Enrique Trujillo Larrauri, Developer in Miami, FL, United States
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Enrique Trujillo Larrauri

Verified Expert  in Engineering

Back-end Developer

Miami, FL, United States
Toptal Member Since
April 19, 2022

Enrique is a seasoned, enthusiastic IT professional with experience in software engineering and development, as well as business intelligence consulting. For the past seven years, he has been redesigning and developing authentication solutions, a single application portal, and progressive web applications for the City of Miami Fire Department. Enrique combines excellent business and management expertise with strong leadership, teamwork, and system analytical skills.


Apacargo Express
Angular, .NET Core, Blazor, MSSQLCE, Azure, JavaScript, REST APIs, Swagger...
OKs Charters
C#, .NET Core, JavaScript, MSSQLCE, Web MVC, jQuery, Kendo UI, Angular...
Smart Solutions
ASP.NET MVC 4, C#, .NET, HTML5, CSS, JavaScript, jQuery, MSSQLCE, APIs




Preferred Environment

Windows, Visual Studio, SQL Management Studio, Visual Studio Code (VS Code)

The most amazing...

...solution I've developed is a flight booking engine for airlines and charters, enabling the management of flight schedules, fares, and reservations.

Work Experience

Senior Programmer

2019 - 2024
Apacargo Express
  • Led and developed a software platform to optimize freight cargo and all the logistic operations of the company.
  • Spearheaded and developed eCommerce software in .NET Core to sell products and services online.
  • Developed and led a flight booking engine, a very complex application to manage a new charter service.
Technologies: Angular, .NET Core, Blazor, MSSQLCE, Azure, JavaScript, REST APIs, Swagger, Azure Functions

Senior Programmer

2015 - 2019
OKs Charters
  • Designed and developed a security service token using OIDC and OAuth2.0. This solution provides authentication, single sign-on, and authorization for all applications used in the company.
  • Built a flight booking engine to manage all routes, flight schedules, and check-in processes of the OKs Charters airline.
  • Created the digital storefront for searching for and booking flights online.
Technologies: C#, .NET Core, JavaScript, MSSQLCE, Web MVC, jQuery, Kendo UI, Angular, TypeScript, REST, REST APIs, Azure

Senior Programmer

2012 - 2015
Smart Solutions
  • Designed architectural prototypes and reusable components for the system.
  • Designed and developed the architecture using best programming practices such as IoC, Repository Pattern, and project logic separation to achieve high cohesion and low coupling.
  • Developed and designed user interfaces using Bootstrap and responsive design to develop compatible applications across different web browsers and devices, providing an optimal viewing and interaction experience on mobile, tablets, and PCs.
  • Created an admin back end to manage server-side content. Strong knowledge of JQuery, Ajax, and Bootstrap was required to build reusable components such as grids (paging, sorting, filtering) and trees.
  • Designed and implemented well-formed reports and web-based reports, improving operational efficiency and business productivity.
Technologies: ASP.NET MVC 4, C#, .NET, HTML5, CSS, JavaScript, jQuery, MSSQLCE, APIs


An online store developed in the last .NET Core framework. I was the project's lead developer, overseeing the architecture and UI design. I also designed and implemented the architecture to add several payment gateways.

Apacargo Express

An Angular and .NET Core web API to centralize, streamline, and optimize shipping and warehousing operations for a cargo company in Miami. I developed and designed the UI, took part in the back-end API, and designed the database.

Flight Booking Engine

This is a .NET Core application for managing flight schedules, fares, and reservations. I was the project lead and primary developer of the whole solution. I designed the architecture and UI and implemented an API enabling online sites to sell flight tickets.

App for Clinical Trial Management

A .Net web application for clinical trial management. I was the lead developer and architect of the app. The application has been used for several Clinical Trial clinics in the Miami-Dade area since 2015.

A1 Credit Repair

This is a Blazor and Netcore application created to repair customers' credit. I was the lead developer responsible for creating the components needed to generate credit bureau letters, edit documents, and provide custom reports to the user.


jQuery, REST APIs, Web API, Entity Framework


Visual Studio, SQL Management Studio


.NET Core, Kendo UI, Angular, .NET, Blazor, Kendo MVC, Angular 7, ASP.NET MVC 4, Swagger


C#, JavaScript, HTML5, CSS, TypeScript, HTML, SQL




Windows, Visual Studio Code (VS Code), Azure, Azure Functions


MSSQLCE, Microsoft SQL Server


Web MVC, APIs, Front-end, Back-end

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