CV
Senior/Staff Software Engineer with 15+ years building and scaling fintech platforms and driving AI-enabled engineering transformation. Led the architecture and technical strategy of Contabilizei's digital banking platform with BS2 Bank — payments (Pix), international banking, reconciliation, and compliance. Scaled AI-driven engineering practices across 10+ teams (Spec-Driven Development, Context Engineering, Specialist Agents), cutting cycle time from ~14 to ~4 days.
Experience
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Staff Engineer · Contabilizei 09/2021 — Present
- Lead strategic engineering initiatives on AI-driven development and platform modernization, influencing 10+ engineering teams and reporting directly to the CTO.
- Scaled AI-assisted development through internal frameworks, enablement programs, and an AI-powered code review platform integrated with GitLab — 100+ repositories, 5,000+ review suggestions, at ~25x lower cost than commercial alternatives.
- Reduced engineering cycle time from ~14 to ~4 days (70%) and increased developer throughput ~2–3x across participating teams.
- Led migration from a legacy authentication platform to a centralized IAM architecture (15 modules, ~1,000 users), delivered in 3 months with zero downtime and zero security incidents.
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Senior Software Engineer · Contabilizei 01/2015 — 09/2021
- Led the design and delivery of CobrePJ, a billing platform automating collections with Pix, credit card, and boleto — integrating Adyen, Transfeera, and Iugu (Kotlin, Spring Boot, GKE, Pub/Sub, BigQuery), reaching ~20% customer adoption.
- Delivered a tax installment solution (up to 12 credit-card installments), structured with banking partners in under 2 months during the pandemic — 50,000+ tax payments processed.
- Launched an automatic tax payment product integrating Transfeera, Banco do Brasil, and Adyen, generating R$ 200,000+/month in recurring operation fees.
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Senior Software Engineer · Zênite 08/2010 — 12/2014
- Built a data platform to extract, categorize, and organize public procurement data from Brazilian government portals such as ComprasNet.
- Enabled customers to search public bids and contracts, compare pricing across regions, and identify suppliers.
- Contributed to the initial cloud migration strategy to improve deployment agility and reduce operational costs.
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Software Developer · TecSinapse 01/2008 — 08/2010
- Built systems in Java (Struts 2, Hibernate, Spring) and .NET (C#, ASP.NET, LINQ to SQL).
- Created a PowerPoint generator that automated presentations from dashboards with charts and indicators, cutting manual effort for managers.
- Built an after-sales platform for automakers with XML-configurable forms and workflows, increasing development agility.
Education
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Specialization · Digital Marketing 2011 — 2012
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Bachelor · Computer Science 2001 — 2005
Skills
Languages & Frameworks
- Java (20+ yrs)
- Kotlin
- Scala
- Spring Boot
- Spring WebFlux
Architecture & Distributed Systems
- Microservices
- Event-driven Architecture
- Domain-Driven Design
- CQRS
- API Gateway Patterns
- Service Orchestration
- Zero-Downtime Deployments
- Incremental Migration
Cloud-Native & Infrastructure
- Google Cloud Platform
- Kubernetes
- Docker
- App Engine
- Container Orchestration
- Auto-Scaling
Data & Integration
- PostgreSQL
- NoSQL
- Redis
- BigQuery
- Pub/Sub
- Dataflow
- Event Streaming
- REST APIs
- Third-Party Integrations
Languages
- English — Full professional proficiency
- Portuguese — Native