React.js 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.

Role: Sr. Frontend Developer

Exp: 6- 9 Years

CTC: up to 30 LPA

Location: Bangalore

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.

• Collaborate with team members to develop high quality software.
• Develop intuitive software that meets and exceeds the needs of the company.
• Professionally maintain all software and create updates regularly to address customer and company concerns.
• Analyze and test programs and products before formal launch. Troubleshoot coding problems quickly and efficiently.
• Designing, developing, and testing UI for mobile and web applications. Build reusable code and libraries for future use.
• Accurately translate user and business needs into functional frontend code

Purpose of the Role

To design and implement the Peak AI System - a new system of intelligence that allows companies to quickly harness the power of AI.

The Opportunity 

Peak are a Decision Intelligence company - where we are democratising AI for every business and building a great company that everyone loves being part of. We are on a mission to help organisations use AI to make great commercial decisions, all the time. Just as importantly, we are also focused on building an amazing company: one where we truly value our people & culture, and strive to make an amazing and diverse place to work. Our recent Best Companies award & World class accreditation for being one of the top companies to work for is a testament to this.

We have ambitious plans over the coming years - to create and lead a new category of enterprise software; the decision intelligence system (Decision Intelligence), expand our operations and create the best working culture possible. This is a great time to join Peak and the Engineering team, as we start the next stage of our global growth.

The Role

Based in Jaipur or Pune, you will be working in a collaborative team on cutting edge technologies in a supportive and dynamic environment. Ultimately you are responsible for building the CODI and on-boarding new clients - this involves:

• Developing a good understanding of the solutions which Peak delivers, and how these link to Peak’s overall strategy.
• Making suggestions towards shaping the strategy for a feature and engineering design.
• Managing own workload and usually delivering unsupervised. Accountable for their own workstream or the work of a small team.  
• Understanding Engineering priorities and is able to focus on these, helping others to remain focussed too
• Acting as the Lead Engineer on a project. Helps ensure others follow Peak processes, such as release and version control.
• An active member of the team, through useful contributions to projects and in team meetings.
• Supervising others. Deputising for a Lead and/or support them with tasks. Mentoring new joiners/interns and Masters students. Sharing knowledge and learnings with the team.

Required Skills and Experience

We are building a team of world class engineers in Jaipur, essentially we are looking for bright, talented engineers looking to work at the cutting edge of practical AI.

• Acquired strong proven professional Front End Development experience.
• Proven track record and experience working on Javascript and front end frameworks like React (preferred) and Angular
• Knowledge and experience working with Node.js, Go or any other back end programming language is a plus .
• Experience of turning UI/UX designs to applications and keen interest in the UI/UX side of an application. 
• Able to build prototypes quickly and work with the product teams to test a concept. 
• Demonstrable experience in building front end or UI/UX development practices in previous jobs. 
• Building and implementing a product on cloud based infrastructure.
• Good understanding of Microservice Architecture, Cloud Technologies, CI/CD and Serverless.
• Ability to document requirements and specifications.
• A naturally inquisitive and problem-solving mindset.
• Strong experience in using Agile Methodologies such as Kanban or Scrum to build quality software.
• Good communication skills.

As well as doing great work we have created an award-winning, fun and exciting workplace that people love to be, we are looking for people to join us who share our values and are:

• Open - Always up for new ideas and able to take and give feedback in a positive way.
• Driven - sets high goals, doesn’t give up, and make sacrifices to ensure that their job gets done on time and meets/exceeds expectations.
• Curious - Aware of new technologies and uses them to make new improvements in the Engineering ecosystem.
• Smart - Innovative and thinks out of the box, in difficult situations finds a way to succeed no matter what 
• Responsible - takes ownership of tasks given and has a strong work ethic.

About Peak

In an age when becoming AI and data-driven is one of the most important things businesses must do, it can also be one of the most challenging. That’s where Peak comes in; our CODI system sits at the heart of our client’s businesses, enabling the rapid unification, modelling and - most importantly - use of data - helping decision makers make great commercial decisions, powered by AI. All supported by our world-class data science team.

Founded in 2014, Peak has grown rapidly, in line with the world’s fastest growing SaaS companies, winning numerous awards and attracted significant funding to support the company’s ongoing investment in machine learning and AI technologies. All to further our mission to become the world’s leading AI System business.

Headquartered in Manchester, Peak also has offices in London, Edinburgh, Jaipur and Brisbane. Our clients include some of the world's leading retailers, manufacturers and well-known brands alongside highly innovative and tech-savvy businesses. Peak is an Amazon Web Services (AWS) Partner, and holds Machine Learning Competency and Retail Competency status.

You would possess experience building web applications using MVC frameworks (Reactjs, Redux) in a service-oriented environment.

• In-depth experience in object oriented Javascript.
• Excellent knowledge of professional software engineering practices and best practices for the full Software Development Lifecycle, including coding standards, code reviews, source control management, build processes, testing and operations.
• Proficiency to code in front-end technologies such as Javascript/HTML/CSS.