Frontend Developer

Job Title : React.js + Web3 Developer

Experience : 2+ Years

Location : Gurgaon, Sector 48 (Work From Office)

Working Days : 6 Days

Employment Type : Full-Time, Permanent

Job Summary :

We are seeking a talented React.js + Web3 Developer to join our fast-growing engineering team.

The ideal candidate should have strong front-end development skills along with hands-on experience in blockchain/Web3 integrations.

Mandatory Skills : React.js, JavaScript/TypeScript, Web3.js/Ethers.js, Wallet Integrations, State Management (Redux/Zustand), REST APIs, Git.

Key Responsibilities :

• Develop responsive, scalable front-end applications using React.js & TypeScript.
• Integrate Web3.js / Ethers.js to connect UI with blockchain networks.
• Work with REST & GraphQL APIs for backend communication.
• Implement wallet integrations (MetaMask, WalletConnect, Coinbase Wallet, etc.).
• Collaborate with blockchain engineers for smart contract interactions.
• Optimize UI performance, handle state management, and write clean, maintainable code.
• Troubleshoot and enhance Web3 features within the application.

Mandatory Skills :

• Strong hands-on experience in React.js, JavaScript/TypeScript.
• Experience with Web3.js/Ethers.js, blockchain interactions.
• Understanding of wallet integrations, dApps, and blockchain basics.
• Knowledge of state management (Redux/Zustand/Context API).
• Strong debugging, problem-solving, and Git experience.

Nice to Have :

• Familiarity with Solidity, Smart Contracts, and Ethereum ecosystem.
• Experience with Node.js or backend systems.
• Understanding of IPFS, Layer 2 solutions, and NFT standards.

Responsibilities

Ability to work on a cross-functional team within a very agile team, delivering on time and with high quality

Adjusts and defines new processes as they arise due to known and unknown customer/engineering requirements as it relates to frontend web development

Provides feedback on frontend architecture, code organization and CI/CD infrastructure for the team

Staying up to date with the best practices and future frontend development

Provides frontend leadership expertise and mentoring to other developers on not only the team, but the engineering organization as a whole

Takes pride in delivering ground breaking UI to web applications

Working closely with UX designers to turn their ideas into reality as it relates to creating visualizations for next generation cybersecurity

Qualifications

Proficient in developing large REACT Web Applications

Experience with Django applications

Proficient with TypeScript

Experience with Postgres or other relational database(s)

Experience developing REST APIs with authentication and scaling

Familiarity with some ORM (Object Relational Mapper) libraries

Cloud computing architectures (AWS, Azure, Google Cloud)

Experience with Docker a plus

🚀 Hiring: React.js

⭐ Experience: 2+ Years

📍 Location: Mumbai

⭐ Work Mode:- 5 Days Work From Office

⏱️ Notice Period: Immediate Joiners or 15 Days

(Only immediate joiners & candidates serving notice period)

We’re looking for a skilled React.js Developer to join our growing team! If you love building dynamic, user-friendly web applications and have strong expertise in React.js, JavaScript (ES6+), and modern front-end tools, this role is for you.

✅ Key Skills:

• Proficiency in React.js, JavaScript (ES6+), HTML5, CSS3
• Experience with Redux / Context API
• Strong knowledge of REST APIs & JSON
• Familiarity with Git & Agile development
• Bonus: TypeScript, Next.js, Testing (Jest/Enzyme), UI frameworks (Material-UI/Tailwind)

What will you do?

• Developing new user-facing features using React & Redux

• Build modular layouts, reusable code and libraries for future use

• Refactor, optimize and improve the existing code base for maintenance and scale

• Use test-driven development and acceptance tests to ensure feature quality

• Design and implementation of low-latency, high-availability, and performant applications

• Optimize application for maximum speed and scalability

• Work closely with back-end developers to make sure the user experience is implemented as it was conceived

Skills Required

• Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms, JSX, and Babel

• Complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.

In-depth understanding of redux

• Understanding of RESTful APIs, HTML/CSS, ES6 (variables and scoping, array methods), code versioning tools like GIT, and NPM

• Good understanding of Promises, Async/ Await and Callbacks

• Should have good knowledge of Socket

• Understanding the nature of asynchronous programming and its quirks and workarounds

• In-depth knowledge of object-oriented programming

• Understanding of JavaScript Development on the server side using NodeJS and Express would be a plus

• Knowledge of ES6 would be a plus

• Should have good hands-on experience on MongoDB, designing optimized database structures using MongoDB and writing optimized queries for better performance

Description of Skills/abilities:

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 those with well-known React.js workflows such as 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 a must.

You will be responsible for architecting and building the 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.

Responsibilities

1. Developing new user-facing features using React.js, React hooks.
2. Building reusable components and front-end libraries for future use.
3. Translating designs and wireframes into high quality code.
4. Optimizing components for maximum performance across a vast array of web-capable devices and all browsers.
5. Build pixel-perfect, buttery smooth UIs across all web browsers.
6. Diagnose, fix bugs, maintain code and write automated tests to ensure the product is of the highest quality.
7. Key understanding about Object Oriented Programming, Web Architecture, SDLC, Rest Framework.
8. Should have understanding in Hybrid App Ecosystem, Code Once - Deploy Anywhere thought process.
9. Responsible for development of new highly-responsive, web-based user interface.
10. Construct visualizations that are able to depict vast amounts of data.
11. Work with product team and graphic designers.
12. Develop a flexible and well-structured front-end architecture, along with the APIs to support it React.js developer requirements and qualifications.
13. Support the entire application lifecycle (concept, design, test, release and support). Produce fully functional web, mobile applications writing clean code.

Skills

1. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
2. Thorough understanding of React.js and its core principles.
3. Having Experience with popular React.js workflows such as Redux.
4. Familiarity with newer specifications of Typescript.
5. Having Experience with data structure libraries (e.g., Immutable.js).
6. Knowledge of isomorphic React is a plus.
7. Familiarity with RESTful APIs.
8. Knowledge of modern authorization mechanisms, such as JSON Web Token.
9. Familiarity with modern front-end build pipelines and tools.
10. Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
11. Familiarity with code versioning tools such as Git, SVN.
12. Knowledge of functional or object-oriented programming.
13. Ability to write well-documented, clean typescript code.
14. Rock solid at working with third-party dependencies and debugging dependency conflicts.
15. Understanding of REST APIs, the document request model, and offline storage.

Skill Set:

React, React Hooks, Redux, and Typescript with minimum of 6+ Years of relevant Experience.

JOB SUMMARY

Take part to the development and the maintenance of the FM SAAS Platform.

·    Write technical designs (conception, architecture, data model)

·    Maintain/enhance CI/CD processes ( Basic Knowledge is mandatory)

·    Develop and maintain the platform

·    Support UI developers

·    Identify and resolve incidents

·    Representing FM in global UI architecture meetings

JOB RESPONSIBILITIES

Customers

Delight our customers by:

·      Delivering high quality, bug free software

·      Respecting customer commitments

·      Respecting UX designs

·      Assisting operations (incl. support, delivery and pre-sales) with subject matter expertise when needed

·      Providing expected effort to solve customer issues

• Understanding fully the FM Strategy

Teamwork

Work together by:

·      Providing a transparent reporting to both the scrum team and the UI team

·      Helping other team members to achieve their commitments

·      Sharing knowledge

·      Driving other UI developers

• Working closely with his/her scrum team
• Working closely with the FM UI team
• Working closely with QA
• Working closely with SRE
• Working closely with the global UI team
• Working closely with the UX team

Innovate

Innovating by:

·      Keeping in touch with latest technologies

·      Sharing (business/technical) ideas with the team and the management

·      Proposing new development tools

·      Proposing enhancement to our CI/CD processes

Improve (KPI’s)

Constantly improving by:

·      Being proactive and autonomous

·      Actively participating to retrospective

·      Communicating with other BT UI teams

·      Helping others

SKILLS, KNOWLEDGE AND EXPERIENCE REQUIRED

Required Skills

·      IT Master’s Degree or equivalent such as Engineering school

·      Strong/proven knowledge of Javascript development language

·      Strong/proven knowledge of React and its usual ecosystem

·      Basic knowledge of Docker

·      Strong analytical and algorithmic skills

·      Strong communication skills

·      Autonomy

·      Adaptability

·      Team working skills

·      Ability to propose and discuss API contract with backend tech leads

·      Heightened sense of client service

·      Quality and documentation

·      Sense of responsibility

·      Strong attention to detail

Good to have Skills

·      Rigorous, methodical and organized

·      Ability to work both independently and within a team

·      Knowledge about Single spa

·      Knowledge about Kubernetes

·      Knowledge about GitLab

·      Knowledge about ArgoCD

·      Knowledge of SWIFT banking environment would be an advantage

·      Knowledge of Open Banking would be an advantage

·      Mastery in software engineering tools

• Experience, preferably with web applications and not websites
• Experience with HTML5, CSS3, JQuery & Javascript
• Experience with JSON data structures