Frontend Developer

Frontend Engineer

React, TypeScript & Production Web Applications

📍 Mumbai (On-site) | Full-time | 3-5 years

About the Role:

Unico Connect is an AI-first technology partner that builds custom mobile, web, and AI products for clients across multiple geographies.

We are hiring a Frontend Engineer who will build production-grade web applications across customer engagements, partnering closely with designers, backend engineers, and AI engineers.

The mandatory requirement for this role is hands-on production experience shipping React applications, with ownership of at least one feature area end to end including state, API integration, and testing.

The role is hands-on.

Expect to implement complex flows, integrate with backend and AI services, contribute to a shared design system, write tests, and review the work of others.

A typical week includes a design handoff review, implementation of a new flow, a code review session, and a working call with a backend engineer on API contracts.

Responsibilities:

Production UI Development

Build production-grade React UI for customer engagements, including complex forms, dashboards, data-dense views, and AI-driven interactions.

API Integration

Integrate with REST and GraphQL APIs.

Handle authentication, streaming responses (Server-Sent Events, WebSockets), retries, and graceful error states.

State Management

Build state architecture using Redux, Zustand, Jotai, or equivalent.

Handle async state, optimistic updates, and cross-component coordination.

Design System Contribution

Implement components within an established design system.

Maintain token discipline and contribute back to shared components.

Testing

Write unit, integration, and end-to-end tests using Jest, React Testing Library, and Playwright or Cypress.

Performance and Accessibility

Profile and optimise rendering and bundle size.

Apply WCAG 2.1 AA practices in everyday work.

AI-Assisted Development

Use Claude, Cursor, and similar tools day to day.

Build discipline for reviewing and validating AI-generated code.

Requirements:

Hands-on Production React Experience (Mandatory)

Must have personally shipped at least one feature area end to end in a production React application, owning state, API integration, and testing.

POCs and internal tools alone do not qualify.

3 to 5 Years of Professional Frontend Engineering Experience

Strong JavaScript, TypeScript, and React

Solid with hooks, context, and modern patterns.

Working comfort with Next.js (SSR, SSG, app router).

State Management

Production experience with Redux, Zustand, Jotai, or equivalent.

CSS and Styling

Strong with Tailwind, CSS Modules, or CSS-in-JS.

Comfortable building responsive layouts.

REST and GraphQL

Comfortable consuming both.

Working knowledge of streaming responses and async patterns.

Testing Fluency

Jest, React Testing Library, and at least one of Playwright or Cypress.

Git and CI/CD Basics

Comfortable with feature branching, pull requests, and CI-integrated test runs.

Strong Written and Spoken English Communication

Nice to Have:

• Experience with editor or canvas UIs
• Storybook
• Animation libraries (Framer Motion, GSAP)
• Exposure to AI-driven UI patterns
• Visual regression testing tools

Job Summary:

We are looking for an experienced Salesforce Commerce Cloud (B2C) Developer to join our growing e-Commerce team. The ideal candidate will have 2.6+ years of hands-on experience with Salesforce Commerce Cloud (SFCC), specifically with SFRA and/or PWA. Proficiency in front-end technologies such as React and JavaScript is essential. Experience with Node.js is a plus.

Key Responsibilities:

• Design, develop, and maintain scalable e-commerce solutions using Salesforce Commerce Cloud (SFCC B2C).
• Work with SFRA or PWA frameworks to build modern, responsive, and high-performance storefronts.
• Collaborate with cross-functional teams including designers, QA, and project managers to deliver robust e-commerce experiences.
• Develop and integrate front-end components using JavaScript and React.
• Troubleshoot issues, identify bottlenecks, and devise solutions for performance and scalability.
• Stay updated on emerging trends in e-commerce and SFCC best practices.

Required Skills & Qualifications:

• 2.5+ years of hands-on experience with Salesforce Commerce Cloud (B2C), preferably with SFRA/PWA.
• Strong proficiency in JavaScript and React.
• Understanding of e-Commerce platforms and business processes.
• Familiarity with web services (REST/SOAP), APIs, and integrations.
• Experience with version control systems like Git.
• Good communication and problem-solving skills.

Nice to Have:

• Experience with Node.js.
• Familiarity with CI/CD pipelines.
• Exposure to Agile/Scrum development methodology.

Key Responsibilities:

 Develop and maintain frontend components using AEM Sites.

 Integrate AEM with React/Angular for enhanced user interfaces.

 Work with AEM templates, components, dialogs, and client libraries.

 Collaborate with backend AEM developers and designers to implement dynamic

and responsive web features.

 Ensure code quality through unit testing and best practices.

 Participate in code reviews, debugging, and performance tuning.

 Support AEM content authors with technical implementation and troubleshooting.

What You’ll Bring:

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

equivalent work experience.

 Proven experience delivering high-quality web applications.

Mandatory Skills:

 3+ years of frontend development experience with React.js or Angular.

 2+ years of experience working with Adobe Experience Manager (AEM).

 Strong knowledge of HTML5, CSS3, JavaScript, and TypeScript.

 Experience with AEM client libraries, Sightly (HTL), Sling models, and

component development.

 Familiarity with RESTful APIs and JSON.

 Understanding of responsive design, cross-browser compatibility, and

accessibility standards.

 Familiarity with Git, CI/CD pipelines, and Agile methodologies.

Preferred Skills (Nice to Have):

 Experience integrating third-party APIs and headless CMS.

 Knowledge of Adobe Target, Analytics, or other Adobe Experience Cloud

products.

 Exposure to backend technologies like Java or Python is a plus.

Role and Responsibilities 

We are looking for a great JavaScript 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.  

• • 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. 
• • 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 in Bootstrap framework.  

• • Familiarity with newer specifications of ECMAScript 
• • 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 NPM, YARN etc. 

• • Ability to understand business requirements and translate them into technical requirements 
• • A knack for benchmarking and optimization 
• • Familiarity with code versioning tools Azure Devops. 
• • Experience in IDE such as VS code \ VS. 

• Experience – 10 - 14 years 

• Qualification – Any graduate  

Job Responsibilities:

* Design, build, and maintain efficient, reusable, and reliable Java code

* Ensure the best possible performance, quality, and responsiveness of the applications

* Identify bottlenecks and bugs, and devise solutions to these problems

* Help maintain code quality, organization, and automatization

* Prepare the technical design of complex technology components

Mandatory Skills:

* Proficient in Java (JDK 1.7) or above JDK 8 preferable, with a good knowledge of its ecosystems with a knack for writing clean, readable Java code, writing reusable Java libraries along with knowledge of concurrency patterns in Java

* Solid understanding of object-oriented programming along with various design and architectural patterns

* Hands on experience with Spring, Spring Boot, JUnit

* Familiarity with concepts of MVC, Microservices, RESTful

Responsibilities

· Developing user-facing applications using Vue.js

· Building modular and reusable components and libraries

· Optimizing your application for performance

· Implementing automated testing integrated into development and maintenance workflows

· Staying up to date with all recent developments in the JavaScript and Vue.js space

· Keeping an eye on security updates and issues found with Vue.js and all project dependencies

· Proposing any upgrades and updates necessary for keeping up with modern security and development best practices

What we need in you?

· Highly proficient with the JavaScript language and its modern ES6+ syntax and features

· Highly proficient with Vue.js framework and its core principles such as components, reactivity, and the virtual DOM

· Familiarity with the Vue.js ecosystem, including Vue CLI, Vuex, Vue Router, and Nuxt.js

· Good understanding of HTML5 and CSS3, including

· Understanding of server-side rendering and its benefits and use cases

· Knowledge of functional programming and object-oriented programming paradigms

· Ability to write efficient, secure, well-documented, and clean JavaScript code

· Familiarity with automated JavaScript testing, specifically testing frameworks such as Jest or Mocha

· Proficiency with modern development tools, like Babel, Webpack, and Git

· Experience with both consuming and designing RESTful APIs

1. Experience in Website Development.

2. To create web pages through HTML and CSS in alignment with PSD design and themify them. In other words, combine interface design concepts with digital design.

3. The candidate should have hands-on experience in Adobe Photoshop and Adobe creative suite. And should be proficient enough in designing the UI of websites with great user experience.

4. Ability to translate business requirements into system design and perform as per the needs.Capable enough to analyze the user’s choice over graphics and animation needs.

5. Conduct testing of completed applications to assess user experience.

6. Use coding to develop the aesthetics implemented within a website, from the layout menus and drop-down options to colours and fonts.

7. Ensuring all interactions are intuitive and convenient for the audience.

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

9. Ensure that the website is optimized for various devices.

10. Coordinate with the testing team and work closely with them and implement the changes as asked by them.

11. The candidate must be ready to take responsibility, ownership of code, be independent, and at the same time is open to learning something new.

12. Basic knowledge of PHP.