Available to hire
Hi, I’m Henrique Marcolla Spiazzi, a Senior Software Engineer with over 20 years of experience creating scalable, secure, and maintainable software solutions. I specialize in .NET technologies like Blazor, ASP.NET Core, and MAUI, with strong expertise in Microsoft Azure and AWS cloud environments. I’ve had the pleasure of working remotely on international projects, mainly with US-based companies, across different time zones.
I’m passionate about clean architecture and solving complex challenges through collaboration with teams that value engineering excellence and modern development practices. I’m advanced in English and eager to contribute long-term to innovative projects that deliver meaningful value to users.
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Language
English
Advanced
Portuguese
Fluent
Work Experience
Senior .NET Engineer / FullStack Blazor Developer at Lansing Board of Water & Light
May 1, 2024 - PresentWorked directly with final users to gather and refine software requirements. Developed features and functionality for a Blazor Web Assembly PWA, Blazor Web Server and Blazor MAUI Hybrid projects. Participated in daily standups and all Scrum ceremonies. Designed and implemented databases and contributed to problem-solving efforts within the team.
Senior .NET Engineer Consultant at The Functionary LLC
May 1, 2024 - July 10, 2025Worked directly with the CTO to gather and refine software requirements. Developed features and functionality for a Blazor Web Assembly PWA project. Participated in daily standups and all Scrum ceremonies. Designed and implemented databases and contributed to problem-solving efforts within the team.
Software Engineer at BairesDev LLC
March 1, 2023 - July 10, 2025Collaborated with Product Owners to define and implement software requirements. Participated in agile ceremonies and development cycles. Designed and implemented SQL Server databases. Focused on building scalable, maintainable software solutions.
System Analyst at Stefanini IT Solutions at AGCO
September 1, 2021 - July 10, 2025Supported delivery teams in new project implementations and legacy system maintenance. Investigated and resolved production incidents. Ensured system availability and reliability for business-critical applications.
Software Architect, Business Analyst at Conecta IT
September 1, 2021 - July 10, 2025Led the architecture and development of a new web-based logistics product (Easy Traffic). Defined system requirements and best practices. Managed database design, developer support and training, system documentation, third-party integrations, and DevOps coordination.
IT Manager at Medlive S/A
October 1, 2018 - July 10, 2025Managed internal IT staff and third-party service providers. Handled IT budgeting and operational efficiency. Delivered business-aligned solutions and ensured network security and infrastructure stability.
Senior .NET Engineer / BSA at Stefanini IT Solutions at Dell Computers
December 1, 2017 - July 10, 2025Maintained and improved Dell Financial Services System portal. Developed integrations between global financial systems. Performed requirements analysis with product owners and international stakeholders.
Senior .NET Engineer / BSA at Cartesys Payments
September 1, 2016 - July 10, 2025Led optimization of fraud detection in payment transactions using multithreading, parallelism, and database tuning. Re-architected and refactored the transaction engine for performance. Improved fraud detection performance by 80%.
IT Consultant, BSA, Software Engineer at Philip Morris International
December 1, 2015 - July 10, 2025Developed a real-time dashboard and KPIs to improve logistics and manufacturing efficiency. Integrated SAP data into custom reports and automated processes. Created procedures to avoid production delays and optimize warehouse operations.
Systems Analyst, .NET Software Developer at Cartesys Payments Solutions
August 1, 2015 - July 10, 2025Designed and implemented a solution for real-time monitoring and configuration of Windows Services used in payment card fraud detection. Led the analysis and development of a web-based administrative console application.
Senior Database Analyst at AgiBank S/A
June 1, 2014 - July 10, 2025Led the optimization of a critical billing batch file processing system to prevent financial losses. Designed and implemented a new process flow using T-SQL procedures, functions, and .NET CLR DLLs. Reverse-engineered business logic from a legacy Genexus system. Reduced billing batch processing time by 96%.
System Analyst, System Architect, Software Engineer at Cata Company USA
December 1, 2013 - July 10, 2025Developed embedded software for the CataMoeda machine, managing full hardware orchestration. Built backend systems for remote real-time management, and a driver for hardware-software communication. Created a Windows 7 Embedded-based OS image. Implemented coin validation using the CCTalk protocol. Successfully delivered the first CataMoeda machine to the market.
Senior .Net Engineer & Architect at General Motors
January 1, 2013 - July 10, 2025Managed GM websites, hot sites, and the Chevrolet Portal in Brazil. Analyzed, developed, and validated IT-driven marketing campaigns. Coordinated the development team and participated in both technical and marketing strategy meetings. Ensured security and availability of GM online platforms. Implemented PCI compliance after a breach to prevent losses.
.NET Software Developer at Stefanini IT Solutions / Dell Computers
May 1, 2011 - July 10, 2025Planned, analyzed, and developed new business features for Dell’s Asset Recovery Services System. Automated global email communication flows with localized content, credit/debit logic, and secure attachments. Collaborated with global POs and reported progress in daily scrum meetings. Delivered a fully functional module in 3.5 months after previous attempts failed.
Owner, Systems Analyst, Software Developer at MS Software
July 1, 2009 - July 10, 2025Led company operations and delivered consulting and development services for major clients including Walmart, Terra Networks, and Gerdau. Worked on system migrations, automation, and new feature development across diverse platforms. Built a Management Information System for Walmart, implemented globalization/localization for Terra Networks, and developed ETL processes for Gerdau.
IT Coordinator, Systems Analyst, Software Developer at Uniodonto Porto Alegre
October 1, 2007 - July 10, 2025Founded and led the IT department. Oversaw infrastructure, support, and team hiring. Analyzed internal processes and developed systems for automation. Built and maintained the company’s internet portal, intranet, and extranet. Managed IT asset acquisition and developed industry-specific technologies.
Senior .NET Engineer / FullStack Blazor Developer at Lansing Board of Water & Light
May 1, 2024 - PresentWorked directly with final users to gather and refine software requirements. Developed features and functionality for Blazor Web Assembly PWA, Blazor Web Server, and Blazor MAUI Hybrid projects. Participated in daily standups and Scrum ceremonies. Designed and implemented databases and contributed to problem-solving efforts within the team. Used technologies including Radzen UI, MudBlazor UI, C#, SQL Server, SSIS, Reporting Services, BCP, T-SQL, SOLID, OOP, WebAPIs, REST APIs, Entity Framework, Serilog, LINQ, GitLab, Azure Cloud, Azure AD B2C, Microsoft Entra Id, Amazon RDS, and Amazon EC2.
Senior .NET Engineer Consultant at The Functionary LLC
May 1, 2024 - July 10, 2025Collaborated with CTO to gather and refine software requirements. Developed features and functionality for a Blazor Web Assembly PWA project. Participated in Scrum ceremonies. Designed and implemented databases and addressed team problems. Utilized Blazor Web Assembly PWA, C#, SQL Server, T-SQL, SOLID, OOP, REST APIs, .NET Core 6 Web API, Entity Framework Core, LINQ, Lambda Expressions, Dapper, Bitbucket, GitHub, CI/CD, Amazon RDS, and Amazon EC2.
Software Engineer at BairesDev LLC
March 1, 2023 - July 10, 2025Collaborated with Product Owners to define and implement software requirements. Participated in agile ceremonies and development cycles. Designed and implemented SQL Server databases. Built scalable and maintainable software solutions focusing on ASP.NET Core 6 MVC, C#, SQL Server, T-SQL, SOLID, OOP, design patterns, REST APIs, .NET Core 6 Web API, Kendo UI, Entity Framework Core, LINQ, Lambda Expressions, Docker, Serilog, Dapper, Auto Mapper, GitHub, MySQL, .NET MAUI, .NET Blazor, CI/CD, Jenkins, and AWS/Azure cloud services.
System Analyst at Stefanini IT Solutions at AGCO
September 1, 2021 - July 10, 2025Supported delivery teams in new project implementations and legacy system maintenance, investigated and resolved production incidents, and ensured system availability and reliability for business-critical applications.
Software Architect, Business Analyst at Conecta IT
September 1, 2021 - July 10, 2025Led the architecture and development of a new web-based logistics product (Easy Traffic). Defined system requirements, best practices, managed database design, developer support and training, system documentation, third-party integrations, and DevOps coordination.
IT Manager at Medlive S/A
October 1, 2018 - July 10, 2025Managed internal IT staff and third-party service providers, handled IT budgeting and operational efficiency, delivered business-aligned solutions, and ensured network security and infrastructure stability.
Senior .NET Engineer / BSA at Stefanini IT Solutions at Dell Computers
December 1, 2017 - July 10, 2025Maintained and improved Dell Financial Services System portal, developed integrations between global financial systems, performed requirements analysis with product owners and international stakeholders using ASP.NET MVC, C#, SQL Server, .NET Framework, REST API, OOP, Design Patterns, SOA, WCF, Entity Framework, LINQ, Lambda Expressions, Enterprise Library, Windows Services, and Console Apps.
Senior .NET Engineer / BSA at Cartesys Payments
September 1, 2016 - July 10, 2025Led optimization of fraud detection in payment transactions using multithreading, parallelism, and database tuning. Re-architected and refactored the transaction engine for performance, improving fraud detection performance by 80%.
IT Consultant, BSA, Software Engineer at Philip Morris International
December 1, 2015 - July 10, 2025Developed a real-time dashboard and KPIs to improve logistics and manufacturing efficiency. Integrated SAP data into custom reports and automated processes. Created procedures to avoid production delays and optimize warehouse operations.
Systems Analyst, .NET Software Developer at Cartesys Payments Solutions
August 1, 2015 - July 10, 2025Designed and implemented a solution for real-time monitoring and configuration of Windows Services used in payment card fraud detection. Led the analysis and development of a web-based administrative console application.
Senior Database Analyst at AgiBank S/A
June 1, 2014 - July 10, 2025Led the optimization of a critical billing batch file processing system to prevent financial losses. Designed and implemented a new process flow using T-SQL procedures, functions, and .NET CLR DLLs. Reverse-engineered business logic from a legacy Genexus system. Reduced billing batch processing time by 96%.
System Analyst, System Architect, Software Engineer at Cata Company USA
December 1, 2013 - July 10, 2025Developed embedded software for the CataMoeda machine managing hardware orchestration. Built backend systems for remote real-time management and a driver for hardware-software communication. Created Windows 7 Embedded OS image. Implemented coin validation using CCTalk protocol. Delivered first CataMoeda machine to market.
Senior .Net Engineer & Architect at General Motors
January 1, 2013 - July 10, 2025Managed GM websites including Chevrolet Portal in Brazil. Analyzed, developed, and validated IT-driven marketing campaigns. Coordinated development team and participated in technical and marketing strategy meetings. Implemented PCI compliance in Brazil after a security breach and prevented a multi-million-dollar financial loss.
.NET Software Developer at Stefanini IT Solutions / Dell Computers
May 1, 2011 - July 10, 2025Planned, analyzed, and developed new business features for Dell’s Asset Recovery Services System. Automated global email communication flows with localized content, credit/debit logic, and secure attachments. Collaborated with global product owners and reported progress in daily scrum meetings. Delivered fully functional module after prior teams failed.
Owner, Systems Analyst, Software Developer at MS Software
July 1, 2009 - July 10, 2025Led company operations and delivered consulting and development services for major clients like Walmart, Terra Networks, and Gerdau. Worked on system migrations, automation, and new feature development. Built management information system, implemented globalization and localization for web portals, and developed ETL processes.
IT Coordinator, Systems Analyst, Software Developer at Uniodonto Porto Alegre
October 1, 2007 - July 10, 2025Founded and led the IT department managing infrastructure, support, and hiring. Analyzed internal processes and developed systems for automation. Built and maintained company internet portal, intranet, and extranet. Managed IT asset acquisition and developed industry-specific technologies.
Education
Bachelor at FARGS - Faculdades Riograndenses
July 1, 2007 - July 1, 2011Bachelor at FARGS - Faculdades Riograndenses
July 1, 2007 - July 1, 2011Qualifications
EF Set Certificate as C1 Advanced to C2 Proficient English Level - (CEFR)
January 1, 2024 - December 31, 2024Hacker Rank Certificate in C#
January 1, 2023 - December 31, 2023Certificate in SQL
January 1, 2023 - December 31, 2023MS2278/2192 – Planning and Maintaining a MS Windows Server Network Infrastructure
January 1, 2005 - December 31, 2005MS2330 – Programming a Microsoft SQL Server 2000
January 1, 2005 - December 31, 2005MS2147 – Managing an Environment controlled by MS Windows Server 2003
January 1, 2005 - December 31, 2005MS2165 – Maintaining a MS Windows Server 2003
January 1, 2005 - December 31, 2005MS2324 – Managing a database in Microsoft SQL Server 2000
January 1, 2005 - December 31, 2005Programming in Visual Basic 6
January 1, 2001 - December 31, 2001Certificate of Recognition and Appreciation
October 10, 2024 - October 10, 2024EF Set Certificate as C1 Advanced to C2 Proficient English Level - (CEFR)
January 1, 2024 - December 31, 2024Hacker Rank Certificate in C#
January 1, 2023 - December 31, 2023Certificate in SQL
January 1, 2023 - December 31, 2023MS2278 – Planning and Maintaining a MS Windows Server Network Infrastructure
January 1, 2005 - December 31, 2005MS2330 – Programming a Microsoft SQL Server 2000
January 1, 2005 - December 31, 2005MS2147 – Managing an Environment controlled by MS Windows Server 2003
January 1, 2005 - December 31, 2005MS2165 – Maintaining a MS Windows Server 2003
January 1, 2005 - December 31, 2005MS2324 – Managing a database in Microsoft SQL Server 2000
January 1, 2005 - December 31, 2005Programming in Visual Basic 6
January 1, 2001 - December 31, 2001Industry Experience
Software & Internet, Financial Services, Manufacturing, Energy & Utilities, Transportation & Logistics
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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