Senior Software Engineer - Fullstack

HackerRank is revolutionizing technical hiring by prioritizing skills over traditional credentials. As a Senior Full-Stack Engineer on the Infra team, you'll be at the heart of their core technology, working on critical systems that power millions of coding assessments monthly. The role combines both frontend and backend development, focusing on their unified IDE platform used across multiple products including Screen, Interview, SkillUp, and Community.

The position offers unique challenges in scaling systems that process tens of millions of submissions monthly while maintaining high performance and reliability. You'll work with cutting-edge technologies including React/Next.js, TypeScript, and various backend languages (Go, Node, Python), while also incorporating AI and LLM technologies into both user interfaces and APIs.

The ideal candidate will thrive in an environment that values end-to-end ownership, from UI design implementation to API integration and production monitoring. You'll be expected to mentor junior engineers, contribute to system design, and participate in the on-call rotation to ensure platform reliability. The role requires strong technical skills across the full stack, including experience with microservices, SQL/NoSQL databases, and modern development tools.

Working at HackerRank means joining a high-performing, mission-driven team that values both velocity and quality. The company's platform plays a crucial role in the technical hiring ecosystem, helping candidates showcase their coding skills to potential employers. This position offers the opportunity to directly impact millions of developers while working with modern technologies and contributing to a platform that's reshaping how technical talent is evaluated and hired.

The hybrid work environment in Bangalore provides flexibility while maintaining team collaboration. If you're passionate about building scalable software systems, enjoy mentoring others, and want to contribute to a platform that's changing the face of technical hiring, this role offers an excellent opportunity to make a significant impact while growing your career.