Software Engineer (L3) Email
Core
Build and operate highly available, massive-scale distributed email systems processing billions of messages.
Role type
Senior IC backend software engineer (distributed systems)
Builds
Core email delivery services and dual-cloud infrastructure (AWS/Azure)
Domain
Cloud infrastructure & distributed systems
Required skills
Go (Golang), Java, Python, Terraform, AWS, Microsoft Azure, Kafka, distributed datastores, asynchronous event streaming, containerization (Docker/Kubernetes), database migration, OpenTelemetry, network topology, MTA protocols
Preferred skills
AI-assisted development tools, unit/integration/component testing, technical debt reduction, mentoring
Technologies
Go, Java, Python, Terraform, AWS, Azure, Kafka, Docker, Kubernetes, OpenTelemetry
Responsibilities
Architect and ship reliable, high-velocity features; drive rigorous code reviews and maintainable patterns; manage cloud configurations and observability; identify technical debt and SPOFs; mentor junior engineers and lead sprint planning
Seniority
Senior, hands-on IC
