UI Lead - React.js

Job Title: React Lead Developer

Location: Airoli, Mumbai

Work Mode: Work from Office (WFO) – Full-time

About the Role:

We are seeking a highly skilled and experienced React Lead Developer to join our growing team in Airoli, Mumbai. The ideal candidate will lead front-end development efforts, mentor developers, collaborate closely with cross-functional teams, and play a key role in delivering scalable, high-performance web applications.

Key Responsibilities:

• Lead the design and development of responsive web applications using React.js
• Collaborate with UX/UI designers, product managers, and backend teams to deliver high-quality products
• Write clean, maintainable, and well-documented code
• Optimize applications for performance and scalability
• Conduct code reviews and ensure coding best practices are followed
• Mentor and guide junior developers in the team
• Participate in architectural discussions and contribute to tech strategy
• Keep up with emerging trends and technologies in frontend development

Required Skills & Experience:

• 6+ years of experience in frontend development, with at least 3 years in React.js
• Strong proficiency in JavaScript (ES6+), HTML5, CSS3, Redux, and REST APIs
• Experience with React Hooks, Context API, and component-based architecture
• Familiarity with Webpack, Babel, and modern build tools
• Experience with version control tools like Git
• Exposure to Agile methodologies and CI/CD pipelines
• Strong problem-solving and debugging skills
• Excellent communication and leadership qualities

Nice to Have:

• Experience with TypeScript, Next.js, or React Native
• Exposure to cloud platforms (AWS/Azure)
• Familiarity with testing frameworks (Jest, Cypress, etc.)

Education:

Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field

Job Description:

We are looking for good JavaScript developers who are proficient with React.js. 

Responsibilities

• Developing new user-facing features using React.js.
• Have 2-4 years of experience.
• 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 or Redux)
• Experience with data structure libraries (e.g., Immutable.js
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• A knack for benchmarking and optimization

Job Description

• 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, Webpack, Enzyme, Redux, and Flux.
• Experience with user interface design.
• Experience with browser-based debugging and performance testing software.
• Excellent troubleshooting skills.
• Good project management skills.

6-9 years of relevant experience in building webapps at scale

You must have strong understanding of semantic HTML / HTML5, CSS / CSS3.

You must have a good understanding of MVC architecture.

Prior work experience in ReactJS is Must

You must have experience in setting up the full UI workflow layer right from Development, Testing, Building and Deployment.

Never give up attitude

Experience in frameworks like Bootstrap, Foundation and CSS pre-processors like SASS and LESS is desirable.

You should have exposure to page speed improvement techniques.

Exposure of building responsive websites at scale will be a plus.

Prior exposure to building React Native components for Hybrid mobile apps will be a plus

Prior work experience in Angular, Backbone along with ReactJs is desirable.

Good understanding of webpack and redux

• Coding and debugging pure JavaScript, polyglot and multi-lingual applications.
• Working closely with Technical Lead/Project Manager to ensure development timelines are met.
• Contribute with ideas to improve system design or streamline product delivery.
• Working with challenging applications involving Real Time Data.
• Working on different platforms including the usage of the Native SDKs provided on JavaScript.

• Strong experience in developing applications using Javascript and Jquery.
• Minimum 6 months of experience in React.JS is a must.
• Experience in any other Javascript libraries is an added advantage.
• Create different types of Charts and Graphics with the help of HTML5 Canvas, SVG etc.
• Should possess understanding of UI design and its behavior across devices (desktops to smart phones).
• Good to have worked with APIs exposed by social media sites like Facebook, Twitter, Instagram etc.
• Experience in working with data structures such as XML and JSON.
• Added knowledge of mobile development frameworks like jQuery Mobile is an added advantage.
• Good communication and problem-solving skills.
• Should be a self-starter and should have the ability to work under pressure.
• Should be passionate about sports.

What you will do:

• Build cross-browser compatible front-end applications using ReactJS, JavaScript, HTML and CSS.
• Develop fast and highly scalable and responsive applications.
• Work closely with cross-functional teams of product manager, backend developers, and UI/UX designers.
• Partner with product teams to ensure user interactions & features are well-designed and implemented.
• Manage individual project priorities, deadlines and deliverables.

Skills And Qualifications:

• 4+ years of work experience in frontend web development.
• Strong understanding of Core Javascript, ReactJS, React Native (desired), semantic HTML5 CSS, Flexbox and responsive development.
• Thorough understanding of Javascript design patterns
• Proficient understanding of web markup, including HTML5 CSS3
• Understanding of server-side CSS pre-processing platforms, such as LESS and SASS
• Proficient understanding of advanced JavaScript libraries and frameworks, such as ReactJS, AngularJS
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Preferably from a SaaS and web applications platforms background, and/or B2B applications.
• Proficient understanding of cross-browser compatibility issues and ways to work around them
• Proficient understanding of code versioning tools, such as Git
• Experience in building APIs / application backends using Node.js (good to have)

Understanding of UI / UX best practices and ability to collaborate with the Design team to implement functional and intuitive user experiences

Qrata is hiring for a Venture funded company that is backed by marquee investors. Founded in

2020, the product provides a collaborative new way for SaaS companies to onboard their

large customers. Their unified workspace aims to help streamline customer onboarding and

implementation journeys, and get every customer off to a great start.

Role: Senior frontend lead

Description: Are you a front-end developer looking to fast-track your learning and growth? Have you looked at world class products like Asana, Notion, or Airtable, and felt “I wish I were part of the early team that built these products”?

They are a team that has previously built and rolled out globally successful SaaS

products used by tens of thousands of customers. They're laser focused on delivering a world

class new product again, and looking for an ambitious front-end engineer to join our existing

team of 9 engineers.

If it excites you to think of a fast paced start-up environment, building something big from

scratch, breaking down new problems, creating well structured UI components, executing on

pixel perfect design, paying great attention to every little interaction detail, and doing demos

of your work every Friday with a happy and passionate team, then this is the right

opportunity for you.

Some of the tech problems you get to work-on as a front-end developer would include

building real-time collaboration experiences across their product, building live document

editing and modern spreadsheet experiences from scratch, creating flexible new Kanban-style views of work tasks, and crafting cool new UI components and interactions that we will use across our product.

Tech Requirements:

● Expertise in React

● Hands-on experience in HTML, CSS, SASS & Object Oriented Javascript

● Code audits and guidelines

● SPA Framework patterns

● Browser features (Caching / Storage / Compatibility etc )

● Test automation

● Deployment strategy

Nice to have:

● Familiarity with AWS

● Experience with startups or early stage teams

● Typescript

● Knowledge of module bundlers like Webpack