Senior Software Engineer (Cloud Infrastructure / Site Reliability Engineering)

Join Oscar Health as a Senior Software Engineer in our Core Technology team. You will be responsible for architecting and maintaining our foundational platform, using a modern stack centered on AWS/GCP, Terraform, and Kubernetes. You will lead complex technical projects, mentor engineers, and drive the prioritization of the technical roadmap. The ideal candidate has 6+ years of professional software engineering experience, a strong background in Site Reliability Engineering, and deep expertise in managing production environments within AWS or GCP.

• Lead the planning, execution, and release of complex technical projects across multiple teams, ensuring timely delivery and risk mitigation.
• Act as a mentor and guide for junior engineers, improving technology and applying best practices within the team.
• Drive prioritization of the technical roadmap and influence the prioritization of the product roadmap and process enhancements.

• 6+ years of professional software engineering experience, working with a variety of technologies, and have increasingly impactful accomplishments
• Experience as a major contributor cross-pod or cross-company deliverables
• Experience leading technical contributions, improving the quality of what your teams create, and are excited to build fault-tolerant, and scalable software systems
• Experience mentoring and training more junior engineers
• Sets and enforces the standard for writing stable, correct, and maintainable code
• Demonstrates expertise of the practical application of CS concepts within their team
• Education: B.S. in Computer Science, a related technical field, or equivalent high-level industry experience
• Security & Networking: Knowledge of cloud-native security (IAM, VPC peering) and service mesh technologies like Istio
• Programming: Understanding of at least one coding language that you are able to use to develop scripts and software
• Observability: Proficiency with monitoring using tools like Prometheus, Grafana, or similar
• CI/CD & Automation: Experience building robust deployment pipelines via GitHub Actions
• SRE Discipline: Strong background in Site Reliability Engineering, including Service Level Objectives (SLOs), error budgets, and incident management
• Orchestration & Delivery: Proven track record with Kubernetes and workflows using ArgoCD
• Infrastructure as Code: Advanced experience with Terraform or similar IaC tools to manage complex, multi-account structures
• Cloud Proficiency: Deep expertise in managing production environments within AWS or GCP at scale