Senior Front End Developer

Responsibilities and Duties

• Good understanding of front-end technologies, including HTML5, CSS3, JavaScript, jQuery.

• Experience designing and developing responsive design websites.

• Ability to understand CSS changes and their ramifications to ensure consistent style across platforms and browsers.

• Ability to convert comprehensive layouts and wireframes into working HTML pages.

• Strong understanding of PHP back-end development

Key Skills

Wordpress, WooCommerce. Elementor, PSD/Figma/Xd to HTML, Bootstrap

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.

About the Role

We are looking for a Frontend Engineer (SDE II) who is experienced in both React.js for Web and React Native for Mobile Apps. You will be responsible for architecting, implementing, and optimizing web and mobile applications while collaborating closely with Product, Design, and Backend teams.

This role is perfect for someone who enjoys working across platforms, building scalable systems, and enhancing the developer experience.

Key Responsibilities

• Architect and develop frontend solutions for both Web (React.js) and Mobile Apps (React Native).
• Build and optimize config-driven systems, reusable components, and common libraries.
• Work closely with Product Managers, Designers, and Backend Engineers to create seamless user experiences across platforms.
• Own and drive React Native-based mobile applications, ensuring modular, scalable, and performant code.
• Optimize web and mobile performance for speed, responsiveness, and efficiency.
• Set up and manage CI/CD pipelines for both web (Docker, Vercel) and mobile apps (Fastlane, App Store/Play Store).
• Implement and maintain state management using Redux, Redux Saga, Recoil, or MobX.
• Work with mobile-specific integrations, such as Firebase Push Notifications, Deep Linking, and Native Modules.
• Ensure cross-platform consistency by handling browser compatibility (web) and device compatibility (mobile).
• Write clean, maintainable, and reusable code, following best practices and design patterns.
• Debug and fix issues rapidly, ensuring a seamless Web & Mobile experience.
• Stay up-to-date with the latest trends and contribute to open-source projects, tech talks, and internal knowledge sharing.

Requirements

• 3-5 years of experience in frontend development, working with both React.js (Web) and React Native (Mobile).
• Strong expertise in JavaScript (ES6+), React.js, and React Native.
• Experience with bundlers like Webpack, Rollup, and Metro for React Native.
• Deep understanding of mobile CI/CD (Fastlane, App Store, Play Store) and web CI/CD (Docker, Vercel, Jenkins, GitHub Actions).
• Strong grasp of Web & Mobile performance optimization techniques.
• Experience with Redux, Redux Saga, MobX, or Recoil for state management.
• Good understanding of mobile UI/UX principles, animations (Reanimated, Gesture Handler), and responsive design.
• Basic familiarity with native iOS/Android development (Swift/Kotlin is a plus).
• Experience with Unit Testing (Jest, React Native Testing Library, Detox, Cypress, Appium, or Espresso).
• Strong debugging skills using Chrome DevTools (Web) and Flipper, Xcode, Android Studio (Mobile).
• Ability to work independently, take ownership of projects, and mentor junior engineers.
• Open to feedback and collaborative in working towards the best user experience.

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.

We are looking for an AngularJS engineer to build world-class user
experience while innovating with and implementing full front-end stack. We
need someone who thinks outside the box, someone who doesn't settle on one solution, and someone who loves challenging projects and complex user flow and advance technologies.

Work Profile
o Delivering a complete front end application in AgularJS
o Ensuring high performance on mobile and browser with reusable and modular components spanning cross multiple projects
o Coordinating the workflow between the graphic designer, the HTML coder, and yourself
o Integrate with the back-end developer in the process of building the RESTful API o Communicating with external web services for 3rd Party tools and services integration

Requirement
o 3+ years of experience and proficiency with AngularJS, JavaScript and HTML5
o Deep knowledge of AngularJS practices and commonly used modules based on extensive work experience
o Creating self-contained, reusable, and testable modules and components
o Ability to provide SEO solutions and optimization

o Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed

o Creating custom, general use modules, and components which extend the elements and modules of core AngularJS

Location- Ahmedabad

Responsibilities:

• To build next-generation complex web applications that are efficient and modular.
• Works closely with UX designers and back-end engineers to implement versatile front-end solutions and new features.
• Responsible for integration with the services that reside on the back end.

Must-have skills:

• 2+ years of experience in building Single page applications using HTML5 CSS3 and AngularJS.
• In-depth knowledge on HTML5 and CSS is mustHands-on experience integrating upstream services, REST APIs.
• Hands-on with JS and preferably worked with Angular2+.
• Hands-on with automation/bundler like Gulp, Grunt or webpack.
• Extremely detail-oriented to strive for pixel perfection across all browsers.

Responsibilities:

• 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
• Collaborate with other team members

You’ll be a good fit if you:

• Have 1+ years of experience developing user facing features
• Have a deep understanding of basic UI/UX/design principles
• Are self-motivated and can solve problems independently
• Experience leveraging web technologies like HTML, CSS, and Javascript(ES6)
• Experience using the latest CSS layout methods such as Flexbox and Grid
• Experience with CSS preprocessors like Sass or LESS
• Knowledge and hands-on experience with Node.js ecosystem and leveraging Javascript libraries / frameworks such as React, Angular or Vue
• Experience with testing frameworks (Jest) and writing unit tests
• Competency in building responsive layouts
• Practical knowledge of performance optimization techniques
• Collaboration in a GitHub repository with many contributors and comfortable with workflows like code reviews, forking, pull requests, etc.