PORTFOLIO

Gabriel Inácio

Software engineering, games and AI. Open in a browser with WebGL to walk the noir city in 3D.

INACIODEV

Full-Stack Software Engineer

Gabriel Inácio

4+ years turning ideas into products that reach production. Web, mobile, game dev and AI.

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Projects

About

Full-stack software engineer with 4+ years building web, mobile and backend systems. I lead technical teams, own architecture and ship to production. Core developer at a Brazilian public procurement SaaS, original developer of ACL (Public Bidding Assistant). I work extensively with AI and LLMs, both as development tools (Claude Code, agents) and inside production apps.

Experience

Full-Stack Developer · Sys Evolution (LicitaSys)

jun 2024 até hoje · Remote

  • Technical lead for a team of 3 on 6+ large projects, handling architecture and end-to-end sprint planning.
  • Original developer of ACL, a bidding assistant that automates the full public procurement cycle: capturing notices, submitting proposals, bidding and monitoring auctions.
  • SysGuide: video server and streaming, desktop app in Rust with Tauri, local LLM and Whisper for transcription.
  • Data analysis on the public bidding market database, with screens showing millions of rows at once (virtualized scrolling) and detailed insights.
  • Scalable multi-tenant SaaS in Vue, React, Node and PostgreSQL, using BFF and DDD patterns and a component library used by 20+ developers.
  • WebSockets for real-time and deep integrations across systems, with full QA, Staging and Production pipeline.
  • One of two developers on the company's Flutter app, merging multiple apps into one.
  • Integrated Claude Code and Codex into daily workflow to speed up scaffolding, refactoring and debugging.

Full-Stack Developer (freelance) · Freelance

2023 to present · Remote

  • Atende 360 (atn360.com.br): site institucional com CMS próprio, SSR com nota 100 de SEO, 5 idiomas e posts gerados com Gemini.
  • BarberCore: multi-tenant CRM for barbershops with WhatsApp, booking, loyalty, Stripe subscriptions, AWS, and paying clients.
  • AirMessage: cross-platform SaaS in Flutter for WhatsApp automation with 2FA via SMS and email.

Full-Stack Developer · Loop Sistemas

Apr 2024 to Jun 2024 · Jales, SP

  • Developed and maintained WPF desktop apps with MVVM and SQL Server, delivering production-ready solutions.

Estagiário de Marketing Digital · Plug4Sales (Repediu)

out 2023 a fev 2024 · Jales, SP

  • Frontend com React e Vite, otimizando desempenho e usabilidade de projetos digitais.
  • Criação de peças visuais no Photoshop e estratégias de marketing digital para engajamento e conversão.
  • Atendimento e suporte ao cliente.

SDR (Sales Development Representative) · SistemasBr

set 2023 a out 2023 · Jales, SP

  • Prospecção ativa de clientes e gestão do funil de vendas em CRM.
  • Desenvolvimento de comunicação e negociação.

Scientific Research Scholar · CNPq / UNESP

Sep 2022 to Aug 2023 · Brazil

  • Research on a supercritical CO2 compressor for pre-salt exploration, using custom Python scripts for simulation and statistical analysis, without AI libraries.