HackerRank helps thousands of companies like OpenAI, NVIDIA, Mercedes and Amazon hire developers based on their skills vs. pedigree, and also nurtures a community of millions of developers to upskill themselves to become next-gen developers.

The people at HackerRank care deeply about their work and have an extremely intense work ethic. In many companies, speed & quality is a tradeoff. At HackerRank, it’s not -- we expect you to ship in about half the time that most competent people think is possible while maintaining a standard of quality you’d proudly sign your name on. The only way to make this happen is if you truly love your craft and are deeply committed to growth.

About the role

We’re looking for a Senior Software Engineer Platform who thrives at the intersection of scale, reliability, and developer experience. You’ll be the backbone of HackerRank’s services, building and scaling our API platform to be secure, performant, and developer-friendly. Your work will empower teams across HackerRank to deliver faster, more reliably, and with greater consistency. If you love designing scalable platforms, automating workflows, and making life easier for developers, this role is for you.

What you’ll do

Design and evolve HackerRank’s API platform to ensure standardization, scalability, and governance across services.
Enhance developer experience by building self-service tools, automation, and well-documented APIs.
Drive automation in API deployment, infrastructure provisioning, and CI/CD workflows.
Implement and enforce security measures (OAuth2, OpenID Connect, rate limiting, and access controls) to safeguard data and prevent misuse.
Partner closely with product teams to promote adoption, improve reliability, and optimize performance.

Who you are

Backend/Platform engineer with 4+ years of experience in building and scaling API platforms
Deep expertise in API design (REST, GraphQL, gRPC), lifecycle management, and microservices.
Skilled in distributed systems, service discovery, and container orchestration (Kubernetes, Docker).
Proficient with cloud platforms (AWS, GCP, Azure), API gateways, service meshes, and observability tools.
Experienced with SQL/NoSQL databases, scalable schema design, and query optimization.
Hands-on with CI/CD automation, infrastructure-as-code (Terraform), and event-driven systems (Kafka).

Even better if you have

A proven track record of improving API governance, security, and automation at scale.
Experience enabling cross-team platform adoption through tooling and documentation.
Contributions to open-source API frameworks or developer tools.

You will thrive in this role if

Excel at building scalable, reusable, and maintainable platforms that empower teams.
Passionate about developer experience, creating intuitive APIs and frictionless workflows.
Skilled at automating repetitive tasks and streamlining complex systems.
Collaborate with developers and product teams to design solutions aligned with long-term platform vision.

Want to learn more about HackerRank? Check out HackerRank.com to explore our products, solutions and resources, and dive into our story and mission here.

HackerRank is a proud equal employment opportunity and affirmative action employer. We provide equal opportunity to everyone for employment based on individual performance and qualification. We never discriminate based on race, religion, national origin, gender identity or expression, sexual orientation, age, marital, veteran, or disability status. All your information will be kept confidential according to EEO guidelines.

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Notice to prospective HackerRank job applicants:

Our Recruiters use @hackerrank.com email addresses.
We never ask for payment or credit check information to apply, interview, or work here.

Senior Software Engineer

About this role

About the role

What you’ll do

Who you are

Even better if you have

You will thrive in this role if

Requirements

About HackerRank