About our organization background: http://sportsit.net/" target="_blank">http://sportsit.net/
SportsIT A London headquartered global technology firm specializing in working with technology firms and IT organizations in the emerging technologies such as Web 2.0, SaaS, Cloud, Open-source, BI/DW, Mobility, Automation, DevOps and Big Data.
We work only on the Sports, Games, Betting and Gambling industry.
Job Description: React.JS Developer role
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 (such as Flux or 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.
Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
Ability to understand business requirements and translate them into technical requirements.
A knack for benchmarking and optimization.
Familiarity with code versioning tools.

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Responsibilities:
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- Thorough understanding of React.js and its core principles.
- Experience with React.js workflows (such as Flux or Redux).
- Knowledge with RESTful APIs
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Experience with data structure libraries
- Experience with modern front-end build pipelines and tools
- Experience with common front-end development tools and Best practices.
- Ability to understand business requirements and translate them into technical requirements
- Ability to benchmarking and optimization application.
· 7+ years of professional experience in front-end development.
· 5+ years of hands-on experience with React.js and its ecosystem (Redux, Context API, Hooks, etc.)
· Strong understanding of JavaScript (ES6+), HTML5, and CSS3.
· Experience with RESTful APIs, GraphQL, and WebSocket integration.
· Proficiency in modern build tools (Webpack, Vite, Babel, etc.).
· Expertise in state management libraries (Redux, MobX) and React Query.
· Solid understanding of UI/UX principles and responsive design.
· Experience with testing frameworks (Jest, React Testing Library, Cypress, etc.).
· Familiarity with modern CI/CD pipelines and version control tools (Git).
1. Qualifications: Bachelor’s Degree in Computer Science, Information Technology, or a related field
2. Certifications: NA
3. The Experience That Sets You Apart:
● 3+ years of hands-on experience building responsive web apps using React
● Deep understanding of React hooks, component architecture, and state management .
●Experience with Shopify Liquid, themes, and Shopify APIs.
● Experience in building responsive websites and applications that work across various devices and screen sizes
● Strong skills in JavaScript (ES6+), HTML5, and CSS3
● Proven ability to own features end-to-end — from design handoff to production
● Experience integrating with REST APIs and optimizing performance
● Familiar with Git, code reviews, and CI/CD workflows
● Exposure to testing frameworks like Jest or React Testing Library
● Comfortable mentoring juniors and collaborating in cross-functional teams
4. Your Subject Matter Expertise:
● SaaS experience of 2 years with total development experience of 3 years
● Must have worked in a smaller company of less than 100
● Should have built solutions/softwares end to end and not just as a part of bigger team
● Should see themselves going deeper into the same role even 5 years down the line
● Strong proficiency in JavaScript, TypeScript, and ES6+ features.
● Solid understanding of Redux, React Hooks, and component lifecycle.
● Experience in developing responsive designs using HTML5, CSS3, and modern CSS frameworks (e.g., Tailwind CSS).
● Familiarity with frontend build tools and module bundlers such as Webpack, Babel, and npm/yarn.
● Strong debugging and problem-solving skills.Proficiency with version control systems like Git.
● Understanding of performance optimization techniques, including lazy loading, code splitting, and caching.Experience with server-side rendering (SSR) and Next.js.
● Knowledge of mobile-first and progressive web app (PWA) development.
● Familiarity with design tools like Figma or Sketch for collaboration.
● Exposure to e-commerce platforms like Shopify, BigCommerce, or Magento.
● Understanding of backend technologies and REST/GraphQL APIs for better integration.
Responsibilities:
- Be a key player in the entire application development lifecycle, build and maintain excellent react applications with clean code
- Formulating an effective process to implement pixel-perfect UI's that match designs.
- Generating front-end libraries and reusable components for later use.
- Maximizing performance of components across a wide range of web-capable devices and browsers Skills.
- Working in collaboration with the team members and project managers to develop clean, modern, smooth animations and transitions that provide an excellent user experience.
- Create and maintain workflow with the team for implementing and integrating the third-party APIs and work along with the backend team.
- Flexible in working with a small team of frontend-backend developers, a project manager, and other programmers.
- Liaise with the internal team to produce top-notch prototypes and mock-ups.
- Participating in concepts of new programs, products, or features by monitoring industry development trends and assisting team members for development.
- An understanding of common programming paradigms and fundamental React principles, similar as React components, hooks, and the React lifecycle.
- Discussing and implementing new project management ideas with team and problem-solving skills to overcome obstacles.
- Keep abreast with day to day developments in technology and working with native modules.
- Assist with building estimates and assume accountability for your job and results delivery.
Requirements:
- Bachelor’s or Master’s degree in computer science, computer applications or related fields.
- Proven working experience as a React Developer for 3+ years and above.
- Hands-on experience on HTML5, CSS3, and CSS frameworks.
- Demonstrable knowledge on Web services, Web API, REST services & GraphQL.
- Expertise in UI design and development of responsive web applications using React, Redux, Flask and Hooks.
- Applicable knowledge on Social API integration, Core location APIs, Web Views, Payments integration
- Proficiency in understanding of layout aesthetics .
- Excellent analytical, problem-solving and multitasking skills.
- Ability to solve novel and challenging React problems.
- Capability to understand ,develop and sustain continuous integration and delivery.
Responsibilities :
- Develop user-facing stack from scratch
- Build reusable code and libraries for future use
- Ensure the technical feasibility of UI/UX designs
- Optimize application for maximum speed and scalability
- Collaborate with other team members and stakeholders
Technology Skills :
- Proven 4 years work experience as a ReactJS Frontend developer
- In-depth understanding of the entire web development process (design, development and deployment)
- Good experience with Typescript and ReactJS (17.x). NodeJS knowledge is a plus.
- Familiarity with Unit Testing Frameworks, UI Testing, Monorepos and Graphql principles
- Knowledge of Alerting and Monitoring tools
- Knowledge of SPA principles
- UI Performance: should have hands on experience of optimising page load, rendering, caching
- Sense for appeal & aesthetics from a usability perspective.
Soft Skills :
- Obsessed with best practices, structuring, documentation and have an eye for detail.
- Self starter with a high level of drive and commitment.
- High energy and drive to work in a startup environment.
- Conceptual thinking, flexibility and ability to juggle with multiple responsibilities.
- Ability to work under pressure and confidence to deal with complex issues.
- Good communication skills.
- Hands-on and detail oriented.
Mandatory Requirements
- Strong MVCC frontend development experience in Angular, React, Vue, Angularjs, REDUX, or similar frameworks
- Strong foundation skills in HTML, CSS, SASS, LESS, SCSS, Javascript, OO Javascript (OOJS), and JQuery
- Responsive design techniques, highly proficient with strong security and performance optimization techniques.
- Experience building reusable components using modern techniques
- Experience building PWA and Hybrid applications using Ionic, React Native, etc. is a plus
- If you don’t have experience with MVCC frameworks like Angular, we will still consider if your fundamental skills (HTML, CSS, JS) are strong

Job Description
Expert JavaScript developer with exposure working in building products from scratch
Hands on experience working on TypeScript, ES5, ES6, HTML 5, CSS 3, JQuery and writing cross- browser compatible code
Proficient in implementing front-end of applications using Angular (JS and above) and / or ReactJS
Good knowledge of MVC, OOPS concepts, Web Development Concepts
Work experience in Node.JS will be major plus
Experience with the hybrid mobile app framework such as PhoneGap, Ionic, React Native would be an added plus
Experience with RESTful services
Experience in JavaScript build tools such as web-pack /gulp
Familiar with testing frameworks (such as Jasmine) and Test runner framework (such as Karma)
Thorough understanding of the responsibilities of the platform, database, API, caching layer,proxies, and other web services used in the system
Critical thinker and problem-solving skills
Team player
Good time-management skills
Great interpersonal and communication skills
Responsibilty
Your specific duties in this role will include:
Responsible for the front end/UI development for of the web-based and mobile-based application
Responsible for communicating with clients
Responsible for communicating with Designing Team and Team Manager
Responsible for Requirement Analysis
Responsible for mentoring junior front-end developers









