CI Frontend Developer

Position: Sr. React Developer

Experience: 3 - 6 Years

Location: Hyderabad (Hybrid)

Job Summary

P99soft is looking for a skilled React Developer with 3 - 6 years of hands-on experience, including expertise in TypeScript, unit testing frameworks (Jest & React Testing Library), and micro-frontend architecture. The ideal candidate will have strong proficiency in building scalable, high-performance web applications using React and modern front-end technologies.

Key Responsibilities:

• Develop, test, and maintain responsive web applications using React.js and TypeScript
• Implement and maintain unit tests using Jest and React Testing Library
• Build scalable UI components with micro-frontend architecture
• Collaborate with UX/UI designers and backend developers to deliver high-quality solutions
• Write clean, modular, and maintainable code following best practices
• Integrate RESTful APIs and third-party services
• Troubleshoot and debug issues, and optimize performance across platforms
• Participate in code reviews, agile ceremonies, and sprint planning
• Ensure cross-browser compatibility and mobile responsiveness
• Maintain technical documentation and contribute to knowledge sharing

Required Skills:

• Strong proficiency in React.js, including hooks, lifecycle methods, and state management
• Expertise in TypeScript
• Solid understanding of JavaScript (ES6+), HTML5, CSS3, and Tailwind CSS
• Experience with Redux, React Router, and UI libraries like Material UI or Ant Design
• Practical experience with unit testing using Jest and React Testing Library
• Familiarity with micro-frontend architecture
• Experience integrating and consuming RESTful APIs
• Good understanding of Git and version control practices
• Hands-on experience with Webpack, Babel, and modern build tools
• Familiarity with Agile/Scrum methodologies

Benefits

• Competitive salary and performance-based bonuses.
• Comprehensive health insurance.
• Paid time off and flexible working hours.
• Professional development opportunities and support for continuing education. Udemy Learning Licenses to enhance skills and stay up-to-date with the latest technology.

P99soft is an equal-opportunity employer

P99soft is an equal-opportunity employer. At P99soft, we are committed to providing equal employment opportunities regardless of job history, disability, gender identity, religion, race, color, caste, marital/parental status, veteran status, or any other special status. We stand against the discrimination of employees and individuals and are proud to be an equitable workplace that welcomes individuals from all walks of life if they fit the designated roles and responsibilities.

Life@P99soft

At P99soft, we believe in creating a work environment that balances professional excellence with personal well-being. Our vibrant office culture is built on mutual respect, inclusivity, and a shared passion for innovation. We host regular team-building activities, workshops, and social events to foster a sense of community and collaboration among our employees. Join us and be part of a team that values your contributions and supports your growth

About Us

P99soft is a leading IT Services and IT Consulting company dedicated to making our customers' business operations seamless by providing them with digital services and applications using the latest technologies. We are committed to bringing excellence to all our creations. We need passion, empathy, and being customer-focused to achieve technical excellence. We believe in transparency through open communication and work with honesty and integrity while dealing with our customers and partners.

Our Vision: “To lead digital transformation for our customers, delighting them at every step, while empowering our employees and fostering success.”

Our Mission: “To attain our objectives within a framework of integrity, transparency, and respect for our clients, employees, partners, and the community, fostering mutual trust and sustainable growth.”

Journey towards digital transformations begins here. Our talented teams help you make informed decisions, enhance operation efficiencies, create state-of-the-art visual interfaces, and design dynamic workflows to bring a better customer experience. Our engineering teams take complete ownership of assigning the right talent and architecting solutions using the latest technologies.

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 a skilled react.js developer to join our front-end development team. In this role, you will be responsible for developing and implementing user interface components using React.js concepts. You will also be responsible for profiling and improving front-end performance and documenting our front-end codebase.

React.js Developer Responsibilities: 

1.     Reviewing application requirements and interface designs.
2.     Identifying web-based user interactions.
3.     Developing and implementing highly responsive user interface components using react concepts.
4.     Writing application interface codes using JavaScript following react.js workflows.
5.     Troubleshooting interface software and debugging application codes.
6.     Developing and implementing front-end architecture to support user interface concepts.
7.     Monitoring and improving front-end performance.
8.     Documenting application changes and developing updates. 

React.js Developer Requirements: 

1.     Previous experience working as a react.js developer.
2.     In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
3.     Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
4.     Experience with user interface design.
5.     Experience with browser-based debugging and performance testing software.
6.     Excellent troubleshooting skills.
7.     Good project management skills.

About the Company

Job Description

Experience : 5-7Years

Requirement

• 5-7years of experience in frontend development primarily using React .JS
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Good foundation in design and a knack for designing interactions and elegant interfaces)
• Thorough understanding of NodeJs & React.js(SSR) and its core principles
• Familiarity with RESTful APIs
• Familiarity with modern front-end build pipelines and tools
• Familiarity with code versioning (version control) tools, such as Git, SVN, and Mercurial
• Thorough understanding of React.js and its core principles
• Good to have experience with popular React.js workflows
• Ability to understand business requirements and translate them into technical requirement
• Preference will be given to those who have worked on libraries such as Bootstrap, Material js.
• Knowledge ofGraphQL and CSS preprocessor like SASS
• Proficient in industry standard best practices such as Design Patterns, Coding Standards,

Coding modularity, Prototypes etc.

Regards
Team Merito

Fulfil’s software engineers develop the next-generation technologies that change how millions of customer orders are fulfilled by merchants. Our products need to handle information at a massive scale. We're looking for engineers who bring fresh ideas from all areas into our technology.

As a Front End software engineer, you will work on the ReactJS powered user interface used by Fulfil merchants to manage their back-office operations. This is mission critical software and your primary focus will be on developing user interface components and implementing them following well-known React.js workflows. You will ensure that these components and the overall application are robust and easy to maintain. In this role, you will be collaborating closely with the rest of the team working on different layers of infrastructure in an international environment. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality are important.

What You’ll Do:

• Collaborate with a small yet extraordinarily talented team of engineers to implement front-end technologies
• Develop new user-facing features using React.js and React Native
• Work closely with the Design and Product teams to translate complex technical workflows into delightful user experiences
• Define how Fulfil builds user interfaces and ensure that we’re utilizing and keeping up with modern web standards
• Continually test, measure, and iterate on the results of your work in the spirit of continuous improvement
• Write clean, reusable, and well-tested front-end code
• Help to bridge the responsibilities of the Product and Engineering teams, spending time with both on the way to launching new products
• Architect efficient and reusable front-end abstractions and systems that drive complex web applications
• Create reliable and type-safe applications with Typescript
• Build and contribute to open source projects
• Build reusable components and front-end libraries for future use
• Optimize components for maximum performance across a vast array of web-capable devices and browsers

We’re Looking for Someone With:

• 5+ years of experience as a front end engineer
• Experience in building large-scale web applications in a fast-moving team environment
• A strong understanding of UX and UI design standards
• The perfectionist’s touch on a pragmatist’s deadline: you strive for pixel-perfection and intuitive functionality
• Strong proficiency in JavaScript (2-4 Years of experience), including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles, with experience in popular React.js workflows
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc
• Experience with popular testing frameworks, like Jest, Cypress, and Testing Library.
• The ability to bring any design to life with HTML and CSS, with cross browser compatibility and accessibility
• Smarts, humility, communication skills, and equal willingness to teach and learn
• Familiarity with RESTful and GraphQL APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Experience in developing large client side JavaScript applications
• Familiarity with code versioning tools like GIT
• Experience with Javascript testing tools and test automation

Nice to Haves:

• Prior experience at a growth stage Internet/Software company
• Demonstrated work beyond the front-end, experienced in integrating with a wide array of back-end technologies and services (e.g. experience with Python, AngularJS)
• Experience developing large client-side applications and optimizing them for performance
• You can straddle client and server development, creating APIs that drive web apps
• You understand the intricacies of timezones
• Web optimization, performance tools, and load testing
• You maintain or contribute to an open-source project

Few words about Unify Technologies: Unify a Digital Engineering company. We help our clients by providing Digital Engineering Services to develop high-quality products. We have extensive experience in software product engineering and a successful track record of delivering on aggressive delivery plans without compromising on the quality in Cloud, Mobile, and Data practices.

Employment Type: Full-Time

Position: Sr. SDE and Lead SDE (Software Development Engineer)

Job Location: Hyderabad

Experience:

• ReactJS Jr Developer: 2-4 Yrs

• ReactJS Sr Developer: 4-8 Yrs

• ReactJS Lead Developer: 7-12 Yrs

Key Skills:

• ReactJS Jr Developer: (Must: ReactJS+JavaScript Programming Experience+UI)

• ReactJS Sr Developer: (Must: ReactJS+JavaScript Programming Experience+UI)

• ReactJS Lead Developer: (Must: Team Lead Experience + ReactJS+JavaScript Programming Experience+UI)

• NOTE: For the Lead Developer Team leading exp is Must

Project: Product-Online Marketing, E-commerce Platforms and AI, Predictive Analytics

Joining time: Immediate to 30 days

Education: Master’s/Bachelor’s degree in Computer Science, Statistics, Engineering or a related technical discipline will be preferred

Skills Required for Front End UI (ReactJS) Sr Developer/Lead Developer:

• Strong Experience in ReactJS/VueJS and JavaScript Programming

• Strong knowledge of HTML/CSS Page Designs, DOM, HTTP protocol and how the web works in general.

• Integrating with Backend Rest APIs

• Experience using libraries and frameworks like React, Redux, GraphQL and TypeScript. 

• Experience building server-side APIs and proxies using Node.js.

• Strong Knowledge of managed and performance-oriented code with React and Redux, Mobx, Mobx-state-tree 

• Good to have knowledge (Not must) with the SEO process

• Build pixel-perfect, buttery smooth UIs across both mobile platforms.

• Experience designing and building complex UI applications and implementing individual services that participate healthily in a microservice architecture.

• Ability to write well-documented, clean JavaScript code

• Familiarities with native Build tools, like XCode, Gradle and other required Build tools

• Understanding of REST APIs, the document request model, and offline storage

• Leverage native APIs for deep integrations with both platforms.

• Diagnose and fix bugs and performance bottlenecks for performance that feels native.

• Maintain code and write automated tests to ensure the product is of the highest quality.

Responsibilities:

• Design, build, review and evolve durable, highly scalable event-driven infrastructure

• Architect and lead the development of backend services.

• Work with REST APIs and integrating them with our software platform

• Develop front end capabilities such as dashboards, visualizations, features

• Work on building best performance UI features and linking with backend

• Integrate all the front end features with a backend pipeline 

• Integrate our AI models with the platform pipeline 

• Work on bug fixing and improving application performance 

• Unit-test code for robustness, including edge cases, usability, and general reliability

• Own new initiatives, Debug production issues

• Help define the way we work in the future including coding and design standards

• Work effectively in an agile development process

• Research cutting edge technology that can be applied to accelerate business growth

• Be the communication bridge be product owners and development teams

Mastree's engineering team is working towards building a data science engine that enables students to learn in a way they understand the best. We believe in delivering learning experiences through engagement. The product is designed with countless embedded interactive information pieces to help the students imbibe the concepts better. At Mastree we take pride in being a part of the product that holds the potential to revolutionise the education process.

We are looking for folks who are passionate about creating interaction rich interfaces. Creative individuals who believe in the power of visuals.

Responsibilities:

• Creating visual elements that users see and interact within our web platform.
• This makes your role crucial for the success of the product.
• Working closely with the design, product management and development teams to create elegant, usable, responsive and interactive interfaces across multiple devices.
• Ensuring that the application is optimised both in terms of technology and in delivering the best educational content.
• Building web platform for our live tutoring platform
• Creating interactive learning activities for K12 students and work on our upcoming products

Requirements:

• You are an avid programmer
• You have great grasp of fundamentals of JavaScript and ES modules, new ECMASCRIPT concepts
• You have experience in ReactJS web app development
• You are an exceptional problem solver, with attention to details.

Brownie Points:

• Good HTML and CSS skills
• Experience in React-Native app development
• Ability to work in small teams and wear multiple hats