Lead Engineer UI

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.

Job Description – Java Developer

Role: Java Developer

Location: Pune / Mumbai

Experience: 5 to 10 years

Required Skills:

We are looking for an experienced Java Developer with strong expertise in Core Java, Spring, Spring Boot, and Hibernate. The candidate should have solid experience in designing, developing, and deploying enterprise-grade applications, with strong understanding of OOPs concepts, data structures, and algorithms. Hands-on experience with RESTful APIs, Microservices, and Database technologies (MySQL/Oracle/SQL Server) is essential.

The ideal candidate should be well-versed in version control systems (Git), build tools (Maven/Gradle), and CI/CD pipelines (Jenkins). Exposure to cloud platforms (AWS/Azure/GCP) and containerization (Docker/Kubernetes) will be a strong plus.

Key Responsibilities:

• Design, develop, and maintain scalable and high-performance applications.
• Write clean, reusable, and efficient code following best practices.
• Collaborate with cross-functional teams to deliver quality solutions.
• Perform code reviews, debugging, and performance tuning.
• Ensure application security, reliability, and scalability.

Good To Have Skills:

• Knowledge of front-end technologies (JavaScript, Angular/React).
• Familiarity with Agile/Scrum methodologies.
• Strong problem-solving and analytical skills.

WHO YOU ARE

To be successful in this role, you’ll need to have the following skills:

• Love for coding: A fanatic about writing beautiful and scalable code.
• Sense of analytics: Strong analytical and troubleshooting skills. Should be resourceful, innovative and inventive.
• Dynamic: Should be comfortable in dealing with lots of moving pieces. Have exquisite attention to detail, and are comfortable learning new technologies and systems. 
• Team player: Knack for influencing without being authoritative. Pitch in wherever the team needs help, from writing blog posts to supporting customers.
• Accountability: High sense of ownership for your code and relentlessness to deliver projects with high business impact. 

KEY QUALIFICATIONS

• BE/BTech in Computer Science or related field. 
• Minimum 3+ years of UI/Frontend development and a strong understanding of building complex layouts using JavaScript, CSS and HTML.

KEY SKILLS

• Strong computer system analysis and design skills in current methodologies and patterns including vanilla JavaScript, some experience with ReactJS, Redux, React Native, Webpack, and Typescript or similar library/tools.
• Obsessed with WPO (Web Performance Optimization) and web/mobile performance analysis.
• Experienced with web standards and protocols such as HTTP, DNS, TCP/IP, and socket APIs in general.

• 2-8 years of experience in frontend development
• Hands-on experience of Minimum 2 years into ReactJS with 6 months in Redux
• Hands on with Core web fundamentals: HTML, JavaScript, and CSS.
• Good exp in JavaScript Libraries like jQuery.
• Have delivered project on ReactJS and played key role

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

Required Skills

As a developer, you have a passion for development and a thirst to learn. You enjoy working in a fast-paced and dynamic environment. You are a quick learner who can step up and take ownership of work to get things done on time. You also enjoy and appreciate working and collaborating with others from various backgrounds as part of a team.

Job Requirement

• Full-stack developer with exposure working in building products from scratch
• Have 2+ years in implementing front-end of applications using ReactJS
• Proficient in HTML 5, CSS 3, Bootstrap Ant-D, Redux, JavaScript and writing cross-browser compatible code
• Good knowledge of MVC, MVVM, OOPS concepts, Web Development Concept.
• Experience with RESTful services
• Work experience any one of the backend technologies such as Java, NodeJS, .NET will be a major plus
• Experience in JavaScript build tools such as web-pack /gulp
• Familiar with testing frameworks (such as Jasmine) and Test runner framework (such as Karma) (good to have)
• Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
• Knows unit testing
• Critical thinker and problem-solving skills
• Good time-management skills
• Great interpersonal and communication skills

Duty /Responsibility

• Your specific duties in this role will include:
• Responsible for the front end/UI development for of the web-based and mobile-based application
• Responsible for communicating with clients
• Responsible for communicating with Designing Team and Team Manager
• Responsible for Requirement Analysis
• Responsible for mentoring junior front-end developers
• Responsible for researching new web technologies
• Responsible for developing POCs
• Respond to technical queries/requests from team members and customers.
• Coach, guide, and mentor junior members in the team.