Role: Senior React JS Developer
Requirements:
- Thorough understanding of React.js, React DOM and its core principles
- Experience in State Management Frameworks like Redux.
- Experience in developing cross-browser/platform compatible solutions for web.
- Experience of backend integrating with RESTful services.
- DOM manipulation and the JavaScript object model.
- In-depth knowledge of newer specifications of TypeScript, ES6,HTML 5,CSS 3.
- Must be familiar libraries like Material UI, Formik.
- Experience in Micro Front End architecture with Webpack Module Module Federation to combine multiple domain driven web apps on the same page without refreshing the page.
- Experience in different approaches on orchestration of Micro-apps of Client Side composition.
- Experience with package manager like npm,yearn.
- Experience with tools/packages like Visual Studio Code,ES Lint,SonarQube,Keycloak.
- Good understanding on Unit testing framework - Jest/ enzyme.
Location: Remote Working
** Preference will be given to immediate joinee

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NEED TO HAVE :
1) Have some knowledge of front end like React.JS
2) HTML, CSS
3) Strong in Javascript concepts
4) Good communication skills
5) Loves to code
GOOD TO HAVE :
1) Experience with type script will be a plus
2) Experience with Nest.JS framework will be a plus
3) Strong hold on ES6 principles.
4) Familiar with TDD ( Test Driven Development ) will be a plus.
5) Familiar with working in CI / CD will be a plus
6) Micro-Service architecture knowledge will be an added benefit.
You can directly WhatsApp us on nine three one six one two zero one three two
SimplyFI integrates Artificial Intelligence (AI) and Blockchain seamlessly into existing workflows to digitize and streamline complex processes in trade finance, import/export, and supply chain operations.
Our mission is to simplify and automate traditionally manual, paper-based systems by building secure, transparent, and intelligent platforms that empower enterprises and financial institutions worldwide.
Role Overview:
* We are looking for a talented and motivated React.js Developer with 2-3 years of hands
* on experience to join our front-end team in Mumbai. This role involves building scalable,
* user-centric web interfaces that interact with cutting-edge AI and blockchain-based
* systems.
* You’ll be part of a product team solving real-world challenges in trade finance and supply
* chain automation, contributing to platforms that are redefining how global commerce operates.
Key Responsibilities:
• Develop and maintain responsive, high-performance web applications using
React.js
• Translate UI/UX designs and wireframes into code with pixel-perfect precision
• Work closely with backend and blockchain teams to integrate APIs and services
• Implement clean, maintainable, and scalable front-end architecture
• Optimize components for maximum performance across browsers and devices
• Collaborate in Agile teams with Product Owners, Designers, and QA Engineers
• Participate in code reviews, testing, and debugging
• Stay up to date with the latest trends in front-end development, Web3, and AI
integration
Required Skills:
• 2-3 years of hands-on experience in React.js development
• Strong knowledge of JavaScript (ES6+), HTML5, and CSS3
• Experience with React Hooks, Redux, or Context API
• Proficiency in consuming and integrating RESTful APIs
• Familiarity with Git and version control workflows
• Good understanding of responsive design and cross-browser compatibility
• Strong attention to detail and debugging skills
Bonus / Preferred Skills:
• Exposure to Blockchain fundamentals (e.g., smart contracts, wallets, Web3.js)
• Basic understanding of AI APIs or AI-powered UX features
• Experience with TypeScript, Next.js, or GraphQL
• UI libraries like Material-UI, Tailwind CSS, or Ant Design
• Familiarity with test frameworks like Jest or React Testing Library
• Knowledge of security best practices in financial applications
It is an app platform (Android & iOS) that offers discovery, trials and purchase of lifestyle brands across multiple categories like beauty and grooming, food and beverages, health and wellness, fragrances, smart technology, accessories, services and experiences targeted towards the upper middle class.
What shall be expected of you:
● Be responsible for the core UI framework, and implement and maintain it.
● Responsible for the development of the front-end applications and
components.
● Coordinate with the backend engineers & designers for requirement
gathering of the product.
● Responsible for quality assurance including web usability, accessibility,
testing and debugging.
● Build reusable code and libraries for future use.
You must have:
● 2-5 years of prior hands-on experience in building responsive web
interfaces for consumers.
● Strong development experience in the following technologies (HTML,
CSS, Javascript, AJAX, working with REST APIs)
● Front end frameworks/libraries such as ReactJS, and Redux.
● Ability to translate product requirements into functional code.
● Ability to estimate the scope of work for sprint planning.
● Self-motivation and ability to work in a small team with minimal
supervision.
Would be awesome if you are also good at:
● SEO and page speed optimization.
● Web standards, Responsive design, and cross-browser compatibility,
Accessibility.
● Additional web technologies like Angular, Vue JS, Next JS etc.
● Must be fluent in writing code in ES6+ along with linters. ● CSS
preprocessor - SCSS/ LESS
Job Description:
We are looking for a good 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.
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
Skills:
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Thorough understanding of React.js and its core principles
- Experience with popular React.js workflows (Redux)
- Familiarity with newer specifications of ECMAScript
- 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 requirements
- A knack for benchmarking and optimization
- Familiarity with code versioning tools (such as Git, SVN, and Mercurial)
TechUnity is looking for a highly motivated and skilled React JS / React Native software developer who is comfortable with both front and back-end programming. Developer will be designing and implementing attractive and intuitive Web-based user interface and developing backend services to support front-end requests. Developer will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.
Other Responsibilities:
· Seeing through a project from conception to finished product
· Designing and coding of frontend web architecture
· Designing user interactions on web pages
· Developing backend server architecture
· Creating specification for servers and databases needed
· Ensuring responsive performance of applications.
· Designing and developing APIs.
· Meeting both technical and consumer needs.
· Staying abreast of developments in web applications and programming languages
· Good problem-solving skills.
· Excellent verbal communication skills
Role - Principle Engg | Reactjs
Skill Set - Programming
- React js with Redux,
- HTML5/CSS3
- Javascript
- Mobx (optional)
- Storybook (optional)
Unit Test Cases: Jest & Enzyme
Code Quality:
- SonarQube Knowledge
- Strong hold on unit-testing frameworks and writing effective unit tests
Other Important Skills:
- Engineering & Design Skills
- Good analytical & problem solving skills
- Ability to ship features end to end without much guidance
- Experienced with Agile methodologies
Soft Skills
- Good communication skills
- Zeal to learn new technologies & Methodologies
You must be comfortable working as part of a team while taking the initiative to take lead on new innovations and projects.
Qualifications
Proven 4+ experience as a client-side web Developer Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
Write well designed, testable, efficient code by using best software development practices
Add-Ons
Expertise in managing translation solutions for website localization.
Past experience in working in Similar Role
Good understanding of Software development
life cycle process Be responsible for maintaining, expanding, and scaling our site
Excellent communication and teamwork skills
Great attention to detail
Organizational skills'
An analytical mind
Degree in Computer Science, Statistics or relevant field
1. Core Java.
2. Thorough understanding of React.js and its core principles.
3. Strong proficiency in JavaScript, JQUERY, including DOM manipulation and the JavaScript
object model.
4. Experience with popular React.js workflows (such as Flux or Redux).
5. Knowledge of modern authorization mechanisms, such as JSON Web Token, SSO
authentication.
6. Familiarity with RESTful APIs.
7. Familiar with Linux
8. Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
9. Familiarity with Spring Boot, Hibernate (JPA)
10. Oracle or any other DB experience
11. Any J2EE server or Tomcat container experience required










