Frontend Architecture & Team Lead
Interbank Online Banking
I designed the frontend architecture and led the team behind the web platform Interbank customers use for their accounts, transfers and payments.
See Online BankingJean Paul Diaz
web dev
Frontend developer at Brikl. I work with Next.js, React, GraphQL and Apollo Client, and I’m interested in how our craft changes when AI enters the workflow. What I learn, I share on humanoydev.
Talks and presentations
- See slides
AI writes my code. So what am I getting paid for?
From generated code to delivering value with agents.
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AI Fluency & Claude Code
From coding with AI to engineering with AI: Claude Code as a lab for working with judgment, not a feature tutorial.
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Progressive Web Apps & Workbox
Google I/O Extended
What makes a web app installable, fast and reliable: manifest, service workers, caching strategies with Workbox, and Lighthouse.
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Automating the front-end workflow
ISIL JS Day
Jade (now Pug), Stylus, CoffeeScript and Gulp.js to automate the front-end workflow.
Featured projects
Banking Tech Lead
RappiBank
I led the banking technology of the digital bank born from the partnership between Rappi and Interbank in Peru.
See RappiBankFrontend Tech Lead
Comunal: app and dashboard
I led the frontend of the app for finding, booking and paying for meeting rooms across Comunal’s coworking network, and of its dashboard.
See ComunalWorkflow
Claude Code with git worktrees
Parallel sessions, one model to plan and another to execute.
See the projectBrand
humanoydev
Where I publish articles, experiments and resources about building software with AI.
Go to humanoydev.comOrganizing an event?
I give talks on AI Fluency, Claude Code and design-to-code workflows. Tell me the date, the audience and the format, and we’ll see if it’s a fit.