Senior Software Engineer, API Connectivity & GraphQL Platform

Pantheon; United States; Remote; USD 140,000 - 195,000; Full time

Job summary

Pantheon is seeking a Senior Software Engineer to join our Connectivity API Transformation team. You will help evolve a federated GraphQL API powering Pantheon's platform, including Grafbase and Federation v2, and the Go subgraphs behind it that serve our Dashboard and public API.

You will shape service discovery and network architecture, decompose a legacy Python monolith, own the Cassandra data layer, and design platform-scale workflows using GCP Workflows, Pub/Sub, and Cloud Run for

Responsibilities

• Building and evolving Pantheon's unified API — a federated GraphQL supergraph (Grafbase, Federation v2) and the Go subgraphs behind it that serve our Dashboard and public API
• Shaping how Pantheon's services find and reach one another — VPC and network architecture, service discovery strategy, and the connectivity standards our internal traffic runs on
• Decomposing a large legacy Python monolith into well-bounded services, and owning the Cassandra data layer behind it — replication, backup, and disaster recovery
• Designing and operating workflow orchestration at platform scale: GCP Workflows, Pub/Sub-driven job execution, and Go services on Cloud Run that run customer-facing automation
• Setting the GraphQL, gRPC, and REST standards other Pantheon teams build against, and acting as a technical resource for initiatives across t

Job description

Pantheon is seeking a Senior Software Engineer to join our Connectivity API Transformation team. You will help evolve a federated GraphQL API powering Pantheon's platform, including Grafbase and Federation v2, and the Go subgraphs behind it that serve our Dashboard and public API.

You will shape service discovery and network architecture, decompose a legacy Python monolith, own the Cassandra data layer, and design platform-scale workflows using GCP Workflows, Pub/Sub, and Cloud Run for