Edwin Ramos Madera

EM

Looking for a job

Edwin Ramos Madera

@edwinramosmadera

Senior Software Engineer (.NET) in Santo Domingo, DR. Open to remote contract/freelance & full-time; relocation to Europe/Australia.

Dominican Republic

Senior Software Engineer with over 10 years of experience developing robust solutions on mobile, web, and backend platforms. Expert in .NET technologies and specialized in application modernization, technology migration (Xamarin to .NET MAUI), REST API design, automated testing, advanced logging, and cloud deployment (AWS). Strong collaborative skills within Agile SCRUM environments and experience leading technical initiatives. Advanced English proficiency.

Based in Santo Domingo, Dominican Republic. Languages: Spanish (native), English (professional/fluent), French (conversational). Open to remote contract/freelance and full-time roles, and open to relocation (Europe and Australia).

Recent work: at DGII, a generative AI middleware API with rate limiting, token quotas and local LLM inference; at Maximizer, the migration of the mobile CRM from Xamarin.Forms to .NET 8 MAUI; at MaxRTE, backend services and REST APIs for healthcare revenue cycle software.

Experience

Work history, roles, and key accomplishments

DG

Current

Senior Software Analyst

Current

DGII

Oct 2026 - Present (0 months)

Designed and implemented a middleware API to orchestrate generative AI services, including rate limiting and retry mechanisms. Integrated Vulkan's compute backend with local inference engine llama.ccp.

Vulkan SPIR V Local LLM Inference .NET 8+Python NodeJS OpenAI API Redis Docker REST Git

MA

Software Developer

Maximizer

Jan 2024 - Jan 2026 (2 years)

Led migration of mobile CRM app from Xamarin.Forms to .NET MAUI, improving code reuse and stability. Integrated push notifications and structured logging, reducing debugging time by 45%.

.NET 8+.NET MAUI XAML C#REST APIs LiteDB FCM Angular Azure DevOps Azure Pipelines Git XCode BrowserStack Microsoft Visual Studio 2022 Visual Studio Code Kanban Microsoft Teams Cursor Gemini GitHub Co Pilot

MA

Backend Developer

MaxRTE

May 2022 - Oct 2023 (1 year 5 months)

Engineered backend services for healthcare revenue cycle operations using .NET Core and Entity Framework Core. Delivered RESTful APIs improving self-pay coverage identification by 15-20%.

.NET Core C#Entity Framework Core REST APIs React JavaScript SQL Server Go JSON SOAP HTML CSS Ilogger AWS Git Bitbucket Jira Scrum Visual Studio

KI

.NET Developer

KiSP Inc.

Aug 2021 - Feb 2023 (1 year 6 months)

Developed features for web applications in a multi-tiered .NET architecture, resolving bugs and refactoring legacy code. Mentored junior developers and implemented logging with Serilog.

C#ASP.NET Web Forms Entity Framework ADO.NET JavaScript AJAX HTML CSS SQL Server Serilog TFS Microsoft Visual Studio 2019 Azure Scrum Trello Outlook Microsoft Teams

GB

Xamarin Developer

GBS

Feb 2021 - Aug 2021 (6 months)

Developed mobile applications using Xamarin.Forms and .NET Core, with REST API integration and SQLite storage.

C#REST APIs Xamarin Forms .NET Core Entity Framework SQLite SQL Server MVVM XAML Bootstrap jQuery JavaScript HTML CSS Fluent Validation Redmine Google Meet Microsoft Visual Studio 2019 Google Play Store app store

CS

Software Analyst

Cesar Iglesias S.A.

Mar 2020 - Feb 2021 (11 months)

Performed software analysis and development using VB6, C#, and WPF, with REST API and Entity Framework.

Microsoft Visual Studio 2019 Microsoft Teams Planner Scrum Citrix Workspace ManageEngine (Zoho) ServiceDesk Plus VB6 Crystal Reports C#REST APIs WPF XAML MVC Entity Framework ADO.NET

RS

Software Developer

Re.Solucion SRL/S.G.Solutions SRL

May 2017 - Apr 2020 (2 years 11 months)

Developed software solutions using .NET, MVC 5, and Xamarin.Forms, with RESTful API integration.

Microsoft Visual Studio 2019 Google Hangouts Trello SVN TortoiseSVN .NET MVC 5 Entity Framework HTML JavaScript AJAX CSS Bootstrap jQuery Xamarin Forms Syncfusion Telerik DevExpress REST APIs

NS

Software Engineer I

NewTech SRL

Apr 2016 - Apr 2017 (1 year)

Developed software using .NET Framework, C#, and Angular, with SQL Server and SCRUM methodology.

.NET Framework C#MVC 5 Entity Framework 5 Angular JavaScript CSS HTML SVN Visual Studio SQL Server Scrum

Education

Degrees, certifications, and relevant coursework

FL

Fundación Código Libre

Linux Certified, Linux

Earned the Linux Certified credential from Fundación Código Libre in May 2016.

MI

Microsoft

Xamarin Latinoamérica Certificate, Xamarin

Earned the Xamarin Latinoamérica Certificate from Microsoft in September 2016.

IN

INTEC

Systems Engineering, Systems Engineering

Studied Systems Engineering at INTEC, completing in October 2015.

Availability

Looking for a job

Location

Dominican Republic

Authorized to work in

Dominican Republic

Salary expectations

48k+ USD

Social media

Job categories

Software Engineer Backend Engineer Software Developer .NET Developer Software Analyst Xamarin Developer

Skills

C#.NET .NET 8+.NET Core .NET MAUI REST API Design Backend Development Application Modernization Xamarin Forms Entity Framework Core Entity Framework SQL Server AWS Mobile Application Developer Software Architecture

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