ReactJS Developer

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're seeking a skilled Front-end Lead Engineer to lead an ongoing production-ready enterprise project and contribute to code while leading the frontend team. If you're adept at creating user-friendly products and eager to work with cutting-edge tech in a growing company, we want to hear from you. We value an entrepreneurial mindset and passion for technology in our team members.

Experience: 5+ Year

Working Time: 12.30 PM to 9.30 PM

• Front-End Development: Develop and maintain front-end components for our applications using React.js, Material UI, TypeScript, React Hook Form, and React Query.
• Collaboration: Work closely with Back-End, Business, and Design teams, as well as other Front-End developers to align efforts and successfully bring solutions to market.
• Quality Assurance: Ensure all work is properly stored, maintained, and developed on the company's network, servers, and other tools. Ensure that the code adheres to established quality standards and best practices.
• Prototyping and Development: Develop prototypes, software applications, systems, and solutions for business problems using the latest tools, open-source technologies, software applications and systems, cloud-based applications, and programming languages such as Java, C++, C#, SQL, and other languages.
• Full Lifecycle Development: Participate in the full lifecycle development of applications and complex systems, including coding standards, code reviews, source control management, build processes, testing, and operations, while maintaining the best possible performance, quality, and responsiveness of such systems and/or applications.
• Agile Development: Contribute to the development and implementation of an efficient and effective solution delivery system. Utilize tools like Jira to establish trackable timelines and measurable impacts on company productivity, ensuring adherence to agile methodologies.
• Security: Ensure the confidentiality and integrity of company materials, programs, issues, business strategies, and solutions; report suspected information security violations or breaches.
• Architecture and Design: Assist in building the architecture and design of critical databases and user interfaces for use by the company, its expert network, and clients.
• Troubleshooting: Troubleshoot software applications and systems, identifying bottlenecks, bugs, and defects, and devising solutions to mitigate and address such issues as they arise.
• Compliance: Ensure that software is developed to meet functional, non-functional, and compliance requirements, maintaining continued quality, organization, and automation.

Requirements

• Bachelor's degree in Computer Science or related field.
• 5+ years of professional experience in front-end development.
• Strong proficiency in React.js, Material UI, TypeScript, React Query, and React Hook Form.
• Experience with monorepo development, Nx knowledge is a plus.
• Excellent problem-solving and communication skills.
• Ability to collaborate effectively in a team environment.
• Experience with agile development methodologies and ceremonies

Benefits

• Gain real-world experience in corporate functioning.
• Learn to collaborate with diverse teams and meet deadlines in a professional environment.
• Access various learning and development programs to explore your passion.
• Work in a fast-paced, rapidly expanding tech team undergoing a revamp, with exposure to advanced technology and tools relevant to your role

Job Requirements

Minimum Requirements:

To perform this job successfully, the individual must have the following experience:

1. Bachelor’s degree in management information systems, computer science, and/or business, or equivalent work experience.
2. You have experience with developing, maintaining and supporting production applications which have live users using Angular.
3. You have experience with State managment and NgRx (ideally) or any other framework
4. You are NOT a fresh graduate with no production experience
5. You have excellent English speaking skills
6. Strong understanding of the DOM, HTML5, CSS3 and JavaScript
7. 3+ years of in-depth experience with Angular (2/4/8/x)
8. 1+ years of experience with additional web libraries and frameworks. Preferred: NgRx, Rx.js.

Additional Skills Desired

1. Ability to be empathetic and form strong working relations with your team members.
2. Strong understanding of debugging and ability to quickly debug code, find problems and produce fixes.
3. Experience with Responsive Web Design (RWD) patterns
4. Experience with unidirectional data flow patterns (Redux, etc.)
5. Experience with RxJS or other Reactive programming techniques/libraries
6. Experience using ES2015 (ES6) and TypeScript 2.x
7. Indepth experience in using GIT and understanding of GIT workflows Experience in building and maintaining a reusable components library in angular
8. An excellent eye for detail to bring our products designs to life using pixel perfect styling, interactions and animation.
9. Familiarity with agile development practices (a/b testing,unit testing,continuous deployment,continuous integration,scrums) and worked in a product driven environment.
10. Excellent written and verbal communication skills to communicate technical concepts to a wide variety of audience.
11. Proven ability to work with designers and other non-technical and technical team members (wireframes, rapid prototypes, PoC’s, white boarding)

Codal is searching for a highly experienced developer that specializes in the Angular framework. With unmatched expertise in web & app development, our ideal candidate will create rich, interactive front-end solutions that fulfill our clientele’s business requirements and further their brand’s mission. In addition to superior Angular skills, applicants must be extremely well-versed in using HTML, CSS, and JavaScript to create both adaptive and responsive digital solutions.

What you’ll be doing:

• Building and top-notch user interfaces using JavaScript and the Angular framework.
• Adapting interface for modern internet applications using the latest front-end technologies.
• Using the latest front-end technology, creating adaptable interfaces for online apps.
• Leading with product-analysis tasks and conducting performance tests.
• Collaborating with other cross-functional teams to ensure high-performance of applications
• Making complex technical and design decisions for AngularJS projects.
• Developing application codes and unit tests in AngularJS, Java Technologies, and Rest Web Services.
• Conducting performance tests.
• Consulting with the design team.
• Ensuring high performance of applications and providing support.

What it takes to excel:

• Bachelor's degree in computer science, computer engineering or similar.
• Previous min 4 year work experience as an angularJS developer.
• Must have strong TypeScript and JavaScript knowledge
• Must have knowledge of implementing complex Angular JS applications, directives, controllers, services, pipes, guards.
• Should be comfortable with RxJS and Angular CLI
• Knowledge NGRX or Redux
• Experience with RESTful services.
• Knowledge of Automated testing (unit/integration/etc.) (Karma & Jasmine,etc.)
• Knowledge of HTML, CSS and server-side pre-processing platforms such as SASS or LESS.
• Proficiency with Git source control.
• Excellent communication skills.
• Critical thinker and good problem-solver.

We are looking for a full time Reactjs Developer who is well-versed with the process of combining the art of programming with the art of designing.

**Responsibilities:-**

1) Translation of the UI/UX design wire-frames to actual code that will produce visual elements of the application.

2) Work with the UI/UX design team and bridge the gap between graphical design and technical implementation.

3) Should take an active role on both sides and help in defining the look and functionality of the application.

**Skills**

1) Deep knowledge in React.JS Practices

2) Must have minimum 3 years hands-on experience with with NgRX or Redux.

3) Knowledge of JavaScript and HTML5

4) Knowledge of CSS and JS methods.

5) Writing non-blocking code and resorting to advanced techniques such as multi-threading

6) Build and deployment process knowledge. Roles and Responsibilities

Desired Candidate Profile

Perks and Benefits

• Develop reusable, maintainable cross-platform HTML, CSS, and JavaScript for front-end web application components while adhering to web and team standards.
• Write unit tests to provide sufficient testing coverage for each developed component.
• Constantly review and improve frontend performance of the web application.
• Work with creative and business partners to understand, build and adjust web application functionality and visual presentation to support business goals.
• Work with server-side, infrastructure, and 3rd party technology partners to build, integrate and deploy web application functionality and visual presentation to support business goals.
• Work with project technical lead and/or FE architect to create technical designs and implementation plans.
• Ensure accuracy and attention to detail throughout the development process.
• Remain curious and current with new developments in the FE web development industry.

QUALIFICATIONS:

• Demonstrated 3-5 years of practical front-end web development experience.
• Expertise in writing and testing valid, web standards-based HTML, CSS, JS.
• Fluent in fundamentals of computer science such as:
• Object-Oriented Programming, Data Structures, Coding Patterns.
• Deep understanding and experience with the following standards and technologies is essential:
• DOM, JSON, AJAX, HTML5 Video, WCAG 2.0 AA, Git.
• Strong verbal and written communication skills are preferred.
• Bachelor’s Degree is preferred.
• Sample portfolio (code or public-facing web build) is a plus.
• Experience working for high-end brands or another environment with very high standards for the presentation layer is a plus; Ecommerce experience is a plus