Roberto F. Ligeiro Marques

About Roberto F. Ligeiro Marques

Experienced Back-end Application Developer in a wide variety of business applications…

Experience

1. Principal Software Engineering Manager

   Microsoft

   Nov 2008 — Present

   Principal Software Engineering Manager at Growth User Lifecycle/Microsoft 365 Past Projects: Office Collaboration Service (OCS)- Tech lead Capacity/Infra area: service monitoring, datacenter buildouts and capacity forecasting, machine health systems, deployments & tooling. Substrate Notification System (SNS)- Backend developer responsible for implementing processing of events in a high scalability environment (exchange) and distribute notifications to the many Microsoft’s assets and many different platforms that includes: Windows, iOS, Android. Responsible for design and implement SNS’s storage in a NoSql database. Iras – backend service that provides search APIs across different Microsoft silos: Exchange, OneDrive, Sharepoint, Microsoft Graph. People411 experience in Cortana – backend service that provides people/contact information inside the Cortana (Windows 10) canvas, data providers include: Microsoft 1st party data gathered from Exchange servers and O365 and 3rd party data from LinkedIn. Worked on the many parts of the project E2E that includes: partner relationship with LinkedIn - design and implementation for the LinkedIn data source provider, Exchange backend data mining and curation, data presentation in Cortana experience. End to end Design and Development of the autocomplete engine for the Windows 8.1 AppStore powered by Bing. Implemented background application and service logic in C#.NET that generates app titles data store. The platform structure focuses on reliability and performance including 99.990 uptime that serves the millions of users using Windows 8.1, leveraging a Hadoop style internal database called Cosmos and other Microsoft frameworks for job scheduling and distributed computing. Environment: C#.NET, Cosmos, Scope, TFS. Speech Experiences for Xbox, Windows, Exchange.

Skills

• Enterprise Architecture
• Software Engineering
• C#
• Object Oriented Design
• Shell Scripting
• Pl/Sql
• C++
• Embedded Systems
• Perl
• Cgi
• Sql Server
• Software Design
• Testing
• Algorithms
• Real Time
• Relational Databases
• Subversion
• Scalability
• Scrum
• Eclipse
• Programming
• Mysql
• Php
• Windows
• Distributed Systems
• Server Architecture
• Microsoft Sql Server
• Databases
• Java
• Visual Studio
• Qnx
• Cvs
• Uml
• Sql
• Unified Modeling Language (Uml)
• Test Automation
• .net
• Design Patterns
• Unix
• Software Development