11/02/2026 updated

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Senior .NET & SQL Server Developer | Software Architect | Microsoft Technologies Trainer

Rome, Italy
Only remote
Laurea (5-year degree, MSc equivalent) in Electrical Engineering, Sapienza University of Rome
Rome, Italy
Only remote
Laurea (5-year degree, MSc equivalent) in Electrical Engineering, Sapienza University of Rome

Profile attachments

Lorenzo_Stabile_CV.pdf

About me

Senior .NET & SQL Server developer and architect, 25+ years on the Microsoft stack (ex-Microsoft Consulting, MCSD). Expert in T-SQL, data modelling and performance tuning; .NET 8/9, ASP.NET Core, microservices. Payroll and financial systems. AI-assisted dev with Claude Code. 100% remote, EN/IT/ES.

Asp.net Web Api
SQL Server & T-SQL Expertise
Advanced knowledge of Microsoft SQL Server 2019/2022 and Azure SQL, including T-SQL, stored procedures, query performance tuning with Query Store, parameter sniffing, cardinality estimation, scalar UDFs, indexing, data modelling, FILESTREAM, administration, and SSIS.

.NET & ASP.NET Web Development
Extensive experience with C#, .NET 8/9, ASP.NET Core (Web API, Minimal APIs, MVC), REST/JSON, OpenAPI/Swagger, Entity Framework Core, Dapper, in-memory caching, and SkiaSharp, as well as legacy .NET Framework and ASP.NET Web Forms.

Software Architecture & Microservices
Strong background in designing microservices, REST API architectures, data-centric architectures, and applying design patterns; experience leading development teams using Agile methodologies.

Front-End Development
Practical experience with React, Angular, Blazor, JavaScript, HTML5, and CSS for building modern web interfaces.

Cloud & Platforms
Hands-on work with Azure, Microsoft 365, IIS, Windows and Linux servers.

Tools & Testing
Proficiency in Visual Studio 2026, Git/GitHub, PowerShell, and automated testing frameworks including xUnit and NUnit; Agile development practices.

AI-Assisted Development
Use of Claude Code since 2026 for spec-driven implementation and refactoring in Git-versioned .NET solutions.

Microsoft 365 & SharePoint
Training and practical experience with Microsoft Teams, Office 365, SharePoint Online, and Excel VBA.

Legacy Systems Maintenance
Maintenance and evolution of existing applications built on .NET Framework, ASP.NET Web Forms, and WCF.

IT Training & Instruction
Delivery of instructor-led courses on SQL Server, .NET, web technologies, Microsoft 365, and artificial intelligence tools including Claude, ChatGPT, and Gemini.

Experience

Professional experience10+ years
Freelancer since2012

Languages

EnglishFluentItalianNative speakerPortugueseBasic knowledgeSpanishGood

Project history

IT Trainer

Microsoft, web and AI technologies
Instructor-led courses and training content, including for DGS Learning Hub. Topics include SQL Server (MOC 20762, MOC 20764), .NET and web (MOC 20483, MOC 20486, Blazor, Angular, JavaScript/HTML/CSS), Microsoft 365 (MOC 700, Office 365, SharePoint Online, Excel VBA), and artificial intelligence (Claude, ChatGPT, Gemini).

Co-founder & IT Director

DayBreakHotels.com, Rome
Designed the IT infrastructure and software architecture; led development of the web platform (ASP.NET Core, React, Node.js) with Agile teams. Developed microservices on .NET 8/9 with ASP.NET Core Minimal APIs and Web APIs documented via OpenAPI/Swagger; data access with Entity Framework Core and Dapper; automated tests with xUnit and NUnit. Designed, administered and optimised SQL Server 2019/2022 and Azure SQL databases; performance tuning with Query Store. Built a .NET 6 Web API on a generic stored-procedure repository (Dapper) with in-memory caching and change-token invalidation; image storage with SQL Server FILESTREAM and a C# image-processing pipeline (SkiaSharp). Represented the company in international start-up programmes.

Co-founder & CEO

AppPear, Rome
Led web application development with ASP.NET (Web Forms, MVC, Core), WCF and REST APIs, Entity Framework/NHibernate, SQL Server and MySQL, SharePoint and WordPress for clients ranging from small businesses to large enterprises.

IT Consultant - Senior Business Analyst

Poste Italiane, Rome
Equitalia project: large-scale .NET system for Italy's national tax-collection agency. Requirements analysis, review and improvement of the technical architecture, technical documentation. Project coordination (resources, schedule, deliverables); complex SQL queries for reporting and analysis.

Information Systems Analyst & Database Manager

Bioversity International, Rome
Responsible for the design, development and management of the information systems of an international research organisation. Designed and developed intranet applications for finance, payroll and HR, project management and document management. Developed and administered the institutional SQL Server databases. Gathered requirements; wrote functional and technical specifications and logical and physical designs; defined policies and guidelines for development and maintenance. Coordinated developers, interns, external consultants and partners; trained internal users. Technologies: .NET, ASP.NET/MVC, WCF, WF, jQuery/Ajax, SharePoint 2010, IIS, Apache, Windows and Linux servers.

Consultant

Microsoft Consulting Services, Rome
On-site development for enterprise and public-sector clients using Windows DNA and, from 2002, .NET. Clients included Telecom Italia (web console for Active Directory management), Poste Italiane (SQL Server 2000 database for Sales & Marketing), Arma dei Carabinieri (payroll management system), Italian Ministry of the Treasury (staff-leave workflow intranet application), and Bank of Italy (three-tier collaborative intranet applications).

Web & Database Developer

Wind Telecomunicazioni, Rome
Development of intranet applications and portals using ASP, IIS, MTS, Oracle, and SQL Server.

Certificates

MCSD

Microsoft

1999

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