UI Developer

Role : React Developer

Location : Bangalore

Requirements: 

· Developing and implementing UI components using React.js

· Collaborating with cross-functional teams to design and ship new features

· Building reusable components and front-end libraries for future use

· Translating designs and wireframes into high-quality code

· Optimizing components for maximum performance across various web browsers

· Staying up-to-date with the latest industry trends and technologies

· Troubleshooting and debugging issues to ensure smooth user experiences

· Participating in code reviews to maintain code quality and consistency

· Required React developer requirements, qualifications & skills:

· Proficiency in React.js and its core principles

· Strong JavaScript, HTML5, and CSS3 skills

· Experience with popular React.js workflows (such as Redux)

· Familiarity with RESTful APIs and integration

· Knowledge of modern authorization mechanisms, such as JSON Web Tokens

· Understanding of front-end build tools and pipelines

· Excellent problem-solving and communication skills

· A strong attention to detail, and a passion for delivering high-quality code

· Adaptability to changing project requirements and priorities

· Experience with version control systems (e.g., Git)

· A degree in computer science, software engineering, or a related field

About CK-12 Foundation:

CK-12 is on the lookout for talented, creative, and dedicated people to join our mission to provide great education to students around the world. We are looking for candidates to join our Bangalore office.

We have a strong education platform that has served 265+ million users, answered 2.33+ billion questions, and created 290,000+ customized FlexBooks. We are on an exciting journey to build an AI-powered Student Tutor and Teacher Assistant, shaping the next generation of learning platforms.

CK-12’s mission is to provide free access to open-source content and technology tools that empower students and teachers to experiment with different learning styles, resources, and levels of competence.

To achieve this ambitious vision, we are challenging the traditional education model and transforming it through technology. CK-12 is a non-profit organization, enabling us to experiment with bold ideas and truly focus on doing what’s right. We are backed by Vinod Khosla, a renowned technology venture capitalist.

At CK-12, you’ll work in a dynamic, entrepreneurial, innovative, and non-bureaucratic environment, alongside a small group of passionate individuals determined to disrupt education as we know it.

Technology is key to scaling education, and we deeply believe in it. Join us to build impactful solutions on our cloud-based (AWS), AI-first platform, delivering rich and interactive learning experiences.

If our mission, people, and technologies excite you—and you’re someone who challenges the status quo (no order-takers!)—we’d love to hear from you.

Products:

Flexi 2.0 – AI-powered Student Tutor

https://www.flexi.org/

AI-powered Teacher Assistant

https://www.ck12.org/pages/teacher-assistant/

Location

Bangalore (Office-based)

Basic Qualifications:

• Passion for creating simple, intuitive, and delightful web / mobile user experiences
• Strong understanding of computer science fundamentals, algorithms, and data structures
• Excellent problem-solving skills
• Ability to research and evaluate web and mobile frameworks and UI patterns
• Experience designing for multiple screen sizes, performance constraints, and varying network conditions
• Comfortable working in Agile environments with rapid iterations
• Ability to create and review high-level and detailed designs
• Strong focus on code quality, best practices, and maintainable code with solid unit test coverage

Required Skills & Experience:

• Bachelor’s or Master’s degree in Computer Science or equivalent
• 6+ years of overall experience
• Strong hands-on experience with either React.js (or a similar frontend framework) or mobile app frameworks such as Flutter or React Native.
• Strong inclination toward product ownership, with a focus on nurturing features based on how users actually use the product.
• Experience building and maintaining production-grade web or mobile applications
• Expert knowledge of object-oriented programming, design, and development
• Solid understanding of mobile application architecture, performance, and memory management
• Proficiency in Dart / JavaScript / TypeScript
• Experience consuming REST APIs and handling JSON
• Experience with responsive layouts and adaptive UI design
• Familiarity with UI patterns related to security, performance, and usability
• Experience using Git and mobile build/release pipelines

Good to Have:

• Experience with native mobile development (Android / iOS)
• Familiarity with CI/CD for mobile apps and app store deployments
• Experience working in distributed and Agile teams
• Performance optimization for scalable mobile applications
• Familiarity with LLMs (Large Language Models)
• Experience creating or maintaining mobile UI documentation or component libraries

 Frontend Engineer - React.js

About the Job:-

We are looking for a competent Frontend Engineer to join our growing company. You will be working on transmuting ongoing production-level enterprise projects into functional and appealing interactive applications.

If you have got a knack for creating a user-friendly product and are eager to learn trending tech with a growing company while enhancing your entrepreneur mindset, then we are looking for you. We hope you are as tech-savvy as us and are hungry for challenging projects.  

Experience required - 1+ year

Job Type - Full time (Remote)

Responsibilities:-

• Communicating with the client for day to day activity
• Gather and understand the technical requirement of the client
• Building reusable components and front-end libraries 
• Translating designs and wireframes into high-quality code
• Developing and implementing front-end architecture to support user interface concepts.
• Optimize applications for maximum speed
• Collaborate with back-end engineers and web designers 
• Stay up-to-date on arising technologies

Must Have

• React.js, Redux
• HTML, CSS
• Bootstrap or Tailwind or Material UI
• JavaScript - Es6 or Es7 Syntax

Good to Have

• SSR - Next.js
• Gatsbby (SSG)
• Typescript
• Hooks/Flux/context API
• GraphQL
• SASS or SCSS
• knowledge of Deployment process

Benefits

• Positive work environment
• Remote work option
• Encourage and sponsor for learning and development programs
• Chance to work with advance technology 
• Opportunity to reveal hidden talent

 You have designed, refactored, re-architected, deprecated and/or implemented a webapp from start to finish.

 CSS and its pre-processors like SASS/LESS.

 Excellent command over web fundamentals

 Good understanding and experience in building a React app.

 Exceptional coding skills in HTML5, CSS3, Javascript/ES6

 Strong problem-solving and analytical skills

 Familiarity with benchmarking and optimization techniques

 Eye for animation and understanding of motion principles.

 Experience with Agile Development, SCRUM methodologies

 Experience in DevOps - AWS, S3, API Gateway, CI/CD

 Native development experience in React Native (Android and iOS)

 Experience in NodeJs

Additional Full-stack Skills Would Be a Huge Bonus:

 Experience with Mongo DB, Redis, Firebase, NodeJs and its framework/ libraries like Express.

 Experience with PostgreSQL.

 Experience in NoSQL (CouchDB, Cloudant, MongoDB) datastores.

 Experience in building (secure) RESTful services and MVC patterns.

 Experience in coding & hosting on GitHub.

Desired Skills and Experience

CSS,JavaScript,React.js

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• 5+ years of experience as a Full Stack front end developer
• Proficient understanding of web markup, including HTML5, CSS3.
• Good understanding of client-side scripting and advanced JavaScript libraries/frameworks, AngularJS
• Good understanding of asynchronous request handling, knowledge of AngularJS practices and hand on implementation of complex AngularJS applications, directives, controllers, services.
• Good understanding of AJAX and JavaScript Dom manipulation Techniques.
• Experience in JavaScript build tools like grunt or gulp.
• Proficient with the JavaScript language and its modern ES6+ syntax and features.
• Proficient with .NET framework and its core principles
• Proficient understanding of code versioning tools, such as GIT/Bitbucket.
• Critical thinker and problem-solving skills.
• Good time management skills.
• Great interpersonal and communications skills.

Brief Overview:

Through your work at Vauld, you will have the opportunity to change money for the 21st century. We’re a leading cryptocurrency platform and are passionate about increasing economic freedom around the world.

We are looking for a Lead frontend engineer who has hands-on experience with Angular/React in the front end responsibilities. You'll be involved with bringing features from idea to completion and mentoring an incredibly talented group of peers.

If you are looking for a challenging work environment where you can grow and deepen your technical skills as a frontend engineer and architect, we’d love to chat with you!

Key Responsibilities:

• Working with designers, product managers to collaboratively own the front-end layer for Vauld’s web and mobile applications.
• Architect, develop, maintain, and improve our front-end libraries.

Requirements:

• You have 5 years or more of front end development experience with expertise in designing and implementing high-performance web applications.
• You are aware of Javascript design patterns and can architect a fairly complex UI without feeling the need for a framework.
• You are capable of writing high-quality code that conforms to the standards and best practices in a particular language/framework.
• You have experience building a product using a mainstream library or framework.
• Experience in any of React/AngularJs/Vue js
• You have a deep understanding of javascript coding methodologies and can rightly judge/implement solutions to complex problems.
• You love to own end to end responsibility, starting from defining the problem statement (either yourself or alongside your peers), development (PoC if needed), testing, releasing in staging & then production environment, and finally monitoring.

Preferred:

• Previous work experience in product-based (B2B/B2C) startups and fintech firms.
• Experience working with Visualisation/graphs/gaming
• Experience building for mobile platforms
• Understands the cryptocurrency landscape

Working at Vauld:

You will join a fun and intellectually stimulating work environment. If you’re excited by the idea of making a real impact and joining a team where we pride ourselves on being disruptive and ambitious, a career with Vauld is perfect for you.