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- Projects
AIceberg
Monitoring, agents and log analysis.
- Projects
Inspect
Inspection platform with configurable forms, a field app and reports.
- Projects
BovControl
Farm management platform with web portals and a field app.
- Projects
AInalise
AI analysis platform connected to different data sources.
- Projects
FretUp
Music practice on your phone, with audio and local progress.
- Projects
ToOn
Chats, presence and real-time communication.
- Projects
naGestão
Office management, community requests and support for elected officials.
- Projects
De Fato
Facts, context and evidence with independent review.
- Projects
Printora
Diagnostics, maintenance and access for 3D printers with Klipper/Moonraker.
- Projects
Inova
HR tools, portals and an app: from hiring to offboarding.
- Projects
Unatrix
Logistics system with a driver app.
- Projects
JFW Agregados
Custom software for transport operations.
- Projects
Onerom
Process automation platform with Python robots.
- Projects
CondoVia / CondoFlow
Condominium management platform with a web system and mobile app.
- Projects
Inspect Lead
B2B lead capture, qualification and sales intelligence.
- Projects
Volte+
Customer relationships and loyalty to encourage repeat purchases.
- Projects
Trato
An AI support hub connecting people, projects and execution.
- Projects
Lobapp
A delivery platform for customers, couriers and restaurants.
- Projects
Voltiva
Urban transport concept for trips in electric vehicles.
- Projects
Prevvine
Terms, procedures and document management for healthcare services.
- Projects
Drawerfy
An app for SourceOne with revenue dashboards and draw tracking.
- Projects
Setou
Sports court discovery, schedules and booking.
- Projects
Jeepão
A 3D mobile off-road game with vehicle physics, terrain and preparation.
- Projects
FootGrid
A turn-based football management and strategy game inspired by Elifoot.
- Projects
Bora Jogar
A football game project with careers, matches and club management.
- Articles
The Efficiency of Hot Reload in Flutter
2024-02-05
- Articles
Liskov Substitution Principle
2024-02-06
- Articles
Dependency Inversion Principle
2024-02-07
- Articles
Single Responsibility Principle
2024-02-08
- Articles
Interface Segregation Principle
2024-02-09
- Articles
Open/Closed Principle
2024-02-10
- Articles
Reflections on the SOLID series
2024-02-11
- Articles
How I used AI to restore and reorganize my Voron 2.4
2026-05-16
- Skills
PHP · Yii2 · Laravel
Business systems, APIs, reusable components and legacy updates. Earlier work at SourceOne also includes Laravel.
- Skills
Go
APIs, concurrent services, WebSocket and clear domain, application and infrastructure boundaries.
- Skills
Python · FastAPI
APIs, data connectors, automation and local tools. My role in Onerom is as a contributor.
- Skills
C# · .NET
APIs and business systems. InspectApp includes a dedicated report generation component. My contribution varies by project.
- Skills
JavaScript · TypeScript
Web interfaces, integration contracts and apps with clear component responsibilities.
- Skills
Dart
Flutter apps, testable rules and device features.
- Skills
Swift · Kotlin
Native integrations in FretUp and ToOn: Android/iOS features, audio and widgets in FretUp; CallKit/PushKit and native calls in ToOn.
- Skills
Java · previous experience
I used Java at CI&T early in my development career.
- Skills
C# · Unity · mobile games
Physics, gameplay, presentation and offline storage in Jeepão, with assembly boundaries.
- Skills
Node.js · Express
Messaging integration documented in naGestão, with a Node.js/Express adapter separate from the PHP system.
- Skills
React · Next.js
Feature-based interfaces, navigation, states and API integration.
- Skills
Angular · Ionic · Capacitor
Field app and interfaces connected to Inspect operations.
- Skills
Flutter · Android · iOS
Mobile apps with local storage, permissions, sync and platform checks based on each product.
- Skills
HTML · CSS · accessibility
Responsive layouts, keyboard navigation, clear states and real use needs.
- Skills
Vue · previous experience
Vue application updates at SourceOne, alongside Laravel, React and C# APIs.
- Skills
WebSocket · real-time communication
Real-time communication in ToOn and event transport in the FootGrid backend, with separate data storage.
- Skills
MySQL
Storage and queries in PHP systems, AIceberg runtime, FootGrid and Inspect Lead. Also an external data source for AInalise.
- Skills
SQL Server
Business systems, queries, integrations and latency and concurrency diagnosis.
- Skills
PostgreSQL
Platform storage and persistence contracts, data modelling, queries and access isolation.
- Skills
Oracle
Business data sources in AInalise, connector compatibility and permissions. Earlier work at TCEMG also includes Oracle.
- Skills
Redis
Cache and operations in ToOn, Redis Streams transport in AIceberg and cache/queue infrastructure in Lobapp. Each case separates existing work from planned features.
- Skills
SQLite · local data
Local database in Printora and mobile apps, with offline sync where used. ToOn uses SQLCipher for encrypted local storage.
- Skills
SQL · modelling · performance
Data modelling, indexes, queries, SQL scripts and storage diagnosis. Backup and restore need their own checks.
- Skills
AWS
Hosting and operation of AInalise in the AWS environment documented by the project.
- Skills
Oracle Cloud Infrastructure · OCI
AIceberg operations and delivery through a self-hosted GitHub Actions runner on OCI.
- Skills
Microsoft Azure
Azure SQL, Microsoft Fabric and Entra integration in AInalise; Azure AI connectors in AIceberg.
- Skills
On-premises · agents · edge
Agents and diagnostics for local network data sources; local device operation in Printora.
- Skills
Linux · VPS · dedicated servers
Linux, VPS and dedicated server operations: services, permissions, releases and diagnosis.
- Skills
Docker · Compose · Nginx · systemd
Repeatable environments, web proxy, services and workers, with configuration separate from code.
- Skills
Render
ToOn hosting with a Go API in Docker and PostgreSQL/Redis services defined in its Blueprint. Environment settings and health checks support operations.
- Skills
Cloudflare
Private ToOn media stored in S3-compatible R2; Inspect Lead web access through Cloudflare Tunnel. These services have separate roles.
- Skills
Firebase · notifications
Firebase connections for notifications and mobile features in Flutter apps.
- Skills
Git · GitHub Actions · CI/CD
Validation and release workflows, self-hosted and hosted runners, branches and tags based on each repository’s rules.
- Skills
Builds · releases · rollback
Builds tied to versions and commits, environment checks, smoke tests and rollback steps.
- Skills
Secrets · access · environments
Private configuration outside public assets, restricted permissions and separate local, staging and production environments.
- Skills
Logs · diagnostics · observability
Safe logs, request or job context and failure diagnosis. Release and real operation have separate checks.
- Skills
Bash · operational automation
Checks, packaging and operation scripts with validation and clear failures.
- Skills
SOLID · responsibility boundaries
Decisions that separate UI, rules, data and infrastructure for each project stage. This includes planned architecture for products still being defined.
- Skills
Tests · contracts · risk-based validation
Rule and integration tests, API contracts and checks of affected flows. Local checks do not replace production or device acceptance.
- Skills
AI-assisted engineering · modelo_projetos
A reusable base of context, requirements, decisions, work packages and evidence for AI-assisted engineering.