Taylor Ferreira

Software Engineer · C# & .NET Specialist · São Paulo, Brazil

Summary

Backend Software Engineer with 3+ years architecting scalable APIs and modernizing enterprise systems. Specialized in the .NET 9/10 ecosystem, cloud-native applications, and data pipeline orchestration. Certified in Azure Fundamentals (AZ-900). Fluent in English and Portuguese.

Experience

VESTE S/A — .NET Software Engineer Dec 2025 — Present
  • Architected data transformation workers integrating Databricks with internal systems, enabling advanced analytics and actionable business insights.
  • Designed RESTful APIs using ASP.NET Core, MediatR and AutoMapper.
  • Modernized legacy .NET Framework BI/Analytics systems to .NET 10, applying layered architecture, dependency injection, and async/await patterns.
  • Developed comprehensive technical documentation — Swagger, architecture diagrams, deployment manuals and wikis.

Stack: .NET 2/4/9/10, C#, SQL Server, Docker, Azure, ASP.NET Core, Dapper, Serilog, AutoMapper, MediatR

GeoSIGA — .NET Software Engineer Jan 2024 — Dec 2025
  • Designed and deployed a digital service order management system, increasing team productivity by 185% and generating R$ 120K in annual cost savings.
  • Led migration of legacy ETL pipelines (SSIS, C#, SQL Server) to Python/Airflow/Docker/PostgreSQL — delivered in 5 months including user training.
  • Implemented Airflow DAGs running every 5 minutes, ensuring 99.9% reliability and full production visibility.
  • Containerized the entire solution with Docker, enabling seamless deployment across Azure and AWS.
  • Built intelligent automation bots integrated with Microsoft Teams, WhatsApp and Telegram using REST APIs and Microsoft Bot Framework.
  • Implemented centralized logging and telemetry with Serilog and Application Insights.
  • Developed Blazor web applications for service order process automation.

Stack: C# (.NET 8/9), Python, SQL Server, PostgreSQL, Docker, Azure, Airflow, ASP.NET Core, Entity Framework

Skills

Back End
C# .NET 9/10, ASP.NET Core, Entity Framework, Dapper, MediatR, AutoMapper, Serilog
Front End
Blazor, Angular, TypeScript, JavaScript, HTML/CSS
Database
SQL Server, PostgreSQL, Azure SQL, Stored Procedures
DevOps
Docker, Azure, GitHub Actions, Airflow, Databricks, CI/CD
Practices
Clean Architecture, SOLID, Clean Code, GitFlow, xUnit, NUnit, DDD

Certifications