
We are looking for a great 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
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Developing new user-facing features using React.js
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Building reusable components and front-end libraries for future use
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Translating designs and wireframes into high quality code
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Optimizing components for maximum performance across a vast array of web-capable devices and browsers
Skills
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Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
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Thorough understanding of React.js and its core principles
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Experience with popular React.js workflows (such as Flux or Redux)
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Familiarity with newer specifications of EcmaScript
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Experience with data structure libraries (e.g., Immutable.js)
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Knowledge of isomorphic React is a plus
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Familiarity with RESTful APIs
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Knowledge of modern authorization mechanisms, such as JSON Web Token
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Familiarity with modern front-end build pipelines and tools

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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.

Responsibilities
- Participate heavily in the brainstorming of UI/UX architecture and feature design
- Interface with external customers and key stakeholders to understand and document design requirements
- Work cross-functionally with Engineering, Data Science, Product, UX, BD, and Infrastructure teams
- Drive best coding practices across the company (i.e. documentation, code reviews, coding standards, etc)
- Perform security, legal, and license reviews of committed code
- Complete projects with little or no supervision from senior leadership
Required Qualifications
- Must have at least 2+ years experience in front-end web development with the following tools: HTML5, CSS, Webpack, Responsive web design, ReactJS (Components, Router, Redux, Flux, Chart Libraries i.e. Google Charts), Node.js, REST APIs, and other essential features)
- Built and deployed customer-facing services and products at scale
- Developed unit and integration tests
- Solid instruction-level understanding of Object Oriented design, data structures, and software engineering principles
- You have a strong background in natural language processing, statistical modeling, and/or machine learning
- Experience with open source projects in a startup environment
- Experience with large-scale distributed systems that have thousands of microservices and manages millions of transactions per day
- Worked on products where experimentation and data science are core to the development
- Experience with Python and API frameworks (Flask)
- BS, MS or equivalent

Sizzle.gg is an exciting new startup that’s changing the world of gaming. At Sizzle, we’re building AI to automate gaming highlights, directly from Twitch and YouTube streams. We’re looking for a superstar front-end engineer that can work closely with UI/UX designers and continuously improve our site.
You will:
- Work closely with UI/UX designers and the management team to make iterative enhancements to the website, using React, HTML & CSS
- Keep iterating and improving our client video player in React and Meteor.js
- Run numerous A/B tests on the website design, layout, color scheme, button placement, images/videos, and other objects to optimize time on site and conversion
- Create other online assets in similar style, such as HTML emails, ad landing pages, and more
- Work closely with marketing and management team to ensure successful adoption of the app, and make iterative changes to make them more user-friendly
- Work with the rest of the engineering team (back-end engineers, AI engineers) to optimize the user experience across both the site and the apps
You should have the following qualities:
- Must be an expert in React.js, HTML5, HTML, CSS, and related web technologies. Ideally also have expertise in Meteor.js.
- Must have expertise in Bootstrap and have built responsive websites with high polish
- Familiarity with AWS environments
- Excited about working in a fast-changing startup environment
- Have a point of view on designs, usability, and delivering what the user wants
- Willingness to learn rapidly on the job, try different things, and deliver results
- Ideally a gamer or someone interested in watching gaming content online
- Looking for someone in Bangalore or willing to relocate

Designation - Sr. Frontend developer
Location - Pune, Maharashtra, India (Onsite)
Work mode - Hybrid
Salary - Best in the Industry
Flexible working hours
Requirement:-
4+ years of production experience with React JS and associated tooling (Redux, Jest, Cypress & BuildPacks)
3 years of JavaScript (and preferably Typescript) experience including asynchronous programming, closures, types, and ES6/ES7.
Thorough understanding of React.js and its core principles including Virtual DOM, Data Binding, State & Props and React Lifecycle and Redux Middleware such as Thunk or Saga.
Experience with front-end technologies such as HTML5, CSS3, LESS, Bootstrap, Material UI, etc.
Experience with code quality and reusability practices (eslint, prettier, CI/CD for front-end repos)
Knowledge of cross-browser compatibilities, responsiveness, and web accessibility standards.
Strong understanding of software engineering best practices, including unit testing, code reviews, design documentation, debugging, troubleshooting, and agile development
Have implemented complex features like authentication/authorization, I18N, logging, security, and testing into developer boilerplates to minimize production errors.
Must Have Skills:-
ReactJS 16+
Redux
Redux middleware
CSS, PostCSS, JSS (Critical)
TypeScript / Javascript
Communication: You like discussing a plan upfront, welcome collaboration, and are an excellent verbal and written communicator.
Qualification:-
Bachelor’s degree in Computer Science or equivalent experience.

Job description:-
- 2.5+ year of experience in Development.
- 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.

Responsibilities
- Develop web-based application for analytics using Angular
- Integrate and extend Python REST APIs and create visually stunning UI experiences for analysts and users.
- Create flexible dashboards and reports (using plotly, d3, etc) and leverage open source technology to create various components.
- Create a flexible UI for data analytics and big data usecases which can be used by Large Tier banks as well as smallscale agile startups
- Write unit tests and functional tests for the component using tools like Jasmine, Karma, Cypress, etc.
- Follow software development practices with continuous testing, development and integration (CD/CI)
- Write and maintain technical design documents and new-feature documents
- Collaborate closely with developers, engineers, testers, and product managers
- Participate in peer-based code reviews and design reviews
- Follow agile methodology and encourage collaboration with tools such as GIT, Confluence and Slack applications
- Undergraduate degree or above in computer science preferred
Required Qualifications
- Knows SPA and frontend technologies well
- Has used atleast 1 web framework: Angular / React / Vue / etc. and comfortable with Javascript/Typescript.
- Experience with styling (CSS / SCSS / others) frameworks like bootstrap, material, foundation, tailwind, etc. is a plus
- Knowledge on visualization frameworks like D3, plotly, highcharts, chart.js, etc. to make customizable dashboards.
- Has used testing libraries like karma, jest, jasmine, cypress, selenium, etc.
- Familiar with with frontend processes like State management (Redux), Reactive programming (rxjs), Authentication methods (JWT, SAML) etc.
- Basic knowledge about APIs (flask, django, nodejs) and worked on deploying web applications (nginx or apache or cloud technologies like AWS, GCP, docker, etc.) will be beneficial.


● Proficient understanding of web markup, including HTML5, CSS3
● Understanding of server-side CSS pre-processing platforms, such as LESS and SASS
● Min 1 year experience in Frontend Development
● Good understanding of bootstrap
Extra Gems for:
● Good understanding of asynchronous request handling, partial page updates, lazy loading,
dom optimizations, and AJAX.
● Good understanding of decoupled architecture and single-page applications
● Diligence for coding standards
● Must be good with git/bitbucket workflow
● Experience with web engagement tools like mix-panel or amplitude is a plus.
● Basic understanding of web markup, including HTML5 and CSS3
● Understanding of build tools like grunt/gulp / web-pack

Job description
Responsibilities and Duties:
· Use a variety of languages in order to create user-friendly web pages
· Define visual interfaces that adhere to and extend wireframes and specifications
· Build, maintain and improve company and client websites
· Work in a creative environment with a team of other professionals
· Optimize web applications for maximum speed, usability, and accessibility
· Actively seek to understand business requirements to develop solutions
· Keep up to date on the latest and emerging technologies as it relates to the position
· Use strong problem-solving skills with the drive to find solutions prior to escalation
Desired Candidate Profile
· At least 4-7 years of experience as a Web Developer
· Proficiency with HTML5, CSS3, Sass or LESS, Bootstrap 4, jQuery, JavaScript.
· Translate UI/UX design to actual code
· Person have basic knowledge of Adobe Photoshop.
· Person should be in good practices to develop clean, short and optimized html/css code.
· Basic Knowledge of Backend framework (Laravel, Codeigniter, etc) to work on view part
· Understanding of version control (GitHub, bitbucket, SVN)
· Proficient in Optimize Website for maximum speed and scalability
· Person should have expert in Responsive website designing.
· Must have expertise to make SEO compatible html codes.
· Strong critical thinking, troubleshooting and problem-solving skills
· Sense of ownership and pride in your performance and its impact on success
· A positive and friendly attitude
· Good time-management skills
· Great interpersonal and communication skills

- Developing and implementing highly responsive UI
- Design software with great UX
- Produce clean and efficient code
- Troubleshoot, debug and upgrade existing software
- Management of entire end-to-end project pipeline
- Strong working knowledge of React JS and Redux
- Experience with JavaScript and CSS
- Experience with REST APIs
- Familiarity with browser testing and debugging
- In-depth understanding of the entire web development process (design, development and deployment)
- Understanding of layout aesthetics
- Git knowledge is a plus
- Comfortable in working in Linux based environment

