CareerPlan

Principal Software Engineer

United States, Washington, RedmondFull-time2026-11-03 → 2026-11-10

Core

Provide technical leadership for product design, lead project plans, mentor engineers, and build automated evaluation tools and platforms to improve system performance and reliability.

Role type

Principal Software Engineer (Platform & Architecture)

Builds

Automated evaluation tools, product platforms, and monitoring systems

Domain

Software Engineering / Platform Engineering

Deliverable

production ML models

Required skills

Technical leadership, system design, mentoring, cross-functional collaboration, performance optimization, observability, automation, code review, project planning

Preferred skills

Deep subject-matter expertise, adaptability to new trends, knowledge sharing

Technologies

C, C++, C#, Java, JavaScript, Python

Responsibilities

Partner with stakeholders to determine user requirements, provide technical leadership for design documents, mentor engineers, lead project and release plans, monitor system health, build automated evaluation platforms, automate tasks via tools or agents

Seniority

Principal, hands-on IC with strategy & mentorship