Tools. Apps. Stack.
People often ask what tools I use to run a startup and write code at the same time. This is a living document with everything I'm using right now to build AraraHQ.
AI & Copilots
- •Claude Code – AI pair programming in the terminal — runs the codebase
- •Claude – Strategy, copy, analysis, brainstorming
- •Pencil – AI-powered design tool — UI mockups and prototyping
- •MCP Servers – Linear, Stripe, Gmail, Chrome — all connected to Claude
Product & Ops
- •Linear – Project management — fast, keyboard-first, no noise
- •Slack – Team communication and async updates
- •Notion – Docs, wikis, meeting notes, knowledge base
- •Figma – Design when needed — handoff and prototyping
- •Cal.com – Scheduling — zero back and forth
Revenue & Billing
- •Stripe – Payments, subscriptions, invoicing
- •AbacatePay – PIX payments for Brazilian customers
- •Ext. Contabilidade – NFS-e and tax compliance
Development
- •Cursor – VS Code fork with AI — replaced VS Code entirely
- •IntelliJ IDEA – Kotlin and Spring Boot work
- •iTerm2 + Oh My Zsh – Starship prompt
- •GitHub – Code, CI/CD, pull requests
- •Postman – API testing and documentation
- •DBeaver – Database client for PostgreSQL
Infrastructure
- •AWS – ECS, SQS, RDS, S3, CloudFront — the backbone
- •Vercel – Frontend deploys — zero config
- •Cloudflare – DNS, CDN, bot protection
- •Firebase – Auth — Google OAuth + Magic Link
- •Sentry – Error tracking and alerting
Hardware
- •MacBook Pro M3 – 16GB — daily driver
- •AirPods Pro 2 – Noise cancelling for deep work