UI Developer - Freelancing

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)

We are seeking a skilled Next.js Developer with a minimum of 1 year of experience to join our growing team. As a Next.js Developer at Redlio Designs, you will have the opportunity to work on exciting projects for a diverse range of clients, collaborating with a talented team of designers, developers, and project managers.

Responsibilities:

- Develop high-quality, responsive web applications using Next.js framework

- Collaborate with designers to implement user-friendly interfaces

- Optimize application performance and ensure scalability

- Integrate front-end components with back-end services

- Write clean, maintainable code and adhere to coding standards

- Troubleshoot and debug issues to ensure smooth functionality

- Stay up-to-date with industry trends and best practices

Requirements:

- Bachelor's degree in Computer Science, Engineering, or a related field

- Minimum of 1 year of experience working with Next.js framework

- Strong proficiency in JavaScript/TypeScript, HTML5, and CSS3

- Experience with React.js and Redux for state management

- Familiarity with RESTful APIs and GraphQL

- Knowledge of version control systems such as Git

- Excellent problem-solving and communication skills

- Ability to work effectively both independently and as part of a team

Nice to Have:

- Experience with server-side rendering (SSR) and static site generation (SSG)

- Familiarity with agile development methodologies

- Knowledge of SEO best practices

- Experience with testing frameworks such as Jest

- Contributions to open-source projects or a strong GitHub profile

Perks and Benefits:

- Competitive salary based on experience

- Collaborative and inclusive work environment

- Regular team outings and social events

You should apply if you have —

1. 3 - 5 years of technical experience (you can count internships & freelance work towards this).
2. Proficiency in React (especially Hooks) and Typescript; experience in Node.js is nice to have.
3. Experience in profiling apps for performance.
4. A track record of writing accessible and detailed version-control commits, documentation and code reviews.
5. A strong ability to write clean, scalable, self-documenting & highly-testable code.
6. Very good problem-solving skills.

You'll be helping us with some of these challenges —

1. How do we keep building more features while keeping the code clean, as small as possible and highly performant?
2. How do we build a strong testing-first delivery cycle so we can ship code with greater confidence?

We're problem-solvers at heart, and we value data-driven decision-making. We believe in high-quality execution, crafting great user experiences, honest & transparent communication and enabling our people to thrive and be the best version of themselves.

The early engineering + product team includes folks from https://home.lynk.co.in/" target="_blank">Lynk,Zoho and https://www.kilobytetech.com/" target="_blank">Kilobyte, and we're hoping to build one of the best teams in the city; kind & compassionate, diverse and smart — one you can be proud for being a part of.

We're all generalists and prefer picking the right tool for the job. That said, we do use a lot of new & exciting technology.

Backend

• Golang for most services and Node.js (https://koajs.com/" target="_blank">Koa, https://github.com/lukeed/polka#polka" target="_blank">Polka) for a few
• gRPC for inter-service communication
• PostgreSQL

Frontend

• 100% TypeScript
• React v17 & https://nextjs.org/" target="_blank">Next.js v10
• https://github.com/pmndrs/zustand#readme" target="_blank">Zustand
• https://chakra-ui.com/" target="_blank">Chakra-UI
• https://www.framer.com/motion/" target="_blank">Framer Motion
• https://storybook.js.org/" target="_blank">Storybook
• https://maizzle.com/" target="_blank">Maizzle

Infra

• AWS (with extensive use of RDS, S3, ECS, SQS, SES & CloudWatch)
• Gitlab for version-control and CI/CD
• All apps built and shipped as Docker images
• Kubernetes for container orchestration
• https://www.honeybadger.io/" target="_blank">Honeybadger for error analytics & uptime monitoring

Mandatory:

• 4-7 Experience in React JS,  (ReactJS 2.5yrs compulsory)
• Optional:

Knowledge in UX/UI design, Azure DevOps, Test Driven - and Domain Driven Development

• Developing of complex IT systems with various system integrations and configurations
• Data security/GDPR

• 8+ years of experience with one of the top frontend frameworks - React (preferred) and with App development (recommended)
• Demonstrated experience in managing  successful engineering teams across both web and app development
• Solid understanding of modern CSS methodologies like SCSS, SASS
• Exposure to latest developments in UI development like PWA, Single Page Apps, Hybrid Apps, Responsive web design etc
• Deep understanding of Javascript topics including the V8 Engine, Async, Memory
• Management, Duplex Communication.
• Understanding of app development practices
• Prior startup experience is a plus

FrontEnd Developer - ReactJs & Angular

Rejolut is among the fastest-growing and award winning Tech companies working on leading technologies namely Blockchain, Machine Learning & Artificial Intelligence, Complex mobile & Web Apps, IoT, etc.Rejolut is a venture-backed company with clients in over several countries namely Malaysia Airlines,gba global,my-earth,biomes, Dlg-hub,etc.

We are looking for Tech geeks having hands-on experience and in love with building scalable, distributed and large web/mobile products and tech solutions. He/She must be an excellent problem solver with passion to self-learn and implement web technologies (frontend + backend). He/She would be responsible for the architecture design, code review, and technology build and deployment activities of the product. 

Responsibilities:

• Proficient in client & server-side JavaScript, HTML5, CSS3 and webpack
• Competent in building single page web applications using Node.js and React Js
• Redux/ Recoil Js for state management
• Universal rendering (Client-side rendering and Server-side rendering)
• Experience with cross-browser, cross-platform, and design constraints on the web
• Experience in developing automated unit and functional tests
• Experience in an agile development process
• Deep knowledge of algorithms and design patterns
• Have a passion for quality and writing clean, readable code that scales and performs well
• Good interpersonal communication skills

Desired Candidate Profile:

• 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 (such as Flux or Redux)

• Familiarity with newer specifications of EcmaScript

• Experience with data structure libraries 

• Knowledge of isomorphic React is a plus

• Familiarity with RESTful APIs

• Knowledge of modern authorization mechanisms

• Familiarity with modern front-end build pipelines and tools

• Experience with common front-end development tools

• Ability to understand business requirements and translate them into technical requirements

• A knack for benchmarking and optimization

• Familiarity with code versioning tools

Rejolut - As a Career Differentiator

 - We are a young and dynamic team who are obsessed with solving futuristic and evolutionary business problems at scale with the next generation technology like blockchain, crypto and machine learning. Focuses on empowering people across the globe to be technically efficient, making advancements in technology and providing new capabilities that were previously thought impossible.

- We provide exposure to higher learning opportunities so that you can work on complex and cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, WebAssembly. Strong expertise in  blockchain and crypto technology and working with the networks like Hedera Hashgraph, Tezos, BlockApps, Algorand, Cardano.

- We maintain high end transparency with clients and employees as Visibility unlocks Efficiency and trust unlocks Visibility.

- Company is backed by two technology Co-founders, well-versed with consumer applications and their work has been downloaded millions of times and have led teams in leadership positions in companies like Samsung, Purplle, Loylty Rewardz.

Benefits :

> Health Insurance

> Work from Home

> Fast growth and more visibility into the company

> Experience to work on the latest technology

> Competitive Learning Environment with supportive co-workers

> Employee friendly HR Policies

> Paid leaves up to certain limits

> Competitive salaries & Bonuses

> Liberal working atmosphere

> Get mentored by the best in the industry

Schedule:

Day Shift/Flexible working hours

Monday to Friday

• Developing new user-facing features using React.js.
• Build reusable components and front-end libraries for future use.
• Translate designs and wireframes into high-quality code.
• Optimize components for maximum performance across a vast array of web-capable devices and browsers.
• Design a modern highly responsive web-based user interface.

Skills and Competencies;

• Bachelor's degree in computer science preferred.
• 3-5 years of demonstrated experience.
• Good knowledge of HTML5, CSS3.
• Strong proficiency in Javascript.
• Strong working knowledge of React JS and web apps.
• Good working experience using API in UI development.
• Should be able to do responsive design and cross-browser compatibility.
• Willingness to experiment and take complete responsibility for projects.
• Work independently and remote, with excellent follow-up, time management, and organization skills.
• Any additional knowledge of/familiarity with programming, in general, would be a great added bonus.
• Knowledge of Jira/confluence.
• Familiarity with code versioning tools such as Git.
• A team player with a problem-solving aptitude.
• Fluent in a second language preferred, good level of verbal English required.

Company Introduction

Juvoxa is a healthtech startup which enables an Integrated channel of pharmaceutical companies, Medical Professionals/ Institutions, and Patients for Digital Prescriptions 2.0. We enable effective dissemination of right information, tools and help in capturing right data at specific points for increased efficacy of the overall care. With Juvoxa, all stakeholders increase engagement, save money, and reduce friction in healthcare systems. This is accomplished in one secure, transparent, and convenient platform. Juvoxa is founded by serial entrepreneurs and funded by Industry professionals.

Job Description // React Frontend Programmer

With major Pharmaceutical companies adopting us for rollout in South East Asia, we are scaling our engineering team. 

What you will do

• Implement unit testing, example Junit, to support development of test-driven development
• Write reusable, Testable and efficient code
• Develop new client-side ReactJS components for modern web and mobile applications
• Design scalable frontend architecture
• Improve product quality through code reviews, write effective unit tests and collaborate with Q&A to implement automation testing
• Contribute to open source, write your experiences, mentor others and proactively improve

What you will have

• Strong teamwork, coordination, and planning, self-managed
• Experience working remotely & as part of a distributed engineering team
• Strong problem solving skills are essential.
• English Skills (ability to effectively communicate via written and spoken english).
• Minimum 2 years of software engineering experience in frontend development particularly ReactJS
• Proficiency in web and mobile frontend development; ReactJS, JavaScript, JSON, HTML 5, CSS, LESS, GIT
• Strong knowledge of state management libraries; Redux
• Complete understanding on development of Progressive Web Applications and web workers
• Familiarity with AWS
• Knowledge of Test frameworks like Jest, Mocha, React Testing Library
• Experience with styled-components is desirable
• Exposure to page speed improvement techniques including state management
• Work on automation to actively measure and improve quality and performance of our frontend apps

What we will provide

• Startup-like environment and culture, fast paced and with quick decision-making process
• A unique startup that has both the ability to work directly with senior leadership but also the structure that comes from being founded by Entrepreneurs who have built for scale. 
• An environment to be heard, opinion will be valued and you will have the resources to do your best work ever. 
• Compensation at par with market plus equities and we are 100% remote for now.
• Life-long learning and supporting the development of the team, including wealth creation

Dear recruitment agencies and recruiters, please note that we choose to recruit directly for this role. You are expressly requested to not contact Juvoxa or any of its employees in relation to this vacancy or with any offers of your services. Thank you.