Ruben LR
@rubenlr
I’m a senior .NET backend developer focused on building reliable enterprise APIs with clean architecture.
What I'm looking for
I’m a Senior .NET Backend Developer, maintaining and evolving a cross-platform agent in .NET Framework and .NET Core, deployed on Windows, Linux, and macOS. In an enterprise security environment, I’m responsible for a web application and three console applications, applying Clean Architecture principles to keep the codebase high-quality and maintainable.
Previously, I built and maintained backend APIs for a real estate P2P lending platform, helping drive a React migration by porting legacy components into reusable modules. Earlier, I led a 4-person team to port a mobile app from Java/Kotlin to React Native, and I also acted as project manager for an enterprise area involving payment gateway integrations and sales analytics on an MVC + Elasticsearch + REST API platform—while delivering products like a custom CRM and full e-commerce sites using ASP.NET, C#, SQL Server/MySQL, and Elasticsearch.
Experience
Work history, roles, and key accomplishments
Maintains and evolves a cross-platform .NET agent deployed on Windows, Linux, and macOS in an enterprise security environment. Develops and supports a web application and three console applications using Clean Architecture principles.
.NET Core Developer
FinLoop
Aug 2022 - Aug 2023 (1 year)
Built and maintained backend APIs for a real estate P2P lending platform connecting borrowers and lenders. Contributed to a React migration by porting legacy components into reusable modules across the platform.
Team Lead & Senior Developer
Red Arbor
Feb 2014 - Jul 2021 (7 years 5 months)
Led a 4-person team porting the Computrabajo mobile app from Java/Kotlin to React Native and coordinated with design, product, and the CTO. Managed the Computrabajo enterprise area, including analysis, task management, payment gateway integrations, and sales analytics on an MVC + Elasticsearch + REST API platform.
Managed VMware virtual machines for client demo environments supporting the sales team. Developed web services that bridged an iPad application with the core enterprise system.
Junior Developer
Techdata
Jun 2010 - Oct 2011 (1 year 4 months)
Built internal desktop tools in C# for the finance department. Developed website modules and supporting functionality using C# and SQL Server.
Junior Developer
Icode Consultors
May 2006 - Apr 2010 (3 years 11 months)
Developed websites and intranets using ASP/ASP.NET with a proprietary internal CMS for diverse clients. Delivered and maintained web solutions across multiple projects.
Education
Degrees, certifications, and relevant coursework
Institut Gesem
Técnico en Informática Empresarial, Informática Empresarial
Completed a Técnico en Informática Empresarial program at Institut Gesem.
Jesús María Claudina Thevenet
Educación Secundaria Obligatoria (ESO), Educación Secundaria
Completed ESO (Educación Secundaria Obligatoria) at Jesús María Claudina Thevenet.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Job categories
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