Projects
What I'm building now, the products I led before, and my open source work and writing.
Building now
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Foambyte
Co-founder & CEO, sole developer (co-founded with Diego Santiago de la Torre, brewmaster and CPO, who owns product direction) · 2024 – present · Live
Brewing software for craft brewers and professional micro-breweries. Diego sets the product direction from the brewhouse; I design, build and run the software.
- Shipped: Recipe Studio (Apr 2026), Batch Tracking (Sep 2026), Print View
- In beta: Tank View (Oct 2026), IoT device integration, Inventory Management
- In development: two LLM-powered features, an AI recipe builder and a batch QA advisor
- Brewing chemistry calculations built into recipe design
- Used by 100+ brewers in 3 countries
Stack: React, TypeScript, Hono, Cloudflare Workers, Postgres (moving to PlanetScale), Vitest, Zod, OpenAPI, Claude Code
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levi
Author · Oct 2026 – present · Open source
A small, fast git diff viewer for the terminal: fuzzy search over commits and files, and a code search across the whole history.
Stack: Rust, ratatui, git
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Herdr plugins: bottleneck and baa
Author · Oct 2026 · Open source
Two Rust plugins for Herdr, a terminal workspace manager for AI coding agents.
- bottleneck measures how long agents sit waiting on the human (CI with clippy)
- baa checks after each agent turn that the project still compiles (cargo check or tsc) and shows ✓/✗ in the Herdr sidebar
Stack: Rust
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GangaStyle
Investor; built the store · Live
Family apparel e-commerce store in Mexico. I built and set up the Shopify store.
Stack: Shopify
Career
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Digital banking across Latin America and the Caribbean (Fiserv)
Digital Channels Segment Lead → Director of Product Management · 2014 – 2021 (Mexico 2014–2018; Lake Mary, Florida 2019–2021)
Brought Fiserv's global digital banking solutions to Latin America and the Caribbean. Defined the regional requirements for product-market fit, led tailored implementations for 10 financial institutions in 6 markets, and owned the P&L and continuous improvement for those clients.
- Implementations in Mexico, Curaçao, Suriname, Jamaica, Bermuda and the Cayman Islands
- DigitalAccess for De Surinaamsche Bank (2017)
- Multi-tenant DigitalAccess for SISCOOP, serving 26 Mexican credit unions (2018); Caja Popular Mexicana was the first credit union live
- Presented and demoed the solutions to bank executives and IT teams across the region, and worked with them on their needs and roadmaps
Skills: Product management, digital banking, go-to-market, P&L ownership, client delivery
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3G and prepaid launches (Nextel México, now AT&T México)
Product management
Led the commercial launch of 3G voice and data services and of prepaid iDEN. Defined the go-to-market for 4G LTE (implementation came after I left).
- Commercial launch of 3G voice and data
- Commercial launch of prepaid iDEN
- 4G LTE go-to-market definition
Skills: Product launches, go-to-market, telecom
Open source and writing
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nvim-config-files
My Neovim setup for Rust development. 50+ stars, 15 forks; the companion guide was a top Google result for Rust + Neovim in 2022.
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The Trait (Rust blog)
2022
My earlier blog about learning and writing Rust.
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Axum contributions
2023
Contributions to the Axum web framework.
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Rust side projects
Smaller projects from studying Rust: a Vigenère cipher in WebAssembly and two ray tracers.