
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

Similar jobs
We are looking for a Frontend Developer who would be working on the bleeding edge of technologies. We work primarily with React, Typescript and Redux.
Responsibilities:
- Understand why a particular design was chosen and code accordingly.
- Will have to deliver clean bug-free unit-tested code with minimal guidance.
- Strive for continuous improvement by refactoring and applying best practices.
- Learn and adapt to new technologies as necessary.
Requirements:
- Must be proficient in React, Redux, Redux Toolkit and Typescript.
- Used Typescript for React Components.
- Unit Testing, Component Testing, and Custom React hook tests with React Testing Library.
- Integration Tests with Cypress.
- Data Fetching libraries like Axios, React Query, RTK Query etc.
- Should have maintained React Components with Storybook.
- Experience contributing to open-source software will be preferred.
- Used various CSS stylings methods like CSS Modules, LESS, SCSS, Tailwind, Styled Components, Emotion etc.
- Should understand Git.
- Ability to work in a fast-paced and dynamic work environment.
- Exceptional interpersonal skills and demonstrated leadership abilities.
Job Description
- Experience in UI development using React JS
- In depth knowledge of JavaScript, CSS, HTML and front-end languages
- Excellent front-end coding skills, and a good understanding of progressive applications
- Strong knowledge of UI design principles, patterns, and best practices
- Experience working with JavaScript and Typescript, React, Redux, RxJS, Yarn
- Experience in test driven development using modern source control and continuous integration
- Design, develop, test, deploy and maintain software
- Delivering high quality and well-structured code
You will be designing front-end architecture with architectural guidelines in mind (secure,high-performing, scalable, extensible, flexible, simple).
● Architect, Design and develop front-end applications.
Desired Skills
● Minimum 4+ years of coding experience.
● Proficiency using modern web development technologies and techniques, including HTML5, CSS, JavaScript, etc.
● Knowledge of professional software engineering practices & best practices for the full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations.
● Programming experience with at least one modern framework such as ReactJS or VueJs.
● A strong product design sense.
● Understand end user requirements, formulate use cases and come up with effective solutions.
● Good understanding of REST APIs and the web in general.
● Ability to build a feature from scratch & drive it to completion.
● Excellence in technical communication with peers and non-technical cohorts.
● Ability to learn and work independently and make decisions with minimal supervision
We're hiring for technology company, reinventing hotel operations by seamlessly combining operations with labor management and compliance at the property level and across multiple properties, all in a single SaaS solution. We incorporate the latest technology, including IoT and AI, to evolve hotels into smart properties, enabling hotel owners, managers, and management companies across the US to better connect, collaborate, and document across roles and teams, increasing efficiency, effectiveness, and visibility into what is happening at their properties.
The Opportunity
- We are looking for a seasoned full-stack engineer to build out and manage our entire web infrastructure. Minimum of three years’ recent experience with all of the skills listed below.
- Design and implementation of the overall web architecture.
- Implementation of “Pixel-perfect” screens from our approved user interface.
- Ensuring the entire stack is designed and built for speed and scalability.
- Design and construction of our REST API.
- Hands-on experience working with RDBMS and Document databases
- Exposure to graphql is an added advantage.
- Integrating our front-end UI with the API developed.
- Design and implementation of continuous integration and deployment.
- Delivering on-time with quality.
What we Require
- To convert our existing web application into a micro front-end architecture. The ideal candidate should have experience in AngularJS, ReactJS, MobX, and SCSS. Exposure to socket integration, mqtt integration would be a plus.
- Identify our existing web application’s different components and modules. Separate them into independent micro front-ends.
- Develop and maintain micro front-ends using AngularJS, ReactJS, MobX and SCSS
- Implement and configure Module Federation in Webpack 5 to share components between micro front-ends.
- Optimize micro front-ends for maximum speed and scalability.
Nice-to-have:
- Familiarity with cloud-based infrastructure (AWS)
- Familiarity with containerization (Docker)
- Upgraded an application from Webpack 4 to Webpack 5 for local development & production build
- Hands-on experience in converting JavaScript applications into Typescript
What you’ll do 💯
- Work closely with recruiters/hiring managers to understand customer pain points and opportunities for features and improvements
- Developing the exact pixel-perfect & Responsive UI from the designs provided
- Lead or participate in design reviews, code reviews and architecture evolution discussions. quality & performance goals
development efficiency.
- At least 2 Years of relevant work experience in React JS
- Experience in developing responsive Web Applications Development and reusable UI elements
- Architect and develop scalable and maintainable applications
- Expert Programming experience in HTML, CSS, JavaScript and React JS with the expertise to fuse these with modern web development practices
What you will do:
- Working with server-side JavaScript frameworks like Express based on Node.js
- Working in an Agile environment, particularly Scrum and JIRA
- Writing automated tests and testable code using Jest
- Connecting the UI with backend using REST API or GRAPHQL
- Transforming UX wireframes/design into responsive web pages
What you need to have:
- Minimum of 4 years (and above) experience in modern UI frameworks like ReactJS web/Native
- Experience and expertise in HTML, CSS and Javascript
- Familiar with UI design concepts and user interface design
- Experienced user of the GIT/GITHUB repository
- Experience with hands on UI development
- Experience in modern UI frameworks like ReactJS web/Native
Summary
We are looking for talented front-end developers who can help us in enabling our customers deliver excellent experiences to end users. As a customer experience management firm , we are constantly enhancing user experiences in several of our customers' online platforms. The role of a front-end developer in our teams is crucial in realising our design solutions without any loss in translation. We are looking for developers who can contribute in building the best in class digital experiences through the right use of frameworks , technologies and code.
Responsibilities
Design and Develop web / mobile applications using front-end technologies like Angular7+, CSS , JS , HTML and many more.
Implement applications that have high standards of quality and the best of the performance.
Translate UX / UI designs from our design teams into high quality code without any loss in translation Design and implement optimised components, modules and applications using best practises of front- end development and clean coding standards
Work closely with backend development teams on API design and integration.
Deliver code with maximum coverage using unit-testing frameworks and testing practises such as TDD .
Optimise code continuously to improve quality , maintainability and performance.
Qualification and Experience
2 - 5 years of experience in front-end development of web / mobile applications . Experience in backend technology stacks will be an advantage
Key Skills
Strong proficiency in Angular7+, JavaScript .
Strong skills in HTML , CSS , SCSS and any CSS Frameworks .
Thorough understanding of any front-end frameworks like React , Angular or any other along with its core principles
Experience with data structure libraries , state managements, functional / reactive programming . Familiarity with newer specifications of ES6.
Experience with RESTful APIs integration
Knowledge of modern authorisation mechanisms, such as JSON Web Token
Familiarity with modern front-end build pipelines and tools
Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
A knack for benchmarking and optimisation







