
Responsibilities
• Build applications using JavaScript frameworks such as React.js, Vue.js or svelte.js
• Build reusable UI components, ensuring that UI code base is scalable and maintainable
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Good in writing unit test cases, and can follow test driven development approach
• Participate in user experience design and architecture initiatives
• Collaborate with other team members and stakeholders to ensure smooth delivery and elicit new
requirements
• Perform troubleshooting steps, if any, in the phase of implementation, customization, and
configuration
• Having good debugging skills and proficiency in tool to build next-generation web apps
Mandatory Skills
• Knowledge of Functional and OO JavaScript/ES6
• Built web Applications using HTML5, CSS3, and JavaScript with Frameworks like React.js(Hooks
and context API), Vue.Js and svelte.js
• Basic understanding of Typescript and type language concepts
• Clear fundamental understanding of server-side rendered apps, experience with frameworks like
Next,js or Nuxt.js is the Best
• Good understanding of lib and frameworks like Webpack (4.0), lodash, any charting lib like d3.js or
Victory
• Expertise in using JavaScript state Management libraries such as Redux or Mobx
• Prior experience in building responsive design layouts using a formal framework like Material UI.
• Familiarity with best practices (web security concepts, ensuring browser & device compatibility,
etc.)
• Experience in development and debugging tools for cross-browser issues
• Working knowledge of integrating with RESTful APIs for server-side functionality
• Ability to work well individually and in a group setting, under pressure and deadlines
Requirements
• B.Tech/ B.S. or M.Tech/ M.S. in Computer Science, IT or related field.
• 5-8 years of experience.
Desirable Skills
• Hands-on experience with using Git (handling branching and merging), any DevOps pipeline,
• Experience with Agile methodologies

About Nexsys
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About the Role
We are seeking a creative and technically strong Frontend Developer with expertise in 3D animations to join our team. You will play a key role in building interactive, visually engaging, and high-performance web applications using modern frameworks and 3D libraries. This role involves close collaboration with designers, product managers, and backend engineers to deliver immersive digital experiences.
Key Responsibilities
- Develop and maintain responsive, user-friendly web applications.
- Implement 3D models, animations, and interactions using Three.js, WebGL, or Babylon.js.
- Collaborate with UI/UX designers to transform creative concepts into smooth, interactive experiences.
- Optimize performance for real-time rendering and animations across devices and browsers.
- Integrate backend APIs for data-driven 3D visualizations and dynamic content.
- Stay updated with the latest trends in frontend development, 3D frameworks, and animation tools.
- Ensure cross-browser compatibility, scalability, and maintainability of code.
Required Skills & Qualifications
- 3+ years of professional experience as a Frontend Developer.
- Strong proficiency in HTML5, CSS3, JavaScript (ES6+).
- Experience with React.js / Next.js (or other modern frontend frameworks).
- Hands-on expertise in 3D libraries: Three.js, WebGL, Babylon.js (or similar).
- Knowledge of animation frameworks: GSAP, Framer Motion, Anime.js.
- Strong understanding of rendering performance optimization (shaders, textures, lighting).
- Familiarity with design tools: Figma, Adobe XD, Blender, or similar.
- Excellent problem-solving, debugging, and communication skills.
Qualifications:
Primary Skill Set:
5+ years for experience in developing highly scalable, reliable, secure web applications
Experience with React.js, Node.js, Redux, flux, Javascript (preferably TypeScript).
Atleast 1 years of experience in product or SaaS development.
Excellent Team management, communication skills, both verbal and written
Strong CS fundamentals like data structures and especially the asynchronous challenges that are faced by JavaScript developers regularily.
Preferable Skillset:
One year of experience using AWS services, such as Lambda, SES, SQS, EC2, RDS, ELB’s and have knowledge of VPC’s (AWS and/or RightScale knowledge a plus.
Proficient with the Webpack,Jest, Eslint, Jenkins, Docker, Enzyme.
Experience designing data persistence and caching concepts using both SQL and NoSQL DBMS (MySQL, DynamoDB, Redis, etc.) and client side storage
Profile and improve frontend performance
KEY RESPONSIBILITIES:
- Collaborate with Project Manager or Project Consultant to develop front end of mobile and web application
- Delivering a complete front-end application
- Ensuring high performance on mobile and desktop
- Writing tested, idiomatic, and documented JavaScript, HTML and CSS
- Coordinating the workflow between the graphic designer, the HTML coder, and yourself
- Cooperating with the back-end developer in the process of building the RESTful API
- Collaborate with the stakeholders, the users, the build team and other development partners to implement state-of-the-art user experiences.
- Collaborate with cross-functional teams to analyze, design, and ship new features
- Participate actively in discussions, presentations and decisions about front end development, web application, mobile app etc.
- Act as the impulse by providing clear guidance to the team’s questions during implementation phases
- Implement new technologies to maximize application performance
- Work with outside data sources and APIs
- Work on bug fixing and improving application performance
KEY COMPETENCIES & SKILLS:
- Strong object-oriented JavaScript
- Flat box, material design concepts
- AngularJS, MVC frameworks – Angular
- CSS precompilers like Sass and LESS
- Skills in one or more chosen frameworks/libraries like jQuery or Bootstrap
- AJAX (Asynchronous JavaScript and XML)
- HTML 5, CSS Modules, Web pack, Babel, npm
- jQuery, jQueryUI, RequireJS, doT.js (Templating Engine)
- Able to integrate existing API (REST)
- Understanding of java web application technology stack (core Java, spring core, Spring MVC, Hibernate, REST)
- Git/GitHub, Continuous integration using maven & Jenkins
- Integrate applications with network systems, servers and databases.
- Troubleshoot problems with application development and use
- Excellent conceptual, and critical thinking capabilities
- Self-directed and self-motivated with the ability to take charge or play a supporting role
- Strong understanding of product development
- Clear written and verbal communications skills (English), including presentation skill
- Basic knowledge of Microsoft Office (Word, Excel and PowerPoint) is required.
Would you like to join a rapidly growing company where you can grow your own technology vision and strategy and build products that will positively impact millions of young people around the world?
Are you a passionate, technology driven and data enthusiastic Software Engineer who has experience launching new products in the startup world?
Virtual Internships is an EdTech startup that delivers global work experience programs for young people to pursue their dream career.
We’re proud to be on ‘Tech in Asia’s Top 50 Rising Startup’ List (No.6 in Vietnam) and backed by some of the world’s top investors including Sequoia, 500 Global, among others. You'll be joining a diverse and passionate team of 120+ working in our Ho Chi Minh City (in Vietnam), and across 20+ countries that believe remote work is here to stay.
If you want to work in a flexible working environment where you can own technology, strategies, and design and build new systems from scratch using the tools YOU choose, then read on!
What you will do
Working with a world-class globally distributed team, as the Software Engineer, you will have ownership of key frontend technical strategies and goals of the VI platform on creating exceptional and impactful products for VI.
-
Writing application interface codes using JavaScript following react.js workflows.
-
Troubleshooting interface software and debugging application codes.
-
Developing and implementing highly responsive front-end architecture to support customer facing user interface concepts .
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Monitoring and improving front-end performance.
-
Meeting with the development team to discuss user interface ideas and applications.
-
Reviewing application requirements and interface designs.
-
Identifying web-based user interactions.
-
Documenting application changes and developing updates.
What do we offer?
-
Flexibility- flexible work schedule where you manage your own working hours
-
Remote working - with a budget to support your productivity and your choice of where to work from
-
Open-minded leaders- with colleagues who care about your career goals. There are monthly global virtual events including town halls, ask me anything sessions, virtual coffee chats, and virtual team building
-
Professional Development- with a budget that you can utilize however you wish
-
Company Laptop- paid for by VI
-
Birthday Leave- go enjoy yourself on your birthday without needing to use your annual leave
-
Direct contribution- ideas and solutions are encouraged from everyone. Your input is valued and you have a unique opportunity to directly impact the success and help shape the future of VI
-
Meritocracy- a culture that prides itself on internal promotions and meritocracy. The majority of our managerial team have risen up (quickly) through the company, including our COO, CAO, CFO, Head of Company Experience and Head of Intern Experience
More about Virtual Internships
We’re on a mission to bridge the gap between education and the workplace by making internships accessible to all and preparing young people for the future of work.
To do this, we partner with innovative universities, foundations, governments, and companies from around the world.
Some Highlights include:
-
Selected by HolonIQ https://www.holoniq.com/notes/holoniq-europe-edtech-100/">as a Top 100 EdTech Startup 2021
-
Selected by Jisc & Emerge Education as a https://www.jisc.ac.uk/news/the-top-20-edtech-startups-ready-to-address-the-education-sectors-biggest-challenges-26-nov-2020">Top 20 EdTech Startup ready to address the education’s sector’s biggest challenges
-
Featured on Forbes, BBC News, BBC World, The Telegraph, The Independent, and Professionals in International Education
-
Winners of the prestigious https://masschallenge.org/announcement/first-ever-all-virtual-masschallenge-israel-accelerator-announces-top-startups">MassChallenge accelerator program
Job requirements
-
Previous experience of 3+ years working as a React.js developer.
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In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
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Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
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Experience with user interface design.
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Knowledge of performance testing frameworks including Mocha and Jest.
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Experience with browser-based debugging and performance testing software.
-
Excellent troubleshooting skills.
Good to have
-
Bachelor’s degree in computer science, information technology, or a similar field.
-
Experience building products for large or medium scale enterprise (B2B) customers
-
Good technical competency and an understanding of working with cross functional teams
-
Excellent focus on attention to detail and strong quantitative skills
-
Experience in other frontend technologies such as Angular, Vue etc.
Bonus ‘to-haves’
-
Having worked as a full stack engineer or developer in a product organization.
-
Experience with a (any) set of incredible tools for product development and task management.
Desired Profile:
- Strong analytical skills -ability to turn business requirements into technical concepts and code
- Minimum 3 years of experience in React(at least 3 projects)and familiar with modern React (Hooks, Context API)
- At least one PWA project
- Deep knowledge of Typescript (at least 2 years)
- Excellent problem solving and communication skills
- Used to writing automated tests with tools like Jest & Cypress
- Working with a ticketing tool like Jira
- Experience with SCRUM/Agile Development
- Experiences with NodeJS is a plus
- Experiences with Monorepositorys and Nx is a plus
Roles & Responsibilities :
- Write high quality code in ReactJS using TypeScript or JSX that is easy to maintain and test.
- Participate in an Agile environment using Scrum software development practices, Automated unit testing, Continuous integration, Code reviews, Version control systems, Automated build processes. Raise issues proactively that might impact delivery commitments.
- Fix production issues and maintain the code as needed .
Basic Qualifications:
- BS degree in CS or equivalent work experience 5+ years professional experience building single page applications in ReactJS using TypeScript or JSX with extensive experience working with HTML5 and CSS3.
- Experience working with cross-browser behaviors and quirks.
Preferred Qualifications:
- Passion for new technologies. Product development experience building large scale web applications.
- Experience designing and developing highly scalable consumer facing web application. Care deeply about writing high-performance, reusable code for components that will be used across our product.
- GraphQL experience is preferred.
Requirement:
Position: Web Developer
Experience: Min 4yr
Relevant Experience in React , Redux , Hooks Javascript etc is mandatory
CTC: As per standards
Location: Bangalore
Industry: Retail / E-commerce
Functional Area: IT Software - eCommerce, Internet Technologies
Role Category: Programming & Design
Role: Application Programmer
Employment Type: Permanent Job, Full-Time
Web Developer - II / Senior Job Description -
Expertise in Javascript, JQuery, W3 CSS, CSS3, HTML5 -
Deep understanding of client-side, frameworks such as React.js, Backbone.js
- Performance optimization techniques for the web and mobile web
- Expertise in Integrating and maintaining RESTful Web-Services
- Good understanding of AJAX, asynchronous request handling, partial page updates
- Good understanding of Virtual DOM, Data structure, and data manipulation
- Deep understanding of UX principles & building GUI
- Basic knowledge of version control system like Git / Mercurial / Bitbucket
- Writes clean, readable, and maintainable code
Leading the UX Engineering team at AQR you will be responsible for:
Leading set of front-end engineers towards building core infrastructure required for UI development across the firm
Working closely with the business in Bangalore and Greenwich, CT, USA on defining new internal and external application interfaces
Developing the technology strategy for UI development for the firm
Building re-usable web libraries and user-facing components that support large, complex web applications at the firm.
Designing and developing data intensive UI applications with great emphasis on data accuracy,reusability, scalability and performance
Institutionalizing UI development process compatible to work with product owners, users, backend engineers and operations.
Demonstrating the benefits of good design and user experience across AQR
Optimizing web applications on client side (browser) and server side (web servers) to maximize speed and scale.
Continually drive improvements in web infrastructure at the firm to be up-to-date with the latest in the industry.
What You’ll Bring
Bachelor’s or master’s degree in Computer Science or related field of engineering
Over 14+ years of working experience in leading teams and delivering software applications
Strong experience using modern browser frameworks like Angular, or React or Vue
In-depth knowledge of JavaScript and other browser technologies including HTML5 and CSS3.
Working experience with various front end libraries and components including Highchart, d3, ag-grid etc.,.
Strong understanding of user experience design and data visualization techniques
Familiarity with the whole web stack, including browser JS engine, HTTP, web servers and optimization
techniques
Outstanding coding, debugging skills and analytical skills
MUST Have
- 4-6 years of experience in application software development ( UI stack development )
- Sound knowledge of computer science fundamentals
- Proven ability to design and implement a complex (scalable and distributed ) application software on linux platform
- Hands on any of the language reactjs, Javascript
- Expert in software processes and tools ( Agile, CI/CD, Git, Jenkins )
Good to Have
- Experience in application migration to cloud











