Senior UI Engineer

Role: UI Lead

Exp: 8+ Years

CTC: up to 30 LPA

Mode of Interview: 2 rounds onsite + 2 online

Key Responsibilities: 

• Lead the UI team in designing and developing scalable, responsive, and performant user interface components. 
• Define and enforce UI coding standards, best practices, and guidelines. 
• Collaborate with UX designers to translate wireframes and prototypes into high-quality code. 
• Work closely with product managers to understand requirements and translate them into technical solutions. 
• Mentor and coach UI developers, providing guidance and support on technical challenges. 
• Conduct code reviews to ensure code quality, performance, and adherence to design principles. 
• Stay updated with the latest UI trends, technologies, and best practices. 
• Drive innovation and continuous improvement within the UI development process. 

Required Skills and Qualifications: 

• Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent work experience). 
• Proven experience (>8 years) as a UI developer with expertise in HTML5, CSS3, JavaScript/TypeScript 
• Proven experience in front-end frameworks React (must), Angular(good to have), Vue.js(good to have). 
• Solid understanding of responsive web design, accessibility, and cross-browser compatibility. 
• Experience leading a team of UI developers in an agile environment. 
• Strong problem-solving skills and ability to troubleshoot complex issues. 
• Excellent communication skills with the ability to collaborate effectively with cross-functional teams. 

Director - Frontend | Snapmint

Location: Gurgaon (Unitech Cyber Park, Sector 39)

Work Days: Monday – Friday

Experience: 12-16 years

About Snapmint: Founded by serial entrepreneurs from IIT Bombay, Snapmint is redefining how banking works by building the experience from the ground up. Our flagship offering provides 0% interest purchase financing to over 300 million banked Indian consumers even those without credit cards — through instant credit scoring and advanced underwriting systems.

By evaluating hundreds of data points beyond traditional credit models, we deliver real-time credit approvals, seamless digital loan servicing, and repayments — revolutionizing financial access for the modern, smartphone-first Indian consumer.

https://snapmint.com/

Job Overview:

We’re looking for a Director of Frontend Engineering with a strong focus on Web (React/Next.js) to lead the design, architecture, and execution of Snapmint’s consumer-facing platforms. This role will own web engineering at scale, while also overseeing Android frontend teams to ensure consistency, performance, and a unified user experience across platforms.

You will be responsible for building and scaling high-performance, modular frontend systems that serve millions of users, with a strong emphasis on design thinking, component reusability, and engineering excellence. This is a strategic leadership role that demands a deep understanding of web technologies, system architecture, and modern frontend design patterns, coupled with the ability to mentor teams and drive execution at speed.

🔧 Key Responsibilities:

• Own the frontend web strategy, architecture, and roadmap, focusing on React.js, Next.js, and scalable design systems.
• Lead and mentor web engineers to build modular, maintainable, and high-performing web applications.
• Collaborate with Product, Design, and Backend teams to deliver intuitive and performant cross-platform experiences.
• Oversee the Android frontend team (Kotlin, Jetpack Compose), ensuring consistency in UX, shared design principles, and code quality across platforms.
• Drive the development of design systems and component libraries that scale across web and mobile.
• Champion frontend modularization and micro-frontend architecture to support faster development and easier codebase management.
• Ensure adherence to code quality, performance, security, and accessibility standards.
• Implement best-in-class observability, error tracking, and performance monitoring tools (e.g., Sentry, Firebase, Lighthouse).
• Lead UI experimentation efforts (e.g., A/B testing, feature flags), continuously improving UX based on data.
• Foster a culture of continuous learning, technical excellence, and collaborative innovation within the frontend engineering teams.
• Keep the engineering org updated with the latest in frontend tech, frameworks, and tooling.

✅ Requirements:

• Bachelor’s or Master’s in Computer Science, Engineering, or related field.
• 12+ years of software engineering experience, with 8+ years in frontend development and 5+ years in technical leadership roles.
• Deep hands-on expertise in:

○ React.js, Next.js, JavaScript/TypeScript

○ Component-driven architecture, server-side rendering (SSR), static site generation (SSG)

○ Building and scaling design systems and modular UIs

• Strong understanding of web performance optimization, SEO, cross-browser compatibility, and accessibility standards (WCAG).
• Experience building scalable consumer-facing applications with millions of users.
• Exposure to Android frontend development (Kotlin/Jetpack Compose) with ability to guide and align mobile teams on UI/UX consistency.
• Familiarity with DevOps for frontend: CI/CD pipelines, feature flagging, analytics, and deployment strategies.
• Passion for design thinking, user-centric product development, and pixel-perfect implementation.
• Strong problem-solving, project management, and communication skills.
• 
  

Requirements

Must have (1.5 - 10) years of experience in front end development in 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 30 fps at all times

Thorough understanding of the responsibility 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 in to technical requirements

Roles and responsibilities

Delivering a complete front end application

Ensuring high performance on mobile and desktop

Writing tested, idiomatic and documented Javascript, HTML, CSS

Co-ordinating the workflow between graphic designer, HTML coder and yourself

Cooperating with the back end developer in the process of building restful API

Communicating with external webservices

Ensure high quality graphic standards and high consistency

Stay up to date on emerging technologies

Write functional requirement documents and guides

Must have skills (Angular 6, CSS, HTML, Javascript (ES5 and ES6), rest ful API, Product company / startup experience)

Tasks and Responsibilities:

• Detailed technical analysis and specifications;

• Technical artifacts for new releases and automated tests as appropriate;

• Participation in meetings with the project team;

• Inputs to team lead for monthly activity and status reports of the team;

Profile:

• Bachelor or Master degree;

• +5 years of professional experience in software development;

• +3 years of hands-on Java or Node.js/Typescript development experience;

• Knowledge of JSF, Angular or Wicket;

• Knowledge of Docker, Solr/Elastic and/or Amazon Web Services (lambda, dynamodb, IAC, cognito, SNS, SQS, step-functions, cloud watch, log group, https codes used in REST api) is an advantage;

• Fluent in English

• Develop new user -facing features
• Build reusable code and libraries for future use
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Assure that all user input is validated before submitting to back-end
• Meeting with the development team to discuss user interface ideas and applications.
• Reviewing application requirements and interface designs.
• Identifying web-based user interactions.
• Developing and implementing highly responsive user interface components using react concepts.
• 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.

• Bachelor’s degree in computer science, information technology, or a similar field.
• Minimum 2 years experience working as a react.js developer.
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Knowledge of REACT tools including React.js, Web pack, Enzyme, Redux, and Flux.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.
• Excellent troubleshooting skills.
• Good project management skills.
  
  About Haber
  At HABER, we are solving the challenges of tomorrow, today. We are bringing together the best minds in process, engineering, computing and chemistry to develop solutions to address some of the world’s toughest challenges – water and energy scarcity and sustainability. Over the past few years there has been an explosion in unstructured data across industry driven by affordable sensing technologies and adoption of analytical instrumentation. This sudden increase in data has resulted in industries spending significant amounts of time collecting, organizing and analysing content and very little time driving value with the data. HABER is focused on reversing this trend by helping our customers spend less time collecting and analysing data and more time using HABER’s platform to drive efficiency, identify issues before they happen and uncover hidden potential. Follow us on Twitter @haber_tech or LinkedIn at linkedin.com/company/haber-technologies or visit us at haberwater.com/careers
  
   

About Company: Spica Systems (https://spicasys.com )

Spica Systems is a Silicon Valley based start-up, established in 2019 and are recognized as experts in building products and providing R& DandSoftware Development services in wide range of leading-edge technologies such as LTE, 5G, Cloud Services (Public -AWS, AZURE, GCP, Private -Openstack) and Kubernetes. Ithasa highly scalable and secured 5G Packet Core Network, orchestrated by ML powered Kubernetes platform, which can be deployed in various multi cloud modealong with a test tool. Headquartered in San Jose, California, we have our R& D centre in Sector V, Salt Lake Kolkata.

• Looking for a Software developer who will work on the product's Web UI side
• Hands on and working experience with React JS
• Experience in WebUI using Javascript technology.
• Experience: 2-4 years of React development in a team environment
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Knowledge of REACT tools including React.js, Webpack, Redux.
• Experience with user interface design. Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.

Education: Bachelors/Masters in Computer Science, IT or Mathematics or Engineering

Traits: Quick learner, open minded, willing to learn

The ideal candidate will be responsible for designing, developing, testing, and debugging responsive web and mobile applications for the company. Using JavaScript (React), HTML, and CSS, this candidate will be able to translate user and business needs into functional frontend design. Someone with prior experience with Gatsby, Hasura, Redux, etc and live projects to showcase will get prioritised.

Responsibilities

• Designing, developing, and testing UI for mobile and web applications
• Build reusable code and libraries for future use
• Accurately translate user and business needs into functional frontend code

Qualifications

• Bachelor's degree or equivalent in Computer Science
• 2+ years' experience in frontend development
• Familiarity using Scrum/Agile development methodologies
• Experience building object oriented web applications in JavaScript, HTML5, and CSS3

We are looking for a great JavaScript developer with 4+ years of experience 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 products are very 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

Skills

● 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, or Redux Saga)

● Familiarity with newer specifications of EcmaScript ● Knowledge of Node.js is considered a big plus

● Knowledge of D3.js is considered a plus

● You are always mindful of quality attributes like maintainability, performance, security, scalability, usability, and testability. As a result, you have successfully contributed to the architecture and UI/UX proposals and decisions.

● Strong experience creating pixel perfect and responsive designs

● Strong CSS skills (SCSS / Styled-components)

● Experience with data structure libraries (e.g., Immutable.js)

● Knowledge of Reactjs functional components and react hooks.

● Familiarity with RESTful APIs

● 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 (such as Git)