For bug fixes, River can reproduce the issue, record the broken behavior, implement the fix, and then repeat the same steps to show the before and after.
ShopifyPublished by the organization itself (post), no named author
Post: We gave AI agents a mobile dev environment, Shopify Engineering, October 22, 2026, at It proves its work.
Checked against the source by a first reader, then confirmed independently by a second reader who fetched the source without seeing the first reader's notes (Independent review agent (Claude Sonnet), blind second pass from passage text and citation only, no repository access, 2026-11-07).
Exact match in the curl-fetched page text. Shopify Engineering blog, so organizational wording.
Shopify, “We gave AI agents a mobile dev environment”, Shopify Engineering, 2026-10-22, at It proves its work. https://shopify.engineering/remote-dev Archived at https://the-ai-record.com/passages/shopify-bug-fixes-river-can-reproduce-issue-2026
River initially created only 6% of merged mobile pull requests. This is how the number evolved over time, reversing the trend of local development and evolving to 61% of merged mobile pull requests
ShopifyPublished by the organization itself (post), no named author
Post: We gave AI agents a mobile dev environment, Shopify Engineering, October 22, 2026, at Helping people use it.
With River and Remote Dev, a web developer can fix a bug, a designer can iterate on a UI, and a PM can test a feature, all through Slack.
ShopifyPublished by the organization itself (post), no named author
Post: We gave AI agents a mobile dev environment, Shopify Engineering, October 22, 2026, at Anyone can now contribute to mobile.
Some of these run overnight, automatically picking up bugs, implementing fixes, testing them, and creating PRs. So we can start the next morning with fixes already implemented and ready for review.
ShopifyPublished by the organization itself (post), no named author
Post: We gave AI agents a mobile dev environment, Shopify Engineering, October 22, 2026, at Works in the background.
We built agentic workflows to tackle mobile development tasks in parallel, but quickly hit the limits of our development machines. Just three or four workflows were enough to max out a laptop, with compilers, simulators, and emulators competing for resources.
ShopifyPublished by the organization itself (post), no named author
Post: We gave AI agents a mobile dev environment, Shopify Engineering, October 22, 2026, at Introduction.
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