Matheus – GCP, Data Warehouse, Python

Allocated to Google’s team for a project with Brazil’s national industry group, focused on advancing education and workforce training through data and AI initiatives.

• Managed contingency plans during emergencies, coordinating 12 members across backend, frontend, design, and business teams to reprioritize and align tasks.
• Built a recommendation system using statistical methods and AI to match courses to company domains, later extending it into a generic framework.
• Developed a metadata integrator to pull data into a cloud catalog, covering orchestration, IaC, and data manipulation.
• Delivered a POC and technical docs for cross-cloud integration between client data environments.

It's a video-on-demand and streaming platform for users to rent, purchase, and stream movies and TV shows.

• Built a JMeter testing tool mapping 15 microservices with tech/business teams and covering 2,000+ endpoints.
• Automated stress testing, UI support, reporting, and critical system alerts.
• Developed a versioning tool with UI to automate migration/rollback by mapping commits, requests, releases, and tasks.
• Added a one-click option to insert or remove complete features from the app.

It's the leading provider of water and waste services in France and across Europe, operating dozens of interconnected services and systems.

• Led a cloud data warehouse migration across a dozen systems, enabling self-service BI and geo-apps with integrated data quality and lineage.
• Built a graph-based system to orchestrate updates across multiple data sources, managing dependencies in topological order.

It's a Brazilian fintech that offers digital accounts, credit cards, and investment, with over 100 million customers.

• Optimized data pipelines by migrating a custom pricing app to native Spark, replicating dozens of business rules for 50M clients and cutting processing time by 40%.
• Designed data models and built automated classification pipelines to streamline data products for analysts and business teams.

It's the biggest Brazilian renewable energy company delivering wind and solar power solutions to industrial clients and energy distributors.

• Automated analysts’ workflow for acquiring climate data, integrating with an ML app, and generating reports, saving 3+ hours daily.
• Built a web portal unifying 20+ internal databases for metadata management, including import, manipulation, and sync of table/column data.
• Led internal projects by creating a technical wiki, migrating version control, and running POCs/presentations for new project management tools.

It's a Brazilian petrochemical company providing thermoplastic resins and chemical solutions for industrial clients.

• Contributed to a pricing project supporting strategies and policies for product and client pricing.
• Served as Tech Lead for a 7-person team at a multinational chemical company, driving architecture, coordinating client implementation, and mentoring two juniors.

It's a Brazilian financial services company offering insurance, pension plans, capitalization, and dental coverage.

• Participated in an end-to-end BI project with an 18M-client database.
• Conducted market analysis and defined key metrics and views.
• Mapped client processes and designed data warehouse/database models.
• Implemented and orchestrated data pipelines.
• Built dashboards for managers and executives.