Cassie Breviu

Cassie Breviu builds AI products and developer tools as Director of Product at Teleport. Her earlier work includes ONNX Runtime at Microsoft and a GitHub incubation project that became a starting point for Agent HQ and Mission Control, spanning model deployment and agent workflows.

Career

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Elsewhere

Teleport

Until Present

Director of Product

Microsoft

Principal Software Engineer (Agentic Windows)
Oct 2025 — May 2026
Senior Product Manager/Engineer (CoreAI)
May 2023 — Oct 2025
Senior Program Manager/Engineer (AI) (ONNX Runtime)
Aug 2021 — May 2023
Cloud Developer Advocate (AI/XR)
Jan 2019 — Aug 2021

LogicStream Health Inc.

Feb 2018 — Dec 2018

Software Engineer II/ML Engineer

Fish & Richardson P.C.

Sep 2014 — Feb 2018

Software Engineer

North Hennepin Community College

Products & media

breviu.com

A closer look at what AI agents actually do

Cassie and Daniel Pagan explain Project Telescope, a tool they built to inspect agent sessions, tool calls and token use. Their walkthrough connects collectors, local storage, a CLI and dashboard, showing how they make agent behavior easier to trace and debug.

breviu.com

Where engineering judgment matters when agents write code

Cassie argues that faster implementation makes problem selection, systems thinking and critical review more valuable. Drawing on the shift toward agentic tools, she describes how developers can adapt their experience and evaluate generated work instead of measuring contribution by typing speed.

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Cassie Breviu

Teleport

Microsoft

Principal Software Engineer (Agentic Windows)

Senior Product Manager/Engineer (CoreAI)

Senior Program Manager/Engineer (AI) (ONNX Runtime)

Cloud Developer Advocate (AI/XR)

LogicStream Health Inc.

Fish & Richardson P.C.

North Hennepin Community College

Products & media

A closer look at what AI agents actually do

Where engineering judgment matters when agents write code

Curated Lists

List Inclusions