Sr Front end developer

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

The primary purpose of this internship is to provide freshers with knowledge in web development. We conduct weekly communication classes to enhance communication skills. Additionally, special orientation classes covering topics such as customer satisfaction and work ethics. You will be given training on interview preparation. Our training method simulates the corporate training approach, where students report to their mentors. By the end of this internship, you will have a strong foundation in web development.

FirstFiling is a FinTech startup that is managed, operated, and driven by Chartered Accountants, Company secretaries, IT engineers, and Lawyers. We provide registration and financial compliance services to businesses and individuals across India.

Our aim is to simplify the lives of people by helping individuals and businesses with mandatory compliances, filings, and statutory requirements while promoting financial literacy among the masses. 

Technology Profile-

The candidate must have experience in the following technologies (the more the better):

Frontend:

Core - JavaScript, CSS, Bootstrap, etc.

Frameworks - ReactJS, Angular, Vue, etc.

Requirements:

• Ability to reuse components
• Proven experience in working with Git and Github 
• Creating and consuming a RESTful API
• You must have clear concepts of client-server architecture
• Familiarity with MVC (Model-View-Controller) design patterns
• Understanding of OOP concepts

Furthermore, the candidate must have built or published any web app or project through which they can demonstrate their experience and knowledge of the aforementioned technologies and requirements. 

Job Description: React JS Developer (8+ years) with Strong Next JS Experience

Location: Remote/Gurgaon (GGN)

Shift: 5:30 pm to 2:30 am

Maximum Budget: 15 LPA

We are looking for a highly skilled and experienced React JS Developer with a strong background in Next JS. As a React JS Developer, you will be responsible for developing high-quality web applications using React JS and Next JS frameworks. This is a remote position with an option to work from our office in Gurgaon.

Responsibilities:

• Develop responsive web applications using React JS and Next JS frameworks.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Translate designs and wireframes into high-quality code.
• Write clean, maintainable, and efficient code.
• Ensure the performance, quality, and responsiveness of applications.
• Identify and address performance bottlenecks.
• Participate in code reviews to maintain code quality standards.
• Troubleshoot and debug issues reported by the QA team or end-users.
• Stay up-to-date with the latest industry trends and technologies related to React JS and Next JS.
• Mentor junior developers and provide technical guidance when needed.
• Work in a fast-paced, agile development environment.

Requirements:

• Minimum 8 years of experience as a React JS Developer.
• Strong hands-on experience in Next JS is a must.
• In-depth knowledge of React JS and its core principles.
• Proficient understanding of web markup, including HTML5, CSS3.
• Familiarity with RESTful APIs and asynchronous request handling.
• Experience with popular React JS workflows (such as Redux).
• Familiarity with code versioning tools such as Git.
• Experience with optimizing web applications for maximum speed and scalability.
• Excellent problem-solving and analytical skills.
• Good communication and interpersonal skills.
• Ability to work independently as well as in a team.
• Immediate joiners preferred.

We offer a competitive salary package with a maximum budget of 15 LPA, commensurate with skills and experience. This is an excellent opportunity to join a dynamic team and work on challenging projects in a remote or Gurgaon-based environment.

If you meet the above qualifications and are eager to contribute to our organization's success, please submit your resume and portfolio. We are looking for immediate joiners, and the selection process will be expedited for such candidates.

• Collaborate with team members to develop high quality software.
• Develop intuitive software that meets and exceeds the needs of the company.
• Professionally maintain all software and create updates regularly to address customer and company concerns.
• Analyze and test programs and products before formal launch. Troubleshoot coding problems quickly and efficiently.
• Designing, developing, and testing UI for mobile and web applications. Build reusable code and libraries for future use.
• Accurately translate user and business needs into functional frontend code

We are looking for a React.js Developer. Your primary focus will be on developing user interface components and implementing them. 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.

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
• Optimising components for maximum performance across a vast array of web-capable devices and browsers

Requirements:

• Good knowledge of JavaScript, HTML and CSS
• Good understanding of React.js and its principles
• Good understanding of state management libraries like Redux
• Good understanding of newer specifications of EcmaScript like ES6 and ES7
• Good understanding of RESTful APIs
• Knowledge of modern authorisation mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Familiarity with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• Good understanding of Git

Minimum Qualifications:

• At least 3 years experience in web development.
• Experience with HTML5 and CSS
• Experience with ReactJS, JavaScript, ES6
• Experience with state management libraries like Redux
• Experience working with Git
• Good written and verbal English skills
• Good attention to detail
• Ability to effectively communicate with internal departments, team members and partners
• Ability to effectively plan and organise
• Ability to work independently under limited supervision

Would be a plus:

• Experience in test automation and test-driven development (Jest, Enzyme)
• Experience with NodeJS and GraphQL
• Knowledge of PWA
• Familiarity with JIRA or any other project management tool
• Experience with AWS/EC2, or other cloud services