
- Design & development of Angular applications as per desired specifications, along with experience in frameworks/libraries like jQuery, Bootstrap, Typescript etc.
- Architecture design, development, testing and maintenance of Web Apps, Implementation based on Angular Application MVC Patterns.
- Own end to end product modules/features (from the requirement to going live)- Design & code review, troubleshoot & help team members on issues.
- Gather requirements by interacting directly with the end-users.
- Research on open source framework/technology required for developing the feature/application.
Codal is searching for a highly experienced developer that specializes in the Angular framework. With unmatched expertise in web & app development, our ideal candidate will create rich, interactive front-end solutions that fulfill our clientele’s business requirements and further their brand’s mission. In addition to superior Angular skills, applicants must be extremely well-versed in using HTML, CSS, and JavaScript to create both adaptive and responsive digital solutions.
What you’ll be doing:
- Building and top-notch user interfaces using JavaScript and the Angular framework.
- Adapting interface for modern internet applications using the latest front-end technologies.
- Using the latest front-end technology, creating adaptable interfaces for online apps.
- Leading with product-analysis tasks and conducting performance tests.
- Collaborating with other cross-functional teams to ensure high-performance of applications
- Making complex technical and design decisions for AngularJS projects.
- Developing application codes and unit tests in AngularJS, Java Technologies, and Rest Web Services.
- Conducting performance tests.
- Consulting with the design team.
- Ensuring high performance of applications and providing support.
What it takes to excel:
- Bachelor's degree in computer science, computer engineering or similar.
- Previous min 4 year work experience as an angularJS developer.
- Must have strong TypeScript and JavaScript knowledge
- Must have knowledge of implementing complex Angular JS applications, directives, controllers, services, pipes, guards.
- Should be comfortable with RxJS and Angular CLI
- Knowledge NGRX or Redux
- Experience with RESTful services.
- Knowledge of Automated testing (unit/integration/etc.) (Karma & Jasmine,etc.)
- Knowledge of HTML, CSS and server-side pre-processing platforms such as SASS or LESS.
- Proficiency with Git source control.
- Excellent communication skills.
- Critical thinker and good problem-solver.
About
Company is a platform of digital first health clinics owned and operated under one house, with each of them working together toward one mission: To help Indians lead a more fulfilling life surrounded by wellness and grace.
The business is creating a family of purposeful health platforms with personalized solutions for a particular problem in a niche segment. Each platform provides the essentials to enable an individual segment of people to lead a graceful life full of purpose and well being. You can check out the digital health clinic for men at manmatters.com and the digital health clinic for women at bebodywise.com
Role
As the lead for the frontend development team at this , you will be the sole owner of the entire FE development cycle for our consumer-facing web products in ReactJS. Also, you will be responsible for shaping up the entire system for scale and collaborating intensively with the backend and design teams to create the best consumer experiences. You would also need to control the mobile app development lifecycle on ReactNative.
Responsibilities
- Overlook development of all user-facing products in React
- Build reusable components and front-end libraries for future use
- Translate designs and wireframes into high quality code
- Optimize components for maximum performance across a vast array of web-capable devices and browsers
- Focus on code maintainability and performance of application
- Provide technical advice and assists in solving programming problems
- Use Server Side Rendering when applicable
- Enhance SEO, Analytics and overall frontend architecture for better performance
Requirements
- 4+ years of experience building frontend for consumer facing products
- 2+ years on ReactJS for consumer facing products
- 1+ years of Team Lead/Management experience
- Thorough understanding of architecting the frontend system with Server Side Rendering
- Good foundation in design and a knack for designing interactions and elegant interfaces
- Understands app development cycle
- Experience with NodeJS for Server Side Rendering/coordinating with the backend team for API requirements
- Must come up with caching solutions where required to speed up the website load speed and improve customer experience
Roles & Responsibilities:
Take ownership of a product feature and build it end to end or enhance existing features.
Understand issues like slow loading, security, the response time of site, scalability, user
engagement, and write code considering these paradigms.
Contribute to the ways the platform can be made much more engaging and can reach out
to a larger audience.
Developing a new feature that is responsive and reliable on short notice.
Requirements:
2-8 years of professional experience in responsive Web Application development.
Working experience in React (Minimum 2+ years).
Good expertise in working with MVC architecture (Client-side).
Hands on experience in HTML5 CSS3 AngularJs, JavaScript (ECMAScript 5 & 6), Jquery,
Struts/Spring, Linux.
Proficiency in the design and development of responsive Web Applications.
Strong CS fundamentals in Object-Oriented Design, Data Structures, Algorithm Design,
Problem Solving, and Complexity Analysis.
Expertise in implementing highly interactive, multi-layered Web Applications.
Expertise in JSON & working with Web Services.
Ability to work on a given product/module in its entirety.
Nice To Have:
Basic knowledge in working with databases.
Good experience in working with server-side template rendering engines.
Experience in working with Search Engine Optimized pages.
Keen to learn & ready to adopt any new technologies.
Hands-on J2EE experience.
About Vedantu
If you have ever dreamed about being in the driver’s seat of a revolution, THIS is the place for you.
Vedantu is an Ed-Tech startup which is into Live Online Tutoring. We are a platform which aggregates
best teachers of the country and provide them with tools to deliver LIVE lectures to students anytime,
anywhere.
What drives us is a vision of bringing about a paradigm shift in the way people teach and learn. We
believe that education in today’s world is highly generalized with classroom teaching being done in a
“One Size Fits All” manner. We believe it is not effective and this should change. We are disrupting the
very notion of classrooms by making Quality Education Accessible. Our vision is to create a 'Knowledge
Network' where a learner and a learned can get connected with a click of a button and can learn-teach
in the most personalized way possible.
Vedantu is India’s leading online education company which specializes in LIVE interactive classes for
students across grades K1-12. It offers individual and group classes delivered by experienced Master
Teachers in a LIVE real-time, virtual learning through their patented platform. The indigenous platform
built for revolutionizing online learning captures 70+ parameters, helps drive high engagement and
interaction in a virtual class, and give students their personalized learning reports to help them
understand the knowledge gaps. Students can also access free content, take tests, and play a LIVE quiz
every day. 1Million+ students study LIVE every month on the platform and more than 25 Million users
every month from 1000+ cities and 40+ countries access free content, tests, doubts, videos on
Vedantu's platform, and its channels on YouTube. To know more about Vedantu log on to
www.vedantu.com or download the App on your Android or iOS device.
The platform WAVE: India’s first and only patented, revolutionary, interactive LIVE online learning
platform has been created after multiple years of deep research and experimentation in the field of
Live online teaching & Learning. Wave uses AI (Artificial Intelligence) and ML (Machine Learning) to
personalize teaching and learning for each child and is designed to make the Live class extremely
engaging and fun. At the heart of Wave platform are algorithms for which we have been granted an
extremely powerful and comprehensive IP Patent in the US for - ‘Measuring the Effectiveness of An
Interactive Online Learning System’. The biggest usp, besides its own patented platform are the quality
Master Teachers. We have 1000+ teachers who have taught more than 1 Million hours to 40,000+
students spread across 1000+ cities from 30+ countries. Founded by IITian friends Vamsi Krishna (CEO
& Co-Founder), Pulkit Jain (Co-Founder & Head of Product) and Anand Prakash (Co-Founder & Head of
Academics) have been teachers themselves with over 13 years of teaching experience, have taught
and helped over 10,000 students for a better future.
Vedantu caters to 1st grade to 12th grade and prepares for school exams, competitive examinations
and co-curricular courses as well.
More Background:
Vedantu is the second venture in education by Vamsi Krishna, Anand Prakash and Pulkit Jain. Their first
venture in education, Lakshya was an offline coaching class for JEE opened in Patiala, 2006. The
successful venture was acquired by a listed company Mahesh Tutorial in 2012. As part of Lakshya the
founders taught and mentored more than 10,000 students and trained more than 200+ teachers.
Started in 2014, Vedantu was the first company to start with LIVE interactive teaching in the country.
Today, Vedantu is a market leader in K-12 online LIVE tutoring space. It offers LIVE interactive classes
to students across grades K1-12, for all major boards and top competitive exams like JEE and NEET.
Vedantu has recorded a growth of 220% during lockdown with more than 2 Mn students attending
LIVE classes and teachers delivering 8 Mn+ hours of LIVE classes. With this definitive shift in consumer
behavior from offline to online, Vedantu is investing to scale impact, expand into new categories, and
firmly establish itself as the leading brand in the online LIVE tutoring space.
During the pandemic, Vedantu entered the early learner segment with the launch of its coding
program for 6-12 years called Vedantu Super Coders. The company has plans of launching more
programs in this category.
Our Leaders :
Vamsi Krishna – CEO & Co-founder: https://www.linkedin.com/in/profilevamsikrishna/
Pulkit Jain – Co-founder & Head of Products: https://www.linkedin.com/in/jainpulkit/
Ranjan Sakalley – Head of Technology & Engineering: https://www.linkedin.com/in/rnjns/
Krishna Mohan Gadi – VP-Products: https://www.linkedin.com/in/krishna-mohan-gadi-416b156/
Funding :
We are a Series-D funded start-up with a total funding of $ 200 million from Coatue( invested
Swiggy) global VCs like Accel Partners, Tiger Global and GGV Capital.
Know more about Vedantu:
Recent Interview by Vamsi: https://yourstory.com/video/money-matters-build-grow-vedantu-journey-
second-valued-edtech-startup-india-vamsi-krishna
TedX talk by Vamsi:
Everyone is a teacher! | Vamsi Krishna | TEDxWalledCity
Articles for reference:
- https://www.cbinsights.com/research/report/future-unicorn-startups-billion-dollar-companies/
- https://yourstory.com/video/money-matters-build-grow-vedantu-journey-second-valued-edtech-
startup-india-vamsi-krishna
- https://yourstory.com/2020/02/ys-exclusive-edtech-startup-vedantu-vamsi-krishna-online-tutoring
- http://bweducation.businessworld.in/article/Vedantu-Organise-3-Day-Revision-Camp-From-20th-
To-22nd-Feb-/20-02-2020-184651
- https://www.forbesindia.com/article/edtech-special/the-huge-investment-opportunity-in-
edtech/57733/1
- https://www.forbesindia.com/video/coronavirus/startup-circle-how-vedantu-became-indias-
second-most-valued-edtech-firm/61229
- http://bweducation.businessworld.in/article/Vedantu-s-Usage-Soars-During-Coronavirus-
Pandemic-/19-05-2020-192538
- https://inc42.com/buzz/indias-hike-meesho-vedantu-emerge-as-2019s-best-apps-on-google-play/
- https://www.buzzincontent.com/story/vedantu-single-s-21dayslearningchallenge-garners-more-
than-40-million-views-on-instagram/
Awards and Recognition:
Vedantu: CNBC Young Turks 2016
TedX Delhi Speaker on Education
Vedantu: KINSES (Kaisen & Insead & NYU Stern Education Symposium)) 2016 EduAwards
Vedantu: DNA & Stars 8th Innovative Education Awards on “Best Organization to Develop
Technology For Education”
Vedantu: 5th ELETS World Education Summit award 2015
Vedantu: 'Best Education Startup' by Indian Startup Entrepreneurship & Disruptive Innovation
Awards 2015
Vedantu: Sutra HR: Featured as one of the Top 100 Startups to Watch in 2016
Lakshya: TATA-NEN Hottest startup award in 2010
Lakshya: FYSE Top 100 startups in South East Asia
Join in - let’s together solve some real Challenges
The real challenge lies in making something groundbreaking. To take on the status-quo and defeat it. To
follow what is already been done, where’s the fun in that? We are on to some big challenges which are
just waiting to get solved. Also, because we are not an extensively big team, you will be owning more
than just a position, you will be owning huge ideas and features from the very start.
We put the willingness and passion to learn & build above anything else and if you think you
have got it in you, don't let these skill requirements deter you from applying.
Note- 1) Only immediate joiners need to apply who can join in max 15 days.
2) WFH avaialble
job profile:
- 4 to 6 years of experience in UI Development
- Proficient understanding of JavaScript libraries and frameworks, specifically ReactJS
- Proficient understanding of Flux Architecture (Redux)
- Proficient understanding of React-Bootstrap
- Proficient understanding of Angular JS
- Proficient understanding of web markup, including HTML5, CSS3
- Experience in working on integration with Magento 2 as backend.
- Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS
- Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery
- Good understanding of asynchronous request handling, partial page updates, and AJAX
- Proficient understanding of cross-browser compatibility issues and ways to work around them.
- Proficient understanding of code versioning tools, such as (Git / SVN)
- Proficient understanding of JavaScript test frameworks like Mocha, Jasmine
- Proficient understanding of module bundler (webpack)
- Proficient understanding of JavaScript compiler (babel js)
- Good understanding of nodejs
- Proficient understanding of deployment process of client side application









