Senior Frontend Developer

Hiring for UI Developer

Exp : 6 - 12 yrs

Edu : BE/B.Tech

Work Location : Mumbai / Bengaluru Hybrid

Work Timings : 12:30 PM to 9:30 PM

Must Have Skills :

3+ years of front-end development experience building production-grade web applications.

Proficiency in modern JavaScript frameworks (React preferred) and responsive design principles.

Experience working with Figma or equivalent tools (Adobe XD, Sketch) for design-to-development workflows.

Strong knowledge of HTML5, CSS3, TypeScript, and accessibility standards (WCAG/ARIA).

Familiarity with Git, Azure DevOps, or similar version control and CI/CD tools.

Ability to translate design systems into scalable, maintainable code

Senior React Developer – Trading & Fintech (Broker-Focused Solutions)

About Us:

At Tradelab Technologies Pvt Ltd, we don’t just build web applications, we create high-performance trading platforms tailored for brokers and financial institutions. Our platforms power real-time market analysis, ultra-low-latency trade execution, and seamless broker-client interactions.

What We Expect:

• 2+ years of front-end development experience, with 2+ years specializing in React.js.
• Deep expertise in React, Next.js, TypeScript, and state management libraries (Redux, Recoil, Zustand, etc.).
• Proven experience in building and optimizing ultra-responsive, high-performance trading platforms for brokers.
• Strong understanding of financial data visualization, real-time charting, order book mechanics, and trade execution workflows.
• Hands-on experience with real-time data streaming, WebSockets, FIX protocol, and API integrations for brokerage services.
• In-depth knowledge of performance optimization, server-side rendering, and rendering strategies for trading dashboards.
• Security-conscious mindset—you know how to build secure, compliant fintech applications that handle sensitive brokerage and trading data.
• A problem-solving mentality that thrives under pressure—brokers depend on our platforms for seamless trade execution, and we deliver nothing less than perfection.

What You Will Do:

• Lead the front-end development of trading applications designed specifically for brokers and financial institutions.
• Architect and optimize blazing-fast, low-latency web applications that ensure brokers can execute trades with unmatched speed and accuracy.
• Design and implement high-performance data visualization components—live stock charts, trade analytics, real-time market depth, and complex order books.
• Work closely with brokers, backend engineers, and UX designers to craft seamless, intuitive, and highly secure trading solutions.
• Solve hard problems at scale—whether it’s optimizing execution speeds, handling high-frequency WebSocket updates, or ensuring zero downtime during peak trading hours.
• Innovate and experiment with cutting-edge front-end technologies to push the boundaries of brokerage solutions.
• Own your work end-to-end—from concept to deployment, ensuring traders and brokers get a flawless user experience.

Must-Have Skills:

• Proven expertise in Front-end development with React.Js
• Deep expertise in React, Next.js, TypeScript, and state management libraries (Redux, Recoil, Zustand, etc.).
• Proven experience in building and optimizing ultra-responsive, high-performance trading platforms for brokers.
• Strong understanding of financial data visualization, real-time charting, order book mechanics, and trade execution workflows.
• Hands-on experience with real-time data streaming, WebSockets, FIX protocol, and API integrations for brokerage services.

Nice-to-Have Skills:

• Experience working on brokerage trading platforms, order management systems (OMS), or risk management tools.
• Contributions to open-source React trading libraries or a portfolio of real-time financial applications.
• Knowledge of regulatory compliance, order execution policies, and broker risk management tools.
• A track record of leading front-end teams, mentoring developers, and driving architectural decisions.

Why Join Us?

• Work with elite engineers and brokerage professionals in the fast-moving world of trading technology.
• Build platforms that brokers, traders, and financial institutions depend on daily.
• A culture that values bold innovation, real-time execution, and pushing the limits of brokerage tech.
• Expect challenges, high expectations, and a relentless pursuit of performance and precision.
• Competitive compensation, performance-driven growth, and a real opportunity to lead and shape the future of trading web applications for brokers.

If you’re obsessed with performance, thrive under market pressure, and are driven by results, we want you on our team. This is your chance to solve some of the toughest front-end challenges in brokerage and fintech. Step up. Apply now.

Certa (getcerta.com) is a Silicon Valley-based tech product start-up that is automating the vendor, supplier, and other stakeholder onboarding processes (think background checks, agreements, and the works) for companies across industries and geographies. With multiple Fortune 500 and Fortune 1000 clients, at Certa's tech team, you will be working on stuff that is changing the way huge companies do business.

Must Haves:

• Experience developing enterprise-grade quality software.
• 3+ years of experience building large-scale front-end applications using React.
• 3+ years of experience using type-safe JavaScript-based languages, such as TypeScript.
• Understanding of modern frontend ecosystems, including Bundling(preferably using vite) Linting, Testing, Releasing.
• Success with mentoring mid-level & junior Engineers.
• Experience in Agile software development methodologies.
• Experience writing automated tests (e.g., Vitetest, Cypress, Jest, Testing Library).
• Experience in building, scaling & maintaining a design system from scratch.
• Experience in improving rendering as well as delivery performance for front-end applications.
• Experience in writing semantic HTML.
• Experience in building scalable, responsive, and cross-browser-compatible web applications.
• Experience in a peak-performance organization, preferably a tech startup.
• Experience working with a remote team.
• Data analysis experience, and understanding of how analytics can help with product decisions.

Bonus:

• Experience building integrations and data synchronizations with event pub/sub-models.
• Experience with WebGL
• Experience in building offline applications using Web Workers
• Open source contributions.
• Running his/her own blog.
• Experience with building 100% keyboard and screen reader-accessible applications.
• Experience setting up and customizing JavaScript tooling and building systems.

• Participate heavily in the brainstorming of UI/UX architecture and feature design
• Interface with external customers and key stakeholders to understand and document design requirements
• Work cross-functionally with Engineering, Data Science, Product, UX, BD, and Infrastructure teams
• Drive best coding practices across the company (i.e. documentation, code reviews, coding standards, etc)
• Perform security, legal, and license reviews of committed code
• Complete projects with little or no supervision from senior leadership

• Must have at least 2+ years experience in front-end web development with the following tools: HTML5, CSS, Webpack, Responsive web design, ReactJS (Components, Router, Redux, Flux, Chart Libraries i.e. Google Charts), Node.js, REST APIs, and other essential features)
• Built and deployed customer-facing services and products at scale
• Developed unit and integration tests
• Solid instruction-level understanding of Object Oriented design, data structures, and software engineering principles

• You have a strong background in natural language processing, statistical modeling, and/or machine learning
• Experience with open source projects in a startup environment
• Experience with large-scale distributed systems that have thousands of microservices and manages millions of transactions per day
• Worked on products where experimentation and data science are core to the development
• Experience with Python and API frameworks (Flask)
• BS, MS or equivalent

Frontend Developer (ReactJS)

About Company

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.

We will share our workload as a team and we expect you to work on a broad range of tasks.

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 3 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

Must Have: ReactJS, Javascript, HTML5, CSS3, Databases (SQL & NoSQL)

Work From Home

Package: upto 10L

1) Ruby on Rails:

Experience Required: 2.5 -5 years

Max. Budget: 18 LPA

Job Description-

• Designing and developing new web applications.
• Maintaining and troubleshooting existing web applications.
• Writing and maintaining reliable Ruby code.
• Integrating data storage solutions.
• Creating back-end components.
• Identifying and fixing bottlenecks and bugs.
• Integrating user-facing elements designed by the front-end team.
• Connecting applications with additional web servers.
• Maintaining APIs.
• Good Communication skills

Preferred work from the office but can provide remote work as well.

Note: Please avoid NCR and south Indian candidates.

UI Developer

Notice Period: 45 days 

Banyan Data Services (BDS) is a US-based Infrastructure services Company, headquartered in San Jose, California, USA. It provides full-stack managed services to support business applications and data infrastructure.  We do provide the data solutions and services on bare metal, On-prem, and all Cloud platforms. 

We are looking for UI Developer whose primary task will be to design and implement user interfaces for maximum usability and performance in web applications.

If you have a creative mind, top-notch technical skills, a strong sense of user interface design, and are passionate to be a part of a rapidly growing rocket ship startup, run by a world-class executive team then you are on right track.

Key Roles & Responsibilities

· Work in a team to design and build software applications to function across multiple platforms and technologies.

· Use coding to develop the aesthetics implemented within a website or product, from the layout menus and drop-down options to colors and fonts

· Combine interface design concepts with digital design and establish milestones to encourage cooperation and teamwork

· Develop overall concepts for improving the user experience within a business webpage or product, ensuring all interactions are intuitive and convenient for customers

· Write code in addition to testing and debugging code on a variety of platforms to comply with company standards

· Perform the technical analysis on both new and existing applications and their performance in several system formats

· Collaborate with back-end web developers and programmers to improve usability

· Seek to enhance the user experience by creating seamless navigation through various digital programs and interfaces within the company

· Create surveys for research through various social media platforms to gather feedback on user's ease of use and incorporate the findings in the development

Key Skills & Qualification

· 3+ years of demonstrated experience in creating and implementing UI development

· 2+ years of professional experience in Native React

· Highly proficient in rendering components with Native APIs

· Hands-On experience in JavaScript, modern JavaScript, HTML, Materialized CSS, Bootstrap, React.js

· Highly proficient in one or more libraries I.e Redux, Redux with hooks, Redux with Thunk, React Router, for state managing and routing in addition to React.

· Proficient in using Git as a control system

· Good understanding of MVC frameworks

· Should have knowledge of Architectural design pattern

· Understanding and grasp of Agile development and Scrum practices

· Flexibility and deadline-driven

· Professional written and interpersonal skills

· Ability to prioritize and manage multiple milestones and projects efficiently

· Advanced problem-solving skills and the ability to optimize code for the best possible outcome

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