Senior Backend Engineer

HackerRank is seeking a Senior Backend Engineer to drive the technical direction of critical backend systems, lead the delivery of high-impact initiatives, and own the architecture and evolution of core backend services. As a Senior Backend Engineer, you will be responsible for architecting, designing, and leading the implementation of complex backend systems and services that power core product experiences at scale.

Requirements

• 3-6 years of experience building and operating production backend systems at scale
• Expert in at least one modern backend programming language (e.g., Python, Ruby, Go, Java, or Node.js) with strong fundamentals across the stack
• Proven ability to design and build distributed systems
• Deep expertise with relational databases (PostgreSQL, MySQL) and NoSQL stores
• Strong understanding of caching strategies, asynchronous messaging, and event-driven architectures
• Hands-on experience with containerization (Docker/Kubernetes), CI/CD pipelines, and infrastructure-as-code practices
• Track record of leading technical projects from ambiguous problem statements through to production delivery
• Deep, hands-on proficiency with AI-powered development tools
• Strong working knowledge of LLMs and agentic AI systems
• Proven ability to leverage AI across the full software development lifecycle
• Solid understanding of AI/ML fundamentals
• Ability to evaluate and make technical recommendations on AI tooling, APIs, and integration patterns

Benefits

• Competitive salary
• Stock options
• Generous Paid Time Off
• 401k Matching
• Retirement Plan
• Relocation Assistance