
Front-End Developer (Javascript, React.JS, Next.JS and GraphQL)


• Technical end-to-end design for stories by collaborating with business analyst/product owner, technical architect and clients
• Implement stories end-to-end, which includes Frontend, Backends for Frontend (BFF), Caching and also service orchestration in some cases) using best engineering practices like test-driven development, SOLID principles and consideration of non-functional requirements like performance, scalability, security or cloud readiness (as applicable) at the story level
• Automates testing at unit, module and integration level as needed using tools relevant for the platform (e.g. Jasmine, Jest, Karma, Webdriver.io etc.)
• Focus on quality by implementing best practices like logging, calling out technical debt, meeting KPIs using code quality tools like SonarQube, ESLint (customize and sync with Sonar), Stylelint/Sasslint and so on.
• Hands-on with automating redundant work, like common component structure, both in terms of scaffolding as well as using the right design patterns / creating abstractions.
• Mentor junior engineers in helping review code, guiding on technical decision making
Key Requirements:
• 4-9 years’ experience
• Hands-on knowledge of HTML5, CSS3, JavaScript
• Hands-on experience working with Object Oriented JavaScript (OOJS), JavaScript - and practical uses in building complex interactive experiences, primarily with ECMAScript 2015+. You should be up-to-date with new specifications (different stages), and also, using transpilers like Babel to use features from all stages
• Good understanding of creational and structural design patterns in JavaScript
• Experience working with Single Page Applications (SPA) with universal rendering capabilities.
• Good understanding of React.js, its core principles - lifecycle methods, virtual DOM etc. and at least 6 – 12 months hands-on experience with the same
• Understanding of one-way data flow and the Flux architecture.
• Understanding of stateful (container) vs stateless (presentational) components and how to break down the application page into components
• Core understanding of how React’s state management works out of the box.
• Understanding of different CSS architectures that go hand-in-hand with React.js application development. Pros and cons of component-level CSS vs global and where to apply each
• Thorough understanding of Webpack bundler (version 2+).
• Good understanding of the Web Components standard.
• Hands-on experience with building Progressive Web Apps (PWAs) on any framework.
• Hands-on experience with Frontend Performance Optimization – especially in a React application with respect to resource loading strategy, CPU/Memory profiling on the browser.
• Hands-on experience with test-driven development using Jest or equivalent. Familiar with snapshot testing, code coverage. Experience working with utilities like Enzyme
• Experience using fluid grids, and building responsive/adaptive websites using Bootstrap etc.
• Understanding of SEO and accessibility and making it part of the development workflow
• Moderate to Strong graphics manipulation/optimization skills using Photoshop is a plus.

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Job Title : React.js Developer with PWA Studio
Location : Remote
Experience : 10+ Years
Job Description :
We are looking for a highly experienced Frontend Developer with a strong background in React.js and PWA Studio to work on cutting-edge eCommerce solutions built on the Magento platform.
This role requires deep expertise in Progressive Web App development (PWA), frontend architecture, and performance optimization.
Mandatory Skills :
React.js, Next.js, PWA Studio, Magento 2.x integration, JavaScript (ES6+), HTML5, CSS3, Redux, RESTful APIs, GraphQL, Git, performance optimization, responsive design.
Key Responsibilities :
- Design and develop high-performance, scalable front-end solutions using React.js and Next.js.
- Build and optimize Progressive Web Apps (PWAs) using Magento PWA Studio.
- Collaborate with backend developers to integrate with Magento 2.x APIs and ensure seamless user experiences.
- Implement and maintain responsive UI components using HTML5, CSS3, JavaScript (ES6+), React, and Redux.
- Optimize application performance using tools like Lighthouse, Webpack, and advanced code-splitting techniques.
- Develop and maintain robust CI/CD pipelines and manage deployments via Vercel.
- Ensure high code quality by writing unit and integration tests using frameworks such as Jest, Mocha, or Cypress.
- Work closely with product and design teams in an Agile environment to deliver user-centric solutions.
Mandatory Skills :
- 10+ years of frontend development experience.
- Expert in React.js, Next.js, and JavaScript (ES6+).
- Hands-on experience with Magento PWA Studio.
- Proficient in HTML5, CSS3, Redux, and responsive design.
- Deep understanding of RESTful APIs and GraphQL.
- Strong knowledge of Git and version control best practices.
- Solid experience in performance optimization for web applications.
Good to Have :
- Experience with Magento 2.x backend.
- Prior experience deploying frontend apps with Vercel.
- Familiarity with serverless architecture and CI/CD in cloud environments.

- Develop Websites in React JS
- Use the best architecture suited for the project
- Familiar with state management
- Integrate API & SDKs
- Covert design to code
- Knowledge of typescript is a plus
- Write clean, structured code
- Should have good experience in Redux / Next

As a member of the development group, you will be primarily responsible for the design, development, and maintenance of the product:
- Help define and create full stack architecture and deployment using React- Django-AWS in an agile environment with lots of ownership and active mentoring
- Work with the Product and Design teams to build new features to solve business problems and fill business needs
- Participate in code reviews to create robust and maintainable code
- Work in an agile environment where quick iterations and good feedback are a way of life
- Interact with other stakeholders for requirement, design discussions and for adoption of new features
- Communicate and coordinate with our support and professional services teams to solve customer issues
- Help scale our platform as we expand our product across various markets and verticals globally
As a young, fresh startup, we are hoping to be joined by self-starting, hardworking, passionate individuals who are committed to delivering their best, who can grow into future leaders of FactWise.

-Previous experience working as a react.js developer.
-Javascript proficiency,
-Thorough understanding of React.js & Node js principles
-Experience with popular Reactjs workflows, Redux
-Experience with data structure libraries
-Familiarity with Restful Apis
-Familiarity with benchmarking and optimization
-Familiarity with front-end build pipeline & tools
-Ability to understand business requirements and translate them into technical requirements
-Agile methodology and scrum.
-Excellent troubleshooting skills.
-Good project management skills
-In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.



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.
Company Introduction
https://polyglots.io">Polyglots is a young and innovative software development agency located in Pune, India. Our expertise is to build highly scalable applications and infrastructure solutions for our partners and budding startups.
We provide end-to-end solutions ranging from cloud architecture to backend services and modern frontend development. We leverage agile methodologies, software life cycle best practices and cutting edge technology to deliver perfect solutions reflecting our passion for software development.
We care about our company culture and invest in people to create the best teams of highly skilled developers.
Job Description
We are looking for a Front-End Web Developer who is motivated to combine the art of design with the art of programming. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the UI/UX designer and bridge the gap between graphical design and technical implementation, taking an active role on both sides and defining how the application looks as well as how it works.
Responsibilities
- Develop new user-facing features
- Build reusable code and libraries for future use
- Ensure the technical feasibility of UI/UX designs
- Optimize application for maximum speed and scalability
- Design mobile-based features
- Collaborate with other team members and stakeholders
- Stay up-to-date on emerging technologies
Skills And Qualifications
- Proficient understanding of web markup, including HTML5, CSS3
- Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS
- Proficient understanding of client-side scripting and JavaScript. Familiarity with ES6 or Typescript would be a plus.
- Good understanding of Angular or React.
- Good understanding of asynchronous request handling, partial page updates, AJAX and Rest APIs.
- Basic knowledge of image authoring tools, to be able to crop, resize, or perform small adjustments on an image. Familiarity with tools such as Gimp or Photoshop is a plus.
- Proficient understanding of cross-browser compatibility issues and ways to work around them.
- Proficient understanding of code versioning tools, such as Git / Mercurial / SVN.
- Working knowledge of server side technologies is a plus

● Interact with development teams to develop a strong understanding of the product and testing objectives.
● Design and develop modules/components
● Participate in troubleshooting and triaging of issues with different teams to drive towards root cause identification and resolution.
Essential Skill sets
● Should have hands-on expertise and thorough understanding of Object-Oriented JavaScript.
● Experience with popular ReactJS workflows (such as Flux or Redux).
● Knowledge of integrating JavaScript apps with HTML5/CSS3 frameworks like Bootstrap,
Foundation to achieve responsive behaviour of a website.
● Familiarity with code versioning tools such as Git, SVN, Github
● Excellent verbal and written communication skills.
Desired Skill Sets:
● Full stack experience with any backend server side programming language like PHP/Java/RoR etc.
● Experience on Docker, MongoDB
● AngularJS/NodeJS, Knowledge in any JS framework, Redis will be an added advantage.
● Working experience in building pages for Responsive and Adaptive design.


