React.js 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.

We are looking for a talented Frontend UI/UX Developer with expertise in Vue.js and Tailwind CSS to join our team. The ideal candidate will have a strong background in building modern, responsive, and user-friendly web applications while ensuring a seamless user experience.

Key Responsibilities:

1. Develop and maintain frontend applications using Vue.js (Vue 2 & Vue 3), Vuex/Pinia, and modern JavaScript (ES6+).
2. Implement responsive UI components using Tailwind CSS and best UI/UX practices.

UPCRED powers AI-Recommendation on Social Content Creators, helping them discover content monetisation and helping Brands/Businesses explore Influencer Marketing.

The company’s advert platform is powered by artificial intelligence, which is used by businesses for Influencer Discovery, Campaign Management, and Campaign Analytics through UPCRED Pixel Management.

Our technology visions to have one-third of the world's social consumers discover new things through recommendation feeds from their favourite social media creator and which connects advertisers to these audiences to grow their business.

UPCRED Social has long-term partnerships with a variety of digital content creators and has the vision to democratize the social earning for content creators in India.

UPCRED Advert wants to be an all-in-one influencer marketing platform designed to help businesses own their influencer relationships.

Responsibilities:

The React Developer will own and drive web development—including decisions about tools, technologies, and processes - for UPCRED.

This is an incredible opportunity for anyone interested in being a part of a high-performing, fast team with a massive learning curve. Our team moves fast and develops world-class products by pushing the boundaries of React development. If hired, you will be part of UPCRED's in-house Product & Engineering team.

Develop cross-browser & cross platform supported web applications in React which customers love using.

Work with product, design, backend teams to develop features.

Work on bindings and integrations required with react libraries & REST api's.

Plan, estimate, and delivery your project with minimal supervision.

Skills:

2 - 5 years of React experience with some hands-on experience with web application development.

Experience with React Ecosystem (React Router, Styled-components, Server-side rendering, Context API, React Hooks) is strongly preferred.

Experience with state management libraries such as Redux or MobX is a huge plus.

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

Understanding of REST APIs, the document request model, offline storage, state

management.

Experience with Content/Video-based website.

Understanding of Social Video-based web Architecture

HOW?

Apply, and let us know your interest?

UPCRED, that's how we grow, fair and transparent!

Note: Candidates who is having a notice period of more than 45 do not apply

. 3.5+ years of work experience on React.JS framework

· Has expertise in following front- end optimization techniques:

· Lazy Loading

· Asynchronous Module Definition

· Image Compression and Minification

· Other front-end tooling using Grunt / Webpack and NPM

· Familiarity with NodeJS, Jasmine / Karma and other unit testing frameworks

· Foundation data structure – Arrays, dictionaries, sets and lists

· Proficient in evaluating front end performance and measure accordingly

· Strong appetite to learn industry trends and new & emerging technologies

About Yellow Riddle:

Yellow Riddle is a young, fast-growing, bootstrapped and fun startup with a partly remote team. The founders have both been an active part of the Shopify ecosystem for over two years now consulting over 100+ DTC brands across the globe. We solve complex solutions for our merchants and build best-in-class Shopify websites. Most of our clients are based in the UK, Germany, USA & India.

Check out our website, especially our case studies:

www.yellowriddle.com

About the Role: 

Yellow Riddle is looking for an experienced Front-end Shopify Developer to join our growing team with our increasing volume of Shopify work. Work would be spread across theme customisations, development and more complex migration projects from other CMS platforms to Shopify. One could also expect to be involved in maintenance and iterative site improvements. The key objective of the role is to be able to work on complex project requirements and be able to work across multiple projects.

You'll be a great fit!... if:

• You have strong knowledge in templating languages, and additionally Shopify Templates(Liquid), debugging and front-end skills.
• You know how to set up custom layout/content editors for our clients in Shopify.
• You have hands-on experience with Shopify, including at least two or more large-scale projects.
• You write clean theme code and can add and debug JS.
• You excel working in a remote environment, meaning you’re autonomous, self-driven, responsive, transparent, and self-organised.

Critical Requirements (Must-Haves):

• Minimum 3 years of work experience.
• Excellent verbal and written communication skills in English.
• Ability to demonstrate strong analytical skills & problem solving mindset
• Strong knowledge of HTML, CSS.
• Knowledge of JavaScript and jQuery
• Ability to develop responsive designs from PSDs, Invision or Adobe XD
• Shopify knowledge & ability to work on theme-kit

Preferred Requirements (Nice to Haves):

• Experience of working on Shopify Plus projects

Candidate Attribute (Culture Fit):

• Willingness to learn.