The Beacon Cloud team builds the cloud-hosted Platform-as-a-Service that major financial institutions depend on for quantitative analytics, real-time risk management, and trade operations. Every client gets a fully isolated cloud environment with elastic compute, a browser-based development platform, and a reactive computation engine -- all provisioned, versioned, and delivered as product by this team.

This is product engineering for cloud infrastructure. We design and build the systems that make the platform work: the Domain Builder that provisions complete client environments from an API call, the orchestration layers that let our users schedule and scale thousands of compute engines with two lines of Python, the cloud abstractions that let the same platform run seamlessly across providers, and the tooling that ties it all together. Each of these systems presents its own set of interesting technical constraints, from multi-tenant isolation to elastic scaling under demandi...