Senior Software Engineer, Cloud Platform API

Summary

Join CoreWeave's API Platform team as a Senior Engineer and build and maintain the company's central API platform. You will design and develop robust, developer-friendly APIs, ensuring performance and reliability. Responsibilities include supporting infrastructure-as-code integrations, driving architectural decisions, building observability solutions, and creating developer tooling and documentation. You will collaborate with cross-functional teams, including the security engineering team, and mentor other engineers. This role requires 7+ years of experience building and maintaining production-grade APIs, strong experience with Go, and a deep understanding of API gateway patterns. CoreWeave offers a competitive salary, comprehensive benefits, and a hybrid work environment.

Requirements

• 7+ years of experience building and maintaining production-grade APIs
• Strong experience with Go programming language and its ecosystem
• Strong understanding of API gateway patterns, microservices architecture, and distributed systems
• Experience implementing authentication, authorization, and security best practices for APIs
• Familiarity with observability practices including metrics, logging, and distributed tracing
• Experience with Kubernetes
• Excellent communication skills and experience collaborating with cross-functional teams

Responsibilities

• Design and develop CoreWeave's central API platform that enables teams to expose their services through a unified, secure, and monitored gateway
• Support infrastructure-as-code integrations to enable programmatic resource management, including contributions to our Terraform provider
• Drive architectural decisions around API authentication, rate limiting, caching strategies, and other platform-wide concerns
• Build observability solutions for the API platform, including detailed metrics, logging, and tracing capabilities to help teams monitor their API performance and usage
• Build and maintain comprehensive API governance tools and processes, including OpenAPI specification validation, versioning strategies, and backwards compatibility checks
• Work closely with our security engineering team to implement best practices for API security, performance, and reliability, ensuring our platform meets the highest industry standards
• Create developer tooling and documentation that help other teams onboard their services to the API platform efficiently
• Mentor other engineers on API design best practices and help establish standards for APIs across the organization

Preferred Qualifications

• Experience with the Kubernetes Operator pattern and building Kubernetes controllers
• Experience with gRPC and protocol buffer design
• Experience building and maintaining Terraform providers
• Experience with alternative IaC platforms like Pulumi or Crossplane
• Experience with cloud infrastructure (AWS, GCP, etc.)

Benefits

• Medical, dental, and vision insurance - 100% paid for by CoreWeave
• Company-paid Life Insurance
• Voluntary supplemental life insurance
• Short and long-term disability insurance
• Flexible Spending Account
• Health Savings Account
• Tuition Reimbursement
• Mental Wellness Benefits through Spring Health
• Family-Forming support provided by Carrot
• Paid Parental Leave
• Flexible, full-service childcare support with Kinside
• 401(k) with a generous employer match
• Flexible PTO
• Catered lunch each day in our office and data center locations
• A casual work environment
• A work culture focused on innovative disruption
• Hybrid work environment
• Remote work considered for candidates outside 30 miles of office