SUMMARY

• Over 11 years of experience developing and designing software and hardware solutions and working on applications with Microsoft .NET technologies.
• Overall 4 years of experience developing solutions in teh cloud using Microsoft Azure.
• Outstanding experience developing web applications using ASP.NET MVC.
• Understanding designing Azure Cloud Services using queue - centric work pattern.
• Knowledge developing Web APIs using REST architectures.
• Experience designing SQL Server Databases and connecting with them using Entity Framework or ADO.NET.
• Thorough understanding of Object-Oriented software development and formal development methodologies like PSP, TSPusing agile principals.
• Experience in software programming using languages such asAssembly, Visual Basic, C and C#.
• Strong noledge of software-hardware interactions and interfacing.
• Expertise designing digital systems using Microchip microcontrollers.
• Competent developing applications for Verifone payment terminals.
• Experience developing unit tests following a TDD approach.
• Recent experience working with ASP.NET Core.
• Requirement analysis and design phases.

TECHNICAL SKILLS

Web: ASP.NET MVC, Web Forms, HTML, Bootstrap, Web API

Desktop: Windows Forms

Cloud: Azure Cloud Services, Azure Cloud Storage, Web Apps

Database: SQL Server, Access, T-SQL

Development Tools/Environment: Visual Studio 2017, TFS, Unity, Office, MPLAB

Languages: Assembly, Visual Basic, C, C#, XML

Reporting: SAP Crystal Reports

PROFESSIONAL EXPERIENCE

Confidential, Houston, TX

Senior .NET/Azure Developer

Responsibilities:

• Developed teh system using a Multi-Layered Architecture.
• Designed an Azure SQL Database to record transactions.
• Wrote a Data Access Layer using repository pattern and Entity Framework to access database.
• Designed a Business Logic Layerusing programming principal of IoC with Unity to decouple modules.
• Wrote a Presentation Layer using Windows Forms.
• Wrote POS code in C using teh Verifone Evo SDKand Visual Studio.
• Designed a Web APIwith ASP.NET MVCfor posting transactions.
• Worked with ASP.NET Identity for authentication and authorization.
• Currently working on a web portal for customers using ASP.NET MVC Core and Bootstrap.
• Created financial reports using Crystal Reports.
• Defined and coded unit tests for main use cases using Visual Studio Test Tools.
• Used Git repository with Team Foundation Server for version control.
• Analyzed and define business model and functional requirements.
• Documented teh solution writing user and installation manuals.
• Developed a Point of Sale (POS) using Verifone terminals where drivers request transactions using fuel cards.
• Developed libraries for teh POS for reading magnetic cards or bar codes.
• Lead a technical team for customer support and installation on site of hardware required.

Environment: C, C#,ASP.NET, MVC, Web API, Windows Forms, Azure SQL Database, Entity Framework, Unity, Evo SDK, Crystal Reports, Bootstrap, ASP.NET Identity, Git Repository, magnetic cards, bar codes.

Confidential

Senior .NET/Azure Developer

Responsibilities:

• Defined business requirements, identify project stakeholders and user classes.
• Analyzed system requirements of what teh customers requested.
• Developed teh system using a multi-layered architecture.
• Designed a Business Logic Layer for teh bookkeeping job of recording and processing transactions.
• Developed an Inventory Management module.
• Designed an Azure SQL Database to record transactions.
• Wrote a Data Access Layer using repository pattern and Entity Framework to access database.
• Wrote a Presentation Layer using Windows Forms.
• Worked with ASP.NET Identity for authentication and authorization.
• Created reports for Financial Statements using Crystal Reports.
• Defined and coded unit tests for main use cases using Visual Studio Test Tools.
• Used Git repository with Team Foundation Server for version control.
• Documented teh solution writing user and installation manuals.
• Provided training for all user classes such as accountants.

Environment: C#, Windows Forms, Azure SQL Database, Entity Framework, Unity, Crystal Reports, ASP.NET Identity, Git Repository.

Confidential 

Senior .NET Developer

Responsibilities:

• Analyze and implement system requirements and business rules from teh Tax Administration Office of teh Federal Government.
• First version developed with Visual Basic 6 when electronic invoicing was introduced in Mexico.
• Migrated to Microsoft .NET technology in July 2015.
• Designed a Business Logic Layer to create and sign XML files using secure algorithms like SHA-1 dat represent electronic invoices. Teh files are stored in an Azure Cloud Blob.
• Created a web client to send those files to an Authorized Certification Provider and get an official document number.
• Designed an Azure SQL Database to record invoices.
• Wrote a Data Access Layer using repository pattern and Entity Framework to access database.
• Wrote a Presentation Layer using Windows Forms.
• Developed a web portal to issue electronic invoices using ASP.NET MVC and Bootstrap.
• Worked with ASP.NET Identity for authentication and authorization.
• Created Invoicing reports using Crystal Reports.
• Defined and coded unit tests for main use cases using Visual Studio Test Tools.
• Used Git repository with Team Foundation Server for version control.
• Documented teh solution writing user and installation manuals.

Environment: C#, Windows Forms, Azure SQL Database, Entity Framework, Unity, Crystal Reports, ASP.NET Identity, Azure Cloud Storage, secure algorithms, XML, Bootstrap, ASP.NET MVC, Git Repository.

Confidential

Software Developer

Responsibilities:

• Analyze and implement system requirements and business rules from teh Tax Administration Office of teh Federal Government.
• Designed a Business Logic Layer to create and sign XML files using secure algorithms like SHA-1 dat contain purchase/sale transactions.
• Created a web clientin Visual Basic .NETto send those files to Confidential .
• Workingon new specifications stated by CRE (ComisionReguladora de Energia). AWorker Rolecreates aXML file in teh back-end, stores teh file in an Azure Blob and writes a message to an Azure Queue. Later, a Web APIclient send teh file.

Environment: Visual Basic .NET, Azure Blobs, Azure Queues, secure algorithms, XML, web services, Web API