Frontend Engineer

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.

Mandatory Requirements:

• Strong knowledge of HTML5, JavaScript ES6 and above.

• Expertise in styling with CSS3.

• In-depth experience with React or a similar front-end framework. Candidates with only hands-on experience will not be considered.

• The ability to design and create reusable UI components.

• Willingness to complete an online coding exercise as part of the interview process.

• Ability to write clean, maintainable, and testable code.

• Understanding of accessibility standards and experience implementing accessibility solutions.

• Experience with Git and version control practices.

• Good communication and collaboration skills.

Desirable Skills:

• Familiarity with Storybook.

• Knowledge of Sass/CSS in JS.

• Experience in developing a UI library with standalone components using React.

• Experience with modern front-end build tools such as Webpack and Babel.

• Knowledge of state management solutions – Context, Redux, Zustand.

• Understanding of server-side rendering and experience with related technologies such as Next.js.

• Familiarity with Agile development methodologies.

Key responsibilities: We are seeking a highly motivated and experienced Frontend Developer with a strong focus on React JS. In this role, you will be responsible for developing and implementing user-friendly, high-performance web applications. You will be working closely with our team of designers, developers, and project managers to ensure the successful delivery of high-quality digital products.

Responsibilities:

Develop new user-facing features using React JS

Build reusable components and libraries for future use

Collaborate with design and development teams to ensure the technical feasibility of UI/UX designs

Optimize applications for maximum speed and scalability

Write clean, maintainable, and efficient code

Stay up-to-date with emerging trends and technologies in frontend development

Participate in code reviews and contribute to the improvement of development processes

Communicate effectively with team members to ensure the timely completion of projects

Troubleshoot and debug issues that arise in production environments

Bachelor's degree in Computer Science or a related field

At least 3 years of experience in frontend development, with a strong focus on React JS

Proficient in HTML, CSS, and JavaScript

Familiarity with Git and Agile development methodologies

Experience with RESTful APIs and integration with backend systems

Strong problem-solving skills and attention to detail

Excellent written and verbal communication skills

Ability to work independently and as part of a team

Portfolio of previous work demonstrating proficiency in React JS

This is a full-time position with competitive salary and benefits. If you have a passion for frontend development and are highly skilled in React JS, we encourage you to apply for this exciting opportunity to join our team.

ROLES AND RESPONSIBILITIES

• Build an advanced e-commerce admin dashboard application for our platform.
•  Proven working experience in React JS app development and experience with Web packs and integration with NodeJS.
•  Good understanding of Hooks and Redux State Management tools.
•  Understanding of React Design principles and architecture patterns.
•  Collaborate with cross-functional teams to define, design, and ship new features.
•  Work with outside data sources and APIs like the one of Unicommerce.
•  Create Unit-test code for robustness, including edge cases, usability, and general reliability. Work on bug fixing and improving application performance.
• Continuously discover, evaluate, and implement new maximizegies to maximize development efficiency.
• Translate designs high-quality into high quality code.
•  Have a good understanding of CI/CD tools (any).
•  Robust knowledge of popular databases like MongoDB, Elastic Search, DynamoDB, Redis etc;
•  Knowledge about AWS Amplify is super plus.

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• CANDIDATES MUST HAVE
  
  
• · React JS, Redux
• · Hooks and redux state management
• · React design principles
• · Architectural pattern
• · Unit test code
• · High-level design
• · Ci/cd tool
• · Elasticsearch, DynamoDB, Redis
• · AWS amplify
• · ES6/ ECMAScript, JavaScript,
• · NodeJS ,IDEs, Restful API’s , Git

REQUIREMENTS

• Bachelor’s degree in computer science, software development, engineering, or a related technical field
• Proficient with the latest versions of ECMAScript (JavaScript) as well as HTML and CSS
•  Knowledge of React and common tools used in the wider React ecosystem, such as Node.js and npm
•  Familiarity with common programming tools such as Redux, IDEs, RESTful APIs, Git repositories, TypeScript, version control software, and remote deployment tools
•  An understanding of common programming paradigms and fundamental React principles, such as React components, hooks, and the React lifecycle

PRIMARY RESPONSIBILITIES :-

• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Knowledge of Angular and its components.
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.
• Excellent troubleshooting skills.
• Good project management skills.

SECONDARY RESPONSIBILITIES :-

• Ability to work independently and take ownership of the project.
• Should be capable to work in a team.
• Must have strong communication skills.
• Should be enthusiasts and able to take challenge.

We are looking for a smart, passionate hands-on engineer to join our team. In this role, you will be responsible to drive innovation in full-stack development of complex web applications, while improving performance, scalability, and maintainability.

You should:

1. Have thorough knowledge of JavaScript, AJAX, jQuery, HTML5, CSS3, Bootstrap.
2. Be familiar with different PHP CMS (WordPress, Drupal, Joomla) and frameworks.
3. Be able to unit test the code components; Document the code and the functionality.
4. Be a good and quick learner, and open to learn new technologies in JavaScript Frameworks.
5. Good to have experience in MySQL/ MariaDB databases.
6. Good to have experience working with outside data sources and API’s.
7. Have Good Communication skills.

1. Deliver stable and scalable solutions in HTML, and JavaScript
2. Update existing components to support changing needs.
3. Improve the internal team culture of high-quality software development.
4. Cooperate with team members on maintaining existing solutions beyond means of code development.
5. Work on bug fixing and improving application performance.

What we offer:

• Various challenges ranging from scratch design/architecture to end-user experienced performance.
• Flexible working process, openness to suggestions and a fresh point of view.
• Room for self-improvement and knowledge exchange within the team.
• Close cooperation with Customer Experience Team providing actual feedback on end-user experience.
• Transparent cooperation with business stakeholders.

Mastree's engineering team is working towards building a data science engine that enables students to learn in a way they understand the best. We believe in delivering learning experiences through engagement. The product is designed with countless embedded interactive information pieces to help the students imbibe the concepts better. At Mastree we take pride in being a part of the product that holds the potential to revolutionise the education process.

We are looking for folks who are passionate about creating interaction rich interfaces. Creative individuals who believe in the power of visuals.

Responsibilities:

• Creating visual elements that users see and interact within our web platform.
• This makes your role crucial for the success of the product.
• Working closely with the design, product management and development teams to create elegant, usable, responsive and interactive interfaces across multiple devices.
• Ensuring that the application is optimised both in terms of technology and in delivering the best educational content.
• Building web platform for our live tutoring platform
• Creating interactive learning activities for K12 students and work on our upcoming products

Requirements:

• You are an avid programmer
• You have great grasp of fundamentals of JavaScript and ES modules, new ECMASCRIPT concepts
• You have experience in ReactJS web app development
• You are an exceptional problem solver, with attention to details.

Brownie Points:

• Good HTML and CSS skills
• Experience in React-Native app development
• Ability to work in small teams and wear multiple hats