I am a Toronto-based Full Stack Engineer with 8+ years of experience designing and building scalable software solutions using C#, ASP.NET Core, and modern JavaScript frameworks. I specialize in cloud-based architectures on Azure and AWS, RESTful APIs, microservices, and CI/CD pipelines, delivering clean, maintainable code and contributing to architectural discussions that improve performance and reliability.\n\nI thrive in distributed teams, collaborate across disciplines, and pursue continuous learning with Microsoft Azure certifications. I am legally authorized to work in Canada and open to hybrid, remote, or on-site opportunities.…

Sergio Marchant

I am a Toronto-based Full Stack Engineer with 8+ years of experience designing and building scalable software solutions using C#, ASP.NET Core, and modern JavaScript frameworks. I specialize in cloud-based architectures on Azure and AWS, RESTful APIs, microservices, and CI/CD pipelines, delivering clean, maintainable code and contributing to architectural discussions that improve performance and reliability.\n\nI thrive in distributed teams, collaborate across disciplines, and pursue continuous learning with Microsoft Azure certifications. I am legally authorized to work in Canada and open to hybrid, remote, or on-site opportunities.…

Available to hire

I am a Toronto-based Full Stack Engineer with 8+ years of experience designing and building scalable software solutions using C#, ASP.NET Core, and modern JavaScript frameworks. I specialize in cloud-based architectures on Azure and AWS, RESTful APIs, microservices, and CI/CD pipelines, delivering clean, maintainable code and contributing to architectural discussions that improve performance and reliability.\n\nI thrive in distributed teams, collaborate across disciplines, and pursue continuous learning with Microsoft Azure certifications. I am legally authorized to work in Canada and open to hybrid, remote, or on-site opportunities.

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Skills

Experience Level

C#
Expert
.NET
Expert
ASP.NET
Expert
Azure
Expert
API
Expert
AWS
Expert
Docker
Expert
JavaScript
Expert
Microsoft SQL
Expert
SQL
Expert
TypeScript
Expert
Kubernetes
Expert
PostgreSQL
Expert
AngularJS
Expert
PowerShell
Expert
Github
Intermediate
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Language

Spanish; Castilian
Fluent
English
Fluent

Work Experience

Full Stack Developer at Mission Systems Development Corp.
July 1, 2025 - October 22, 2025
Designed Azure Functions and .NET 8 APIs integrated with SQL Server using Entity Framework. Modernized legacy systems into cloud-native microservices, applying serverless and DDD patterns. Developed dynamic Angular 16+ and Blazor modules integrated with secured REST APIs. Automated CI/CD pipelines with Azure DevOps and PowerShell. Implemented Entra ID authentication, RBAC, and SSO for enterprise security. Actively engaged in continuous learning and pursuing Microsoft Azure certifications.
Backend Developer at Systematix Inc.
April 1, 2023 - October 22, 2025
Developed RESTful APIs and microservices using .NET Core 7 and Azure App Services. Supported secure data integrations for financial systems using PostgreSQL and EF Core. Participated in Agile sprints and code reviews, improving code quality and velocity. Maintained Microsoft Service 360 compliance across backend systems.
Software Developer at E-Cert Chile Inc.
March 1, 2021 - October 22, 2025
Built scalable ASP.NET MVC + WebAPI systems handling over 1M monthly transactions. Migrated UIs to Razor Pages and Angular, improving responsiveness and maintainability. Created optimized SQL stored procedures and implemented secure audit logging.
Software Developer at CAS Chile Inc.
July 1, 2018 - October 22, 2025
Developed WPF/WinForms apps and REST integrations for government procurement systems. Created Xamarin mobile applications for cross-platform deployment. Designed optimized SQL Server schemas and reporting services.
Full Stack Developer at Mission Systems Development Corp.
July 1, 2025 - October 22, 2025
Designed Azure Functions and .NET 8 APIs integrated with SQL Server using Entity Framework. Modernized legacy systems into cloud-native microservices, applying serverless and DDD patterns. Developed dynamic Angular 16+ and Blazor modules integrated with secured REST APIs. Automated CI/CD pipelines with Azure DevOps and PowerShell. Implemented Entra ID authentication, RBAC, and SSO for enterprise security.
Backend Developer at Systematix Inc.
April 1, 2023 - October 22, 2025
Developed RESTful APIs and microservices using .NET Core 7 and Azure App Services. Supported secure data integrations for financial systems using PostgreSQL and EF Core. Participated in Agile sprints and code reviews, improving code quality and velocity. Maintained Microsoft Service 360 compliance across backend systems.
Software Developer at E-Cert Chile Inc.
March 1, 2021 - October 22, 2025
Built scalable ASP.NET MVC + WebAPI systems handling over 1M monthly transactions. Migrated UIs to Razor Pages and Angular, improving responsiveness and maintainability. Created optimized SQL stored procedures and implemented secure audit logging.
Software Developer at CAS Chile Inc.
July 1, 2018 - October 22, 2025
Developed WPF/WinForms apps and REST integrations for government procurement systems. Created Xamarin mobile applications for cross-platform deployment. Designed optimized SQL Server schemas and reporting services.
Full Stack Developer at Mission Systems Development Corp.
July 1, 2025 - October 22, 2025
Designed Azure Functions and .NET 8 APIs integrated with SQL Server using Entity Framework. Modernized legacy systems into cloud-native microservices, applying serverless and DDD patterns. Developed dynamic Angular 16+ and Blazor modules integrated with secured REST APIs. Automated CI/CD pipelines with Azure DevOps and PowerShell. Implemented Entra ID authentication, RBAC, and SSO for enterprise security. Actively engaged in continuous learning and pursuing Microsoft Azure certifications.
Backend Developer at Systematix Inc.
April 1, 2023 - October 22, 2025
Developed RESTful APIs and microservices using .NET Core 7 and Azure App Services. Supported secure data integrations for financial systems using PostgreSQL and EF Core. Participated in Agile sprints and code reviews, improving code quality and velocity. Maintained Microsoft Service 360 compliance across backend systems.
Software Developer at E-Cert Chile Inc.
March 1, 2021 - October 22, 2025
Built scalable ASP.NET MVC + WebAPI systems handling over 1M monthly transactions. Migrated UIs to Razor Pages and Angular, improving responsiveness and maintainability. Created optimized SQL stored procedures and implemented secure audit logging.
Software Developer at CAS Chile Inc.
July 1, 2018 - October 22, 2025
Developed WPF/WinForms apps and REST integrations for government procurement systems. Created Xamarin mobile applications for cross-platform deployment. Designed optimized SQL Server schemas and reporting services.

Education

System Analyst and Programmer at Technological University of Chile
March 1, 2013 - August 1, 2015
English for Academic Purposes (EAP) at St. Clair College
February 1, 2019 - June 1, 2019
System Analyst and Programmer at Technological University of Chile
March 1, 2013 - August 1, 2015
English for Academic Purposes (EAP) at St. Clair College
February 1, 2019 - June 1, 2019
System Analyst and Programmer at Technological University of Chile
March 1, 2013 - August 1, 2015
English for Academic Purposes (EAP) at St. Clair College
February 1, 2019 - June 1, 2019

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Government, Financial Services, Professional Services

Skills

Experience Level

C#
Expert
.NET
Expert
ASP.NET
Expert
Azure
Expert
API
Expert
AWS
Expert
Docker
Expert
JavaScript
Expert
Microsoft SQL
Expert
SQL
Expert
TypeScript
Expert
Kubernetes
Expert
PostgreSQL
Expert
AngularJS
Expert
PowerShell
Expert
Github
Intermediate
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