Mohamed Fakhreddine, Developer in Beirut, Lebanon
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Mohamed Fakhreddine

Verified Expert  in Engineering

Software Developer

Location
Beirut, Lebanon
Toptal Member Since
September 18, 2015

Mohamed is a senior full-stack developer with ten years of experience at companies like Microsoft, Amazon, Google, and Facebook. His experience spans a wide range of technologies, from Angular 2 to Java and .NET. He is passionate about dynamic web applications built on REST services and is a team player.

JavaBootstrapAgile Software DevelopmentC#MySQLSQLGitASP.NETTypeScriptC#.NETAWS LambdajQueryPHPAngularJSSOAP

Availability

Part-time

Preferred Environment

TypeScript, AngularJS, .NET

The most amazing...

...project I've contributed to is EC2. I kept the mission-critical SQL databases with millions of rows always available with low latency and fast fail-over.

Work Experience

Software Engineer

2014 - 2016
Microsoft
  • Maintained the Microsoft Azure accounts management and billing website's front-end and back-end (C#.NET, JavaScript).
  • Detected and diagnosed issues in production using service-monitoring probes.
  • Maintained the back-end service APIs.
  • Resolved customer escalations quickly.
  • Supported an email web portal using C#.
  • Prevented regressions with WebDriver UI tests as well as functional, unit, and end-to-end tests.
Technologies: JavaScript, C#.NET

Software Engineer

2013 - 2014
Amazon
  • Supported a web service using Java.
  • Provisioned new servers and databases.
  • Set up database slaving and replication.
  • Cleaned and scrubbed corrupted data.
  • Resolved service issues quickly.
Technologies: Linux, MySQL, Java

Software Engineer Intern

2012 - 2012
Google
  • Improved the Google App Engine framework for creating REST APIs.
  • Improved OAuth authentication in the framework.
  • Used mocks to create robust unit tests.
  • Created a sample RESTful service using an improved framework.
  • Create technical documentation to help onboard teams to the framework and leverage the new improvements.
Technologies: Google App Engine, Google Web Toolkit, Eclipse, Java

Software Engineer Intern

2011 - 2011
Facebook
  • Added support for RTL text on LTR pages and vice versa using JavaScript handlers on all inputs.
  • Fixed RTL and LTR text display across the site.
  • Developed UI for an ad campaign in conjunction with Microsoft.
Technologies: JavaScript, PHP

Software Engineer Intern

2010 - 2010
Google
  • Created a new Google App Engine application that updated Google Calendar through the REST-based Google Data API.
  • Developed an admin front-end panel using Google Web Toolkit (GWT).
Technologies: Google App Engine, Google Web Toolkit, Eclipse, Java

Software Engineer

2008 - 2010
Pervasive
  • Maintained a C++ client for the Microsoft Dynamics SOAP API.
  • Reviewed, certified, and productized outsourced Java projects.
  • Developed a Java client for the QuickBooks COM API.
  • Debugged Java and C++ programs in Eclipse and Visual Studio 6.
  • Ported Java and C++ code from 32-bit Windows to 64-bit Windows and Linux.
Technologies: SOAP, C++, Java

Software Engineer

2007 - 2008
Logical Information Machines
  • Wrote programs to download vendor data files via FTP and HTML.
  • Wrote programs to parse raw text files into Oracle SQL database tables.
  • Provided technical specifications, performed system testing, and deployed a three-tier J2EE application running on Apache Tomcat with underlying Derby database.
  • Helped outsource Java projects by providing technical specifications, integrating deliverables into the repository, and performing integration testing.
Technologies: SQL, Java

Software Engineer

2005 - 2007
FactSet Research Systems
  • Developed new application features in C++ while maintaining legacy code on VMS servers.
  • Interfaced with product development to translate business needs into functional specs.
Technologies: Perforce, C++

IT Specialist

2003 - 2004
The University of Texas at Austin
  • Digitized the workflow for a professor and his team of graduate student researchers.
  • Developed a LAMP stack application with authentication for uploading and downloading files and assigning work.
  • Designed and implemented a relational database to store research information.
  • Installed a Perl XML-parser and wrote scripts utilizing regular-expression string matching to perform searches on local files through a web interface.
Technologies: PHP, MySQL, Apache, Linux

Microsoft Office 365 Message Encryption

I enhanced and maintained a web service back-end and its corresponding front-end portal in C# .NET for viewing and replying to email messages. I also created a new iOS client and drove it through all stages of development from design to monitoring and maintenance. Throughout the entire process, I was attentive to customer issues and resolved escalations in a timely manner.

Amazon Elastic Cloud (EC2)

I worked on the Amazon Elastic Cloud and kept mission-critical SQL databases with millions of rows always available with low latency and fast fail-over.

Facebook Right-to-Left Language Support

I added a feature to Facebook where input fields and labels across the site would have better support for right-to-left languages by dynamically adjusting direction of the UI controls.

Company Directory Search

I designed and implemented a multi-faceted company directory search service in Angular 2 and Bootstrap running on Node.js hosted by Amazon Web Services (AWS) Elastic Beanstalk and backed by a MySQL database hosted by AWS Relational Database Services (RDS).

Languages

C#.NET, Java, C#, TypeScript, SQL, C++, JavaScript, PHP

Frameworks

Bootstrap, Angular, ASP.NET, Google Web Toolkit, .NET, AngularJS

Paradigms

Agile Software Development, REST

Libraries/APIs

jQuery

Tools

Git, Perforce, Apache, MySQL Workbench

Platforms

AWS Lambda, Eclipse, Google App Engine, Windows, Linux, AWS Elastic Beanstalk

Storage

MySQL, Amazon S3 (AWS S3)

Other

SOAP

2010 - 2012

Master's Degree in Computer Science

University of Texas - Austin

2001 - 2005

Bachelor's Degree in Computer Science

University of Texas - Austin

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