Career
30 years on a timeline
- 2024 — current· São Paulo, Brazil
Aarin (a Bradesco company)
Chief Technology Officer (CTO)
Owns the P&L for a ~USD 7M technology budget while re-architecting BACEN-regulated platforms into a serverless, event-driven core handling 4M+ PIX transactions a day.
- Scaled the engineering org 112% (50 → 100+) with <2.5% attrition, 30+ internal promotions, and 2 engineers grown into Heads of Engineering.
- Re-architected core financial systems into a fully serverless, event-driven AWS platform — 4M+ PIX transactions/day across 300K+ BaaS accounts under BACEN supervision.
- Cut infrastructure cost 35% and optimized cloud spend a further 27% through serverless-first design, multi-account governance, and FinOps discipline.
- Raised engineering velocity 20% with AI-driven automation (Copilot, Kiro, code-review agents), converting the gains into ~USD 200K in annual savings.
- Migrated 130+ CockroachDB clusters to Aurora PostgreSQL, cutting operational complexity while holding regulatory-grade resilience.
- 2022 — 2024· São Paulo, Brazil
Amazon Web Services (AWS)
Enterprise Solutions Architect
Enterprise architect for Tier-1 banks — modernized Santander's Open Finance (300M+ daily API requests) with >40% infrastructure cost reduction.
- Partnered with Banco Santander to modernize its Open Finance ecosystem (300M+ daily API requests), achieving >40% infrastructure cost reduction.
- Led the architecture of Santander's SaaS back-office platform ('Tools'), surpassing first-year profitability targets ahead of schedule.
- Delivered 25+ executive talks on cloud modernization and AWS-native best practices for financial institutions across Brazil.
- 2020 — 2022· São Paulo, Brazil
Accenture
Manager — Technology Consulting
Architecture strategy and delivery governance for large-scale transformations — built Oi Telecom's debt-recovery platform (360M records, R$14B portfolio), lifting recovery rates 300%.
- Built Oi Telecom's unified debt-recovery platform (360M records, R$14B portfolio), increasing recovery rates by 300%.
- Led a 12-person cross-functional team; stack: Node.js, React, Kafka, NiFi, MongoDB, AWS ECS/MSK/EC2.
- 2017 — 2020· São Paulo, Brazil
Sysmap Solutions
Head of Remote Delivery
Rose from Tech Lead to Head of Remote Delivery in 3.5 years — built a 250+ engineer distributed operation from scratch that became the company's default delivery model.
- Architected the full remote-work methodology and tooling stack from scratch — scaled to 250+ engineers, cut operational costs 15%, and became the company's default delivery model.
- As Development Manager, led 25 engineers across distributed agile squads delivering large-scale digital platforms.
- Launched Salesforce Bootcamps with 15,000+ participants; top graduates hired directly into engineering teams.
- Delivered Nextel Bolt: reduced SIM activation time from 2 days to 15 seconds (45K+ daily transactions).
- Built Claro IoT dashboards monitoring 4M SIMs / 1.2B data points per day, powering GM OnStar Brazil.
- 2016 — 2017· São Paulo, Brazil
Dalla Sistemas
Chief Technology Officer (CTO)
CTO of a lean 5-developer team — launched SamConnect, an omnichannel ticketing system that scaled to 500 clients in one year (8K daily events).
- Launched SamConnect, an omnichannel ticketing system that scaled to 500 clients within one year (8K daily events).
- 2000 — 2015· São Paulo, Brazil
Conecta Telecom
CIO & Founding Partner
Founded and led a licensed telecom carrier (VoIP and virtual PBX) — scaled from 500 to 75,000 terminals and ~USD 1M MRR over 15 years.
- Secured São Paulo's first mirror telecom license and built a full NGN VoIP core.
- Scaled from 500 to 75,000 terminals, reaching ~USD 1M in monthly recurring revenue over 15 years before winding down operations in 2014.