Engineering Secure Systems at Scale.

15+ years building mission-critical, cloud-native systems with strong emphasis on security, reliability, and cost efficiency.

I help companies design, scale, and protect high-impact systems in complex production environments.

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About

I am a Senior Software Engineer with over 15 years of experience designing and operating large-scale, distributed systems in production-critical environments. My background spans backend engineering, cloud-native architectures, and high-throughput data pipelines, with a consistent focus on systems that must remain reliable, secure, and cost-efficient under real-world constraints.

Throughout my career, I have worked on platforms where failures directly translated into financial loss, regulatory exposure, or operational disruption. This context shaped a pragmatic engineering mindset.

Core Principles

•Design for failure — systems must remain resilient under real-world constraints
•Secure by default — security is integrated into architecture, not added as an afterthought
•Optimize continuously — identify and eliminate hidden inefficiencies that drain resources over time
•Clarity over hype — value measurable impact and engineering fundamentals over abstractions

Security Focus

•Application and cloud security — protecting sensitive data flows and reducing attack surfaces
•Threat-aware system design — applying offensive security principles to anticipate and mitigate threats
•API hardening — securing endpoints in high-throughput, production-critical environments

Leadership & Collaboration

•Senior and leadership roles — collaborating with product, infrastructure, and security teams
•High-ownership environments — comfortable making technical decisions with performance, cost, and security trade-offs
•Mentoring engineers — building resilient systems that scale and endure

Experience

Senior Backend Engineer

GamePlan

Remote | Feb 2025 – Aug 2025

•Identified and fixed a critical production issue draining ~$7k/day in infrastructure costs, preventing losses exceeding $150k
•Designed and implemented observability stack (Prometheus + Grafana), reducing debugging time by over 40%
•Built low-latency Go microservices supporting real-time interactions with sub-200ms response times
•Introduced Redis caching strategies, reducing API latency by 30–45%

Independent Backend Engineer

Consulting / R&D

Remote | 2023 – 2025

•Built Rust-based services processing thousands of events per day with strict <1s end-to-end latency requirements
•Designed high-throughput distributed services for real-time data analysis with advanced concurrency and fault-tolerance patterns
•Developed scalable ingestion pipelines and rule-based analysis engines focused on consistency and reliability

Chief Technology Officer (CTO)

Beepbeep Mobilidade

Brazil | Oct 2021 – May 2023

•Led technical strategy and cloud-native architecture using Go and AWS
•Designed and operated high-availability microservices platforms
•Implemented observability and operational best practices, reducing production incidents by 35%

Full Stack Engineer

Code and Theory

Remote | Nov 2023 – Feb 2024

•Delivered serverless backend services using AWS Lambda, S3, and API Gateway with 99.99% uptime
•Improved data access latency by over 50% through optimized caching and routing

Backend Specialist / Owner

Orel TI

Brazil | Dec 2021 – Present

•Built real-time content processing APIs using Go with sub-200ms response times
•Developed large-scale data ingestion and scraping pipelines using Node.js, NestJS, and AWS Lambda
•Delivered automation systems used in AI-driven data processing workflows