React Developer | Mumbai

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

ReactJs Developer

Key aspects of this role:

• Meeting with the development team to discuss user interface ideas and applications.

• Reviewing application requirements and interface designs.

• Identifying web-based user interactions.

• Developing and implementing highly-responsive user interface components using React concepts.

• Writing application interface codes using JavaScript following React.js workflows.

• Troubleshooting interface software and debugging application codes.

• Developing and implementing front-end architecture to support user interface concepts.

• Monitoring and improving front-end performance.

• Documenting application changes and developing updates.

To be the right fit, you'll need:

• Minimum 4+ years relevant experience in application development and React JS.

• Knowledge of React hooks such that use Context, use Reducer, use Effect.

• Knowledge of React props and state management (both functional and class component)

• Strong understanding of Error boundary concept of react.

• Work experience with any react based UI library or Redux is preferable

• Experience in building cross-browser layouts with CSS and HTML

Front end Developer : (Group Manager )

Job Description

Join our product development team to develop our web applications

You are a creative web programmer that will focus on the front-end development and design, but also assist as needed with back-end development if needed.

Design, production, modification, and maintenance of web application’s user interface

Assist with the development and implementation of new features

Work with back-end developers to implement front-end and user interface requirements

Work with team on designing new interfaces to programs

Thoroughly document design and implemented code

Qualifications

- B.E. or B. Tech or MCA

- 5 to 8+ years of overall experience

5 years of frontend web application development

Proficient understanding of web markup, including HTML5, CSS3

Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery. Strong understanding of JavaScript

Good working experience of any of advanced JavaScript libraries and frameworks such as AngularJS, KnockoutJS, BackboneJS, ReactJS

Good understanding of asynchronous request handling, partial page updates, and AJAX

Proficient understanding of code versioning tools GIT/SVN

Good understanding of browser rendering behavior and performance

Good knowledge of charting any frameworks like Highcharts, Highmaps or D3JS

Working with and leveraging cloud PaaS components for front end delivery

Experience in any server-side programming is a plus

Familiarity with Visio, Basic knowledge of image authoring tools, to be able to crop, resize, or perform small adjustments on an image is a plus.

**TL;DR:** Seeking an experienced Front-end Developer proficient in React and Next.js to build user-friendly interfaces for Proof of Skill, a blockchain-based protocol for skill verification and credentialing.

Proof of Skill protocol is a decentralized system where industry experts (Validators) evaluate candidates' skills and issue verifiable Skill Credentials. Organizations can then shortlist candidates based on these credentials.

**Qualifications and Skills:**

5+ years of experience in front-end development, with a strong focus on React and Next.js

Proficiency in JavaScript, HTML5, CSS3, and related front-end technologies

Solid understanding of React ecosystem, including Redux, React Router, and React Hooks

Experience with Next.js and its server-side rendering (SSR) and static site generation (SSG) capabilities

Familiarity with modern front-end build tools and workflows (e.g., Webpack, Babel, ESLint)

Knowledge of responsive design and cross-browser compatibility

Experience with RESTful APIs and integration with back-end services

Familiarity with web accessibility standards (WCAG) and best practices

Understanding of blockchain technology and decentralized applications (dApps) is a plus

**Responsibilities:**

Design and develop user-friendly interfaces for the Proof of Skill platform using React and Next.js

Implement reusable and modular front-end components following best practices

Integrate with blockchain-based back-end services and decentralized data sources

Optimize performance, scalability, and security of the front-end applications

Collaborate with the design team to ensure pixel-perfect implementation of UI/UX designs

Write clean, maintainable, and well-documented code

Participate in code reviews and ensure adherence to coding standards

Stay up-to-date with the latest front-end technologies, frameworks, and industry trends

**Ideal Candidate Traits:**

Strong problem-solving and analytical skills

Excellent communication and collaboration abilities

Attention to detail and commitment to writing clean, efficient code

Passion for creating intuitive and engaging user experiences

Entrepreneurial mindset and willingness to take ownership

Curiosity and eagerness to learn and grow in a dynamic environment

Experience building for crypto is a huge plus

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)

We at https://www.linkedin.com/company/shethink-pvt-ltd/">SHETHINK Pvt. Ltd. are looking for experienced candidates as React.js web developers.
Are You The One?

Join the best, to be the best…

Role and Responsibilities:

• The candidate must be keenly expert in JavaScript (ES6), React JS (Functional React- React with Hooks).
• Must be well aware of the JS concepts like promises, async-await, callback, fetch, and array methods like map, filter, reduce. 
• We are highly fetching for the candidates that are good with conditional rendering, and very much clear regarding the concepts of useEffect hook.
• Knowledge of GIT is a must.
• Knowledge and experience in any state management library such as redux or context is a plus.
• Must be familiar with JS libraries like Axios, and UI libraries like material-ui, core-ui, formik, etc.
• Must have a proper understanding of CSS properties like margin, padding, flex, position, z-index, media queries, and other important concepts like media queries, DOM manipulation.
• Must be aware of using dev tools provided in the browsers such inspect elements and network tab to track API calls.
• Basic API calling through postman or similar tools.
• Candidate worked on projects dealing with manipulation of dates, form validations, etc. are preferred.

Experience Required:

• The candidate must at least have a total experience of 1-3 years in the relevant field. 
• The candidate must have basic knowledge regarding data structure and algorithm. 
• We require people with keen logistics skills.
• The candidate must be strong with basics and their concepts must be clear enough to deal with all sorts of delusions. 

Location:

• The job role of a React.js developer is open only for candidates residing in Indore or who are willing to relocate to Indore. 

We are highly fetching for immediate joiners or candidates that may join the company within 15 days. 

• Expertise in React tools including React.js, Webpack, Babel, Redux/Flux, React router.
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Practised in any one CSS frameworks like material UI, Semantic UI, Bootstrap, ANT design.
• Experient working on web API like RESTful Web services, • Proficiency in using Graphql, WebSocket, webhooks.
• Should be able to design and build modern user interfaces to enhance application performance.
• Hands-on experience in browser-based debugging, performance testing software and deployment, with an attention to detail that supports the software development cycle.
• Experience with automated testing suites, like Jest or Mocha
• Experience in an Agile environment