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Walker Frankenberg

Walker Frankenberg

Senior Software Engineer

Software engineer generalist who who loves to solve puzzles and find solutions to difficult problems, so figured he’d turn it into a career. When not coding, can usually be found with friends or outdoors, and often both.

Written by Walker:
Illustration of a black playground slide and ladder with a peaked roof on a bright blue square, with the word "PLAYGROUND" set vertically in a black side panel, on a dark gray background.

Published on October 1, 2026 (22 days ago)

Tune AI workflows before you build: Introducing Mux Robots playground

Walker Frankenberg
By Walker Frankenberg • 4 min read • Product • AI

Run Mux Robots AI workflows on your own video before you build. Tune parameters, compare runs side by side, and copy an agent prompt to take it to production.

Illustrated video player showing a skier mid-jump, with a hover preview of a thumbnail at 1:04 above the scrubber and a row of scene thumbnails branching out below the timeline.

Published on September 22, 2026 (about 1 month ago)

Frames, shots, and scenes: Structuring video for AI workflows

Walker Frankenberg
By Walker Frankenberg • 12 min read • Engineering • AI

When you build with AI, every question about a video needs a different piece of it. Learn more about how to pick the right ones and when to combine them.

Walker Frankenberg (Senior Engineer) and Joshua Alphonse (Community Engineer) sitting down and chatting.

Published on August 26, 2026 (about 2 months ago)

Dev Talks: Building automated AI workflows with Mux Robots Directives API

Walker Frankenberg
Joshua Alphonse
By Walker and Joshua • 6 min read • Product & Engineering

Learn about automating Mux Robots Workflows with the new Directives API.

Illustration of a blue and black robot character on a doodle-patterned background with a 'New!' label.

Published on July 1, 2026 (4 months ago)

New Mux Robots workflows: Better captions, dubbed audio, and deeper insights

Walker Frankenberg
By Walker Frankenberg • 5 min read • Product • AI

Generate premium captions, translate audio, pick thumbnails, and turn engagement data into plain-language insight with Mux Robots.

Illustrative graphic showing Mux Robots workflow nodes arranged in a connected diagram on a grid background. A blue tile in the upper left displays the word "Robots" in graffiti-style lettering. Connected nodes branch out across the grid, labeled with workflow action names: Ask, Find, Moderate, Summarize, Translate, and Generate (partially cropped). Nodes alternate between dark and light backgrounds, with blue connector dots linking them.

Published on June 2, 2026 (5 months ago)

Mux Robots Directives: less plumbing, more automation

Adam Brown
Walker Frankenberg
Phil Cluff
By Adam, Walker, and Phil • 6 min read • Product • AI

Attach automated AI workflows to your Mux Video assets at creation — no webhooks or glue code required.

A laptop showing a video player with a degraded video playing. A red error icon is overlaid on top of the video.

Published on June 5, 2023 (over 3 years ago)

Video Startup Failure: New metric in the Mux Data Monitoring Dashboard

Yushu Cao
Walker Frankenberg
By Yushu and Walker • 2 min read • Product

Mux Data can now calculate and show Video Startup Failures in the Monitoring Dashboard. Learn more about this metric in this post.

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