Cutshort logo
iRage logo
Senior React JS Developer
Senior React JS Developer
iRage's logo

Senior React JS Developer

Jyosana Jadhav's profile picture
Posted by Jyosana Jadhav
4 - 7 yrs
₹25L - ₹40L / yr
Mumbai
Skills
skill iconReact.js
skill iconJavascript
DOM
WebSocket
Chart.js
Trading
D3.js
skill iconHTML/CSS
RESTful APIs
webpack
Babel
jest
Agile/Scrum
skill iconGit
Market data
skill iconNodeJS (Node.js)
skill iconPython
skill iconGo Programming (Golang)
skill iconRedis
Apache Kafka
RabbitMQ
skill iconAmazon Web Services (AWS)
Windows Azure
Google Cloud Platform (GCP)
Progressive Web Apps (PWA)

We are seeking a highly skilled React JS Developer with exceptional DOM manipulation expertise and real-time data handling experience to join our team. You'll be building and optimizing high-performance user interfaces for stock market trading applications where milliseconds matter and data flows continuously.


The ideal candidate thrives in fast-paced environments, understands the intricacies of browser performance, and has hands-on experience with WebSockets and real-time data streaming architectures.


Key Responsibilities


Core Development

  • Advanced DOM Operations: Implement complex, performance-optimized DOM manipulations for real-time trading interfaces
  • Real-time Data Management: Build robust WebSocket connections and handle high-frequency data streams with minimal latency
  • Performance Engineering: Create lightning-fast, scalable front-end applications that process thousands of market updates per second
  • Custom Component Architecture: Design and build reusable, high-performance React components optimized for trading workflows


Collaboration & Integration

  • Work closely with traders, quants, and backend developers to translate complex trading requirements into intuitive interfaces
  • Collaborate with UX/UI designers and product managers to create responsive, trader-focused experiences
  • Integrate with real-time market data APIs and trading execution systems


Technical Excellence

  • Implement sophisticated data visualizations and interactive charts using libraries like Chartjs, TradingView, or custom D3.js solutions
  • Ensure cross-browser compatibility and responsiveness across multiple devices and screen sizes
  • Debug and resolve complex performance issues, particularly in real-time data processing and rendering
  • Maintain high-quality code through reviews, testing, and comprehensive documentation


Required Skills & Experience


React & JavaScript Mastery

  • 5+ years of professional React.js development with deep understanding of React internals, hooks, and advanced patterns
  • Expert-level JavaScript (ES6+) with strong proficiency in asynchronous programming, closures, and memory management
  • Advanced HTML5 & CSS3 skills with focus on performance and cross-browser compatibility


Real-time & Performance Expertise

  • Proven experience with WebSockets and real-time data streaming protocols
  • Strong DOM manipulation skills - direct DOM access, virtual scrolling, efficient updates, and performance optimization
  • RESTful API integration with experience in handling high-frequency data feeds
  • Browser performance optimization - understanding of rendering pipeline, memory management, and profiling tools


Development Tools & Practices

  • Proficiency with modern build tools: Webpack, Babel, Vite, or similar
  • Experience with Git version control and collaborative development workflows
  • Agile/Scrum development environment experience
  • Understanding of testing frameworks (Jest, React Testing Library)


Financial Data Visualization

  • Experience with financial charting libraries: Chartjs, TradingView, D3.js, or custom visualization solutions
  • Understanding of market data structures, order books, and trading terminology
  • Knowledge of data streaming optimization techniques for financial applications


Nice-to-Have Skills


Domain Expertise

  • Prior experience in stock market, trading, or financial services - understanding of trading workflows, order management, risk systems
  • Algorithmic trading knowledge or exposure to quantitative trading systems
  • Financial market understanding - equities, derivatives, commodities


Technical Plus Points

  • Backend development experience with GoLang, Python, or Node.js
  • Database knowledge: SQL, NoSQL, time-series databases (InfluxDB, TimescaleDB)
  • Cloud platform experience: AWS, Azure, GCP for deploying scalable applications
  • Message queue systems: Redis, RabbitMQ, Kafka, NATS for real-time data processing
  • Microservices architecture understanding and API design principles


Advanced Skills

  • Service Worker implementation for offline-first applications
  • Progressive Web App (PWA) development
  • Mobile-first responsive design expertise


Qualifications

  • Bachelor's degree in Computer Science, Engineering, or related field (or equivalent professional experience)
  • 5+ years of professional React.js development with demonstrable experience in performance-critical applications
  • Portfolio or examples of complex real-time applications you've built
  • Financial services experience strongly preferred


Why You'll Love Working Here


We're a team that hustles—plain and simple. But we also believe life outside work matters. No cubicles, no suits—just great people doing great work in a space built for comfort and creativity.


What We Offer

💰 Competitive salary – Get paid what you're worth

🌴 Generous paid time off – Recharge and come back sharper

🌍 Work with the best – Collaborate with top-tier global talent

✈️ Adventure together – Annual offsites (mostly outside India) and regular team outings

🎯 Performance rewards – Multiple bonuses for those who go above and beyond

🏥 Health covered – Comprehensive insurance so you're always protected

Fun, not just work – On-site sports, games, and a lively workspace

🧠 Learn and lead – Regular knowledge-sharing sessions led by your peers

📚 Annual Education Stipend – Take any external course, bootcamp, or certification that makes you better at your craft

🏋️ Stay fit – Gym memberships with equal employer contribution to keep you at your best

🚚 Relocation support – Smooth move? We've got your back

🏆 Friendly competition – Work challenges and extracurricular contests to keep things exciting


We work hard, play hard, and grow together. Join us.



Read more
Users love Cutshort
Read about what our users have to say about finding their next opportunity on Cutshort.
Shubham Vishwakarma's profile image

Shubham Vishwakarma

Full Stack Developer - Averlon
I had an amazing experience. It was a delight getting interviewed via Cutshort. The entire end to end process was amazing. I would like to mention Reshika, she was just amazing wrt guiding me through the process. Thank you team.
Companies hiring on Cutshort
companies logos

About iRage

Founded :
2009
Type :
Services
Size :
100-1000
Stage :
Profitable

About

At iRage, we harness the power of technology and quantitative finance to craft cutting-edge high-frequency trading systems and strategies. Our journey began in 2009, shortly after the introduction of Direct Market Access (DMA) in the Indian markets, which ushered in a new era of possibilities in algorithmic trading.


iRage was founded by a group of passionate quantitative trading professionals who saw the immense potential within this domain. Since our inception, we've been on a relentless pursuit of excellence, aiming to reshape the landscape of algorithmic trading in India.


When you join our team at iRage, you're not just an employee; you're an integral part of our mission to solve some of the most challenging engineering problems in the financial industry. You'll collaborate with exceptional programmers, quantitative analysts, and traders who share your enthusiasm for innovation.

Read more

Connect with the team

Profile picture
Ayush Bhatnagar
Profile picture
Sameer Kumar
Profile picture
Jyosana Jadhav

Company social profiles

linkedin

Similar jobs

Remote only
4 - 7 yrs
₹30L - ₹60L / yr
skill iconReact.js
skill iconNextJs (Next.js)
skill iconVue.js
TypeScript
IIT only
+4 more

Role & Responsibilities

4-7 years of Strong proficiency in Full stack Development of Web Applications and experience in shipping production applications.

Experience of using Typescript for development would be a mandate.

Frontend- next.js, react.js, vue.js and bit for svelte kit are highly preferred Backend- node.js, react.js, express.js

B.Tech in Computer Science Engineering from Tier 1 Colleges preferred

Experienced with Tailwind CSS

Experienced with TDD for component and end-to-end testing

Ableto set up CI/CD pipelines for testing and deployment (canary, staging) using Github actions according to project

Entrepreneurial mindset with strong decision-making skills

Ability to move quickly without breaking things too much (we are dreamers)

Ability to work under immense pressure which is balanced by a sense of responsibility and ownership

Comfortable working with a Git style workflow where every commit deploys to a staging environment and merged pull requests deploy to production

Read more
TrialX Inc
Vandana Kaushal
Posted by Vandana Kaushal
Remote only
1 - 3 yrs
Best in industry
skill iconReact.js
skill iconJavascript
skill iconRedux/Flux
RESTful APIs
skill iconHTML/CSS
+2 more

We are hiring an experienced Frontend Engineer to help us keep growing. We develop AI enabled products and solutions that are geared to help accelerate the development of new cures and reduce inefficiencies in how healthcare information is managed. If you're dedicated and ambitious, Applied Informatics is an excellent place to grow your career. Don't hesitate to apply.

As a frontend developer who is proficient with React.js, HTML, CSS, SASS, your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (Redux). You should have experience in technologies like JavaScript, React JS & Redux, HTML and CSS.

Responsibilities ;

- Developing new user-facing features using React.js

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

- Translating designs and wireframes into high quality code

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

Skills :

- Strong proficiency in CSS,SASS, JavaScript, including DOM manipulation and the JavaScript object model

- Thorough understanding of React.js and its core principles

- Experience with popular React.js workflows (Redux)

- Familiarity with newer specifications of EcmaScript

- Familiarity with RESTful APIs

- Experience with common front-end development tools such as Babel, Webpack, NPM, etc.

- Ability to understand business requirements and translate them into technical requirements.

- Ability to learn new technologies quickly.

The process: a quick phone screen, technical interview, take-home exercise then a zoom call with the team.



Read more
Egregore Labs
at Egregore Labs
2 recruiters
Agency job
via InvokHR by Sandeepa Kasala
Remote only
4 - 8 yrs
₹8L - ₹15L / yr
skill iconReact.js
skill iconJavascript
TypeScript
skill iconHTML/CSS

Frontend Developer (ReactJS)

 

Company Profile

Egregore Labs (www.egregorelabs.com) is a financial software company founded in 2017 by Prashant Vijay (ISB, Tulane) & Hari Balaji (IIM Ahmedabad, IIT Madras) both of whom have spent over a decade each in Financial Services, with a majority of their experience at Goldman Sachs across New York, Hong Kong & Singapore in roles across Trading, Quant & Technology.
Opportunity
We are looking for an experienced Frontend engineer with ReactJS development experience to join our team.

Here’s are some of the things you might have to do on any given day:

  • Implement responsive and performant UIs with user centered approach with frontend technologies including ReactJS, Javascript(ES 6), Typescript, SCSS, etc
  • Write meaningful test cases for frontend &amp
  • Integrate our products with 3rd party products/tools/services
  • Develop Infrastructure for delivering services using a performance driven approach, build databases, schedule automated jobs, etc

Ideal Background / Experience

  • At least 5 yrs of diverse experience in web development for product or services oriented environment with exposure to working production deployments
  • Expertise in programming using Python/ReactJS or similar scripting languages
  • In-depth exposure to technologies used in web-based SaaS products, including REST APIs
  • Sound understanding of Postgres and NoSQL databases such as MongoDB

Nice to have exposure to any of

  • AWS
  • Azure
  • ELK
  • Object Relational Models (SQLAlchemy, etc)
  • Google APIs
  • Microservices Architecture Pattern
  • NodeJS / ExpressJS

Work From Home

Read more
Ebizz Infotech
at Ebizz Infotech
3 recruiters
Pooja Soni
Posted by Pooja Soni
Surat
1 - 3 yrs
₹1.8L - ₹5.4L / yr
skill iconAngularJS (1.x)
skill iconAngular (2+)
Grunt
Model-View-View-Model (MVVM)
MVC Framework
+10 more

responsibilities

  • Develop User interfaces for Modern Rich Internet Applications with the latest Front End Technologies
  • Perform product analysis and development tasks of an increasingly complex nature which may require extensive research and analysis.
  • Writing tested and documented JavaScript, HTML and CSS
  • Make design and technical decisions for AngularJS projects.
  • Develop application code and unit test in the AngularJS, Rest Web Services and Java technologies for the Application Development Center. 
  • Ensuring high performance

 

requirements

  • Strong expertise with HTML, CSS, and writicross-browser-compatibleble code.
  • Good understanding of AJAX and JavaScript Dom manipulation Techniques
  • Experience with RESTful services
  • Experience in JavaScript build tools like grunt or gulp
  • Expert in any one of the modern JavaScript MV-VM/MVC frameworks (AngularJS, JQuery, NodeJS, GruntJS)
  • Familiar with testing frameworks (Ex. Jasmine)
  • Test runner framework (Ex. Karma)
  • Hand on and implements complex AngularJS applications, directives, controllers, services
  • Critical thinker and problem-solving skills
  • Team player
  • Good time-management skills
  • Great interpersonal and communication skills
Read more
Media.net
at Media.net
21 recruiters
Ranjana Singh
Posted by Ranjana Singh
Mumbai
4 - 10 yrs
₹12L - ₹30L / yr
skill iconHTML/CSS
skill iconReact.js
skill iconJavascript
AJAX
skill iconNodeJS (Node.js)
+3 more
We are looking for a passionate Front End Engineer to work with our product team. Responsibilities: - Develop new user-facing features - Build reusable code and libraries for future use - Take complete end to end responsibility of a feature/module - Optimize application for maximum speed and scalability - Collaborate with other team members and stakeholders Skills: - Solid Experience with ES6, React (1-2 yrs), Redux/Flux, CSS (Flexbox) - Experience with Node.js is a plus - Experience developing, consuming and enabling RESTful APIs - Experience in developing complex SPAs - Systematic problem solving approach, coupled with a strong sense of ownership and drive Do you live and breathe delivering great user experiences? Does even one pixel out of place violate your standards? Do you love showing great UI Designers new web interface animations, effects and capabilities that could be leveraged for even better user experiences? We are one of the biggest ad-tech companies in the world and we are innovating!
Read more
Codegama LLP
at Codegama LLP
1 recruiter
Vamshi K
Posted by Vamshi K
Bengaluru (Bangalore), Chennai
1 - 3 yrs
₹2L - ₹4L / yr
skill iconReact.js
skill iconJavascript
skill iconRedux/Flux
skill iconJava
skill iconjQuery
+3 more

Requirements:

  • Knowledge of REACT tools including React.js, Webpack, Redux.
  • Experience with user interface design.
  • Excellent troubleshooting skills.
  • Good project management skills.
  • In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.

Skills Required:

  • React (Must), Preferably mobx experience
  • Modern CSS layouts like Flex, Grid
  • Strong fundamentals in OOP design patterns
  • Basic understanding of REST API's

Responsibilities

  • Developing new user-facing features using React.js
  • Building reusable components and front-end libraries for future use
  • Translating designs and wireframes into high-quality code
  • Optimizing components for maximum performance across a vast array of web-capable devices and browsers
Read more
Catalyst IQ
at Catalyst IQ
6 recruiters
Sidharth Maholia
Posted by Sidharth Maholia
NCR (Delhi | Gurgaon | Noida)
3 - 6 yrs
₹12L - ₹18L / yr
skill iconJavascript
skill iconReact.js
skill iconHTML/CSS
skill iconjQuery
*Front End Developer Responsibilities:**
● Determining the structure and design of web pages.
● Ensuring user experience determines design choices.
● Developing features to enhance the user experience.
● Striking a balance between functional and aesthetic design.
● Ensuring web design is optimized for smartphones.
● Building reusable code for future use.
● Optimizing web pages for maximum speed and scalability.
● Utilizing a variety of markup languages to write web pages.
● Maintaining brand consistency throughout the design.

**Front End Developer Requirements:**
● Degree in Computer Science or related field.
● Understanding of key design principles.
● Proficiency with HTML, CSS, JavaScript, Reactjs and jQuery.
● Understanding of server-side CSS.
● Experience with graphic design applications such as Adobe Illustrator.
● Experience with responsive and adaptive design.
● Understanding of SEO principles.
● Good problem-solving skills.
● Excellent verbal communication skills.
● Good interpersonal skills.
Read more
Disruptive HR Tech Platform
Disruptive HR Tech Platform
Agency job
via Unnati by Aakriti Parmar
NCR (Delhi | Gurgaon | Noida)
2 - 8 yrs
₹5L - ₹15L / yr
skill iconReact.js
skill iconJavascript
skill iconHTML/CSS
skill iconVue.js
If you are a tech specialist motivated to combine the art of design with the art of programming, then job is for you.
 
Our client was founded in 2015 by serial entrepreneurs who are an alumnus of IIT Bombay who collectively have more than 2 decades of experience in organisations like EY, UIDAI, HSBC, Deustche Bank etc. The product is a consent-based trust-platform that modernizes verifications and background checks in India.
 
Companies get access to a modern, tech-driven platform that handles background verification across various checkpoints (identity, residence, legal etc) of their new joinees. The whole process is seamlessly integrated and driven by a tech platform that enables employers to get real-time information and allows them to conduct pre-employment verification in a more cost-effective way. Their clients include some of India's fastest-growing e-commerce companies.
 
As Frontend Developer, you will be building high-performing, scalable, enterprise-grade applications, to join and drive company's vision and take it to a larger scale.
 
What you will do:
  • Developing new user-facing features.
  • Working alongside product to understand our requirements, and designing, developing and iterating, thinking through the complex architecture.
  • Writing clean, reusable, high-quality, high-performance, maintainable code.
  • Ensuring the technical feasibility of UI/UX designs and optimizing applications for maximum speed.
  • Researching and applying new technologies, techniques, and best practices.
 

What you need to have:

  • Experience in working on frameworks like React and VueJS
  • Excellent teamwork skills, flexibility, and ability to handle multiple tasks.
  • Strong understanding of Object-Oriented Programming, Data Structures, and Algorithms .
  • Strong knowledge of Javascript, HTML5, CSS3.
  • Extensive experience working on Javascript

Experience: 2 to 7 years

Read more
Paysense Services India Pvt Ltd
Pragya Singh
Posted by Pragya Singh
Mumbai, NCR (Delhi | Gurgaon | Noida)
2 - 6 yrs
₹10L - ₹30L / yr
skill iconJavascript
skill iconHTML/CSS
skill iconReact.js
About Paysense:Paysense is Nexus and Naspers funded startup focussed on improving the financial lives of the indian consumer. In an exclusive partnership with India Infoline (IIFL ~$600 mn networth), we are reinventing credit and access to it for the next billion Indian consumers. Traditional banks and lending institutions in India are serving less than 5% of all credit requirements. Primary sources of data on consumer spend and credit behaviour either do not exist, or, are fundamentally broken. We saw this as a challenging opportunity to build out large scale credit system from scratch. Our team comprises of engineers, data scientists and product leaders from Stanford, IIT and UCLA; and we are looking for mission driven team mates who are ambitious, work hard, are super smart and yet humble. If this sounds like you, we’d love to have a chat.About the job:We are looking for a JavaScript developer who will be working on one or more web applications that help customers get access to credit instantly through a completely paperless process. Your primary focus will be on developing user interface components and ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.Key qualifications:- Strong knowledge of Javascript, HTML and CSS- 2+ years professional javascript experience.- Avid learner who follows and/or participates in dev community events and content.- Real passion for UX and developer experience- Knowledge of at least one UI library/framework (e.g. Vue/React).- Familiar with tooling such as Webpack and NPM.- Experience implementing complex data flows using Redux or another flux inspired data flow library.Nice to have:- Impactful contributions to open source projects.- Knowledge of continuous integration methodologies and systemsEducation:BS in Computer Science or a related technical field or equivalent practical experience.
Read more
Sensight Technologies
at Sensight Technologies
1 video
2 recruiters
Barun De
Posted by Barun De
Bengaluru (Bangalore)
3 - 7 yrs
₹4L - ₹6L / yr
skill iconJavascript
JSON
skill iconHTML/CSS
skill iconAngularJS (1.x)
Search Engine Optimization (SEO)
Responsibilities ============== 1. Build advanced web applications based on user interface design concepts 2. Unit-test code for robustness, including edge cases, usability, and general reliability. 3. Work on bug fixing and improving application performance. 4. Continuously discover, evaluate, and implement new technologies to maximize development efficiency and quality Key skills ========= 1. You are an expert in HTML5, CSS3/LESS/SASS, JavaScript 2. Knowledge and experience in working with development frameworks such as AngularJS or similar 3. Experience working with remote data via REST and JSON 4. Experience with third-party libraries and APIs 5. You have experience developing mobile first, responsive websites 6. You have experience in translating UI designs into reality and actively push the boundaries on the UI design possibilities 7. Deep and cutting edge knowledge of the general web landscape, architectures, trends and emerging standards 8. You have well-honed approaches to increase page load speed, manage cross browser compatibility issues and usability of the site across devices 9. Good understanding and experience in implementing SEO principles and best practices 10. Experience in integrating web analytics and other third party applications for tracking user behavior on site will be a plus 11.Knowledge of build tools such as Grunt/Gulp and version control tools such as Git 12. Good written and verbal communication skills You should be ============ 1. A keen learner, open to understanding new technologies and frameworks 2. An active participant in decisions, and enjoy working in a fast paced, collaborative startup environment 3. An ability to challenge status quo and look for improvements 4. Love creating web applications that are truly awesome.
Read more
Why apply to jobs via Cutshort
people_solving_puzzle
Personalized job matches
Stop wasting time. Get matched with jobs that meet your skills, aspirations and preferences.
people_verifying_people
Verified hiring teams
See actual hiring teams, find common social connections or connect with them directly.
ai_chip
Move faster with AI
We use AI to get you faster responses, recommendations and unmatched user experience.
Did not find a job you were looking for?
icon
Search for relevant jobs from 10000+ companies such as Google, Amazon & Uber actively hiring on Cutshort.
companies logo
companies logo
companies logo
companies logo
companies logo
Get to hear about interesting companies hiring right now
Company logo
Company logo
Company logo
Company logo
Company logo
Linkedin iconFollow Cutshort
Users love Cutshort
Read about what our users have to say about finding their next opportunity on Cutshort.
Shubham Vishwakarma's profile image

Shubham Vishwakarma

Full Stack Developer - Averlon
I had an amazing experience. It was a delight getting interviewed via Cutshort. The entire end to end process was amazing. I would like to mention Reshika, she was just amazing wrt guiding me through the process. Thank you team.
Companies hiring on Cutshort
companies logos