


Your role and responsibilities
- Integrating REST APIs in front-end application using React JS
- Implementing business logic in front-end application using javascript, should be able to handle complex JSON architecture.
- Should be able to manage states using Redux, Redux thunk/saga, Mobx.
- Should be comfortable in using both functional and class components in React.
- Should be able to create reusable components to make efficient applications. We hate code duplication.
- Must be familiar with popular React UI libraries like Material UI, Antd.
- Implement best practices and constantly learn new ways of keeping codebases up to date.
- Having knowledge in Typescript, GraphQL, NextJS, Socket.io is like a match made in heaven.
Criteria
- 2+ years of work experience with Javascript and React JS.
- Proficient understanding of code versioning tools, such as Git.
- Open-minded individual, open to learning new things
- A bit lazy is okay. Lazy people always find the quickest way to reach the solution. They write the most efficient code. We love that.
- You care about the design and user experience of an application. The choice of third-party libraries should be elegant.

About Appradius
About
Appradius works with enterprises and startups on UX/UI design, full stack software development and digital product strategy. We build robust solutions for clients in 10+ sectors including cybersecurity, education, healthcare, hospitality, insurance, transportation which makes a positive impact in 5+ countries in the world.
Why Join Us?
- Your work gets recognition from day 1.
- Since we are a small team, we work very closely, We honor the decision and opinions of our colleagues.
- We grow, you grow.
- We explore and learn new things together.
- Flexible working hours. A midnight owl or an early riser, we don’t bound you in strict timing.
- We follow proper productive techniques to get things done, so there are fewer phone calls or boring meetings, and of course zero blame game.
Connect with the team
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About the role
We are seeking a highly skilled and experienced Senior Front-End Performance Engineer to join our dynamic and innovative development team. The ideal candidate is not only a proficient UI developer but also possesses a deep understanding of performance optimization techniques for web applications. You will be responsible for enhancing the performance, scalability, and user experience of our high-traffic and complex applications. As a Senior Front-End Performance Engineer, you will play a key role in leading a team, collaborating with cross-functional groups, and creatively solving challenging technical problems.
Responsibilities
- Lead and mentored a team of front-end engineers, fostering growth and collaboration.
- Be a critical figure in HighLevel's front-end guild leadership.
- Design and maintain the frontend infrastructure, Dev tools, and design system, ensuring scalability, performance, and security.
- Collaborate with cross-functional teams, including backend developers, product managers, and designers, to deliver seamless user experiences.
- Advocate for and implement best practices in front-end development, including code quality, testing, and deployment.
- Optimize build tools, CI/CD pipelines, and developer workflows for front-end projects.
- Stay up to date with the latest trends and technologies in web development, assessing their relevance to our projects.
- Provide architectural guidance and technical expertise, particularly in TypeScript and web frontend frameworks.
- Communicate complex technical concepts effectively to both technical and non-technical stakeholders.
Your Core Skills
- Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience).
- 5+ years of experience in front-end development with a strong focus on performance optimization.
- Proven track record of successfully optimizing large-scale and complex web applications.
- Proficiency in Vue.js, Webpack, TypeScript, Node.js, and MongoDB is a plus
- Deep understanding of browser rendering behavior, network performance, and caching strategies.
- Experience in leading or mentoring development teams.
- Creative problem-solving skills with the ability to tackle challenging technical issues.
- Strong communication and collaboration skills to work effectively in a cross-functional team environment.
- Familiarity with open-source software development and contributions.
- Up-to-date knowledge of industry trends, best practices, and emerging technologies in front-end development and performance optimization.

DESIRED SKILLS: React.js, JavaScript, Redux, RESTful APIs, TypeScript
JOB SUMMARY
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
Familiarity with RESTful APIs
Knowledge of modern authorization mechanisms, such as JWT 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 (such as Git, SVN, and Mercurial)
Familiarity with any ReactJS testing framework is plus

About Our Client
Our client is a Currency Exchange in India. Built with user experience and security in mind, Our Client provides instant fiat to crypto conversions with zero fees, so that users can have access to a diverse suite of financial products and services that are backed by industry-leading security processes and insurance protection. Our Client aims to be the global gateway to cryptocurrencies. Its proprietary liquidity aggregation model provides its users with access to liquidity from leading global crypto exchanges. Our Client is recognized and awarded for its contribution to the Indian emerging tech space.
Why Our Client?
Cryptocurrency Traders are looking for a strong global platform that can help them trade faster, better and smarter. We are building a platform that can solve their needs. The opportunity is big, and the journey is tough. Now that’s a challenge that needs to be addressed. You do that. You are phenomenal in solving these complex challenges. You help our team do more.
As a Front End Developer - Angular, you do all of the above and more. You make a difference.
What will I do?
- Delivering a complete front end application
• Ensuring high performance on mobile and desktop
• Writing tested, idiomatic, and documented JavaScript, HTML, and CSS
• Coordinating the workflow between the graphic designer, the HTML coder, and yourself
• Cooperating with the back-end developer in the process of building the RESTful API
• Communicating with external web services
• Ensure high-quality graphic standards and brand consistency
• Stay up-to-date on emerging technologies
• Write functional requirement documents and guides
What skills should I have?
- Must have 7+ years of experience in frontend development with an internet startup.
- Deep knowledge of Angular practices and commonly used modules based on extensive work experience
- Proficiency with JavaScript and HTML5
- Extensive knowledge of CSS and JS methods for providing performance visual effects and keeping the frame rate above 30fps at all times
- Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
- Creating custom, general use modules and components which extend the elements and modules of core Angular
- Ability to understand business requirements and translate them into technical requirements
Required Skills
● Thorough understanding of JavaScript, its quirks, and workarounds.
● Excellence in at least one Javascript framework like Angular 4+ (preferred), React.
● 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 and git 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 server-side CSS pre-processing platforms, such as LESS and SASS
● Understanding of build tools like grunt/gulp / webpack
● The person would be a part of the product engineering team and would be responsible
for creating high-performance applications with loads of data and intuitive interfaces.

We are hiring ReactJS Developers.
Experience - 3-5 years
Location - Ahmedabad
5 Days working
Required Skills:
- Should be able to do code review and deployments.
- Should have experience in JavaScript, including DOM manipulation and the JavaScript object model.
- Thorough understanding of React.js and its core principles along with React-hooks, CSS3, and HTML5.
- Experience with popular React.js workflows ( Redux - Saga )
- Familiarity with newer specifications of ECMAScript 6
- Experience with data Structures libraries ( e.g., Immutable.js )
- Familiarity with RESTful APIs
- Experience with common front-end development tools such as Babel, Webpack, NPM, etc
- A knack for benchmarking and optimization
- Familiarity with code versioning tools such GIT.
- Familiarity with tools like React-Redux, immer, Qwest, connected-react-router, TSlint
- UI frameworks like Material UI and Kendo UI
- Familiar with Unit testing libraries like Jest-dom etc
- Familiar with browser-based debugging tools like React DevTools, React Developer tools, etc.
- Familiar with Webpack

● 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 as well as HTML and CSS
● Experience with data structure libraries (e.g., Immutable.js)
● Working knowledge and integration knowledge with RESTful APIs
● Knowlegde of websockets implementation is a must.
● 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 {such as Git}
● Added advantages if you have working knowledge of AWS

- 3-4 years of experience in IT with 3 +minimum years of experience in React Development
- Previous experience working as a react.js developer.
- In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
- Knowledge of REACT tools including React.js, 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.
- Solid analytical and problem-solving skills.
- Strong interpersonal, written and verbal communication skills.
- Experience with gathering user requirements and understanding and interpreting requirements specifications
- Experience with full System Development Life Cycle is a plus
- Maintain time reporting on projects and provide timely updates to project milestones.

Requirement:
Position: Web Developer
Experience: Min 4yr
Relevant Experience in React , Redux , Hooks Javascript etc is mandatory
CTC: As per standards
Location: Bangalore
Industry: Retail / E-commerce
Functional Area: IT Software - eCommerce, Internet Technologies
Role Category: Programming & Design
Role: Application Programmer
Employment Type: Permanent Job, Full-Time
Web Developer - II / Senior Job Description -
Expertise in Javascript, JQuery, W3 CSS, CSS3, HTML5 -
Deep understanding of client-side, frameworks such as React.js, Backbone.js
- Performance optimization techniques for the web and mobile web
- Expertise in Integrating and maintaining RESTful Web-Services
- Good understanding of AJAX, asynchronous request handling, partial page updates
- Good understanding of Virtual DOM, Data structure, and data manipulation
- Deep understanding of UX principles & building GUI
- Basic knowledge of version control system like Git / Mercurial / Bitbucket
- Writes clean, readable, and maintainable code

Required Skills -
1) Redux
2) SDK / Websdk integration
3) Stripe Js
4) Auth2.0
5) Axios
6) worked on any live streaming app/ video calling using react js
preferable( zoom calling / Twilio video calling integration / webrtc)
Basics of React:
1) components in React
2) JSX
3) Virtual DOM vs Real DOM
4) Diff b/w ES5 and ES6
5) How React is diff from Angular
6) Reducer

