Senior Front End Engineer (React.js & React Native - Mobile Experience)
Job description
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 & React Native (Mobile Experience) 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 (such as Flux or Redux) & React Native (Mobile Experience). 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 & React Native (Mobile Experience)
- 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
- 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
Requirements
We’re Looking for Someone With:
- 5+ years of experience as an 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 & React Native (Mobile Experience) and its core principles, with experience in popular React.js workflows (such as Flux or Redux)
- Experience with common front-end development tools such as Babel, Webpack, NPM, etc
- 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

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Role Overview
Euphoric Thought Technologies is looking for a skilled MERN Stack Developer to design, develop, and maintain scalable web applications. The ideal candidate will be responsible for both front-end and back-end development, working closely with product managers, designers, and other engineers to deliver high-quality, performance-driven solutions.
Key Responsibilities
Design, develop, test, and deploy full-stack web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js)
Build reusable, efficient, and scalable front-end components using React.js
Develop RESTful APIs and backend services using Node.js and Express.js
Design and manage databases using MongoDB, including schema design and performance optimization
Collaborate with UI/UX designers to implement responsive and user-friendly interfaces
Integrate third-party APIs and services
Ensure application security, data protection, and performance optimization
Write clean, maintainable, and well-documented code
Participate in code reviews, sprint planning, and agile ceremonies
Troubleshoot, debug, and enhance existing applications
Stay updated with emerging technologies and best practices in full-stack development
Required Skills & Qualifications
Candidate must have at least 3 years of experience.
Bachelor’s degree in Computer Science, Engineering, or a related field
Strong hands-on experience with MongoDB, Express.js, React.js, and Node.js
Proficiency in JavaScript (ES6+), HTML5, CSS3
Experience with state management libraries (Redux, Context API, etc.)
Knowledge of REST APIs, JWT authentication, and role-based access control
Familiarity with Git/version control systems
Experience working in Agile/Scrum environments
Good understanding of web security and performance best practices
Strong problem-solving and debugging skills
Good to Have
Experience with cloud platforms (AWS, Azure, GCP)
Knowledge of Docker, CI/CD pipelines
Exposure to microservices architecture
Experience in IT services or custom application development projects
Why Join Euphoric Thought Technologies
Work on innovative and impactful projects
Collaborative and growth-oriented culture
Opportunity to work with modern technologies
Continuous learning and career development
Job Description:
We are seeking a skilled Shopify App Developer with experience in React/Remix and a strong foundation in HTML, CSS, JavaScript, and jQuery. The ideal candidate will be responsible for building and maintaining custom Shopify applications, enhancing user interfaces, and ensuring seamless e-commerce experiences for our clients. This role requires a strong understanding of Shopify’s ecosystem, combined with frontend development skills to deliver high-quality, scalable solutions.
Key Responsibilities:
- React Develop, test, and maintain custom Shopify apps to enhance store functionality.
- Collaborate with the design and product teams to implement responsive and user-friendly UI/UX features.
- Utilize React and Remix frameworks to build dynamic, interactive web applications.
- Write clean, modular, and scalable code using HTML, CSS, JavaScript, and jQuery.
- Integrate third-party APIs and manage data securely within Shopify.
- Optimize applications for speed and scalability across various devices and browsers.
- Stay updated on Shopify platform updates, best practices, and industry trends.
- Develop, test, and maintain custom Shopify apps to enhance store functionality.
- Collaborate with the design and product teams to implement responsive and user-friendly UI/UX features.
- Utilize React and Remix frameworks to build dynamic, interactive web applications.
- Write clean, modular, and scalable code using HTML, CSS, JavaScript, and jQuery.
- Integrate third-party APIs and manage data securely within Shopify.
- Optimize applications for speed and scalability across various devices and browsers.
- Stay updated on Shopify platform updates, best practices, and industry trends.
Immediate Joiners Preferred. Notice Period - Immediate to 30 Days
Interested candidates are requested to email their resumes with the subject line "Application for [Job Title]".
Only applications received via email will be reviewed. Applications through other channels will not be considered.
Overview
Adesso India specialises in optimization of core business processes for organizations. Our focus is on providing state-of-the-art solutions that streamline operations and elevate productivity to new heights.
Comprised of a team of industry experts and experienced technology professionals, we ensure that our software development and implementations are reliable, robust, and seamlessly integrated with the latest technologies. By leveraging our extensive knowledge and skills, we empower businesses to achieve their objectives efficiently and effectively.
Job Description
We are looking for a skilled and experienced Senior Frontend Developer specializing in frontend development to join our team. In this role, you will be responsible for designing and implementing user interfaces that enhance our customer experience. Your contributions will play a critical role in driving the success of our projects by creating dynamic, intuitive, and responsive web applications.
Responsibilities:
Develop, maintain, and enhance web applications using front end tools to create seamless, user-friendly experiences.
Collaborate with cross-functional teams, including UX/UI designers, product managers, and backend developers, to deliver high-quality products.
Write clean, maintainable, and scalable code while adhering to best practices in frontend development.
Perform code reviews, optimize application performance, and debug issues for a smooth user experience.
Stay updated on the latest frontend features and web development trends to bring innovative ideas to the team.
Skills & Requirements
Angular 18+, TypeScript, Async Programming (e.g. Observables, Promises, RxJS, Signals), State management (e.g. ngRx, ngXs), Component libraries (e.g Angular CDK, PrimeNG), React.JS, State management (e.g. Redux), Component libraries, NextJS, Vue JS , TypeScript, State management (e.g. VueX, Redux), Component libraries (e.g Vuetify), NuxtJs, APIs (e.g. REST, RESTful API), Async Programming (e.g. Observables, Promises), Lazy Loading, Unit testing (e.g Jest), Integration testing / E2E testing (e.g Cypress), Linting (e.g. ESLint, Prettier, SonarLint), Build Tools (e.g. npm, webpack), Dev Tools (e.g. Git, Atlassian Jira, Atlassian Confluence), Single-Sign-On (e.g. OAuth2, Open ID Connect, JWT, SAML), Progressive Web Apps / pwa, Other APIs (e.g. GraphQL, WebSocket, Server-Sent-Events / SSE, gRPC), Containerisation (e.g. Docker, Kubernetes / K18n), CI/CD (e.g. Gitlab, GitHub, Jenkins, Bamboo, Azure DevOps), Cloud experience (e.g. AWS, Azure, GCP).
Position Summary
The Management, Orchestration, Visualization and Analytics team is looking for a technically strong UI/UX Engineer who will help develop and enhance the UI features of Manova products and services. Having a background in Cloud services or Network Management is highly valuable.
Responsibilities
-
Design user interfaces by creating wireframes and mockups
-
Adopt and advocate practices of modern responsive UI designs
-
Develop flows using Javascript
-
Develop/ enhance UI screens using HTML5, CSS3, React, Angular (or possibly other comparable Javascript technologies)
-
Own both development and test automation for the assigned features
-
Develop test automation for UI code using Cypress, Jest, React Testing Libraries or other technologies
-
Performance tuning of web application with solid knowledge of isolating and debugging a performance problem
-
Implement functional flows on a Micro-frontend architecture
-
Ensure smooth pipeline runs based on Docker, Kubernetes
-
Keep abreast of new front-end technologies and development practices
-
Efficiently communicate/collaborate internally at F5
-
Participate in defining new software architectures, products and solutions
-
Serve as source of technical expertise to a project team and is a mentor for junior staff members
-
Proactively identifying and resolving key technical issues
Qualifications
-
10+ years of significant software development and engineering experience.
-
Experience of renovating a legacy application to one based on modern UI principles
-
Solid hands-on experience in UI and Javascript technologies such as React/Redux, Angular, Knockout, Backbone, JQuery etc
-
Solid experience with HTML5, CSS3, LESS, SASS
-
Experience with UI Automation and practices to increase efficiency and accuracy of UI development
-
Good familiarity with REST services and data formats such as JSON, XML
-
BA/BS in computer science or other engineering disciplines
-
Expertise with Continuous Integration and Agile development methodology
-
Good communication, presentation skills and ability to work well in a development team
-
Strong SW engineering and design skills with an eye for details.
-
Passion for learning new technologies, and a track record of doing so.
. 3.5+ years of work experience on React.JS framework
· Has expertise in following front- end optimization techniques:
· Lazy Loading
· Asynchronous Module Definition
· Image Compression and Minification
· Other front-end tooling using Grunt / Webpack and NPM
· Familiarity with NodeJS, Jasmine / Karma and other unit testing frameworks
· Foundation data structure – Arrays, dictionaries, sets and lists
· Proficient in evaluating front end performance and measure accordingly
· Strong appetite to learn industry trends and new & emerging technologies
- Web-based portal development for end to end process management
- Work with the real-time feedback from users to make the product better
- Discover, design, develop, deploy, debug. Repeat! In highly agile environment.
Experience: 2-5 years
Department: Technology and Research
Location: Mohali, Punjab
Reports to: Technical Lead
Context
Sampana Digital (SDPL) (www.sampanadigital.com) is a digital technology company that provides
end-to-end product engineering and digital transformation services. Our engineering services
includes web & mobile application development, user experience design, cloud, testing and
infrastructure managed services to transform businesses digitally. We also enable enterprises with
contextual and personalized two-way multi-channel mobile communications, including SMS, voice,
email and PWA technology.
We believe in small teams of smart, committed, and diverse individuals coming together and form a
breakthrough insight. We are a team of passionate professionals to craft an unbeatable culture and
services.
Come and join us!
Role Description
We are looking for a React Native Developer to join our digital platform team for mobile initiatives.
React Native Developer will be responsible for architecting and building these applications, as well as
coordinating with the teams responsible for other layers of the product infrastructure. Building a
product is a highly collaborative effort, and as such, a strong team player with a commitment to
perfection is required.
Job Responsibilities
Designing and developing user interface solutions for websites, web, and mobile
applications.
Write well-documented, clean code.
Work as part of a small team to build React Native iOS / Android applications.
Build and maintain excellent React Native applications.
Build pixel-perfect, buttery smooth UIs across both mobile platforms.
Integrate backend and third-party API's.
Write unit and integration tests.
Release applications to IOS and Google Play stores.
Continuously discover, evaluate, and implement new technologies to maximize
development efficiency.
Applying Coding Standards within the project.
Skills
Experience with JavaScript libraries like jQuery, React, ReactNative, redux.
Must have experience in typescript, Node.js, firebase.
Hands on experience with IOS & Android technology is must.
Familiarity with native build tools, like Java, Android Studio, Swift or Objective-C
Must have working experience in Git.
Experience with integrating third party APIs (google api, aws api etc) is an added advantage.
Ability to multi-task and deliver high quality work under tight deadlines is essential
Ability to work in a fast paced environment is crucial
Job Role:
- Build pixel-perfect, buttery smooth UIs across both mobile platforms.
- Leverage native APIs for deep integrations with both platforms.
- Diagnose and fix bugs and performance bottlenecks for performance that feels native.
- Maintain and write clean code to ensure the product is of the highest quality.











