React.js Developer

Job Title: Frontend Engineer- Reactjs, Nextjs, MUI 

Location: Hybrid weekly ⅔ days WFO (Bengaluru- India)

About the Role:

We're looking for a passionate and skilled Frontend Engineer with 1–3 years of experience to join our growing development team. This role is front-end-heavy, focused on building clean, scalable, and high-performance user interfaces using the latest technologies in the MERN stack—particularly Next.js, React, TypeScript, and Material UI (MUI).

You’ll work alongside a collaborative and talented team to design and build seamless web experiences that delight users. If you're excited about modern frontend architecture and want to grow in a fast-moving, remote-first environment, we'd love to hear from you.

Key Responsibilities:

• Develop responsive, high-performance web applications using Next.js, React, and TypeScript.
• Translate UI/UX designs into functional frontend components using MUI.
• Collaborate with backend developers, designers, and product managers to deliver new features and improvements.
• Ensure code quality through best practices, code reviews, and testing.
• Optimize applications for maximum speed and scalability.

Must-Have Skills:

• 1–3 years of professional experience in frontend development.
• Strong proficiency in React, Next.js, and TypeScript.
• Experience with Material UI (MUI) or similar component libraries.
• Understanding of responsive design, modern frontend tooling, and web performance best practices.
• Familiarity with Git and collaborative workflows.

Nice-to-Have (Bonus) Skills:

• Familiarity with testing libraries (Jest, React Testing Library, Cypress).
• Experience working with design tools like Figma or Adobe XD.
• Basic knowledge of accessibility (a11y) standards and performance optimization.
• Basic experience with Node.js, MongoDB, or working in a MERN stack environment.
• Familiarity with AWS services or cloud deployment practices.
• Experience with RESTful APIs or integrating with backend services.

Requirements

• We are looking for a great JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). 

• You will ensure that these components and the overall application are robust and easy to maintain. - You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.

Skills And Qualifications

• Good understanding of advanced JavaScript libraries and frameworks  ReactJS or Vue JS
• Developing new user-facing features using React.js 
• Experience with popular React.js workflows (such as Flux or Redux)
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model 
• Thorough understanding of React.js and its core principles 
• Knowledge of isomorphic React is a plus - Familiarity with RESTful APIs 
• 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. 
• Ability to understand business requirements and translate them into technical requirements
• Building reusable components and front-end libraries for future use
• Proficient understanding of web markup, including HTML5, CSS3
• Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery
• Good understanding of asynchronous request handling, partial page updates, and AJAX

• Proficient understanding of cross-browser compatibility issues and ways to work around them.
• Proficient understanding of code versioning tools, such as Git / Mercurial / SVN
• Research new technology trends, come up with suggestions and roll out the same
• Expertise in building UI for cross-platform web application.
• Ability to write high-performance, reusable code for UI components.
• Must be a self-starter with a passion to stay current with the newest online technologies.
• Passion for performance debugging and benchmarking
• Excellent communication and problem solving skills. 

• Build fast and efficient next-generation web applications
• Implement new features and optimize existing ones
• Collaborate with Designers to iterate on the design
• Work closely with Backend Engineers to integrate APIs and other services
•  Find and address performance issues
• Identify and communicate front-end best practices
• Customer-focused, whether responding to support queries or developing new features and functionality.
• Able to provide constructive feedback and effectively review code, guiding other UI engineers in the right direction

• 3+ years of experience in UI/frontend development.
• Hands-on experience using React as a front-end development framework.
• Sound knowledge of front-end development languages, tools and methodologies like HTML5, CSS3, JavaScript and associated technologies and toolsets (e.g. jQuery, Sass)
• Able to write front-end code that is cross-browser and cross-device friendly, through responsive or adaptive techniques is essential.
• Working knowledge of AWS for product development and deployment is preferred
• Experience using Continuous Integration (CI) / Continuous Delivery (CD) systems for development and deployment.
• Proven knowledge of Test-Driven Development (TDD).

We are looking for a kickass JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will have to ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality products are important.

Requirements

• Strong proficiency in HTML, CSS and JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles
• Experience with popular React.js workflows (such as Flux or Redux)
• Experience with data structure libraries (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Ability to understand business requirements and translate them into technical implementations
• A knack for benchmarking and optimization
• Familiarity with code versioning tools (Git)

Responsibilities:

• Developing new user-facing features using React.js
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high-quality code
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers

• At least 4+ years experience in Angular.js / React.Js
• 4+ years of strong programming experience in UI/Web development using HTML5, CSS, JavaScript, and Bootstrap.
• 2+ years of strong programming experience in Unit Test Code Coverage using Jasmine / Karma.
• Strong in OOAD, design concepts & software engineering fundamentals.
• Strong inclination towards delivering quality software.
• Should be a good team player. Should have experience working in Agile Scrum Teams.
• Excellent communication skills
• Strong experience in defining & implementing software quality improvement measures: CI/CD setup, Jasmine, Karma Unit Testing
• Experience in working with tools like TFS, GIT.
• Should have strong problem-solving skills.

• Experience in UX will be good to have.

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

Skills:   

• Minimum 5 years of experience as a Front-end Developer
• Responsive/Mobile Design Skills
• Cross-Browser Development
• JavaScript frameworks like NodeJS, ReactJS etc.
• Front End Frameworks like Bootstrap
• Worked on markup languages like HTML, HTML5
• Worked on JavaScript, CSS and jQuery
• Excellent knowledge of browser troubleshooting and debugging practices and techniques
• Knowledge of some SEO principles
• Knowledge of graphics software such as Adobe Suite, Photoshop etc.
• Sense of ownership and pride in your performance and its impact on company’s success
• Critical thinker and problem-solving skills
• Team player
• Good time-management skills
• Good interpersonal and communication skills

To know more about Srijan Technologies, visit the following:

Website: http://www.srijan.net/">http://www.srijan.net/

Twitter: https://twitter.com/Srijan">https://twitter.com/Srijan 

LinkedIn: https://www.linkedin.com/company/srijan-technologies-pvt--ltd-">https://www.linkedin.com/company/srijan-technologies-pvt--ltd- 

Facebook: https://www.facebook.com/SrijanOne 

Responsibilities

• A complete ownership of the feature.
• Find innovative ways to increase efficiency/Application performance.
• Implement Visual Designs in standards compliant.
• Build efficient and reusable front-end systems and abstractions.
• Suggest and implement improvements to existing product interfaces.
• Ensure that all the assigned systems are performing to scale.
• Work closely with product management team to define and refine feature.

Requirements

• At least 2 years of product development experience with expertise in designing and implementing high-performance web applications.
• Strong hands-on experience in developing web applications using JavaScript.
• Strong experience and knowledge in single page frameworks using ReactJS and ability to design the architecture of single page applications.