
Lead Frontend / Fullstack developer
at A Series E, 3.1 Billion $, Bay area Payment company
Senior / Lead Full Stack or Frontend Engineer
Full Time, Permanent
Location: Bangalore (Currently Remote, Post Pandemic you need to relocate)
Hiring for a Series E, 3.1 Billion Dollar rapidly growing organisation focused on payments, marketing and customer loyalty.
- To take ownership of delivering performant, scalable and high quality cloud based software, both frontend and backend side.
- Code reviews.
- Mentoring Team members to develop in line with product requirements.
- Collaborate with Senior Architect for design and technology choices for product development roadmap.
- Thorough knowledge of developing cloud based software including backend apis and react/angular based frontend.
- Thorough knowledge of scalable design patterns and message based systems such as Kafka, RabbitMq, Redis, MongoDB, ORM, Sql etc.
- Experience with AWS services such as S3, IAM, Lambda etc.
- Expert level coding skills in NodeJs,TypeScript,Scala,ReactJs,Angular.
- Eye for user centric mobile first designs on the frontend.
- Experience with hybrid frontends such as react-native, electronJs is a plus.

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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.
About One Impression
One Impression is one of the world’s largest influencer marketing platforms, working with 300+ global brands like Unilever, Nestle, and Amazon to connect with a diverse creator network. Our platform empowers brands and creators to collaborate seamlessly and scale their reach. To capture a significant share of global media ad spend, One Impression is quickly becoming the industry’s go-to influencer marketing platform.
Job Overview
We are looking for a seasoned Senior Frontend Engineer (SDE III) with over five years of experience to lead, mentor, and grow a high-performing engineering team. The ideal candidate will have extensive hands-on experience in software development, deep technical expertise, and a proven track record of successfully leading large-scale engineering teams and projects. This role requires strategic leadership, the ability to manage complex technical challenges, and the ability to drive innovation while ensuring operational excellence.
As a Frontend Lead, you will collaborate with key stakeholders across the business, product management, and operations to ensure alignment with the organization’s goals and play a critical role in shaping the technology roadmap and engineering culture.
Key Responsibilities:
- Leadership and Team Development: Lead and inspire a team of engineers, fostering a culture of innovation, accountability, and continuous improvement. Manage the hiring, training, and career development of engineering staff.
- Strategic Planning: Work closely with senior leadership to develop and implement engineering strategies that support business objectives. Define technology roadmaps and ensure alignment with organizational goals.
- Technical Excellence: Guide the team in designing and implementing scalable, robust software systems. Drive the adoption of best practices in architecture, coding standards, and software testing to ensure high-quality product delivery.
- Project and Program Management: Oversee the successful delivery of engineering projects, ensuring deadlines, quality standards, and budget constraints are met. Use agile methodologies to manage the development process and resolve bottlenecks.
- Cross-functional collaboration: Collaborate with Product Management, Design, Business, and Operations teams to define project requirements and deliverables. Ensure the smooth integration of engineering efforts across the organization.
- Risk Management: Anticipate and mitigate technical risks and roadblocks. Proactively identify areas of technical debt and drive initiatives to reduce it.
- Stakeholder Communication: Act as the technical point of contact for stakeholders, providing regular updates on project progress, resource allocation, and performance metrics. Communicate complex technical concepts to non-technical stakeholders.
Required Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field
- 5+ years of experience in software engineering.
- Proven track record of successfully delivering large-scale, high-impact software projects.
- Strong understanding of software architecture, design patterns, and scalable system design.
- Expertise in multiple programming languages and modern development frameworks. For this we require expertise in JS/React, and React Native.
- Experience working with REST APIsMust have a knack for developing good looking frontend apps.
- Experience with cloud infrastructure (AWS), microservices, and distributed systems.
- Experience in delivering full-stack B2B/SaaS applications including mobile applications, web frontend, and a scalable backend.
- Excellent problem-solving skills, with the ability to diagnose and resolve complex technical challenges.
- Strong communication and interpersonal skills, with the ability to influence and inspire teams and stakeholders at all levels.
Why Join One Impression?
- Be a part of one of the largest influencer marketing platforms globally, working with top brands and influencers.
- Opportunity to lead and shape a fast-growing marketplace product.
- Competitive salary and benefits package.
- A collaborative and innovative work culture in a rapidly scaling company.
About Our Client
Our client is a Currency Exchange in India. Built with user experience and security in mind, Our Client provides instant fiat to crypto conversions with zero fees, so that users can have access to a diverse suite of financial products and services that are backed by industry-leading security processes and insurance protection. Our Client aims to be the global gateway to cryptocurrencies. Its proprietary liquidity aggregation model provides its users with access to liquidity from leading global crypto exchanges. Our Client is recognized and awarded for its contribution to the Indian emerging tech space.
Why Our Client?
Cryptocurrency Traders are looking for a strong global platform that can help them trade faster, better and smarter. We are building a platform that can solve their needs. The opportunity is big, and the journey is tough. Now that’s a challenge that needs to be addressed. You do that. You are phenomenal in solving these complex challenges. You help our team do more.
As a Front End Developer - Angular, you do all of the above and more. You make a difference.
What will I do?
- Delivering a complete front end application
• Ensuring high performance on mobile and desktop
• Writing tested, idiomatic, and documented JavaScript, HTML, and CSS
• Coordinating the workflow between the graphic designer, the HTML coder, and yourself
• Cooperating with the back-end developer in the process of building the RESTful API
• Communicating with external web services
• Ensure high-quality graphic standards and brand consistency
• Stay up-to-date on emerging technologies
• Write functional requirement documents and guides
What skills should I have?
- Must have 2+ years of experience in frontend development with an internet startup.
- Deep knowledge of Angular practices and commonly used modules based on extensive work experience
- Proficiency with JavaScript and HTML5
- Extensive knowledge of CSS and JS methods for providing performance visual effects and keeping the frame rate above 30fps at all times
- Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
- Creating custom, general use modules and components which extend the elements and modules of core Angular
- Ability to understand business requirements and translate them into technical requirements
We are looking for a React JS/React-Native developer interested in building performant and pixel-perfect web applications. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.
Responsibilities
- Build pixel-perfect, buttery smooth UIs across both web and mobile platforms.
- Diagnose and fix bugs and performance bottlenecks for performance that feels native.
- Reach out to the open-source community to encourage and help implement mission-critical software fixes—ReactJS moves fast and often breaks things.
- Maintain code and write automated tests to ensure the product is of the highest quality.
- Build and deliver features end to end. (frontend and backend)
Skills
- Firm grasp of the JavaScript and TypeScript language and its nuances, including ES6+ syntax
- Knowledge of functional or object-oriented programming
- Ability to write well-documented, clean Javascript code
- Rock solid at working with third-party dependencies and debugging dependency conflicts
- Understanding of Firebase cloud functions, firestore and offline storage
- Experience with automated testing suites, like (Jest or Mocha)
Senior React JS Developer
Responsibilities:
Translate Business requirements into Technical Requirements and conceptualize solution by breaking it up into logical units of work.
Plan and execute product roadmap with product manager and other stakeholders.
Develop and implement integration solution with high quality, exception handling and low maintenance in accordance with the project timeline, adherence to global standards/principles, design standards
Provide support and documentation to assist in sustaining the project during the transition to production by working closely with production support team during production release and troubleshooting production issues
Responsible for effectively communicating the plan, status and updates to stakeholders and scrum team
Proactively raise issues to Product Owner and Scrum leads when necessary
Independently assess and represent development team - covering all aspects of technical feasibility, complexity and timelines during project / program review meetings.
Lead , manage , mentor team of developers.
Design and build new features, simplify existing services, and scale our systems as we rapidly grow and evolve
Create reusable patterns that improve the consistency of the codebase
Collaborate with your engineering teammates through planning, pairing, testing, reviewing and delivery of the features that you build
Work with the product team to translate powerful ideas into everyday business value
Write sustainable, testable, high-quality, high-performance code
What Makes You a Great Fit
6+ years of relevant front-end development experience writing modular / reusable / Object Oriented / functional Javascript code.
At least 5 years of working experience on React JS framework
Firm grasp of JavaScript (or Typescript) and its nuances, including ES6+ syntax
Strong expertise with HTML5, CSS3 (with media queries) and writing cross-browser compatible code
Grid system understanding
CSS preprocessor experience (SASS or LESS), Responsive design, Accessibility
Familiarity with code versioning tool like GitHub.
Experience with RESTful services
A strong, demonstrable portfolio of past web applications including websites.
Self-motivated, fast learner with attention to detail and quality
Excellent diagnostic, troubleshooting, and communication skills
Required Skills:
6+ Years of experience
Should be able to work independently and must be hands on in development.
Should be able to take a problem and produce an architectural pattern plus a proof of concept utilising best practices when it comes to developing enterprise integration software.
Should have excellent analytical and problem solving skills.
Strong proficiency with Spring Boot, Microservices, Spring MVC, Coding and Spring Integration.
Knowledge of enterprise integration patterns and asynchronous messaging patterns is required.
Experience with working with process modelling software is a nice to have.
Experience in working with rule based systems is a nice to have.
Strong fundamentals in object oriented programming is a must have.
Experience in working with at least one relational and one no sql database is preferred.
Strong experience in working and designing message structures using xml and json.
Strong knowledge of SDLC Lifecycle Process and Agile Methodology.
Experience in BPMN would be added advantage.
Experience in working with security protocol (e.g. TLS, OAuth) and understands security in development.
Experience with containerization using Docker, orchestration using Kubernetes, Continuous Integration/Delivery tools - Jenkins, Maven, GIT.
Experience in Messaging with MQ based Messaging Systems.
Communication:
Should be able to communicate effectively with product team members, clients and stakeholders.
Clarifies and communicates product objectives and problem solving.
Roles and Responsibilities
- Lead the delivery of high quality, innovative, flexible, cost-optimized and scalable technical solutions that meet business requirements
- Design, Develop, test and maintain software applications with MVC architectures, Micro services and scalable cloud native apps.
- Perform hands-on coding and provide thoughtful code reviews
- Mentor and lead team members to continuously improve quality and productivity of deliverables
- Demonstrate ability to work within an agile team as well as collaborate with many other teams on design and implementation strategies. Follow SCRUM Agile Development methodology
- Effective Communication Skills- An ability to express your ideas to the recipient & Co-ordinate and communicate with cross functional team along with client's team
- Problem Solving, Hustler - Get Stuff Done, Self-Disciplined Open-minded, User Focused, Adaptive
- Lean Principles & Analytical Thinking
- Project planning, timelines and milestones for execution and deliverables
- Participate into the Evaluation Review of your team member
Desired Candidate Profile
- Experience in building enterprise web application using ReactJS as the frontend framework
- Experience with Redux and React Hooks
- Expert in HTML5, CSS3
- Experience in Bootstrap4 or CSS pre-processor like Less or Sass is highly desirable
- Strong knowledge of best practices and modern web design trends is necessary.
- Some experience with modern web-based typography.
- Excel at rapid prototyping and at writing good code.
- Experience with testing/debugging in multiple browsers and platforms.
- Expertise in using Javascript
- Should have worked on REST client and WebSockets
- Should be able to write Unit testing using any one of the frameworks like Cypress, Jasmine, Karma, Jest , Enzyme or any other similar framework.
- Should have experience in either one of the Build scripts like Gulp or Grunt or Webpack
- Low-Latency UI, Page optimization, and bundle build+caching
- Problem-solving and debugging skills
- Component-based architecture
1. Core Java.
2. Thorough understanding of React.js and its core principles.
3. Strong proficiency in JavaScript, JQUERY, including DOM manipulation and the JavaScript
object model.
4. Experience with popular React.js workflows (such as Flux or Redux).
5. Knowledge of modern authorization mechanisms, such as JSON Web Token, SSO
authentication.
6. Familiarity with RESTful APIs.
7. Familiar with Linux
8. Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
9. Familiarity with Spring Boot, Hibernate (JPA)
10. Oracle or any other DB experience
11. Any J2EE server or Tomcat container experience required
*Only Immediate Joiners
DESCRIPTION
We are looking for a great Frontend developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will 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.
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
REQUIREMENTS
- 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 or Redux)
- Familiarity with newer specifications of EcmaScript
- Familiarity with RESTful APIs and sockets
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Familiarity with modern front-end build pipelines and tools
- Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
- Ability to understand business requirements and translate them into technical requirements
- A knack for benchmarking and optimization
- Familiarity with code versioning tools
- Experience with PWAs and React Native is a huge plus
We want a team member who strives to develop a first-class codebase using best practices and be proficient in Angular, Asp.NET, MVC, Asp.NET Core, SQL, JavaScript, jQuery.
Responsibilities:
The candidate would be responsible for client interaction, understanding requirements, coding, designing architecture, and scheduling on the ASP.Net platform
Design, develop, and maintain both new and existing code
Translate mockups and wireframes into functioning front-end code
Write and maintain documentation for new and existing features
Keep up-to-date on best practices and new technologies
Work with Product Management to analyze requirements
Collaborate on technical architecture and design
Meeting both technical and consumer needs
Staying abreast of developments in web applications and programming languages
Requirements:
5+ years of minimum total work experience
Minimum 3+years experience in Asp.NET
Minimum 2+years experience in Asp.NET Core
Hands-on experience of AJAX, HTML Bootstrap CSS JavaScript jQuery skills is required.
Ability to handle complex application features, prepare technical designs, and write the program.
Strong understanding and hands-on experience of ASP.NET with maintaining MS SQL Server objects and handling performance issues
Having experience in any ORM (Microsoft entity framework or LinqToSQL).
Candidate must have strong hands-on OOPS concepts and should have Strong programming skills.
This job is also known as ASP.Net developer, Angular developer, etc.
Benefits-
Flexible work hours
Work-Life Balance
Employee friendly work culture
Rapid growth, learning opportunities, and talent development









