
We are looking for a skilled react.js developer to join our front-end development team. In this role, you will be responsible for developing and implementing user interface components using React.js concepts. You will also be responsible for profiling and improving front-end performance and documenting our front-end codebase.
React.js Developer Responsibilities:
- Reviewing application requirements and interface designs.
- Identifying web-based user interactions.
- Developing and implementing highly responsive user interface components using react concepts.
- Writing application interface codes using JavaScript following react.js workflows.
- Troubleshooting interface software and debugging application codes.
- Developing and implementing front-end architecture to support user interface concepts.
- Monitoring and improving front-end performance.
- Documenting application changes and developing updates.
React.js Developer Requirements:
- Previous experience working as a react.js developer.
- In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
- Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
- Experience with user interface design.
- Experience with browser-based debugging and performance testing software.
- Excellent troubleshooting skills.
- Good project management skills.

About Fieldproxy ( YC )
About
The company was co-founded by alumni from CEG, IIM & BITS PilaniFieldproxy is the first of its kind product in the space – and we are looking for out of the box thinkers with original thought process and lateral thinking. The code you ship will be used by thousands of users every day helping them get their work done. You will join a young, dynamic and fast-paced environment, work with cross-functional teams to design, build, and roll out products that deliver the company's vision and strategy.
Company video


Connect with the team
Similar jobs
About One Impression
One Impression is one of the world’s largest influencer marketing platforms, working with 300+ global brands like Unilever, Nestle, and Amazon to connect with a diverse creator network. Our platform empowers brands and creators to collaborate seamlessly and scale their reach. To capture a significant share of global media ad spend, One Impression is quickly becoming the industry’s go-to influencer marketing platform.
Job Overview
We are looking for a seasoned Senior Frontend Engineer (SDE III) with over five years of experience to lead, mentor, and grow a high-performing engineering team. The ideal candidate will have extensive hands-on experience in software development, deep technical expertise, and a proven track record of successfully leading large-scale engineering teams and projects. This role requires strategic leadership, the ability to manage complex technical challenges, and the ability to drive innovation while ensuring operational excellence.
As a Frontend Lead, you will collaborate with key stakeholders across the business, product management, and operations to ensure alignment with the organization’s goals and play a critical role in shaping the technology roadmap and engineering culture.
Key Responsibilities:
- Leadership and Team Development: Lead and inspire a team of engineers, fostering a culture of innovation, accountability, and continuous improvement. Manage the hiring, training, and career development of engineering staff.
- Strategic Planning: Work closely with senior leadership to develop and implement engineering strategies that support business objectives. Define technology roadmaps and ensure alignment with organizational goals.
- Technical Excellence: Guide the team in designing and implementing scalable, robust software systems. Drive the adoption of best practices in architecture, coding standards, and software testing to ensure high-quality product delivery.
- Project and Program Management: Oversee the successful delivery of engineering projects, ensuring deadlines, quality standards, and budget constraints are met. Use agile methodologies to manage the development process and resolve bottlenecks.
- Cross-functional collaboration: Collaborate with Product Management, Design, Business, and Operations teams to define project requirements and deliverables. Ensure the smooth integration of engineering efforts across the organization.
- Risk Management: Anticipate and mitigate technical risks and roadblocks. Proactively identify areas of technical debt and drive initiatives to reduce it.
- Stakeholder Communication: Act as the technical point of contact for stakeholders, providing regular updates on project progress, resource allocation, and performance metrics. Communicate complex technical concepts to non-technical stakeholders.
Required Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field
- 5+ years of experience in software engineering.
- Proven track record of successfully delivering large-scale, high-impact software projects.
- Strong understanding of software architecture, design patterns, and scalable system design.
- Expertise in multiple programming languages and modern development frameworks. For this we require expertise in JS/React, and React Native.
- Experience working with REST APIsMust have a knack for developing good looking frontend apps.
- Experience with cloud infrastructure (AWS), microservices, and distributed systems.
- Experience in delivering full-stack B2B/SaaS applications including mobile applications, web frontend, and a scalable backend.
- Excellent problem-solving skills, with the ability to diagnose and resolve complex technical challenges.
- Strong communication and interpersonal skills, with the ability to influence and inspire teams and stakeholders at all levels.
Why Join One Impression?
- Be a part of one of the largest influencer marketing platforms globally, working with top brands and influencers.
- Opportunity to lead and shape a fast-growing marketplace product.
- Competitive salary and benefits package.
- A collaborative and innovative work culture in a rapidly scaling company.
Meet with stakeholders, customers, and project teams to collect requirements, scope projects, and contribute to creative
and technical concepts
∙Implement modifications to existing campaigns to accommodate changes in user requirements
∙Employ best practices in developing, conducting, and interpreting A/B tests and personalization campaigns focused on user
experience and effectiveness against project goals
∙Identify areas for improvements and assist in managing projects to implement enhancements to completion
∙Maintain campaign code in GitHub following established organization standards and development guidelines
∙Ensure team process to enter and track implementation information including work items, tasks and issue management
using JIRA
Tools:
∙Must have 5+ years minimum experience in building and maintaining web applications.
∙Must have experience in web technologies HTML5, CSS3, JSON, JavaScript, Web services (SOAP/REST).
∙Must have Experience in CSS and JavaScript frameworks like Bootstrap, jQuery etc.
∙Experience with SASS/LESS frameworks.
∙Experience with source control systems like TFS, GIT etc.
∙Experience with JavaScript application frameworks such as Angular, React or Vue.js is a plus.
∙Knowledge of scripting languages and object-oriented concepts.
∙Experience with Agile / Scrum software development practices.
∙Excellent troubleshooting and communication skills.
∙Experience in any content management systems (CMS) preferred but not required.
∙Ability to work independently and as part of a team.
∙A/B Testing or Personalization experience is preferred but not required.
∙Bachelor's degree in computer science, engineering or a related discipline with an information technology focus or
equivalent experience
You will be designing front-end architecture with architectural guidelines in mind (secure,high-performing, scalable, extensible, flexible, simple).
● Architect, Design and develop front-end applications.
Desired Skills
● Minimum 4+ years of coding experience.
● Proficiency using modern web development technologies and techniques, including HTML5, CSS, JavaScript, etc.
● Knowledge of professional software engineering practices & best practices for the full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations.
● Programming experience with at least one modern framework such as ReactJS or VueJs.
● A strong product design sense.
● Understand end user requirements, formulate use cases and come up with effective solutions.
● Good understanding of REST APIs and the web in general.
● Ability to build a feature from scratch & drive it to completion.
● Excellence in technical communication with peers and non-technical cohorts.
● Ability to learn and work independently and make decisions with minimal supervision
Classplus is India's largest B2B ed-tech start-up, enabling 1 Lac+ educators and content creators to create their digital identity with their own branded apps. Starting in 2018, we have grown more than 10x in the last year, into India's fastest-growing video learning platform.
Over the years, marquee investors like Tiger Global, Surge, GSV Ventures, Blume, Falcon, Capital, RTP Global, and Chimera Ventures have supported our vision. Thanks to our awesome and dedicated team, we achieved a major milestone in March this year when we
secured a “Series-D” funding.
Now as we go global, we are super excited to have new folks on board who can take the rocketship higher🚀.
Do you think you have what it takes to help us achieve this? Find Out Below!
What will you do?
You will be our go-to person when it comes to ensuring that Classplus’ digital architecture functions smoothly. Though not a traditional customer-facing role, your work will be reflective of our brand quality as a whole.
With so much riding on your shoulders, we’ll need you to: -
• Guide the team in the implementation of visual elements from computer users' vantage points within a web application and translation of UI/UX design wireframes to actual code
• Design and implement low-latency, highly available and performing applications that scale for millions of users, and assure that all user input is validated before submitting to the back-end
• Develop application code and unit test in the Javascript technologies for the application development center
• Work with Test-Driven development, help define architectures and design patterns, and actively participate in PR reviews on GitHub
You should apply, if you
• Bring your A-game: Have knowledge of advanced JavaScript libraries and frameworks, such as ReactJS, NextJS, VueJS, and experience with rendering techniques and writing high performing code
• Offer guaranteed efficiency: Have a good understanding of SEO principles and ensuring that application will adhere to them, and server-side CSS pre-processing platforms, such as LESS and SASS
• Show promising experience: Have a good understanding and exposure to serverside rendering, and asynchronous request handling, partial page updates, and AJAX
• Show proficiency: Display in-depth understanding of code versioning tools, such as (Git / Mercurial / SVN), and cross-browser compatibility issues and ways to work around them
Being a Part of the Clan!
At Classplus, you’re not an “employee” but a part of our “Clan”. So, you can forget about being bound by the clock as long as you’re crushing it workwise😎. Add to that some passionate people working with and around you, and what you get is the perfect work vibe you’ve been looking for!
It doesn’t matter how long your journey has been or your position in the hierarchy (we don’t do Sirs and Ma’ams); you’ll be heard, appreciated, and rewarded. One can say, we have a special place in our hearts for the Doers! ✊🏼❤️
Are you a go-getter with the chops to nail what you do? Then this is the place for you
Hello there, we're in urgent need of a good ReactJS developer
having 3-5 years of experience in ReactJS.
Responsibilities
- Developing new user-facing features using React.js
- 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
Required skills:
- Hands on experience using Material-UI, developing custom components on top of in-build Mui components.
- Graphql(Apollo) experience is a MUST.
- We use React hooks everywhere so you should be well-versed with that.
- Experience developing using Storybook is preferred.
As the lead for the frontend development team at Mosaic, 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
- Experience with Word press
- Experts in HTML To Word press theming
- Plugin Creation and Management
- Able to develop the theme. Mastery of HTML, CSS, PHP and jQuery;
- Experience with object-oriented programming
- Experience with mobile platforms.
- Experience with the following technologies OOAD/OOPS (Object Oriented Programming) PHP 5, MySQL 5, any framework like Zend/Symfony/CakePHP, etc.
- Strong understanding and hands-on in HTML, DHTML, XML, CSS, JavaScript, JQuery/Prototype and AJAX.
- Very strong understanding of database technologies and SQL Optimization.
- A clear understanding of product development environment and methodologies.
- Experience in SVN/GIT Hub/Beanstalk
- Familiarity with web technology trends (Web 2.0) and the evolution of the Internet.
- Experience with Word press is mandatory, other CMS/framework experience will be an added advantage.
- Experience with Word Press Theme, Widgets, and Plugin customizing and developing new word press themes, Plugin modification/development, and widgets development.
- Expert knowledge in Word press installation, configuration, administration, security, and optimization.
- Desired Experience in customizing existing 3rd party themes, Plugin.
We are looking for an React.js Developer to join our awesome team and deliver a streamlined user experience. We want a team member who strives to develop a first class codebase using react best practices. As an ReactJS Developer, you will implement a complete user interface in the form of a mobile and desktop web app.
Duties and Responsibilities
• Designing and developing user interfaces using React.js best practices.
• Adapting interface for modern internet applications using the latest front-end technologies.
• Writing tested and documented JavaScript, HTML and CSS
• Make design and technical decisions for ReactJS projects.
• Develop application code and unit test in the ReactJS, Rest Web Services and Java technologies for the Application Development Center.
• Ensuring high performance
Requirements and Qualifications
• Bachelor’s Degree in Computer Science, Computer Engineering or similar.
• Previous work experience as an React.js Developer.
• Proficient in CSS, HTML, and writing cross-browser compatible code.
• Excellent project management skills.
• Proven experience implementing front-end and back-end JavaScript applications.
• Excellent communication skills.
• Critical thinker and good problem-solver.









