Job description for react js developer
In this role, you will be responsible for developing and implementing user interface components using React.js concepts and workflows such as Redux, Flux, and Webpack. You will also be responsible for profiling and improving front-end performance and documenting our front-end codebase.
- To ensure success as a React.js Developer, you should have in-depth knowledge of JavaScript and React concepts, excellent front-end coding skills, and a good understanding of progressive web applications. Ultimately, a top-class React.js Developer should be able to design and build modern user interface components to enhance application performance.
React.js Developer Responsibilities :
- Meeting with the development team to discuss user interface ideas and applications.
- 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 :
- Bachelor's degree in Computer Science, Information Technology, or a similar field.
- Experience of 1 year 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.- Knowledge of performance testing frameworks including Mocha and jest.
-Familiarity with code versioning tools such as Git, SVN, and Mercurial popular frontend development tools, CI/CD tools, DevOps.
- Experience with browser-based debugging and performance testing software.- Excellent troubleshooting skills.
- Good project management skills.
About GLOBAL LANCERS
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About the Role
We are seeking a creative and technically strong Frontend Developer with expertise in 3D animations to join our team. You will play a key role in building interactive, visually engaging, and high-performance web applications using modern frameworks and 3D libraries. This role involves close collaboration with designers, product managers, and backend engineers to deliver immersive digital experiences.
Key Responsibilities
- Develop and maintain responsive, user-friendly web applications.
- Implement 3D models, animations, and interactions using Three.js, WebGL, or Babylon.js.
- Collaborate with UI/UX designers to transform creative concepts into smooth, interactive experiences.
- Optimize performance for real-time rendering and animations across devices and browsers.
- Integrate backend APIs for data-driven 3D visualizations and dynamic content.
- Stay updated with the latest trends in frontend development, 3D frameworks, and animation tools.
- Ensure cross-browser compatibility, scalability, and maintainability of code.
Required Skills & Qualifications
- 3+ years of professional experience as a Frontend Developer.
- Strong proficiency in HTML5, CSS3, JavaScript (ES6+).
- Experience with React.js / Next.js (or other modern frontend frameworks).
- Hands-on expertise in 3D libraries: Three.js, WebGL, Babylon.js (or similar).
- Knowledge of animation frameworks: GSAP, Framer Motion, Anime.js.
- Strong understanding of rendering performance optimization (shaders, textures, lighting).
- Familiarity with design tools: Figma, Adobe XD, Blender, or similar.
- Excellent problem-solving, debugging, and communication skills.
Position: SDE-II – Frontend Developer
Location: Bangalore
About RockED
RockED is a fast-growing EdTech company building a microlearning platform that delivers byte-sized, engaging content to learners on their mobile devices. Headquartered in Florida, with our R&D team based in Bangalore, we are focused on creating intuitive, learner-first experiences through thoughtful design and strong engineering.
Role Overview
We are looking for a skilled SDE-II – Frontend Developer to join our Engineering team in Bangalore. You’ll be responsible for building high-quality, scalable, and user-friendly interfaces for our mobile-first platform using JavaScript and React Native.
Key Responsibilities
- Develop and maintain scalable, high-performance frontend applications using JavaScript and React Native
- Translate product requirements and UI/UX designs into clean, efficient, and reusable code
- Collaborate closely with product managers, designers, and backend engineers
- Optimize applications for performance, reliability, and responsiveness
- Write well-structured, testable, and maintainable code
- Participate in code reviews and contribute to engineering best practices
- Troubleshoot, debug, and improve existing features
Required Skills & Qualifications
- 2–6 years of hands-on experience in frontend or mobile application development
- Strong proficiency in JavaScript and React Native
- Experience building and shipping mobile applications (Android/iOS)
- Solid understanding of frontend architecture, performance optimization, and state management
- Familiarity with REST APIs and integration with backend services
- Experience working in an Agile/Scrum development environment
- Strong problem-solving skills and attention to detail
Education Requirement
- B.E. / B.Tech in Computer Science, Engineering, or a related field
- Only B.E./B.Tech candidates will be considered (No MCA, BCA, or Diploma candidates)
Why Join RockED
- Opportunity to work on a product used by global enterprises
- Collaborative and fast-paced startup environment
- Direct access to leadership and decision-making
- Chance to build impactful, learner-first experiences at scale
About Shopflo
At Shopflo, we're trying to change the way consumers experience brands and businesses. Our first product was a cart and checkout platform for e-commerce, that allowed marketers to personalise discounts, rewards, and payments. We are currently also working on a new product that takes it a notch higher by unlocking enterprise-grade personalization for all consumer tech businesses.
Team & Company
Shopflo was founded by three co-founders:
- Ankit Bansal (ex-IIT Kharagpur, Oracle, Gupshup)
- Ishan Rakshit (ex-IIT Bombay, Parthenon, Elevation Capital)
- Priy Ranjan (ex-IIT Madras, McKinsey, Elevation Capital)
We’re a fast-growing team of ~50 people, based in HSR Layout, Bengaluru. We raised a $3.8M seed round from Tiger Global, TQ Ventures.
What you will do:
- Own and build next generation web applications which are efficient, reusable front-end abstractions and systems
- Developing highly responsive user interface components using react concepts
- As part of an innovative, fast-paced team, you will actively participate in design and code reviews to build robust applications and prototypes
- Ensure that all the assigned systems are performing to scale
- Work closely with co-founders, product managers, and backend engineers to decompose UI/UX flow into actionable tasks and ensure timely features delivery
You should apply if you have:
- 1- 2.5 years of work experience working as a ReactJS developer
- In-depth knowledge of JavaScript, CSS, HTML, and knowledge in any one of the react based frameworks like Next, Gatsby is a plus
- Understanding of browser internals and the network stack
- Basic awareness of application security practices and deployment techniques for frontend projects
- Basic knowledge of testing frameworks including Mocha and Jest is a plus
- Fluency in using Git and GitHub
- Ability to write concise and structured code
Good to haves:
- Experience with React Native
- UI/UX design sense
- CSS frameworks like Tailwind, Bulma, and CSS Preprocessors
- Understanding of SSR, SSG, CSR

Key Responsibilities:
Develop and maintain frontend components using AEM Sites.
Integrate AEM with React/Angular for enhanced user interfaces.
Work with AEM templates, components, dialogs, and client libraries.
Collaborate with backend AEM developers and designers to implement dynamic
and responsive web features.
Ensure code quality through unit testing and best practices.
Participate in code reviews, debugging, and performance tuning.
Support AEM content authors with technical implementation and troubleshooting.
What You’ll Bring:
Bachelor’s degree in Computer Science, Engineering, or a related field, or
equivalent work experience.
Proven experience delivering high-quality web applications.
Mandatory Skills:
3+ years of frontend development experience with React.js or Angular.
2+ years of experience working with Adobe Experience Manager (AEM).
Strong knowledge of HTML5, CSS3, JavaScript, and TypeScript.
Experience with AEM client libraries, Sightly (HTL), Sling models, and
component development.
Familiarity with RESTful APIs and JSON.
Understanding of responsive design, cross-browser compatibility, and
accessibility standards.
Familiarity with Git, CI/CD pipelines, and Agile methodologies.
Preferred Skills (Nice to Have):
Experience integrating third-party APIs and headless CMS.
Knowledge of Adobe Target, Analytics, or other Adobe Experience Cloud
products.
Exposure to backend technologies like Java or Python is a plus.
We are looking for a good JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.
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
Skills:
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Thorough understanding of React.js and its core principles
- Experience with popular React.js workflows (Redux)
- Familiarity with newer specifications of ECMAScript
- Experience with data structure libraries (e.g., Immutable.js)
- Knowledge of isomorphic React is a plus
- Familiarity with RESTful APIs
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Familiarity with modern front-end build pipelines and tools
- Ability to understand business requirements and translate them into technical requirements
- A knack for benchmarking and optimization
- Familiarity with code versioning tools (such as Git, SVN, and Mercurial)

Job Description:
- Building reusable components.
- Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
- Understanding of ESLint and react pattern.
- Responsible for development of new highly-responsive, web-based user interface
- Construct visualizations that are able to depict vast amounts of data
- Work and collaborate with the rest of the engineering team
- Learn and understand user interactions
- Develop a flexible and well-structured front-end architecture, along with the APIs to support it
Skills and Experience
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Thorough understanding of React.js and its core principles
- Experience with popular React.js workflows and data structure libraries
- Familiarity with RESTful APIs
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Familiarity with modern front-end build pipelines and tools
- Experience with common front-end development tools
- Ability to understand business requirements and translate them into technical requirements
- A knack for benchmarking and optimization
- Familiarity with code versioning tools such as Git
Experience 2 years
Location: Mohali (Chandigarh)
Salary: 4-6 LPA
- Website and software application designing, building, or maintaining.
- Using scripting or authoring languages, management tools, content creation tools, applications, and digital media.
- Determining user needs by analyzing technical requirements.
- Bachelor's degree in web development or related field, or relevant experience.
- Solid knowledge and experience in programming applications.
- Proficient in JavaScript, HTML, CSS, Angular.
- Proficient in Web development.
- Should have 4 years of experience in web development.
- Solid ability in both written and verbal communication.
- Knowledge of programming language and technical terminology.
- Able to develop ideas and processes and clearly express them.
- Able to solve complex problems.
About TO THE NEW:
TO THE NEW (TTN) is a technology services company that designs, builds, & runs digital products and platforms for Fortune 500 companies, enterprises, SaaS, and consumer tech companies. We are recognized by global analyst firms like Gartner, Everest, ISG, and Zinnov for our capabilities in Digital Engineering, Cloud, and Data & Analytics. We have deep expertise in Experience design, Open source technologies across Web, Mobility, CMS, diverse Cloud infrastructures, DevOps, Big data & analytics, Quality, and test automation; combined with proven experience in Agile methodologies.
Founded in 2008, TTN is one of the fastest-growing companies with a growth rate of over 60% since 2017. Our passionate team of 2000+ “Newers” is spread across our delivery centers in Delhi, Dubai, NYC, and Sydney. TO THE NEW is a consistent winner of the prestigious ‘Great Place to Work’ award since 2015 and ranked #47 in the ‘Top 100 companies in India to Work’ for in 2019. Recently TTN was also recognized as one of the ‘Top 25 India’s best IT & IT-BPM workplaces’.
We take pride in our culture driven by passion for making an impact through technology and is backed by our emphasis on learning and development.
Responsibilities:
1. Create high performance, secure, responsive, clean and simple front-end builts in collaboration and discussion with backend developers, designers and product owners
2. Responsibility for resolving all issues assigned in a timely manner
3. Participate in and lead architectural discussions with a group of senior architects
4. Identify and establish best practices and frameworks keeping in mind parameters of performance, responsiveness, security, maintainability, extensibility, and reuse
5. Translate designs and style guides into interactive user interfaces, ensuring cross browser compatibility, performance and robustness
6. Deliver high quality code that is maintainable and readable.
7. Develop and maintain features using JavaScript.
8. Our clients would value you for your comprehensive knowledge and understanding of Front-end design and architectures
Requirements:
1. Experience in developing front-end technologies using Object Oriented JavaScript, React.js, HTML, & CSS
2. Understanding of various browser engines
3. Experience to handle cross browser compatibility issues
4. Experience of full software development life cycle and good understanding of version control systems like Git.
5. Experience with an agile development methodology, preferably Scrum
6. Excellent time management, multi-tasking and communication skills
7. Understand the needs of our users and customers at the beginning of each project
8. Provide complete, actionable, and timely technical feedback to your Agile team
9. Mentor fellow and junior engineers
Selected intern's day-to-day responsibilities include:
1. Push the limits of web design and create great user experiences
2. Build smooth, stable, and fun products
3. Develop features from design through implementation and launch
4. Evaluate technical tradeoffs of every decision
5. Work with high available infrastructure practices
6. Perform code reviews that guarantee code quality
Other requirements
1. Knowledge in NextJS, React, NodeJS, HTML, JavaScript, CSS,ES6/TypeScript, Redux, React Hooks
2. Basic knowledge on version control and continuous integration systems (e.g., Git)
3. Good to have knowledge of Python, AWS, or Google Cloud
4. Good problem-solving skills, logical thinking ability, strong coding fundamentals
5. Willing to work in the startup environment, challenge yourself and grow
6. Based in Bangalore and willing to work from our office









