Frontend Developer

Job Title: Frontend Developer – Perpetual Trading

Location: Remote

Experience: 2+ Years

About the Company

We are a next-generation cryptocurrency exchange focused on building innovative and secure trading experiences for digital assets and derivatives. With a strong emphasis on perpetual trading and real-time market execution, we aim to redefine how traders interact with crypto markets — combining transparency, performance, and user-centric design.

Role Overview

We are seeking an experienced Frontend Developer with a strong background in perpetual trading platforms and Web3 projects. The ideal candidate has hands-on experience integrating perpetual trading APIs such as GMX, Hyperliquid, or similar decentralized perpetual exchanges. You will develop high-performance, real-time trading interfaces that deliver seamless user experiences.

Key Responsibilities

• Develop and maintain scalable, responsive, and real-time front-end interfaces for perpetual trading dashboards.
• Integrate APIs from decentralized perpetual trading platforms like GMX, Hyperliquid, or others.
• Implement real-time order books, charts, and market data using REST and WebSocket APIs.
• Collaborate with backend, blockchain, and UI/UX teams to deliver a cohesive trading experience.
• Optimize the interface for low latency and high-frequency data updates.
• Implement wallet connectivity (MetaMask, WalletConnect) and secure trade execution flows.
• Write clean, modular, and maintainable code following modern front-end practices.

Required Skills & Experience

• 2+ years of experience as a Frontend Developer in crypto, DeFi, or trading platforms.
• Proven experience integrating perpetual trading APIs (e.g., GMX, Hyperliquid, Drift, or similar).
• Strong skills in React.js / Next.js, TypeScript, HTML5, CSS3, and JavaScript (ES6+).
• Experience working with real-time data using WebSockets.
• Familiarity with charting libraries (TradingView, Recharts, D3.js).
• Understanding of Perpetual Trading, Futures, and DeFi trading mechanics.
• Hands-on experience with Web3 integration using ethers.js or web3.js.
• Knowledge of API integration, front-end performance optimization, and security best practices.

Good to Have

• Experience in DEX / Web3 UI development.
• Familiarity with Redux, Zustand, or other state management tools.
• Understanding of smart contracts and on-chain data.
• Strong eye for UI/UX design in complex trading applications.

Role

We are looking for 4–6 years of experienced React Native and ReactJS engineers who can join us in our office in Hyderabad.

What would you do?

• Own development of mobile and web features from implementation to release.
• Build complex UI flows, state management, and performance optimizations.
• Ensure stability, offline support, logging, analytics, and release readiness.
• Collaborate with product, backend, and QA teams to deliver quality features.
• Drive code quality through reviews and mentor junior engineers.

Technical Skillset

• Strong JavaScript; TypeScript preferred.
• Hands-on with React Native, React.js, Redux, and Hooks.
• Solid HTML, CSS, and responsive UI fundamentals.
• Offline handling using SQLite or similar.
• Mobile CI/CD: AppCenter / Bitrise.
• Logging & crash reporting: BugSnag / Crashlytics.
• Analytics: Mixpanel / WebEngage.
• Backend API understanding is a plus.

position Summary

§  Title: UI Developer

§  Location: Bangalore

§  Type: Full Time

§  Qualifications: Bachelor’s/Master’s degree in computer science/Information Science

§  Experience: 4to 7 years

Development skills

§  Top-notch programming skills and in-depth knowledge of modern HTML/CSS, JavaScript

§  Hands-on experience in React JS, ECMAScript (ES5,ES6/above)

§  Experience in Unit and E2E test automation (preferably Jest &Cypress)

§  Knowledge of web components and different component patterns

§  Experience using a state management library (Redux, Context API)

§  A solid understanding of how web applications work including security, session management, performance, and best development practices

§  Adequate knowledge of Object-Oriented Programming and web application development

Methodologies

§  Git, Jenkins

§  Test driven development

Good to have

§  Very good at programming and debugging for cross- browser compatibility and accessibility code

§  Unit testing experience on tools such as chai, mocha, jasmine

§  Reusable components development that can be used across web/ mobile applications.

§  Build tools such as webpack, grunt, gulp, babel

Other skills

§  Collaborate with business partners to gather requirements, implement new functionality, and drive continuous improvements

§  Excellent written, communication & presentation skills

§  Strong analytical skills and enjoys solving complex technical problems.

§  Participate in all phases of software life cycle including architecture, technical design, implement, test, and launch

§  You enjoy wearing multiple hats and roles, and titles are not important to you.

§  You enjoy doing it right first time and utilize tools & techniques to constantly excel in what you work to deliver it on time.

§  You are comfortable working under strict confidentiality agreements and often behind the-scenes.

§  You are self-organized and manage time and resources well.

§  Work independently and as part of a team

§  You are constantly growing your own knowledge, and helping to grow the knowledge of others

It is an app platform (Android & iOS) that offers discovery, trials and purchase of lifestyle brands across multiple categories like beauty and grooming, food and beverages, health and wellness, fragrances, smart technology, accessories, services and experiences targeted towards the upper middle class.

What shall be expected of you:

● Be responsible for the core UI framework, and implement and maintain it.

● Responsible for the development of the front-end applications and

components.

● Coordinate with the backend engineers & designers for requirement

gathering of the product.

● Responsible for quality assurance including web usability, accessibility,

testing and debugging.

● Build reusable code and libraries for future use.

You must have:

● 2-5 years of prior hands-on experience in building responsive web

interfaces for consumers.

● Strong development experience in the following technologies (HTML,

CSS, Javascript, AJAX, working with REST APIs)

● Front end frameworks/libraries such as ReactJS, and Redux.

● Ability to translate product requirements into functional code.

● Ability to estimate the scope of work for sprint planning.

● Self-motivation and ability to work in a small team with minimal

supervision.

Would be awesome if you are also good at:

● SEO and page speed optimization.

● Web standards, Responsive design, and cross-browser compatibility,

Accessibility.

● Additional web technologies like Angular, Vue JS, Next JS etc.

● Must be fluent in writing code in ES6+ along with linters. ● CSS

preprocessor - SCSS/ LESS

We are looking for a Frontend developer who is proficient with React.js with Html and CSS. The primary focus will be on developing user interface components and implementing them, following well-known React.js workflows such as Redux. The developer would ensure that these components and the overall application are robust and easy to maintain.

Job Description

● Independently think of solutions to complex requirements; possess exceptional logical skills.

● Work on products that are used across platforms (e.g. Android and iOS Mobile Devices,

Tablets, Desktop/Mac)

● Analyse current products in development, including performance, scalability, diagnosis and troubleshooting

● Work with the existing framework and evolve it by building reusable code & libraries

● Search and introduce new software related technologies, processes and tools.

● Collaborate with other team members

● Working on the robustness of the application

Key Skills Required:

● Strong hands-on experience in JavaScript, HTML5, CSS3, CSS3 Animations.

● Good understanding of advanced JS libraries and frameworks such as React.js and Angular.

● Understanding of client-side unidirectional data flow principles and Redux knowledge.

● A good understanding of - React Native - is a big plus.

● UI Performance: should have hands-on experience of optimizing page load, rendering,caching.

● NodeJS, Webpack knowledge is a plus.

● Proficient understanding of cross browser compatibility issues and ways to work around such issues.

● Fluent in responsive design and mobile / tablet UI / UX.

● Web mobile (touch devices: mobiles and tablets) experience is expected.

● Familiarity with JavaScript standards(ES5,ES6) and OOPS concepts.

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 & 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.

React.js Developer Requirements:

• 1-3 Years Previous experience working as a React.js Developer.
• In-depth knowledge of JavaScript, CSS3, HTML5, bootstrap and material design.
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
• Experience in Next.js, Ant design, Node.js and Python will add extra advantage but not mandatory
• 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.

Job Requirements/Responsibilities :

- Participate as a team member in all phases of software development lifecycle.

- Coordinating with the team on individual responsibilities and roadblocks.

- Perform design, development and testing on individual tasks

- Managing initiatives on UI/UX work

- Transparently share the challenges & feedback.

- Participate in integrated testing of product/ package.

- Designing a modern highly responsive web-based enterprise application component user interface.

- Building reusable components and front-end libraries for future use.

- Translating designs and wireframes into high-quality code.

- Learn and understand user interactions.

- Optimizing components for maximum performance across a vast array of web-capable devices and browsers

- Coordinating with various teams working on distinct layers.

- Providing technical assistance to the other teammates.

- Keep compliance with Quality Systems and Procedure

As a front end product engineer, you will work with product engineers & designers to improve the overall user experience, performance, reliability and scalability of our systems. From handling millions of messages/ payments a minute to extract buyer intent and priority for processing these transactions to building tools to trace and visualize payments made across a business you'll be involved in projects that span all aspects of the business. Our goals includes scaling and architecting systems to support advanced product features that may not be currently viable because of hard technical considerations. You'll collaborate with our small, but effective, framework team with a track record of highly impactful work for Finly.

WITHIN 1 MONTH, YOU'LL

• Complete Finly's new-hire training week, and learn Accounts Payable Processes & the various partners we work with to make Finly happen.
• Investigate, solve and release a bug fix to production. In order to do this you will ramp up on Finly's engineering stack by pair-programming with your teammates and attending engineering training sessions designed and presented by the team.
• Meet with cross-functional peers around the company to learn how the product functions.
• Complete your engineering starter project and deploy your first changes to production.

WITHIN 3 MONTHs, YOU'LL

• Learn Finly's technical stack and apply development patterns through your work.
• Engage in your first on-call rotation in Support Engineering to help diagnose and resolve production problems and customer issues
• Individually contribute reliably ship full features to customers.
• Estimate technical scope and time to complete major features and initiatives.

WITHIN 6 MONTHS, YOU'LL

• Move to new product vertical & initiative and start designing scalable frontend systems.
• Have made a visible impact on the product for all the users of Finly.
• Work closely with your team to remove roadblocks, educate on best practices and improve how we work.
• Be comfortable navigating most of frontend stack and infrastructure
• Be responsible for the planning, scoping, design, and implementation of new features
• Participate in interviewing and hiring, as a way to influence team growth and how our values inform our culture

WITHIN 12 MONTHS, YOU'LL

• Individually contribute and lead teams to reliably ship full improvements to our frontend services
• Define tools and standards for product engineering to measure performance impact of releases
• Drive service reliability by developing tooling that enables metric visibility using SLIs, SLOs, and SLAs
• Developing Production Readiness standards to ensure service reliability
• Help grow other engineers technically by mentoring, pairing and developing other learning opportunities
• Collaborate with engineering and product leadership to define priorities and set delivery goals

Your understanding of front-end technologies, web application dev, system design, will be put to the test. You will take up a project for a team and then move to another project.

Join us & have the authority and responsibility to make things happen!

Job description 

Quantela is seeking UI Developer in development of web based front end applications for enterprises.  

Candidate should have sound understanding of Object-Oriented JavaScript concepts and JavaScript Debugging skills.  

Good working knowledge of HTML5, CSS3, structure, and semantics. 

Experience of CSS Pre-processors like Less, Sass, SCSS. 

Experience in JavaScript & jQuery 

Must have basic knowledge of core concepts of Angular 2+ is must 

Experience in typescript Understanding of version control systems like Git, SVN. 

Good communication & analytical skills 

Candidate should have excellent written and verbal communication skill and a positive attitude.