Sr. Staff Engineer - Payments & Commerce Platform
Core
Architect and ship multi-tenant, planet-scale commerce services (checkout, subscriptions, payments, invoicing, tax) ensuring correctness, auditability, and resilience at scale.
Role type
Sr. Staff Engineer (Payments & Commerce Platform)
Builds
Global commerce platform powering $1T+ in annual transactions for millions of SMEs
Domain
Fintech / Payments / Commerce / Distributed Systems
Deliverable
production ML models | product features | infrastructure
Required skills
Go, ConnectRPC/gRPC, Distributed Systems, Event-driven Architecture, Kubernetes/GKE, Reliability Engineering, Security & Compliance, Technical Writing
Preferred skills
PSP integrations, Chaos Engineering, Multi-region designs
Technologies
Go, ConnectRPC, MongoDB, Firestore, ClickHouse, GCP (GKE), Pub/Sub, Redis, OpenTelemetry, Vue.js, TanStack Query
Responsibilities
Architect multi-tenant services with clear domain boundaries; Custodian of API & schema design (protobuf/ConnectRPC); Guarantee resilience & availability of core payment paths; Ensure complete auditability via append-only ledgers; Own error boundaries end-to-end; Steward service catalog and scorecards; Manage configuration & limits; Implement observability as a product; Execute production excellence strategies; Embed security & compliance by design; Accelerate developer experience with golden paths.
Seniority
Sr. Staff, hands-on IC with org-level influence