Staff Platform Architect and Lead Engineer

The Trade Desk; Bellevue (WA); On-site; USD 137,000 - 252,000; Full time

Job summary

The Trade Desk is a global technology company that delivers a leading independent platform for digital advertising. We seek a Staff-level technical authority to shape the architectural roadmap across GraphQL, REST, and front-end/backend systems, guiding cross-team decisions and ensuring scalable, secure, and observable platforms.

You will contribute hands-on in TS/React and C#/.NET, mentor engineers, and drive durable API design while leading platform-wide improvements across Kubernetes-based

Qualifications

• Staff-level technical authority with hands-on coding.
• Experience leading engineers and cross-team initiatives.
• Experience designing durable APIs, GraphQL federation, and REST/event interfaces.
• Proficient in modern frontend (TypeScript, React) and C#.
• Knowledge of Kubernetes, cloud platforms, observability.

Responsibilities

• Define the technical vision and architectural roadmap for the partner-facing platform.
• Lead scalable platform design spanning GraphQL, REST, SDKs, micro-frontends, and workflows.
• Contribute through prototypes, production code, and reviews in TS/React and C#/.NET GraphQL services.
• Set standards for schema, API consistency, security, privacy, reliability, and observability.
• Simplify partner onboarding, testing, certification, launch, and optimization.

Skills

Distributed systems

Cloud platforms

Service-oriented architecture

GraphQL federation

REST APIs

Frontend: TypeScript/React

C#/.NET

SQL Relational modeling

Kubernetes

Observability

Security & privacy

Technical leadership

Education

Bachelor's degree in Computer Science or related field

Tools

Kubernetes

Azure

AWS

OpenTelemetry

GitHub Actions

SQL Server

Job description

The Trade Desk is a global technology company that delivers a leading independent platform for digital advertising. We seek a Staff-level technical authority to shape the architectural roadmap across GraphQL, REST, and front-end/backend systems, guiding cross-team decisions and ensuring scalable, secure, and observable platforms.

You will contribute hands-on in TS/React and C#/.NET, mentor engineers, and drive durable API design while leading platform-wide improvements across Kubernetes-based