Guilherme Saboia
Software Engineer, 4.5 years. For the past 2 years I've written most of my code in dialogue with AI. Co-founding a news platform now. Previously frontend for $51M+ DeFi platform. Next.js, TypeScript, Python.
Skills
- Languages: TypeScript, JavaScript, Python, Bash, SQL, HTML, CSS
- Frameworks: Next.js, React, Node.js, Hono, Vite
- Deployment: Cloudflare Workers, Vercel, Supabase, GitHub Actions
- Tools: Git, Claude Code, Codex
Professional Experience
Co-founder
AI News Platform (Stealth) | 2025 – Present
- Building AI-powered news platform with a partner. Automated RSS ingestion, AI classification, entity extraction, Wiki-style topic pages, curated newsletters, admin curation tools.
- Stack: Next.js 15, Supabase, OpenRouter (Gemini 2.5 Flash), Vercel
Founder
Fast Takeoff (Remote) | 2024 – 2025
- Built news.fasttakeoff.org — real-time news platform. Aggregates from X, Telegram, on-the-ground sources via Discord; generates AI reports.
- Features: 3D news globe, executive orders tracker, power network (political/business relationships), automated social posting
- Stack: Next.js, Cloudflare Workers, Gemini via OpenRouter, Clerk, Stripe
Frontend Developer
DeFi Platform on Arbitrum (Remote) | Jan 2022 – Oct 2023
- Built UI for lending/borrowing and trading interfaces across two platforms ($51M+ trading volume)
- Tight feedback loops: BugHerd for bug tracking, direct user input driving iteration
- Remote team across timezones, async via Discord and GitHub
- Stack: TypeScript, React, shadcn/ui, Web3.js
Consultant
Consulting Firm | Nov 2020 – May 2021
- Digital signing project for a major bank: mapped existing document pipelines across areas, designed the new flow through stakeholder interviews
Education
Bachelor of Economics
Universidade de São Paulo (FEA-USP) | 2016 - 2020
Exchange Program
Universidad de Zaragoza, Spain | Sep 2019 - Jan 2020
Professional Development
CS50's Introduction to AI (Harvard/edX, 2024): Search, knowledge representation, optimization, neural networks, NLP. Projects: degrees of separation, tictactoe AI, minesweeper, knights puzzle.
Full Stack Web Programming (Trybe, 2021–2022): 1,500-hour bootcamp. React, Redux, Node.js, Express, SQL, MongoDB, Python, algorithms, data structures.
Machine Learning (Stanford/Coursera, 2020): Andrew Ng's original course. Linear/logistic regression, neural networks, SVM, k-means, PCA, recommender systems.
Languages
- Portuguese (native)
- English (fluent; daily professional use)
- Spanish (intermediate)
- Italian (intermediate)
Notable Projects
- Telegram Bot — Claude Code via Telegram on Raspberry Pi. Voice transcription (Groq Whisper), session management, zero-SSH server management. Python, Flask, Cloudflare Tunnel.
- Semantic Search Tools — Personal knowledge infrastructure. bsearch (Twitter bookmarks), vsearch (Obsidian vault), tsearch (browser tabs). Embeddings + vector search.
- Flashcards — SM-2 spaced repetition app. Country decks (capitals, flags, currencies). Cloudflare Workers + D1.
- Polymarket SDK — Python SDK for prediction markets. 32 functions, WebSocket, historical data snapshots, 100% test coverage.
- Video Transcriber — Live video transcription + AI summarization. Chunks audio for real-time processing, OpenRouter for model selection.
- AI Infra — AI infrastructure intelligence: training clusters, chips, power, interconnects. 36-month forecasts.
- Karpathy Tutorials — MicroGrad, MakeMore. Neural network implementations from scratch.
- Desert Driving — Three.js + Rapier physics sandbox. Destructible objects, terrain editing, V8 engine sound synthesis. No build step.
Books & Learning
- Life 3.0 (Max Tegmark), Superintelligence (Nick Bostrom), Rationality from A to Z (Yudkowsky), Incerto series (Nassim Taleb)