Principal API Architect – Agent-Ready APIs & Data

Workday, Inc.; Pleasanton (CA); Hybrid; USD 206,400 - 309,600; Full time

Benefits offered by this job

Workday Bonus Plan

Annual refresh stock grants

Flexible work environment

Job summary

Workday, Inc. is seeking a Principal API Architect to lead API strategies for agentic and integration-heavy scenarios. This role involves defining the API architecture and governance model for the Product Engineering team. The ideal candidate will have significant experience in building large-scale APIs, and strong leadership capabilities to influence and mentor across departments.

The position offers a flexible work environment in Pleasanton, California, with competitive compensation and benefits.

Qualifications

• Experience building large-scale, mission-critical backend systems and APIs.
• Experience in a senior architecture or staff-plus role managing API architecture.
• Deep hands-on experience using TypeScript or Python for web services.

Responsibilities

• Lead the API strategy for agentic and integration-heavy scenarios.
• Define and evolve the API architecture, standards, and review processes.
• Partner with product and platform leaders to shape the API operating model.

Skills

API architecture

TypeScript or Python

Distributed systems

Cloud architectures

Mentoring

Education

12+ years of experience in backend systems and APIs

Tools

Swagger/OpenAPI

GitHub Copilot

Job description

Workday, Inc. is seeking a Principal API Architect to lead API strategies for agentic and integration-heavy scenarios. This role involves defining the API architecture and governance model for the Product Engineering team. The ideal candidate will have significant experience in building large-scale APIs, and strong leadership capabilities to influence and mentor across departments.

The position offers a flexible work environment in Pleasanton, California, with competitive compensation and benefits.