Senior ReactJS developer

Job Title : Frontend Developer (React + Three.js)

Location : Noida

Experience : 2+ Years

Job Description :

We are looking for a Frontend Developer with strong skills in React.js and Three.js to build interactive, high-performance 3D web applications. The role involves creating smooth 3D experiences, optimizing performance, and collaborating with cross-functional teams.

Key Responsibilities :

• Develop responsive and dynamic UIs with React.js/Next.js.
• Implement and optimize 3D visualizations using Three.js/WebGL.
• Manage 3D assets (GLTF/GLB, textures, compression).
• Ensure performance optimization, cross-browser compatibility, and scalability.
• Collaborate with designers and backend teams to deliver seamless experiences.

Required Skills :

• JavaScript/TypeScript, React.js/Next.js
• Three.js / WebGL for 3D rendering & interactions
• State management (Redux, Zustand, Context API)
• 3D asset pipeline (GLTF/GLB, textures, compression tools)
• Performance optimization (profiling, draw calls, FPS tuning)
• API integration (REST/GraphQL)
• Version control (Git)

About Company

ADDV HealthTech Solutions, a UK-based company, operates with a strong IT presence in Ahmedabad, empowering IT professionals and organizations with cutting-edge technologies. As a product and service-based industry, we have excelled in managing UK healthcare projects, leveraging our novel tech-led approach.

ADDV HealthTech Solutions operates as a subsidiary of the renowned UK company, ADDVantage Technologies (https://addvantage-technologies.co.uk/) delivering innovative healthcare solutions like AllDayDr, Healthya, AppLocum, PharmSmart, ADDVantage Minds, and HEALTHYA Stations. Under the visionary leadership of our Founder and CEO, Suhel Ahmed, we continue to expand our expertise and presence across the UK and the Middle East.

What are we looking for in a candidate?

● 3-5 years of experience in frontend development.

● Proficient understanding of web markup, including HTML5 and 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

● Strong knowledge of JavaScript and its frameworks, such as AngularJS or React.

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

● Experience with responsive design and frameworks like Bootstrap.

● Proficient understanding of cross-browser compatibility issues and ways to work around them.

● Basic understanding of React.js and its core principles (optional but preferred).

● Familiarity with version control systems (e.g., Git).

● Excellent problem-solving and communication skills.

What will a candidate be doing with us?

● Develop and maintain user-facing features for web applications.

● Build reusable code and libraries for future use.

● Ensure the technical feasibility of UI/UX designs.

● Optimize applications for maximum speed and scalability.

● Collaborate with other team members and stakeholders.

What will we provide to the candidate?

● 5 days working

● Flexible working hours

● Training and Development Opportunities

● Collaborative work environment

● Working with International teams

• Object-oriented JavaScript,
• jQuery,
• ES6,
• React JS (Versions 16.8 & below),
• Redux (Action Type, Action Creator & Reducers),
• Middleware(Redux-Thunk, Redux-Saga),
• React Hooks,
• Axios & Fetch library,
• Managing States & Props efficiently,
• React Forms,
• Validation (Schema & Non-Schema using any third-party library or custom),
• the candidate should be aware of the production build process,
• HTML5,
• knowledge of CSS,
• Rest API integration knowledge,
• Authentication(Token Based) & Authorization with Routes

• Building, Designing, Testing, and Deploying web apps.
•  Thoroughly explore & understand the under-hood of products in the market, strengths & fault-lines of each.
• Drive from Conceptualisation to Deployment of analytics suite of products that are robust and can stand the test of time when our data size is multiplying month-on-month.
• Work closely with designers & product managers to build things that are normally regarded as holy grails in browser-based analytics applications.
• Actively participate in design and code reviews to build robust applications and prototypes.
• Interacting with team members, and customers to continuously look for better innovations for all teams across Trade Brains

About the Company

Job Description

Experience : 2-3Years

Requirement

• 2 years of experience in frontend development primarily using React .JS
• Knowledge and experience in JavaScript and ReactJS ,HTML,CSS3
• Thorough understanding of NodeJs & React.js(SSR) and its core principles
• Familiarity with RESTful APIs
• Familiarity with modern front-end build pipelines and tools
• Good experience and thorough understanding of React.js and its core principles
• Good experience in UI design and development
• Knowledge of functional and object-oriented programming
• Ability to write well-documented, clean Javascript code
• Ability to understand business requirements and translate them into technical requirement

Regards 
Team Merito

Qrata is hiring for a Venture funded company that is backed by marquee investors. Founded in

2020, the product provides a collaborative new way for SaaS companies to onboard their

large customers. Their unified workspace aims to help streamline customer onboarding and

implementation journeys, and get every customer off to a great start.

Role: Senior frontend lead

Description: Are you a front-end developer looking to fast-track your learning and growth? Have you looked at world class products like Asana, Notion, or Airtable, and felt “I wish I were part of the early team that built these products”?

They are a team that has previously built and rolled out globally successful SaaS

products used by tens of thousands of customers. They're laser focused on delivering a world

class new product again, and looking for an ambitious front-end engineer to join our existing

team of 9 engineers.

If it excites you to think of a fast paced start-up environment, building something big from

scratch, breaking down new problems, creating well structured UI components, executing on

pixel perfect design, paying great attention to every little interaction detail, and doing demos

of your work every Friday with a happy and passionate team, then this is the right

opportunity for you.

Some of the tech problems you get to work-on as a front-end developer would include

building real-time collaboration experiences across their product, building live document

editing and modern spreadsheet experiences from scratch, creating flexible new Kanban-style views of work tasks, and crafting cool new UI components and interactions that we will use across our product.

Tech Requirements:

● Expertise in React

● Hands-on experience in HTML, CSS, SASS & Object Oriented Javascript

● Code audits and guidelines

● SPA Framework patterns

● Browser features (Caching / Storage / Compatibility etc )

● Test automation

● Deployment strategy

Nice to have:

● Familiarity with AWS

● Experience with startups or early stage teams

● Typescript

● Knowledge of module bundlers like Webpack

• At least 2+ years of product development experience with expertise in designing and implementing high-performance web applications
• You must be proficient in Problem Solving and Data structures since you got to find the best way of handling a huge set of data.
• Strong hands-on experience in developing web applications using JavaScript
• Strong experience and knowledge in single-page frameworks like ReactJS/Angular/VueJs/other frameworks and ability to design the architecture of single-page applications.
• Strong hands-on experience with JAVASCRIPT, OOPS Concepts, Single page applications, REACTJS, D3, NodeJS, etc
• Build tools such as grunt, gulp, web pack.
• Exceptional debugging skills and knowledge on browser developer tools
• Familiar with RESTful APIs to connect applications to back-end services
• Familiar with optimization techniques (both in file weight and perceived/actual processing speed), debugging techniques, dynamic content retrieval, state management e.g: (Redux), cross-browser support.
• Experience in optimizing the application for performance and scalability using CDN, caching, etc
• Deep experience developing modular, object-oriented JavaScript Strong command of the HTTP protocol and the latest web standards
• Knowledge on Node server, Socket connections and mechanisms to handle real-time async data would be a plus.
• Very Good understanding of Agile/Scrum methodologies
• Very strong full stack experience with familiarity in serving technologies such as HTTP, CDN, proxies and caching
• Working experience with distributed teams and leading them is a plus
• Strong hands-on on writing test cases and documenting UI component.