Full-Stack Developer .Net

Colin Hamilton

C# .NET Full-Stack Developer .NET Core & Cloud

****************@*****.***

1-516-***-****

Las Vegas, NV

SUMMARY

Experienced C# .NET Full-Stack Developer & Cloud Solutions Architect with 10+ years in designing and optimizing cloud-native applications. Expertise in ASP.NET Core, MAUI.NET, microservices, REST/gRPC APIs and frontend frameworks (Angular, React, Blazor). Skilled in Azure/AWS cloud solutions, CI/CD automation, Kubernetes and Terraform. Strong background in database design, DevOps, authentication (OAuth2, JWT, Azure AD), caching (Redis) and real-time communication

(SignalR, WebSockets). Passionate about scalable, high-performance and secure software solutions, with hands-on experience in AI/ML integration (ML.NET, OpenAI, Azure AI). Agile practitioner with a focus on clean architecture, SOLID principles and DevOps best practices. EXPERIENCE

05/2020 – 03/2025

Las Vegas, NV,

United States

GetAways Resort Management, .NET Developer

•Developed cross-platform mobile apps using MAUI.NET and .NET8, enabling seamless UI experiences across iOS, Android, and Windows.

•Designed and developed cloud-native applications using C#, ASP.NET Core and Angular, leading to a 30% performance increase.

•Led migration of monolithic applications to microservices and serverless solutions using Azure Functions and AWS Lambda, reducing downtime by 40%.

•Developed and deployed enterprise workflow automation solutions using Power Automate, improving operational efficiency and reducing manual effort by 40%.

•Designed and integrated Power Apps solutions for business process automation, streamlining form submissions and data processing.

•Developed and optimized enterprise RESTful APIs, GraphQL and gRPC services, improving client-server communication efficiency.

•Implemented authentication & authorization using JWT, OAuth2, Azure Active Directory (AAD) and Single Sign-On (SSO), enhancing security.

•Integrated real-time communication with WebSockets and SignalR, improving live data synchronization.

•Integrated SAP UI5 applications with financial reporting systems, enhancing cost data visualization and decision-making capabilities.

•Developed and integrated financial tracking and reporting solutions in compliance with Earned Value Management (EVM) principles, ensuring accurate project cost estimation and forecasting."

•Managed system configurations and enterprise features for project cost processors, ensuring compliance with surveillance and audit practices in EVMS environments.

•Automated infrastructure deployment using Terraform, ARM Templates and CloudFormation, reducing provisioning time by 60%.

•Developed background tasks & job scheduling with Hangfire, Quartz.NET and Hosted Services, optimizing batch processing.

•Integrated lightweight C++ microservices for internal reporting tools, and implemented helper scripts in Python and Go for CI/CD automation tasks.

•Optimized SQL Server & PostgreSQL databases, reducing query execution time by 40% with indexing, query optimization and stored procedures.

•Utilized Microsoft Azure DevOps for CI/CD pipeline automation, including version control, testing, and production deployments.

•Automated deployment and maintenance of EVMS applications using Azure DevOps, CI/CD pipelines and Terraform, reducing manual intervention and improving release efficiency.

•Containerized applications using Docker and deployed on Kubernetes, improving scalability and high availability.

•Implemented distributed caching strategies using Redis, in-memory caching, response caching and output caching to enhance application responsiveness.

•Set up logging & monitoring using Prometheus, Grafana, OpenTelemetry and Application Insights, improving observability and debugging.

•Developed AI-powered features using ML.NET, OpenAI APIs and Azure Cognitive Services, enhancing automation and business intelligence.

•Created modern UI components using Blazor WebAssembly, Angular and React, improving front-end performance and cross-platform accessibility.

•Led Agile development using Scrum/Kanban, ensuring efficient software delivery and CI/CD pipeline automation in Azure DevOps & GitHub Actions.

11/2018 – 03/2020

Sedona, AZ,

United States

Diamond Resorts, .NET Developer

•Developed high-performance web applications using ASP.NET Core MVC, Blazor and Entity Framework Core.

•Built scalable APIs with RESTful services and GraphQL, improving data exchange efficiency by 25%.

•Managed and optimized system integrations using REST/gRPC APIs and SFTP-based data transfers, ensuring secure and efficient data exchange between internal and external applications.

•Refactored and modernized UI components using Angular, React, TypeScript, Bootstrap and Material UI.

•Integrated real-time data streaming with RabbitMQ and Apache Kafka to support event-driven architecture.

•Built and maintained production monitoring applications, enabling real-time tracking of machine utilization, work order status and downtime analytics for manufacturing operations.

•Assisted in migrating legacy C++ modules into scalable Java components, and developed utility scripts in Python for log analysis and Go for asynchronous data sync.

•Developed authentication modules using OAuth2, JWT and Azure AD, ensuring secure application access.

•Optimized SQL Server database operations by reducing query execution time by 50% through indexing and stored procedures.for high-volume transaction processing in production and logistics environments ensuring data integrity and performance.

•Deployed applications in Docker containers and Kubernetes clusters, improving deployment automation.

•Implemented caching strategies using Redis for faster database query performance.

•Enhanced DevOps processes using Azure DevOps, GitHub Actions and Jenkins for CI/CD automation.

•Collaborating with cross-functional teams to ensure seamless integration of microservices,

07/2015 – 11/2018

Layton, UT,

United States

DataMaster for Appraisers, .NET Developer

•Developed C#/.NET applications using ASP.NET Core, Dapper ORM and SQL Server.

•Migrated legacy applications from older .NET frameworks to .NET Core, significantly enhancing performance, security and cloud-readiness.

•Optimized SQL queries and database indexing, reducing query execution time by 40%, improving overall system responsiveness.

•Developed and integrated Dapper ORM, replacing traditional ADO.NET - based data access layers for faster and more efficient interactions with SQL Server.

•Automated data processing tasks using Quartz.NET and Hangfire, ensuring smooth background job execution for scheduled imports and processing.

•Implemented OpenTelemetry for logging and performance monitoring, allowing for better observability and faster debugging of system issues.

•Designed real-time dashboards using Blazor and SignalR, enabling appraisers to view and analyze live market data without page reloads.

•Developed REST APIs to facilitate integration with third-party appraisal software, enabling seamless data exchange and automation.

•Collaborated closely with business stakeholders to gather requirements, ensuring that technical implementations aligned with business needs.

•Managed CI/CD pipelines using Azure DevOps and Jenkins, automating deployments and ensuring smooth production rollouts.

•Provided ongoing support and maintenance, troubleshooting production issues and implementing enhancements to improve system stability and performance.

EDUCATION

09/2015 – 05/2018

Ogden, UT,

United States

Weber State University, Bachelors

SKILLS

Programming & Frameworks

C# (.NET Core/.NET 6/7/8), MAUI.NET,

ASPDotNET Core (MVC, Web API, Blazor, Razor

Pages), Microservices Architecture, Web

Technologies (HTML5, CSS3, JavaScript,

TypeScript), Frontend Frameworks (Angular,

React, Vue, jQuery), Python, C++, Go.

Databases & ORM

SQL Server, PostgreSQL, MySQL, MongoDB,

CosmosDB, Entity Framework Core, Dapper,

LINQ to SQL, ADODotNET, Stored Procedures,

Views, Triggers, Query Optimization

Software Architecture & Best

Practices

SOLID Principles, Clean Code, Design Patterns

(Factory, Singleton, Adapter), Domain-Driven

Design (DDD), Authentication & Authorization

(JWT, OAuth2, SSO, Azure AD), Mobile App

Development, Windows Services, Web GUI

Design, Service Fabric

API Communication & Background

Tasks

REST APIs, GraphQL, gRPC, Message Brokers

(RabbitMQ, Apache Kafka), WebSockets, SignalR

(Real-time Communication), Background Tasks

(Hosted Services, Hangfire, Quartz.NET ),

System Integrations(File-Based Transfers, SFTP

solutions like CleoHarmony)

AI & Machine Learning

ML.NET, TensorFlow, OpenAI APIs, Cloud AI

Services (Azure AI, AWS AI)

.NET Libraries & Tools

Polly (Resilience & Fault Tolerance), Refit (REST

API Clients), MediatR (CQRS Pattern),

AutoMapper (Object Mapping)

Cloud & DevOps

Azure (Azure Functions, Cosmos DB, Azure

DevOps, Application Insights), AWS

(CloudWatch, Lambda), Docker, Kubernetes,

Terraform, CI/CD Pipelines (Azure DevOps,

GitHub Actions, Jenkins), Git (GitHub, GitLab,

Bitbucket), AzureSQL, MSSQL, Query

Optimization, Stored Procedures

Testing & Logging

Unit Testing (xUnit, NUnit, MSTest), Integration

Testing, Functional Testing, End-to-End Testing,

Logging (Serilog, NLog, Application Insights)

Caching & Observability

In-Memory & Distributed Caching (Redis),

Response Caching, Output Caching, Monitoring

(Prometheus, Grafana, OpenTelemetry)

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