Y Combinator DevOps Engineer II
Summary
Designs and maintains cloud infrastructure, CI/CD pipelines, and observability systems for a developer hiring platform using AWS, Kubernetes, and Terraform.
HackerRank helps companies like NVIDIA, Amazon, and Microsoft hire and upskill the next generation of developers based on skills, not pedigree. Our platform is trusted by over 2,500 of the world’s most innovative companies to build strong engineering teams ready for what’s next.
Software has entered an era where humans and AI build side by side. As this shift accelerates, the definition of strong technical talent is changing. We give companies better ways to identify and invest in next-generation skills.
People at HackerRank care deeply about the impact of their work and sweat the small details so our customers can be wildly successful with products they genuinely love to use. We move with urgency and believe great outcomes come from high standards.
About the role
You’ll be part of a high-performing DevOps team responsible for evolving our cloud infrastructure, CI/CD pipelines, and observability frameworks across environments. You’ll have the autonomy to design, build, and optimise our infrastructure systems while enabling developer productivity at scale.
What you’ll do
- Design, build, and maintain CI/CD pipelines for all HackerRank environments from development to production.
- Automate infrastructure using Terraform, Docker, and Kubernetes (EKS), ensuring scalability and reproducibility.
- Lead and evangelise DevOps best practices across engineering teams, CI/CD hygiene, observability, and cost-efficient architectures.
- Implement and maintain monitoring, alerting, and incident response systems using tools like OpsGenie, New Relic, and ELK.
- Optimise the performance and utilisation of key systems such as Redis, RDS, Redshift, ElasticSearch, and Kafka.
- Partner with security and platform teams to ensure compliance, resilience, and threat protection across cloud environments.
- Contribute to cloud cost optimisation initiatives and infrastructure efficiency projects.
Who you are
- Bring 3+ years of experience in DevOps, SRE, or Cloud Infrastructure Engineering roles.
- Deep expertise with AWS (and ideally some exposure to GCP), including EKS, EC2, S3, SQS, and IAM.
- Strong experience with Terraform, Docker, Kubernetes, and Linux (Ubuntu)
- Hands-on scripting or coding skills in Python or Java.
- Solid grasp of monitoring, alerting, and performance tuning principles.
- Strong collaborator who can partner with developers, QA, and leadership teams to drive platform improvements.
Even better if you have
- Experience implementing ArgoCD, Jenkins, or other CI/CD orchestration tools.
- Background in security engineering, threat modelling, or penetration testing.
- Knowledge of observability frameworks and modern APM tools (New Relic, Prometheus, Grafana).
- Proven track record in cost optimisation and infrastructure scaling for high-traffic systems.
- Experience working with multi-cloud or hybrid environments.
You will thrive in this role if
- Bring a builder’s mindset to automate processes, simplify workflows, and empower others through effective tools.
- Being passionate about reliability, scalability, and developer experience.
- Enjoying owning systems end-to-end and solving production challenges hands-on.
- Balances technical depth with empathy, understanding that infrastructure is successful only when developers can move faster and safer.
- Take pride in creating calm out of complexity and designing systems that just work.
Want to learn more about HackerRank? Check out 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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