I am skilled software developer with strong experience in C# and the .NET ecosystem, including .NET Core, Blazor, and WinForms. Your backend development experience includes building robust APIs, optimizing stored procedures, and integrating with both SQL Server and Oracle databases. You have demonstrated proficiency in handling legacy system upgrades (e.g., from .NET Framework to .NET Core), improving performance, and implementing scalable solutions. On the frontend, you work with React, TypeScript, AngularJS, and Material UI (MUI) to build dynamic, user-friendly interfaces. You have implemented complex components like dynamic data grids, tree views, and interactive dashboards, with a strong grasp of state management and asynchronous data fetching. You are experienced in: Building dynamic CRUD applications that adapt to different database schemas. Using Spring Boot with JPA/Hibernate for Java-based projects, including dynamic query and stored procedure execution. Designing and integrating Azure-hosted solutions, and managing domain and DNS configurations (e.g., with Cloudflare and GoDaddy). Working in Agile/Scrum environments and contributing to cross-functional teams through collaborative design and development.

Demetrius Campbell

I am skilled software developer with strong experience in C# and the .NET ecosystem, including .NET Core, Blazor, and WinForms. Your backend development experience includes building robust APIs, optimizing stored procedures, and integrating with both SQL Server and Oracle databases. You have demonstrated proficiency in handling legacy system upgrades (e.g., from .NET Framework to .NET Core), improving performance, and implementing scalable solutions. On the frontend, you work with React, TypeScript, AngularJS, and Material UI (MUI) to build dynamic, user-friendly interfaces. You have implemented complex components like dynamic data grids, tree views, and interactive dashboards, with a strong grasp of state management and asynchronous data fetching. You are experienced in: Building dynamic CRUD applications that adapt to different database schemas. Using Spring Boot with JPA/Hibernate for Java-based projects, including dynamic query and stored procedure execution. Designing and integrating Azure-hosted solutions, and managing domain and DNS configurations (e.g., with Cloudflare and GoDaddy). Working in Agile/Scrum environments and contributing to cross-functional teams through collaborative design and development.

Available to hire

I am skilled software developer with strong experience in C# and the .NET ecosystem, including .NET Core, Blazor, and WinForms. Your backend development experience includes building robust APIs, optimizing stored procedures, and integrating with both SQL Server and Oracle databases. You have demonstrated proficiency in handling legacy system upgrades (e.g., from .NET Framework to .NET Core), improving performance, and implementing scalable solutions.

On the frontend, you work with React, TypeScript, AngularJS, and Material UI (MUI) to build dynamic, user-friendly interfaces. You have implemented complex components like dynamic data grids, tree views, and interactive dashboards, with a strong grasp of state management and asynchronous data fetching.

You are experienced in:

Building dynamic CRUD applications that adapt to different database schemas.

Using Spring Boot with JPA/Hibernate for Java-based projects, including dynamic query and stored procedure execution.

Designing and integrating Azure-hosted solutions, and managing domain and DNS configurations (e.g., with Cloudflare and GoDaddy).

Working in Agile/Scrum environments and contributing to cross-functional teams through collaborative design and development.

See more

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
See more

Language

English
Fluent
Javanese
Advanced

Work Experience

Solution Architecture at Verizon Atlanta
July 31, 2025 - August 3, 2025
Spearheaded the end-to-end development of enterprise applications leveraging .NET, React, and Azure. Provided technical leadership and mentorship to developers, fostering adherence to best coding practices. Engineered scalable, high-performance APIs and microservices utilizing .NET Core and Web API. Enhanced React-based front-end applications, significantly elevating user engagement and performance. Integrated Azure services including Azure Functions, Azure Data Hub, and Federated Graph to elevate cloud solutions. Formulated CI/CD pipelines via Azure DevOps, automating deployments and bolstering high availability. Orchestrated technical discussions and architectural reviews, resolving bottlenecks to optimize system reliability. Managed stakeholder communication and project deliverables, ensuring timely and efficient execution of projects. Championed full-stack development initiatives for multiple web applications, utilizing .NET, React, and Azure technologies. Designed, developed, and
Independent Contractor at Boyd Gaming Chicago
August 1, 2021 - August 3, 2025
Developed dynamic web pages employing ASP.NET Core 3.1, SQL, IIS10.0, VS2017, HTML5, CSS, JavaScript, jQuery, Bootstrap, and Angular 14. Implemented Web API 2 services to facilitate effective communication between AngularJS front-end and back-end services. Leveraged Azure API Management for enhanced security and cloud-to-cloud integration (both public and private). Designed product tours using React for new features, boosting customer adoption by 25%. Collaborated with UX/UI design teams to refine existing applications and drive increased conversion rates. Constructed various Java Bean components to implement business logic effectively. Extensively utilized Java Collection classes such as List and Set. Developed RESTful web services using JAX-RS, and participated in the design and development of a web interface utilizing JSP, Servlets, Java, and JDBC for user and client management.
Senior Developer at Comcast Chicago
August 1, 2018 - August 3, 2025
Architected solutions that delivered essential performance improvements, allowing previously imported complex data sets to be utilized in real time. Established an AWS solution working concurrently with the Cloud Enterprise Data API to store incoming data in an AWS Elastic Cache (Redis) instance and retrieve it in an immediately usable format. Drafted comprehensive reports detailing bugs and design flaws. Revised and enhanced the client software development process through the integration of version control systems.
Independent Contractor at Third Coast Coding Chicago
February 1, 2017 - August 3, 2025
Engaged in the creation of several web applications for both desktop and mobile users. Utilized a responsive view design framework to ensure compatibility across desktop browsers, tablets, and mobile devices. Extensively employed HTML5 and CSS, alongside media queries, to ensure application responsiveness. Implemented AJAX REST services for data retrieval and utilized jQuery for efficient manipulation of the Document Object Model. Managed projects using TFS in the cloud, creating stories, tasks, and bugs for each sprint in adherence to Agile methodology. In addition to web development, maintained a web clerk service operating in the background, built with Web API 2.0.
Senior Developer at Quick Parts Atlanta
July 31, 2014 - August 3, 2025
Developed web pages utilizing ASP.NET MVC 4.0, SQL, XML, WCF, IIS7.5, VS2012, HTML5, CSS, JavaScript, jQuery, Bootstrap, Entity Framework 4.1, and TFS 2010. Formulated SQL queries and stored procedures using SQL Server 2008 to support web application functionality. Developed WCF services to facilitate effective communication within SOA, working with AJAX-enabled WCF services using C# and ASP.NET.
Senior Developer at Coca-Cola Atlanta
March 31, 2013 - August 3, 2025
Engineered front-end web pages employing responsive web design tools including jQuery, JavaScript, and HTML5. Refactored the entire application using MVC3 for enhanced maintainability and performance. Created complex SQL queries, stored procedures, triggers, and declaration statements for integration within the web application and Excel dashboards. Collaborated with Web Services, WCF, and XML to design APIs interacting with the Data Access Layer, facilitating seamless retrieval of database information. Served as a developer for the company-wide SharePoint 2010 implementation. Utilized SharePoint Server 2010 to build a standardized content management website, enabling marketing efficiency in delivering consistent information across customer-facing channels.
Contractor Developer at Medseek Birmingham
March 31, 2012 - August 3, 2025
Developed front-end web pages to create an optimal 360-degree online healthcare experience, recognized on the Healthcare Informatics Top 100 list for five consecutive years. Engaged with ASP.NET 4.0 MVC 3, C#, MS SQL Server 2005 & 2008 for application development. Collaborated with Web Services, WCF, XML, and Web Forms to establish robust communication channels.
Contractor Developer at Good Cents Atlanta
October 31, 2011 - August 3, 2025
Constructed front-end web pages utilizing jQuery, JavaScript, HTML, and .NET Telerik controls. Utilized Windows Server 2008, HTML/CSS, AJAX.NET, IE/Firefox, Team Foundation Server, and IIS for development, maintenance, and deployment of websites. Engaged with backend SQL Server 2005 and 2008 within an ASP.NET/VB 3.5 framework. Developed T-SQL commands, stored procedures, triggers, and executed backups and restores for database management. Led development of a significant project to revamp a large-scale Line-of-Business Software application, focusing on a high-performance WPF modeling and analysis tool leveraging .NET 3.5.
Contractor Developer at Top Of Mind Networks Atlanta
December 31, 2010 - August 3, 2025
Served as technical lead for company-wide SharePoint 2003 implementation. Developed standard content management website using SharePoint Server 2007, streamlining processes for creating, approving, and publishing web content for CRM clients. Utilized Windows Server 2003, HTML/CSS, AJAX.NET, and IIS to develop and maintain websites. Implemented communication protocols with backend SQL Server 2005 and 2008 while working within an ASP.NET/VB 3.5 framework.
Senior Contractor Developer at Instwares Kennesaw
February 28, 2009 - August 3, 2025
Developed user interface for web application utilizing C#/VB, ASP, and .NET 3.5 framework, incorporating CSS, themes, and JavaScript functionalities. Created CSS and skin files facilitating graphical UI for storefront pages. Customized user input elements to enhance graphical visibility and user experience. Collaborated with developer tools, Component Art, and Developer Express to optimize development. Integrated SQL Server 2005 for database connectivity and streamlined communication with system via XML and ASP.NET web services.
Senior Lead Developer at Cardiac Data Solutions Atlanta
October 31, 2008 - August 3, 2025
Architected website solutions using ASP.NET 2.0, C#, VB, and SQL Server 2005/2000 with focus on robust application architecture. Generated comprehensive reports utilizing SSRS and Excel Pivot for diverse user groups, clients, and managers. Collaborated as part of a four-person team to implement an intranet portal for enhanced information sharing, collaboration, and communication. Designed solutions with Microsoft SharePoint Portal Server 2001 analyzing millions of rows of healthcare data for integrity, benchmarking, and reporting.
Junior Research Scientist at Georgia Tech Research Institute Atlanta
April 1, 2007 - August 3, 2025
Focused on software architecture, supporting object-oriented applications for awarded government contracts. Generated SQL and PL/SQL scripts for managing Trading Exchange Connection database objects within Oracle 9g. Utilized .NET framework and Java JVM extensively to design, develop, and maintain software applications. Acquired deep knowledge of object-oriented concepts such as classes, objects, interfaces, and methods. Developed digitalization web application to migrate hardcopy documents to internet using ASP.NET and SQL Server 2000/2005.
Software Engineering at EchoStar Data Networks Atlanta
January 1, 2003 - August 3, 2025
Installed, upgraded, and troubleshot hardware and software for DVBS satellite network file transfers. Transformed and reconciled customer accounts between Dish Network and clients using PostgreSQL and Java for seamless data integration. Developed server software to load files through a multicasting satellite network, employing TCP/IP and UDP with Java sockets. Collaborated with engineers and programmers to implement innovative software and hardware designs.

Education

B.S. at Georgia State University
January 1, 1998 - December 31, 2002

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Telecommunications, Gaming, Healthcare, Professional Services

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
See more

Hire a Web Developer

We have the best web developer experts on Twine. Hire a web developer in Decatur today.