You dream, we build.
Production-grade web software for ambitious teams. Strategy, design, and engineering, end to end — one team, no handoffs, no surprises in week six.
What we deliver
- Backend rewrites
- AI integrations
- Data pipelines
- Real-time systems
- Search & ranking
- Payments & subscriptions
- Performance work
- Observability
Selected work
Things we've shipped.
Recent engagements — projects shipped end to end, from spec to production, on stacks we'd recommend to any team.

Financial comparison tool powered by Banco Central open data. The backend pipeline ingests around 65,000 records every six hours with retry/backoff and Zod validation end to end, deployed on a Railway cron service. The Next.js frontend reads directly from Postgres via Server Components — no separate API layer.
- TypeScript
- Next.js
- Drizzle
- PostgreSQL
- Railway
- Zod
- Vitest
Past engagements
Where our engineering muscle was built.
Travelers Haven
2023 — 2025
- AI integrations
- Real-time systems
- Observability
OpenAI-powered marketing service shipped from scratch (Python microservice + Rails/Node backend). Real-time telehealth platform on Twilio. Datadog/Sentry observability across distributed services.
- Ruby on Rails
- Node.js
- PostgreSQL
- Python
- OpenAI
Jungle Scout
2020 — 2023
- Search & ranking
- Backend rewrites
- Data pipelines
Postgres full-text search microservice indexing millions of Amazon product records, owned end to end. Backend of a real-estate brokerage platform, designed and shipped from scratch.
- TypeScript
- PostgreSQL
- AWS ECS
- Node.js
Vai Car
2019 — 2020
- Real-time systems
- Tech leadership
Real-time GPS tracking APIs for hundreds of concurrent vehicles in a high-growth car-rental startup. Tech-lead across a 5–10 dev microservices team.
- Node.js
- Ruby on Rails
- Docker
- Kubernetes
- AWS
Codus
2015 — 2019
- Tech leadership
- Multi-stack
Multi-year tech-lead progression. Established unit testing and Git Flow company-wide. Delivered across Ruby, Python, Java, and JavaScript on AWS, Heroku, and Kubernetes.
- Ruby on Rails
- Python
- PostgreSQL
- Redis
- AWS
Get in touch
Have a project to ship?
Monthly engagements, async-friendly across most timezones. Drop us a line and we'll figure out if there's a fit.
sales@vulcansoftware.dev© 2026 Vulcan Software · São Paulo, Brazil
