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Principal Software Engineer

YammerRedmond, WA, USA
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Posted on: 01 Oct 2026

Job Description

Drive architecture and technical direction for the Agent Connectivity Platform, translating complex requirements into scalable, secure, and maintainable designs. Design, build, and operate core platform services spanning connectors, connection management, authentication, authorization, and agent access to enterprise and third-party systems. Own delivery end to end, from requirements and design through implementation, testing, rollout, and production operations. Write high-quality, extensible code and raise engineering standards through design reviews, code reviews, and hands-on technical mentorship. Lead by example in AI-first development, applying AI tools to accelerate implementation, testing, troubleshooting, and operations while maintaining quality and security. Define success metrics and use prototypes, experiments, and production telemetry to validate designs, assess customer impact, and guide release decisions. Build security, compliance, tenant isolation, and governance into platform architecture and connection lifecycles. Serve as a Designated Responsible Individual (DRI), participate in on-call rotations, lead incident diagnosis and mitigation, and drive improvements that prevent recurrence. Improve platform availability, reliability, performance, observability, and cost efficiency through engineering investments and operational learning. Influence technical decisions across teams and share reusable patterns that simplify integration and improve the developer experience. Define the evals strategy and platform for agentic systems, establishing rigorous benchmarks, automated quality measurement, regression detection, and release criteria that make agent quality measurable and continuously improvable. Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python These requirements include but are not limited to the following specialized security screenings: Master's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor's Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. Experience building agent-facing tools or services, including familiarity with Model Context Protocol (MCP) or related interoperability patterns. Experience designing and operating multi-tenant services with enterprise security, governance, and compliance requirements. 3+ years of professional experience using generative AI to accelerate software development, improve operations, and assess customer satisfaction.
Principal Software EngineerYammer