React.js Developer

Hiring for Lead Mern Stack Devloper

Exp : 6 - 8 yrs

Work Location : Noida

WFO

Edu : BE/B.Tech

Exp in Lead Mern Stack ( Mongo DB , Express Js , React Js , Node Js )

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.

🔴Profile: React Native Developer

🔷 Experience- 2+ Years

🔷 Location- Mumbai, Andheri East

🔷 Mode- 5 Days WFO

(Only immediate joiners & candidates who have completed notice period)

✨ What we want:

✅ 2+ years React Native experience

✅ JavaScript, JSX & mobile development

✅ React Hooks & component lifecycle

✅ Native module integration (iOS/Android)

✅ State management (Redux/Context API)

✅ REST APIs & third-party integrations

✅ Navigation libraries (React Navigation)

✅ Mobile UI/UX best practices

✅ Testing frameworks (Jest, Detox)

✅ Mumbai, Andheri East based candidates only

No relocation cases - candidate should be present in Mumbai

Experience  4-6 yrs (Sr developer ) 6-8 yrs (Lead)

Responsibilities

• Interact closely with design, product, and development teams to create elegant, usable, responsive and interactive interfaces across multiple devices.
• Turning UI/UX designs into prototypes, creating excellent interactions from designs, writing reusable content modules and maintainability of the code.
• Implement UI development principles to ensure that the product client-side serves at scale.
• Review and optimize the app usage by monitoring key metrics and rectifying the issues proactively.
• Review and Optimize application usage, by monitoring key metrics, for maximum speed and scalability
• Mentoring and guiding the team members.
• An ability to perform well in a fast-paced environment and bring in optimal flow for rapidly changing design/ technology.

Requirements

• 5+ years of relevant work experience as a web developer, UI developer, Angular Developer or front-end engineer.
• Sound knowledge in HTML, CSS & JavaScript.
• Familiar with UI layouts, SASS, Bootstrap, and the CSS GRID system
• Proficient with Typescript (Angular 2 & above)
• Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system.
• Passionate to create good design and usability
• A team player with excellent communication skills

React Developer

Company - PragetX Technologies LLP

Location - Ahmedabad 

Position – React Developer

Company Description:

PragetX is a software development and digital marketing company based in Ahmedabad and USA. We provide different types of IT services like Web and App Development, Custom Software Development, ERP Solutions, UI/UX Design, Cloud Solutions and Database Management. 

Along with IT services, we also provide Digital Marketing and Branding services like SEO, SEM, SMM, SMO, PPC, Affiliate and Email Marketing, Brand Design, Brand Management, Brand Marketing etc.

Job Overview:

We're looking for a React Developer to join our growing frontend team. As a React Developer, you will help develop the next generation of our apps using tools such as React.js, Redux, Enzyme and Webpack.

Responsibilities:

• Developing and implementing highly-responsive user interface components using React concepts.
• Developing and implementing front-end architecture to support user interface concepts.
• Building reusable components and front-end libraries for future use
• Ability to build apps and websites that are extremely sensitive.
• Create data visualization tools, libraries, and reusable code for prospects
• Integrate designs and wireframes within the application code
• Translate wireframes and designs into good quality code
• Good understanding of CSS libraries, GIT, Sigma, Adobe XD etc.
• 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
• Design and develop new custom components to meet project requirements

Skill Required:

• Minimum 1.5+ years of experience
• 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, Redux,Create React App, data structure libraries.
• Understanding of RESTful APIs/GraphQL, HTML/CSS, ES6 (variables and scoping, array methods) 
• Familiarity with modern front-end build pipelines and tools (CI/CD tools, DevOps, performance testing frameworks like Mocha, Node + NPM)
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial)

Qualification:

Degree in computer science

MCA

Web Application Developer

Job Description

Educational Qualifications:

Post-Graduation (Preferred): MCA/MSc/M.Tech. (Computer Science, Information Technology, Electronics).

Graduation (Mandatory): BE/B.Tech. (Computer Science, Information Technology, Electronics).

Certifications:

Relevant certification(s) would be an added advantage

Total Experience:

5+ years

Positions:

2

Work Experience:

• 5+ years of experience with designing and building web applications using Java and Angular JS

• 3+ years of experience in writing JavaScript, CSS, and HTML

• 3+ years of experience in developing application codes and unit tests in AngularJS, Java Technologies, and Rest Web Services

• 3+ years of experience contributing to the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems

• Experience developing complex software systems from the ground up, that have been successfully delivered to customers

• Proficient in CSS, HTML, and writing cross-browser compatible code

• Experience using JavaScript building tools like Gulp/ Grunt etc.

• Knowledge of JavaScript MV-VM/MVC frameworks including AngluarJS

• Experience in communicating with users, other technical teams, and management to collect requirements, describe software product features, and technical designs

• Experience in software processes, web services, multi-tiered systems, workflow modeling, systems testing, and enterprise application integration

Tools & Techniques:

• Strong experience with Java and Angular JS

• Strong experience with distributed (multi-tiered) systems, algorithms, and relational/non-relational databases

• Strong knowledge in OOPS concepts and very good debugging skills

Personality traits (desired):

• Excellent analytical and reasoning skills

• Excellent verbal and written communication skills

• Ability to communicate with both business stakeholders and technical teams

• Ability to take full ownership of tasks and willingness to learn and experiment with new technology

• Ability to synthesize requirements underlying feature requests, recommend alternative technical and business approaches, and facilitate engineering efforts to meet aggressive timelines

Responsibilities:

• Prepare technical requirements, software design specifications and unit test cases

• Design, code and modify webpages, from layout to function and according to the design specifications

• Upgrade, configure and debug existing web applications

• Create reusable, effective, and scalable code

• Identify bottlenecks and bugs in the system and develop solutions

• Adapt interface for modern internet applications using the latest front-end technologies

• Take ownership and responsibility of components/processes within the team

• Support other developers with code review, etc.

• You will be working together with fellow junior and senior Frontend developers, helping to improve the group's skill level and exchanging new ideas.
• On a daily basis, you write JavaScript/Typescript/ES6/Angular/React and HTML5, CSS3 (SASS/LESS/Stylus)
• Closely collaborate with designers and the rest of the technical team (Backend, DevOps, QA) to make sure we’re all aligned.
• You will manage projects with open-source JavaScript and TypeScript libraries and frameworks (we're big on React and Angular), and explore new technologies (GraphQL, AppSync, Apollo).
• Code reviews are, of course, a part of your responsibilities as well as providing high-quality work.
  
  

What it takes to excel in this role

• Strong core JavaScript and TypeScript
• Minimum 4 years experience in front end development
• 5+ years of JavaScript development experience
• Minimum of 2 years of experience with either, Angular 5+ or React
• Experience with Webpack/Grunt/Gulp or other automated build tools
• Experience with Jasmine/Jest or other JavaScript testing frameworks and tools
• Strong Experience with HTML, CSS, SASS/LESS/Stylus
• Experience with JSON, REST, Web Services
• Experience with working in an Agile environment
• Good communication(in English) and consultancy skills
• Affinity for working in a flexible, diverse and fast growing environment
• Proactive mindset focused on teamwork and continuous improvement - we want to grow together with you
  
  

• Experience with AWS
• Experience with React Native
• Experience with GraphQL, PWA, NodeJS

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

Skills:   

• Minimum 5 years of experience as a Front-end Developer
• Responsive/Mobile Design Skills
• Cross-Browser Development
• JavaScript frameworks like NodeJS, ReactJS etc.
• Front End Frameworks like Bootstrap
• Worked on markup languages like HTML, HTML5
• Worked on JavaScript, CSS and jQuery
• Excellent knowledge of browser troubleshooting and debugging practices and techniques
• Knowledge of some SEO principles
• Knowledge of graphics software such as Adobe Suite, Photoshop etc.
• Sense of ownership and pride in your performance and its impact on company’s success
• Critical thinker and problem-solving skills
• Team player
• Good time-management skills
• Good interpersonal and communication skills

To know more about Srijan Technologies, visit the following:

Website: http://www.srijan.net/">http://www.srijan.net/

Twitter: https://twitter.com/Srijan">https://twitter.com/Srijan 

LinkedIn: https://www.linkedin.com/company/srijan-technologies-pvt--ltd-">https://www.linkedin.com/company/srijan-technologies-pvt--ltd- 

Facebook: https://www.facebook.com/SrijanOne