UI Developer

Required Skills and Experience:

• 5 - 11 years of experience in front-end development, with a strong focus on React.js.
• Proven experience with React.js and related technologies (e.g., Redux, React Router, Hooks, Context API).
• Strong proficiency in JavaScript, HTML5, CSS3, and modern front-end build tools (e.g., Webpack, Babel, etc.).
• Hands-on experience with RESTful APIs, Server Sent Events, WebSocket's
• Hand’s on experience with web components, micro frontends
• Deep understanding of browser apis like history, intersection observer, event handling, virtual panes, drag and drop etc
• Ability to work on a complex and fast moving code base.
• Familiarity with TypeScript and its integration with React applications.
• Strong problem-solving skills and attention to detail.

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 office in Bangalore.

We have a strong education platform that has served over 265+ million users, has got over 2.33+ billion questions answered, and more than 290,000 customized Flexbooks. We have embarked on an exciting journey to build an AI-powered student tutor and Teacher Assistant to build the next generation of learning platforms.

About CK-12 Foundation:

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

To achieve this noble and ambitious vision, we at CK-12 are challenging the traditional model of education to transform it dramatically. Technology has opened up lots of opportunities to revolutionize education for the benefit of students, teachers, and parents.

We have chosen to be non-profit so that we can effectively realize our mission and do the right thing! It also provides us with the ability to experiment with big and bold ideas. CK-12 is backed by Vinod Khosla, a renowned technology venture capitalist.

At CK-12, you’ll experience the benefits of working in a dynamic, entrepreneurial, innovative, and non-bureaucratic environment where you will get a lot of cool things done you never imagined! We are a small group of passionate folks who are determined to disrupt the current form of education.

Technology is key to scale education and we deeply believe in it. Come develop great solutions on our cloud-based (AWS) and AI-first platform delivering rich and interactive content.

Does our mission, people and technologies excite you? If the answer is YES! and you are a great technologist who will challenge status-quo (no order takers please!) by innovating, please come join us! Together, we will change the world!

Check out our latest product offering: Introducing Flexi 2.0

• Flexi, our AI-powered Student Tutor – https://www.flexi.org/
• AI-powered Teacher Assistant – https://www.ck12.org/pages/teacher-assistant/

Location: Bangalore Office

Position: Frontend UI Developer (React)

Basic:

• Passion for creating great user experiences that are simple and intuitive
• Good understanding of CS fundamental algorithms and Data Structures
• Great problem solver
• Understands and researches different front-end frameworks and patterns to implement great user interfaces
• Implements solutions keeping in mind the user experience, multi-devices, performance across devices, and bandwidths
• Ability to work in an Agile environment with rapid iterations
• Creates and reviews high-level designs
• Creates detailed designs from high-level designs and reviews designs of other team members
• A Code Craftsman who follows the best software development and coding practices delivering understandable and maintainable code with thorough unit test coverage

Required:

• Bachelor’s or Master’s degree in Computer Science or equivalent
• At least 1 years of experience
• Hands-on with frameworks like React, Redux, Backbone, Webpack, Lerna
• Expert knowledge of OOP (Object Oriented Programming), design, and development
• In-depth knowledge of browser internals and architecture
• Expert in JS (OOJS), HTML5, CSS3, JSON, REST, XML, W3C standards
• Experience with responsive web design & frameworks media queries
• Experience with UI patterns (security, performance, usability)
• Familiar with version control systems (Git/Subversion) & build tools like Grunt

Desired:

• Experience with ES6, Node.js
• Worked in distributed/agile environments
• Performance optimization for scalable web apps
• Familiarity with LLMs (Large Language Models)
• Familiarity with Storybook (React) or similar frameworks

What You'll Do:

• You will collaborate with a UX/UI designer and other frontend and middle-tier engineers to design, prototype, and build complex cloud-based web applications.
• You will assist other developers with the integration of UI components with backend logic, interface implementation, and troubleshooting.
• Supporting the existing UI is a must, however, there will be plenty of opportunities to create solutions for advanced functionality while making improvements to existing areas of the application, as well as with new features.

What Makes You A Great Fit :

• Hands-on experience with HTML, CSS frameworks, and JavaScript
• Must have an excellent understanding of the browser DOM.
• Firm grasp of lexical scoping, closures, and OO JavaScript.
• Proficient in native JavaScript as well as one or more frameworks/libraries such as jQuery, Ext JS, Backbone.js, ReactJS, Angular 6 and above, etc.
• Proficient with debugging and testing tools to troubleshoot and optimize the UI.
• Understanding of frontend security best practices and XSS, CSRF, e

Recro is a developer-focused platform that was founded with the aim of seamlessly matching individual expertise with the right opportunities.

We empower talented developers by providing them with relevant experience at fast-growing startups based on technical competencies and aspirations. These opportunities have a significant impact on their career success and help them become their best self.

We are looking for a good JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.

Responsibilities

• Developing new user-facing features using React.js
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high-quality code
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers

Skills:

• 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 (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial)

Job Description

We are looking for an expert JavaScript developer who is skilled with Vue.js or ( Angular or React latest). Your primary focus will be developing user-facing web applications and components. You’ll implement them with the Vue.js framework, following generally accepted practices and workflows. You will ensure that you produce robust, secure, modular, and maintainable code. You will coordinate with other team members, including back-end developers and UX/UI designers. Your commitment to team collaboration, perfect communication, and a quality product is crucial.

Responsibilities

• Developing user-facing applications using Vue.js
• Building modular and reusable components and libraries, Optimizing your application for performance
• Designing features and applications for mobile and multiple screen sizes
• Implementing automated testing integrated into development and maintenance workflows
• Staying up-to-date with all recent developments in the JavaScript and Vue.js space
• Creating prototypes for testing for functionality testing

Skills

• Highly proficient with the JavaScript language and its modern ES6+ syntax and features
• Highly proficient with Vue.js framework and its core principles such as components, reactivity, and the virtual DOM
• Familiarity with the Vue.js ecosystem or any other latest versions fronted js like Angular and react
• Good understanding of HTML5 and CSS3, including SASS, SCSS
• Understanding of server-side rendering and its benefits and use cases
• Knowledge of functional programming and object-oriented programming paradigms
• Ability to write efficient, secure, well-documented, and clean JavaScript code
• Familiarity with automated JavaScript testing
• Proficiency with modern development tools, like Git
• Experience with both consuming and designing RESTful APIs

Experience

• 4+ Years of experience in UI development role in product based organization.
• Should possess experience in handling a team of developers.

• Overall 3+  years of software development experience in building web-based and highly scalable applications. 

• Excellent understanding of core computer science concepts like algorithms, data structure, system design, OOP, etc. 

• Deep knowledge and development expertise in React Native/ReactJS 

• Hands-on coding experience in developing multi platform (iOS & Android) mobile applications with REST APIs.

• Experience working as a Full stack developer is a big plus.

• Experience in building single page applications or Javascript heavy front end applications in ReactJS is a big plus.

• Experience working in cloud environments with CI/CD and infrastructure automation is a big plus.

• Experience working in an agile team with software engineering practices like automated testing, test-driven-development, continuous integration, etc is a big plus. 

• Strong oral and written communication.

•  Lead the design and implementation of our new web-based user interface for our partner management service
  •    Work effectively with product management, UX designers and backend engineers
  •    Commit to deliver high quality, robust, and accessible user interface
  •    Follow software development best practices including writing unit tests and perform code reviews
  •    Build reusable components and libraries and optimize for maximum performance
  •    Provide production deployment support and troubleshooting

What you need to be ready: 

•  Minimum 3+ years of experience in UI Development
•  Thorough understanding of React.js and its core principles with minimum 2 years of experience
•  Prior experience in building customer facing web Application
  •    In-depth knowledge of HTML, Typescript/JavaScript, CSS/Sass, and related frameworks and libraries
  •    Thorough understanding of React.js and its core principles with minimum 2 years of experience
  •    Experience in Single Page Application architecture
  •    Proficient in writing tests using Jest, Mocha or any similar framework
  •    Strong computer science fundamentals in design, data structures, and problem solving
  •    Excellent troubleshooting skills

• Must have - Javascript, React JS, React Native, Typescript
• Good to have - Andriod/iOS, Express.JS, Angular, VUE, Team Lead experience/Scrum Master, Design Experience
• Working Experience on building Dashboards, UI Prototypes, Internal Tools
• Profile - Independent, Self-Organised, Problem Solver