Three js Developer at Hexr Factory Immersive Tech · Chennai, Bengaluru (Bangalore), Coimbatore · 1 - 4 years · ₹3L - ₹5L / yr · Raised funding · Posted 1 Nov 2025

We’re Hiring – Frontend Developer (3.js)
Location: Chennai
Experience: 0–1 Years
At Hexr Factory, we are always exploring the possibilities to bridge the physical and digital worlds. We design and build Metaverse and Digital Twin technologies for the future of industry and entertainment.
We are looking for a Frontend Developer (3.js) to join our team in Chennai. The role involves designing, building, and configuring applications to meet business and application requirements using React Three Fiber, JavaScript, HTML5, CSS, TypeScript, and ES6.
The ideal candidate will have experience working with Three.js, WebGL, and Canvas/CSS animations, along with knowledge of browser-based 3D rendering and 3D graphics. You should be comfortable collaborating with the design team to implement a clean, elegant user experience and be capable of building scalable, high-performance web applications.
Qualifications:
Bachelor’s or Master’s degree in Mathematics, Commerce, Computer Science, Electronics, Electrical, or Mechanical Engineering with a consistent high academic track record.
0–1 years of relevant experience.
Skills Required:
Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
Experience using TypeScript to develop UI components with React and Angular.
Knowledge of 3D technologies such as WebGL and Three.js.
Basic understanding of 3D mathematics.
Familiarity with REST/JSON and Git.
Passion for new technology and innovation.
Ability to write clean, maintainable code.
Excellent verbal and written communication skills.
If you are passionate about technology, eager to learn, and excited about working on 3D applications and digital innovation, we’d love to hear from you.

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NEED TO HAVE :
1) Have some knowledge of front end like React.JS
2) HTML, CSS
3) Strong in JavaScript concepts
4) Good communication skills
5) Loves to code
GOOD TO HAVE :
1) Experience with type script will be a plus
2) Experience with Nest.JS framework will be a plus
3) Strong hold on ES6 principles.
4) Familiar with TDD ( Test Driven Development ) will be a plus.
5) Familiar with working in CI / CD will be a plus
6) Micro-Service architecture knowledge will be an added benefit.
You can contact me on this WhatsApp number: Nine three one six one two zero one three two
About GeoIQ:
GeoIQ(a Lenskart subsidiary) is a location intelligence platform that provides comprehensive data and insights to help businesses make informed decisions about their retail operations and expansion. It offers a range of data points, including demographic information, commercial activity, and market performance indicators, to give users a detailed understanding of a specific location or market.
About the team:
Our agile team, consisting of 40+ members, is led by a founding team with extensive experience in data analytics, machine learning, and product development. Embrace the opportunity to collaborate with seasoned professionals in a dynamic and innovative work environment.
Responsibilities:
- Develop and maintain GeoIQ's products primarily using React, Redux, and NextJS.
- Ship simple, approachable, performant, and testable code.
- Enhance user experience by creating intuitive UIs that enable data visualization and discovery. Dive into legacy code to understand and improve current products.
- Facilitate and make informed technical decisions that drive the long-term vision for GeoIQ.
- Build workflow tools that allow users to explore GeoIQ's data repository, visualize spatial data, and create no-code AI models.
- Solve complex architecture problems in an extensible and maintainable way.
- Bring clarity to complex technical problems across the organization.
- Participate in the design process by listening to users, attending design critiques, and providing guidance and feedback informed by a deep understanding of technical constraints.
- Collaborate with team members to achieve clean and efficient code.
Requirements:
● Fluent and proficient in React with a minimum of 2 years of experience.
● Previous experience working with geo-spatial data.
Why Explore a Career at GeoIQ:
- Be part of a team that is revolutionizing decision-making for businesses across India.
- Work in a dynamic and innovative environment with ample opportunities for professional growth and learning.
- Contribute to the growth and success of a leading hyperlocal location AI startup in India.
If you are passionate about creating intuitive and efficient front-end solutions and meet the requirements listed above, we would love to hear from you. Apply now to join our team at GeoIQ!
This role is for our client, who are reimagining video security for the modern world. Their cloud-native platform uses computer vision and AI to help businesses stay safe, make smarter decisions, and move faster; from real-time alerts to seamless clip sharing and multi-site visibility.
You’ll be joining an ambitious, fast-moving team that values clarity, craftsmanship, and impact. Every person there has a voice, ships meaningful work, and helps shape how AI can make the world safer and more connected.
Responsibilities
- Architect and scale high-performance React and TypeScript applications built for real-time surveillance operations.
- Build UI components for video playback, timeline scrubbing, and multi-camera grid management.
- Optimize client-side rendering, network bandwidth, and browser memory usage when streaming high-frequency data.
- Partner closely with Product, Design, and Machine Learning engineers to transform complex AI detection capabilities into simple user experiences.
- Establish frontend architecture patterns, maintain testing standards, and mentor team members.
Skills And Qualifications
- Experience building production web applications in React and TypeScript
- Deep understanding of frontend performance profiling, browser memory management, and client-side optimization
- Hands-on experience working with real-time data streams (WebSockets, SSE, or WebRTC)
- Strong software engineering fundamentals, including modular architecture, state management, and automated testing
- High bar for UI detail, usability, and web accessibility is a plus
- Experience with video technologies on the web (HLS, WebRTC, MSE, or Canvas/WebGL video rendering) is a plus
- Experience building spatial or location-aware dashboards using mapping tools (e.g., Mapbox, Leaflet) is a plus
- Prior experience in fast-paced startup environments or developer-centric B2B SaaS platforms is a plus
What We Offer
- Competitive compensation package
- Early-stage equity in a rapidly growing company
- Referral bonuses
- Team dinners and regular team off-sites
- The latest Apple products and unlimited tech stack
The company is on a mission to transform a $50B+ legacy industry by bringing the power of cutting-edge multimodal LLMs and computer vision to real-world security and operations. From firearm detection to intelligent access control, our AI-native platform turns every camera and sensor into a smart system that enhances safety, efficiency, and awareness.
Role Summary
The Senior Front-end Developer builds and maintains client-facing interfaces per UI/UX designs and product requirements, owns front-end architecture and code-review standards, and mentors the Junior Front-end Developer. This is a specialized front-end role, not a full-stack position.
Key Responsibilities
• Own front-end architecture decisions, including framework, state management, and tooling choices.
• Set and enforce code-review, testing, and performance/accessibility standards for the pod.
• Lead implementation of complex, high-visibility features.
• Troubleshoot and resolve complex front-end performance or technical issues.
• Mentor the Junior Front-end Developer, including code review and skill development.
• Partner closely with UI/UX to ensure design fidelity and flag implementation constraints early.
• Evaluate and recommend front-end tooling or library upgrades.
Required Skills & Technical Competencies
• Deep expertise in a modern front-end framework (React strongly preferred) and associated ecosystem.
• Strong understanding of front-end performance optimization and accessibility standards.
• Experience owning front-end architecture for a production application.
Targeted Qualifications
• 5–8 years of front-end development experience.
• Deep expertise in a modern framework (React preferred) and front-end architecture patterns.
• Experience owning performance and accessibility standards.
• Bachelor's degree in Computer Science or related field.
Preferred / Nice-to-Have
• Experience with data-dense or real-time dashboard interfaces (relevant to IoT products).
• Experience mentoring junior developers formally.
About the team
SecurITe’s mission is to build an Agentic‑AI driven security platform that protects critical infrastructure from modern cyber threats. Our focus is on delivering highly performant, resilient, and intelligent network security systems that help defenders stay ahead of adversaries.
About the Role
We’re looking for an exceptional Front-End Developer to help lead the development of our next‑generation cybersecurity AI platform. This is a rare opportunity to shape how agentic AI transforms the future of cyber defense.
In this role, you will be instrumental in bringing our innovative Agentic graphical programming language to life. As a senior front-end developer, you will work closely with our systems architect to shape the technological direction of our project. Your responsibilities will include ensuring that our user interface is both functional and visually appealing, contributing to an exceptional user experience.
What You’ll Do
● Collaborate with the systems architect and development team to design and implement a robust front-end architecture.
● Develop, test, and maintain high-quality user interfaces using modern front-end technologies.
● Translate UI/UX design wireframes into code, producing visually appealing and user-friendly interfaces.
● Ensure the technical feasibility of UI/UX designs and optimize applications for maximum speed and scalability.
● Identify and troubleshoot front-end issues and implement effective solutions.
● Stay up-to-date with the latest industry trends and technologies to keep our product at the cutting edge.
● Own and drive project delivery end-to-end
● Guide and mentor other engineers to ensure high-quality code and best practices
Required Experience
● Proficiency in Languages HTML5, CSS3, and Angular 17+.
● Frameworks node.js, Flask, RESTful APIs, Strapi (CMS) ,Swagger/OpenAPI and related front-end technologies.
● Experience with front-end frameworks and libraries for Angular.
● Strong understanding of responsive design and mobile-first development.
● Knowledge of version control systems (e.g., Git).
● Excellent problem-solving and debugging skills.
● Strong communication and collaboration skills.
● Bachelor’s degree in Computer Science, Information Technology, or a related field.
● 15+ years of experience as a Front-end Developer, with a demonstrated track record in federal projects.
Nice to Have
● Advanced Skills: Experience with state management patterns (Redux, NgRx, Zustand) and building custom interactive components using SVG, Canvas, or libraries like GoJS, D3.js and React Flow.
● Experience working in cybersecurity products.
● Building enterprise UI/UX.
● Using AI for daily work.
● Early stage startup experience.
The Mindset
● Problem Solver: You thrive on complex, ambiguous challenges and engineer elegant solutions.
● Ownership‑Driven: You take initiative, move fast, and deliver outcomes without hand‑holding.
● Continuous Learner: You stay ahead of the curve in AI, ML, and emerging technologies.
● Startup DNA: You excel in fast‑moving environments where priorities evolve and impact is immediate.
Job Summary
We are looking for an experienced Frontend Developer / Angular Developer with 5+ years of hands-on experience in building responsive, scalable, and high-performance web applications. The ideal candidate should have strong expertise in Angular, TypeScript, JavaScript, HTML, CSS, along with a good understanding of Java-based backend applications and REST APIs.
Key Responsibilities
- Design, develop, and maintain responsive web applications using Angular.
- Build reusable, scalable, and maintainable UI components.
- Develop clean and efficient code using TypeScript, JavaScript, HTML5, and CSS3.
- Integrate frontend applications with RESTful APIs and Java-based backend services.
- Collaborate with backend developers, UI/UX designers, QA engineers, and business teams.
- Troubleshoot, debug, and optimize application performance.
- Implement responsive designs and ensure cross-browser compatibility.
- Participate in code reviews and follow coding and development best practices.
- Write unit tests and support integration and system testing.
- Analyze production issues and provide effective technical solutions.
- Contribute to application architecture and technical design discussions.
Required Skills
- 5+ years of professional software development experience.
- Strong hands-on experience with Angular.
- Strong knowledge of TypeScript and JavaScript.
- Good understanding of HTML5, CSS3, and responsive web development.
- Experience with Angular components, services, directives, routing, forms, RxJS, and state management.
- Experience integrating REST APIs.
- Good understanding of Java / Spring Boot and backend application integration.
- Knowledge of Git and standard software development practices.
- Experience with debugging, performance optimization, and browser developer tools.
- Good understanding of Agile/Scrum development methodologies.
Good to Have
- Experience with Angular Material or other UI frameworks.
- Knowledge of Java, Spring Boot, Microservices, and SQL.
- Experience with Jasmine/Karma or Jest.
- Exposure to CI/CD pipelines and cloud platforms.
- Knowledge of application security and frontend performance optimization.
Job Description:
https://drive.google.com/file/d/12Fcie5u0rhyHeE_xhsNTeGk3mlPId1Mb/view?usp=drive_link
About the Role:
We are looking for a Senior Frontend Engineer with strong experience in React and Next.js to join our growing engineering team in Bengaluru.
You will be responsible for designing, developing and maintaining modern, scalable web applications. You will work closely with backend engineers, product stakeholders and engineering leadership to build high-quality user experiences.
This is a hands-on engineering role offering significant ownership, technical challenges and the opportunity to influence architecture and engineering practices in a growing product-focused organisation.
Key Responsibilities:
- Design, develop and maintain scalable web applications using React and Next.js.
- Build responsive, reusable and high-performance user interfaces.
- Translate product requirements and designs into robust technical implementations.
- Develop reusable component libraries and frontend architecture.
- Integrate frontend applications with REST APIs and backend services.
- Implement effective state management and data-fetching strategies.
- Optimise application performance, accessibility and SEO.
- Ensure cross-browser compatibility and responsive design.
- Write clean, maintainable and testable code.
- Participate in code reviews and contribute to engineering best practices.
- Collaborate with cross-functional teams to deliver features from concept to production.
- Take ownership of technical decisions and proactively identify opportunities for improvement.
Required Skills & Experience:
- 4 - 6 years of professional frontend development experience.
- Strong hands-on experience with React.js.
- Experience building production applications using Next.js.
- Proficiency in JavaScript and TypeScript.
- Strong understanding of HTML5, CSS3 and responsive design.
- Experience integrating REST APIs and working with asynchronous data.
- Good understanding of frontend architecture and state management.
- Experience with Git and modern development workflows.
- Familiarity with frontend testing frameworks such as Jest, React Testing Library or Playwright.
- Understanding of web performance optimisation and browser fundamentals.
Good to Have:
- Working knowledge of Node.js and backend development fundamentals.
- Familiarity with PostgreSQL, relational database concepts and SQL.
- Experience building SaaS or enterprise-grade applications.
- Understanding of server-side rendering (SSR), static site generation (SSG) and SEO.
- Experience with Tailwind CSS or similar styling frameworks.
- Familiarity with cloud platforms such as AWS.
- Experience with real-time applications and WebSockets.
- Exposure to AI-powered applications and LLM integrations.
- Experience working in agile, product-focused engineering teams.
What We're Looking For:
- Strong problem-solving and analytical skills.
- Ability to work independently and take end-to-end ownership.
- Good understanding of software engineering fundamentals.
- Attention to code quality, performance and maintainability.
- Comfortable working in a fast-paced environment with evolving requirements.
- Strong communication and collaboration skills.
- A proactive mindset and willingness to contribute beyond assigned tasks.
What We Offer:
- Opportunity to work on modern, scalable technology products.
- Exposure to diverse engineering challenges and emerging technologies.
- A small, collaborative engineering team with high ownership.
- Direct collaboration with engineering leadership and product stakeholders.
- Opportunity to influence technical decisions and engineering practices.
About the role
You'll join our frontend team and build features in Next.js under the guidance of a Senior Next.js Developer.
What you'll do
- Build UI components, pages and features in Next.js and React.
- Turn designs into responsive, pixel-accurate interfaces.
- Integrate APIs with guidance from senior teammates.
- Fix bugs, improve existing features and write clean, maintainable code.
- Take part in code reviews, standups and sprint planning.
What we're looking for
- 1-3 years of experience with React or Next.js (internships and strong personal projects count).
- Good knowledge of HTML, CSS, JavaScript/TypeScript and React.
- Strong experience with Tailwind CSS or similar styling approaches.
- Understanding of APIs and Git.
- Clear communication and willingness to learn and take feedback.
- Experience working with AI tools for development such as Claude and Cursor
Note: This is a dedicated frontend role. Backend knowledge isn't required, but you should be comfortable talking with backend teammates about what you need.
Nice to have
- A portfolio or GitHub with Next.js projects.
- An eye for UI detail and accessibility.
Amura’s Vision
We believe that the most under-appreciated route to releasing untapped human potential is to build a healthier body, and through which a better brain. This allows us to do more of everything that is important to each one of us.
Billions of healthier brains, sitting in healthier bodies, can take up more complex problems that defy solutions today, including many existential threats, and solve them in just a few decades. Billions of healthier brains will make the world richer beyond what we can imagine today. The surplus wealth, combined with better human capabilities, will lead us to a new renaissance, giving us a richer and more beautiful culture. These healthier brains will be equipped with deeper intellect, be less acrimonious, more magnanimous, and have a kinder outlook on the world, resulting in a world that is better than any previous time.
We find this vision of the future exhilarating. Our hopes and dreams are to create this future as quickly as possible and ensure that it is widely distributed and optimized to maximize all forms of human excellence.
Role Overview
We are looking for a Senior Software Engineer - Frontend with strong ReactJS expertise and an AI-first mindset to build scalable, high-performance and AI-powered experiences for Amura’s digital health platform.
You will work closely with Product, Design, Backend and AI teams to build modern, usercentric products in a fast-moving environment.
Key Responsibilities
• Build scalable, responsive and high-performance web applications using ReactJS, JavaScript and TypeScript.
• Develop reusable frontend components and translate Figma designs into production-ready experiences.
• Integrate REST APIs and AI/LLM-powered capabilities into frontend applications.
• Build frontend experiences for AI-native use cases such as conversational workflows, intelligent recommendations, search and automation.
• Use AI-assisted development tools such as Cursor, Claude Code, GitHub Copilot, Windsurf or similar for coding, debugging, testing and documentation.
• Evaluate AI-generated code and ensure it meets standards for quality, security, performance and maintainability.
• Optimize frontend performance, Core Web Vitals, rendering and bundle size.
• Write tests, participate in code reviews and contribute to frontend architecture and engineering best practices. .
What We’re Looking For Required Skills:
• 4 to 6 years of professional frontend development experience. • Strong proficiency in ReactJS, JavaScript and TypeScript.
• Strong understanding of React Hooks, functional components, component architecture and state management.
• Experience with REST APIs, responsive design and frontend performance optimization.
• Experience translating Figma designs into production-ready UI. • Hands-on experience with AI-assisted development tools. • Familiarity with integrating LLM/AI APIs into applications.
• Strong problem-solving and analytical skills. Engineering & AI Expectations
• Strong understanding of browser rendering, Core Web Vitals and accessibility.
• Experience with lazy loading, code splitting, caching and bundle optimization.
• Experience with Next.js and frontend testing frameworks such as Jest, React Testing Library or Playwright is a plus.
• Experience building AI-powered or AI-native applications is a plus. • Familiarity with LLMs, RAG, embeddings, tool calling or AI agents is an advantage.
• Strong ownership, product thinking and ability to work in a fast-paced 0→1 environment.
• Curious about emerging AI technologies and able to use AI as a development multiplier while maintaining strong engineering judgment.
Here are answers to some questions you may have
Where is your office?
Chennai (Velachery) Work Model Work from Office – because great stories are built in person!
Do you have an online presence?
https://amura.ai (we are @AmuraHealth on all social media)
For better insights: https://drive.google.com/file/d/11UHgXqYc7XSJ3IAdFyEm-EurgOzqsmzA/view?usp=sharing














