

• Solid understanding of web markup, including HTML5, CSS3 and cross-browser compatibility issues. Basic understanding of LESS or SASS.
• Proficient in ReactJS/AngularJS/VueJS
• Solid understanding of SEO principles
• Good understanding of module bundling tools like webpack
• Should have some experience in cloud computing
• Has an ability to quickly learn and contribute in multiple codebase
• Overcomes roadblocks and requires minimal oversight • Takes initiatives to fix issues/tech debts before assigned to him/her
• Able to deep dive into codebase and advise QA of possible regression impact
• Communicates tech decisions through design docs and tech talks
• Has delivered projects with end-to-end accountability
• Keeps track of industry trends and introduces right tech/tools for a given job
• Excellent understanding of software engineering practices, Design Patterns, Data Structures, Algorithms • 5+ years of experience in product driven organization.

About BYJU’S - The Learning App
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Responsibilities:
Develop and maintain user-facing features for web applications
Collaborate with the design team to implement responsive and visually appealing interfaces
Ensure the technical feasibility of UI/UX designs
Optimize applications for maximum speed and scalability
Stay updated on emerging frontend technologies and industry best practices
Troubleshoot and resolve bugs and performance issues
Work closely with backend developers to integrate frontend components with server-side logic
Participate in code reviews and contribute to a collaborative development environment
Skills:
Proficient in HTML, CSS, and JavaScript
Experience with modern JavaScript frameworks (e.g., React, Angular, or Vue)
Strong understanding of responsive design and cross-browser compatibility
Familiarity with version control systems (e.g., Git)
Knowledge of build tools and package managers (e.g., Webpack, npm)
Ability to translate design mockups and wireframes into code
Excellent problem-solving and debugging skills
Strong communication and collaboration skills
Attention to detail and a passion for delivering high-quality user experiences
Qualifications:
Bachelor's degree in Computer Science, Web Development, or a related field (or equivalent work experience)
Proven experience as a Frontend Developer or similar role
Portfolio showcasing previous frontend projects and development work is a plus

- Strong experience of Angular 2+ and above along with other technologies like HTML5, CSS, jQuery, AJAX with good knowledge of ECMA Scripts.
- Strong knowledge of JS Fundamentals.
- Design & development of Angular applications as per desired specifications, along with experience in frameworks/libraries like jQuery, Bootstrap, Typescript etc.
- Architecture design, development, testing and maintenance of Web Apps, Implementation based on Angular Application MVC Patterns.
- Own end to end product modules/features (from the requirement to going live)- Design & code review, troubleshoot & help team members on issues.
- Gather requirements by interacting directly with the end-users.
- Research on open source framework/technology required for developing the feature/application.

Key Skills :
- Good understanding and experience of HTML / CSS / Javascript / Webpack / Bootstrap.
- Hands-on experience with ES6 / ES7 / ES8 features.
- Expertise with Web Services / REST APIs.
- Proficiency in Linux and deployment on Linux.
- Familiarity with Redux Thunk / Redux Saga will be an added advantage.
- Skillful experience in Node JS / Express / MongoDB will be a plus.
- Understanding of mobile cross-platform frameworks like React Native.
- Knowledge of AWS services like S3, EC2 would be valuable.


- 5+ years of experience as a Front-end Developer.
- Proficient understanding of web markup, including HTML5, CSS3.
- Good understanding of client-side scripting and advanced JavaScript libraries/frameworks, such as AngularJS, ReactJS & VueJS.
- 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 Vue.js framework and its core principles such as components, reactivity, and the virtual DOM.
- Proficient with the Vue.js ecosystem, including Vue CLI, Vuex and Vue Router.
- 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.
The Company is looking for a Front End Developer to join our growing team in our
Costa Rica office. Your experience here will give you the opportunity to improve the
fundamentals and learn about the top-notch technologies in front end development. If you are
someone who is passionate about building stellar user experiences and great products through elegant code this would be the job for you. You will play a key role in translating our customers and company needs into appealing and functional web pages while proving your ideas with testing. We all work closely together across teams so there's no red tape or
bureaucracy. We get things done!
What You Will Get to Do
● Work with your team to improve our conversion rates by coding out variations for A/B testing
● Build better user experiences
● Rigorously educate yourself with the latest development techniques and best practices
● Proactively anticipate issues and develop solutions
● Clearly communicate solutions to team members both verbally and in writing documentation
● Implement new digital technologies or development techniques that help to meet business
objectives
What You Bring to the Table
● 3+ years of front-end development experience
● Experience with responsive web design and the ability to deliver outstanding functionality
to the range of client devices from desktops and laptops to mobile platforms
● Familiarity with at least one JavaScript framework (MVW) and know when to do without
one when necessary.
● Understanding of HTTP and how clients interact with a web server.
● Solid understanding of best practices. You read the YDKJS books.
● Capable of coding in ES5 and ES6 and understand the difference between them
● Up-to-date on HTML5 and CSS3 features.

Key Responsibilities
- Design and Build complicated Workflow
- Understanding the user persona and deliver slick experience
- Experience in JavaScript (ReactJS / Redux) React Native, HTML, CSS, JQuery, HTTP
- Strong understating of XML, JSON, DOM, and w3c standards
- Providing technical expertise for every phase of the project lifecycle; from concept development to solution design, implementation, optimization and support
- Be an Interface with Stockholder sand architects to create technology specifications from business requirements for one or more modules within the project
- Responsible to prepare the technical design of the components within the module (one or more of client/web presentation tier, server tier, data access and data model, integration component, package function customization)
- Proficient in articulating the pros and cons of using a certain technology stack or component or design pattern versus another to the clients and project team and drives selection of technologies, designs to come up with the optimal architecture
- Drives the performance tuning, re-design and re-factoring for a module
- Contributes to designing and implementing the build, release process as well as system configuration and deployment characteristics of the application
- Implements (hands-on) the module components based on prevailing Framework and Open-source standards & its best practices.
- Mentors the team (people working on the module and other project team members) on technology concepts and best practices for design, implementation and other processes

Responsibilities:
- Work on a day-to-day basis to deliver software to solve real world problems.
- Participate in the design of new features.
- Work with Product Managers to come up with technical solutions.
- Improvise and analyse current code base to come up with improvements.
Requirements:
- 3+ Years of Frontend Development Experience.
- 2+ years of hands-on ReactJS experience.
- Strong skills in object-oriented design, data structures, algorithm design and complexity analysis.
- Strong organisational and problem solving skills with great attention to detail.
- Experience working in fast paced environments cutting across diverse tech-stacks.
- Passionate about Web Development.
- Experience in modern web app development.
- Experience mentoring junior developers.
- Worked with data intensive UI.
- Have worked with early stage startups.
- Have experience with GraphQL.



Job Brief
The job requires Sr Frontend Developer. This Developer is expected to have strong technical skills, work closely with the other team members in development and ability to work stand alone. Ability to work on a small team with minimal supervision, Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality
Skills Requirement
- Bachelor’s degree in Computer Science or related field plus 3-5 Years of frontend relevant experience
- Familiarity with architecture styles/APIs (REST, RPC)
- Understanding of Agile methodologies
- Strong attention to detail
- Proficiency in HTML, CSS and Bootstrap
- Understanding of server-side CSS
- Strong knowledge of frontend scripting languages like JavaScript, jQuery, React js or Angular etc.
- Good understanding of asynchronous request handling, partial page updates, and AJAX
- Proficient understanding of cross-browser compatibility issues and ways to work around them
- Familiarity with browser testing and debugging
- Experience with responsive and adaptive design
- Experience with GitHub, Tortoise SVN Version Control
- Understanding of key design principles
- Strong attention to detail
- Knack for writing clean, readable, and easily maintainable code
- Sound analytical, problem-solving, and communication skills.
Responsibilities
- Translate application storyboards and use cases into functional applications
- Design, build and maintain efficient, reusable, and reliable code
- Ensure the best possible performance, quality, and responsiveness of applications
- Identify bottlenecks and bugs, and devise solutions to mitigate and address these issues
- Help maintain code quality, organization, and automatization
- Collaborating with coworkers to facilitate the creation of large, complex developments, as required.
- Reformulating existing code to ensure adherence to stipulated guidelines.
- Checking your code to detect and remedy errors and omissions.
- Testing your outputs to ensure that they are in excellent working order.
- Deploying developments and monitoring uptake by the target audience.
- Using clients' feedback to inform the creation of subsequent versions of each development.
- Remaining abreast of coding and technological changes that will impact your work.

- Developing new user-facing features using React.js.
- Build reusable components and front-end libraries for future use.
- Translate designs and wireframes into high-quality code.
- Optimize components for maximum performance across a vast array of web-capable devices and browsers.
- Design a modern highly responsive web-based user interface.
Skills and Competencies;
- Bachelor's degree in computer science preferred.
- 3-5 years of demonstrated experience.
- Good knowledge of HTML5, CSS3.
- Strong proficiency in Javascript.
- Strong working knowledge of React JS and web apps.
- Good working experience using API in UI development.
- Should be able to do responsive design and cross-browser compatibility.
- Willingness to experiment and take complete responsibility for projects.
- Work independently and remote, with excellent follow-up, time management, and organization skills.
- Any additional knowledge of/familiarity with programming, in general, would be a great added bonus.
- Knowledge of Jira/confluence.
- Familiarity with code versioning tools such as Git.
- A team player with a problem-solving aptitude.
- Fluent in a second language preferred, good level of verbal English required.

• 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 - Must have
• Expertise in React JS ecosystem and ES6
• Ability to design and architect Enterprise JavaScript applications using React JS
• Well-versed with web mark up (HTML5 and CSS3), JSX, and templating technologies
• Good understanding of responsive and adaptive development
• Understanding of cross browser development and making sure application works seamlessly in different
browsers
• Experience in writing unit tests using JavaScript testing frameworks
• Demonstrated understanding of asynchronous request handling, partial page updates, and AJAX
• Ability to review specifications documents and provide technical inputs on successfully implementing
business solutions
• Ability to work independently as well as in a team and lead a project to completion
• Self-motivated with outstanding interpersonal skills, strong work ethic, and excellent communication and
presentation skills
• Experience in popular React.js workflows (such as Redux or MobX)
• Experience in common front-end development tools such as Babel, Webpack, and NPM among others

