Ignacio Diaz Email & Phone Number

Charlottesville, Va, Us

• Refactored entire backend system, achieving significant API performance enhancements and improved readability by leveraging Clean Code best practices. Integrated Mastercard Payment Gateway for Credit Card Payments using Hosted Sessions Approach, showcasing expertise in C#, .NET, ASP.NET, ASP.NET Core, Entity Framework, and API performance optimization.• Enhanced EF Core Linq queries performance and overall system reliability, integrated with Algolia AI search engine, and optimized background syncing service for database sync with Algolia and Elastic search to minimize DB hits, demonstrating proficiency in MongoDB, MySQL, MSSQL and system optimization.• Implemented new client-side features including Gold and Silver components on the Home Page and designed a new web application called the Recipient Application for expressing gratitude and rating experiences, showcasing expertise in Angular, React, and frontend development.• Designed the entire system from scratch, including ERD for the Database and Backend Architecture (Clean Architecture). Implemented Identity management using Permission Based Authorization and a Validation Layer for all incoming models, highlighting skills in architectural design, ERD, and authorization.• Implemented exception handling and error logging using Serilog structured logs and integrated with third-party service providers like SendGrid for seamless communication, demonstrating expertise in error handling, logging, and integration with third-party services.• Successfully developed and maintained complex systems using C#, .NET, ASP.NET Core, Entity Framework, Angular, React, and other related technologies, contributing to the optimization of API performance and system reliability. implemented a real-time dashboard using ASP.NET Core SignalR to display key performance metrics.

Malvern, Pa, Us

• Developed and designed applications using ASP.NET, C#, and JavaScript, ensuring coding standards were followed across development teams. When faced with difficult front-end design challenges, Utilized modular component-based architectures in JavaScript frameworks like React or Next, ensuring easy maintenance and scalability while delivering optimal user experiences.• Created stored procedures and implemented business and database access layer classes using UML class and sequence diagrams. To address complex database performance issues, Employed advanced indexing strategies, query optimization techniques, and database denormalization to enhance data access speed and overall system responsiveness.• Provided production support, fixed defects, and implemented role-based access control for medical and dental claims. When encountering challenging security and access control requirements, Leveraged industry best practices such as OAuth or JWT for secure authentication and role-based authorization, ensuring data confidentiality and integrity.• Developed LINQ enabled database layers, ASP.NET Core Web APIs, and optimized stored procedures to enhance performance. In order to tackle intricate performance bottlenecks, Utilized profiling tools to identify and optimize LINQ queries, and implemented caching mechanisms to minimize database load and enhance overall system performance.• Utilized SQL Server, and .NET/C# to develop secure web services. In dealing with complex interoperability and data exchange challenges, Employed advanced error handling and logging mechanisms to ensure data integrity and consistency in XML/SOAP-based data exchanges, while adhering to industry standards for reliable data transmission.

Dallas, Tx, Us

• Involved in maintenance and ongoing enhancements to an application developed in ASP.NET, C#, MVC, Web Services, and T-SQL, and extensively contributed to frontend development using React. • Developed web applications utilizing .NET and a varied set of web technologies such as ASP.NET, Entity Framework, LINQ, and more, alongside React for enhanced frontend capabilities. • Implemented WCF Service Methods to access data from the database and bind it inside a Silverlight application, demonstrating a proficiency in integrating backend services with frontend technologies.• Leveraged ADO.NET components and 3-layer architecture in .NET for robust and scalable application design, ensuring efficient data access and manipulation from the frontend. • Conducted application development, prepared testing reports, and reported bugs to superiors, demonstrating strong problem-solving skills by tackling challenging issues in frontend development, such as state management, performance optimization, integration with external APIs, and ensuring cross-browser and cross-device compatibility in React-based applications.