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.

Job Description

• • Collaborate with developers and UI/UX engineers to build scalable web apps
• • Design, implement and manage large applications with video streaming and complex state and high-frequency data
• • Experiment with large data sets to find interesting and valuable ways to visualize the data
• • Build reusable, testable React components that can be used between projects
• • Contribute towards building the company’s coding culture.
• • Mentor, groom junior developers and participate in code reviews

Requirements

• • 3+ years of relevant industry experience
• • A deep understanding of JavaScript
• • React, Redux or other JS framework experience
• • HTML5, CSS/SASS, Restful APIs, HTTP
• • JEST or other testing experience
• • Experience with android app development
• • Experience with CI/CD
• • Experience with Mathjax/Latex
• • Experience with large scale video streaming
• • Understanding of i18n, A11Y
• • Excellent understanding of cross-browser compatibility issues
•  

We are building for the future of work by changing the way the world looks at information and data paradigms. The Meaning Engine by India-based Needle Innovision enables building solutions by processing meaningful data out of anything stored anywhere - structured, unstructured data types, distributed, at scale and more. 

In our quest to do more, we are looking for an exceptionally creative, and technically brilliant Lead React Engineer to join us in a hybrid setting from New Delhi. For us 2 key green flags (read as must-haves) are 

🟢 A need to evolve complete solutions with visibility of end to end modules and not just work on tasks in the next leg of their careers. Basically the excitement to architect.

🟢 Preparedness to move into enterprise-ready environments but as part of a smaller team, so more responsibility to deliver + lead.

This could be an awesome launching pad for someone who enjoys working towards big-picture goals, has a keen interest in leadership, and is excited about aesthetic and useful products, Our teams are sustained on values of care and we offer a generous number of vacation days, the opportunity to craft your calendar with flexible schedules and very soon an insurance plan for you and your loved ones. We offer a starting salary range of 11-15LPA.

What you will do: 

• Work with the product team to understand project requirements.
• Perform technical documentation – Designing architecture, flow diagrams, documenting technical implementation approaches and pseudocode.
• Develop and implement pixel-perfect and highly-responsive user interface components using React.js & ReactNative concepts.
• Oversee development process compliance and CI activities.
• Set and evolve standards and best practices for our application development team
• Guide/Mentor junior developers and empower them on React and related trends.

What you will bring: 

• Today - has a portfolio of beautiful engineered frontend UI. At least some of which they can show us. (🟢 #3)
• Can articulate at least one reason of switch which does not only say growth etc but growth's metric (🟢 #4)
• 3 years minimum detail-oriented experience as a Senior Web Developer creating React.js based solutions and expert-level knowledge of ReactJS, ReactNative ecosystem and ES6.
• Demonstrated experience in B2B application development for large enterprises.
• Ability to review specifications documents and provide technical inputs on successfully implementing business solutions.
• Proficient understanding of build tools and code versioning tools, such as Git/SVN.
• Experience using async RESTful services, CSS preprocessors, bundlers and associated libraries, as well as working knowledge of isomorphic React.

As a Lead React Engineer, you would be expected to understand business requirements, represent Needle to external stakeholders, and have experience in working in agile teams.

If leading a squad that implements real-world impacting digital transformation at the intersection of data science and AI excites you and if our awesome bite-sized team inspires you to be a part of our quest, we think you could be the one to help build the impact, we are looking to building here. 

• Develop user-facing features, while building reusable code & libraries for future use
• Optimize application for maximum speed & scalability
• Ensure the technical feasibility of UI/UX designs
• Ensure that all user input is validated before submitting to the back-end

Experience

• 1-3 Years work experience in Frontend
• Experience working with libraries/frameworks like ReactJS, AngularJS, KnockoutJS, BackboneJS, DurandalJS, etc.
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc
• Proficiency with HTML5, CSS3. Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS
• Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Basic knowledge of image authoring tools, to be able to crop, resize, or perform small adjustments on an image. Familiarity with tools such as Gimp or Photoshop is a plus.
• Proficient knowledge of cross-browser compatibility issues & ways to work around them.
• Proficient understanding of code versioning tool - GIT
• Good understanding of SEO principles and ensuring that application will adhere to them

We are looking to hire a Full-time, Remote (India) Frontend engineer to help create a SAAS product from the ground up in a niche industry.
This will be the v2.0 of an existing legacy platform with paying customers. This position is within the first few hires in the founding team of the revamped company.
We are on a mission to build a truly world-class product and deliver at high speeds with high quality.

Read on and apply for the job if you are a doer, likes no BS, think you're competent enough to get things done, want some quiet time every day, want to make a difference, values work-life balance, and enjoy life outside work.

Experience - At least 5 years building scalable SAAS applications in the cloud. It would be great to showcase anything progressive. Education from premier institutions, git contributions, tech blogs, volunteering, pet projects, etc.

Responsibilities -
- Architect, write, deploy and own the (SAAS) product from a technical frontend standpoint working closely with backend engineers and designers
- Create and deliver the product end-to-end all the way to the user
- Write highly performant code and continuously measure performance and make the application better based on benchmarks
- Debug production issues and keep the application quality high always
- Assist with hiring more people when the team grows
- Pick up any appropriate work as in any early-stage company

General Skills Needed -

- Create state-of-the-art user experiences including complex dashboards, pdf reports, complex graphs delivering the end-to-end implementation all the way to the user
- Should be able to build and deploy multi-tenant SAAS applications end to end
- Need to have a technology-agnostic mindset. Should be able to easily pick up any new technology based on the use case
- Should be an expert software craftsman/craftswoman. Must own the code and be proud of what you build
- Write well thought out, well-tested code with extensive unit tests and integration tests so that the addition of future features is easy.
- Must know cloud deployment concepts and be comfortable working on CI/CD pipelines, cost-effective cloud deployment strategies. AWS experience highly preferred
- Must be able to design and architect simple, market-tested yet highly scalable solutions
- Must be able to quickly iterate and produce working software at a high speed. Must not be shy to scrap and rebuild when there is a need
- Must be appreciative of documentation and write well-documented code and technical documentation alongside

Technical Skills Needed -
- Expert level knowledge in JavaScript, HTML, CSS, and modern web development standards and frameworks (React preferred/Angular/Vue/etc)
- Expert level knowledge in the appropriate frameworks

1. React (preferred), Angular, Vue, or other modern frontend frameworks
2. Integrating with Rest APIs
3. PostgreSQL, MySQL, any NoSQL or other database technology

- Expertise in data presentation and reporting - creating beautiful reports and graphs in the UI based on the data collected by the backend
- Must have a great level understanding of various frameworks on authentication and authorization, billing and metrics
- Must have some knowledge in creating cost-efficient and scalable cloud deployments (AWS preferred) and be ready to learn
- Expert level knowledge in industry-standard design patterns and tools

Technical Skill :