Frontend Engineer

Job Description

We’re Hiring | Frontend Engineer II

Company: HackerRank

🌟 About HackerRank

HackerRank helps leading companies like NVIDIA and Amazon hire developers based on skills rather than pedigree. We also empower millions of developers worldwide to upskill and become next-generation engineers.

At HackerRank, speed and quality go hand in hand. We value craftsmanship, ownership, and continuous growth.

💼 About the Role

As a Frontend Engineer II, you will help build secure, scalable, and intuitive experiences that power our assessment platform.

You’ll work on systems used by millions of developers, ensuring fairness, integrity, and seamless user experience—even under large-scale, real-time conditions.

🎯 What You’ll Do
Build fast, responsive UIs supporting 100K+ concurrent users
Design intuitive workflows for candidates, interviewers, and hiring teams
Develop modular, reusable components across products
Leverage real-time signals to detect anomalies while maintaining seamless UX
Collaborate with design, product, and backend teams to ship quickly
👤 Who You Are
2–4 years experience building modern web apps (React or similar)
Strong JavaScript fundamentals
Skilled in React + TypeScript, state management & modern tooling
Experience building responsive, accessible interfaces
Strong debugging and performance optimization skills
Curious about AI-powered tools and integrating them into workflows
⭐ Nice to Have
Knowledge of frontend security (XSS, CSRF, sandboxing)
Experience building for global users (localization, RTL, accessibility)
Experience with GraphQL / REST APIs
Exposure to AI/LLM tools for development workflows
💡 You’ll Thrive If You
Care about the intersection of security, usability, and scale
Have strong product thinking and attention to detail
Are curious and proactive about AI and emerging technologies
⚖️ Equal Opportunity Statement

HackerRank is an equal opportunity employer. We hire based on skills, performance, and qualifications, without discrimination of any kind. All applicant information is kept confidential.

⚠️ Important Notice (Fraud Alert)
Official emails come only from @hackerrank.com
No fees or payments are required at any stage of hiring