Frontend Developer

HackerEarth is an AI-powered developer assessment platform that helps companies measure real-world engineering skills through online coding evaluations. Our skill-based approach enables organizations to automatically generate standardized tests, evaluate performance with precision, and make better hiring decisions at scale.

We proudly support 1,000+ customers worldwide, including global leaders. Our platform has powered assessments for 2M+ candidates, supports 41 programming languages, covers 100+ skills, and offers multiple evaluation techniques designed for modern engineering roles.

Beyond hiring, HackerEarth also serves a vibrant global developer community. 6M+ developers use our community platform to sharpen their skills, solve challenges, and participate in competitions and hackathons that push the boundaries of problem-solving and creativity.

Role Overview – Frontend Engineer

As a Frontend Engineer at HackerEarth, you will build fast, intuitive, and scalable web applications that are used by developers and enterprises across the globe. You will collaborate closely with designers, backend engineers, and product leaders to craft user experiences that are not only visually polished but also highly performant and reliable.

This role goes beyond traditional frontend work. You will contribute to products where AI is a core building block, working on interfaces that bring complex intelligence, data, and workflows into simple, elegant user experiences. We are actively developing next-generation AI-driven capabilities, giving you the opportunity to work on technically challenging and meaningful problems at the frontier of software and AI.

If you enjoy solving hard engineering problems, care deeply about product quality, and want your work to be used by millions of developers, you will feel at home here.

AI Awareness:

• Proficient use of AI coding tools (e.g., Cursor, Codex or Claude Code) for code generation, debugging, refactoring, and documentation.
• Strong prompt-writing skills with the ability to iteratively refine prompts for accurate and production-ready outputs.
• Ability to critically review and validate AI-generated code, ensuring performance, security, and maintainability standards.
• Experience integrating AI APIs (e.g., OpenAI/LLM-based services) into frontend applications, including handling streaming responses and UX considerations.
• Demonstrated productivity improvement using AI tools while maintaining code quality and engineering best practices.

Key Responsibilities:

• Develop and maintain high-quality, responsive, and scalable web applications using
• Modern frontend frameworks.
• Collaborate with UX/UI designers to implement engaging user interfaces.
• Optimize applications for maximum speed and scalability.
• Ensure cross-browser and cross-platform compatibility.
• Work closely with backend developers to integrate APIs and services efficiently.
• Write clean, maintainable, and efficient code following best practices.
• Stay updated with the latest trends and advancements in frontend development.

Requirements:

• Minimum 2 years of experience in frontend development.
• Proficiency in JavaScript, React.js, HTML, CSS, and TypeScript.
• Experience with state management libraries like Redux or Context API.
• Strong understanding of responsive and mobile-first design principles.
• Experience in optimizing web applications for performance and accessibility.
• Familiarity with version control systems like Git.
• Knowledge of testing frameworks like Jest, Mocha, or Cypress is a plus.
• Passion for building intuitive and user-friendly interfaces.

What We Offer:

• Competitive salary and performance-based incentives.
• Opportunity to work in a fast-growing, innovative company.
• A collaborative and supportive work environment.
• Continuous learning and career development opportunities.

How to Apply:

(Strictly apply through LinkedIn. DMs will not be seen or responded to)

If you’re passionate about frontend development and want to build cutting-edge applications, we’d love to hear from you! Apply now and be part of an exciting journey at HackerEarth.