João Vitor

Sr Solutions Architect @B3

São Paulo, BR

As a Senior Solutions Architect at B3, I lead strategic technology initiatives that support business growth, operational efficiency, and innovation. I bridge deep technical expertise with a business-driven mindset to ensure architecture decisions deliver long-term value.I define and evolve enterprise technology standards, driving modernization aligned with corporate goals. I design scalable, resilient, and high-performance architectures using modern design patterns for mission-critical systems.I create and maintain C4 architecture models (Levels 1 and 2) to support both new and evolving products. I also standardize HLD (High-Level Design) and LLD (Low-Level Design) across teams for architectural consistency.I define multi-cloud architecture standards across providers, focusing on governance, cost optimization, and scalability. I co-lead the enterprise data platform architecture, enabling new integration models and smarter data use across business units.I lead strategies for data product integration, simplifying access to information from acquired companies. I also define secure, compliant data exchange processes for regulatory reporting.I manage technology obsolescence and modernization across portfolios to reduce technical debt. I contribute to Architecture Governance via committees, solution reviews, and compliance processes.I maintain B3’s tech portfolio and internal tech radar, overseeing lifecycle and framework adoption. I collaborate with business stakeholders to align tech architecture with strategic OKRs and roadmaps.I apply TOGAF and have deep expertise in Event-Driven Architecture, Hexagonal Architecture, SOA, and Microservices. I actively promote DevOps/DevSecOps practices with automation, continuous delivery, and built-in security.

Universidade Presbiteriana Mackenzie

University graduate, Analysis and Systems Development