Tarek Ayna, Developer in Bellevue, WA, United States
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Tarek Ayna

Verified Expert  in Engineering

Software Developer

Bellevue, WA, United States
Toptal Member Since
April 15, 2016

Tarek has over 15 years of professional experience developing and managing teams that develop full-stack applications using React, Angular, TypeScript, and the .NET platform. Tarek has been part of the development team at Microsoft, working on the Azure platform and Loop app (a new office web-based app). He has also worked at Google and his own startups. Tarek communicates exceptionally well and has worked in teams of all sizes.


Git, Azure, C#, ASP.NET, React
C#, ASP.NET, Azure, Angular, React
REST APIs, Cloud Services, Less, Knockout (Knockout.js), AngularJS, ASP.NET...




Preferred Environment

React, Chrome, Windows, ASP.NET, Visual Studio

The most amazing...

...thing I've built is Finders.co, my current startup. I built it with one other developer using React and ASP.NET.

Work Experience

Co-founder | Principal Developer

2018 - 2019
  • Co-founded Finders and served as CEO and principal developer. Finders.co is a cross-border eCommerce service.
  • Designed the Azure cloud architecture for all cloud services and backend services supporting Finders.co.
  • Designed and developed the full front-end system. The implementation uses React and TypeScript.
  • Designed the system and developed the back end code using Azure Cloud, ASP.NET, and C#.
  • Managed the company since inception—hiring and leading a team of ten employees including development, operations, marketing, customer service, accounting, and business development.
  • Created the general strategy of the company and every week, reported the progress to the board of directors.
  • Procured investors and closed a round of US$200,000 after six months of operations.
  • Managed the development team which architected the full-stack of services including Azure web back end and front-end services.
  • Supervised the marketing team that created the full marketing strategy including digital marketing and offline marketing.
  • Developed the business development strategy and directed the day-to-day implementation.
  • Implemented the back-end code that performs web scraping for Amazon, Walmart, and Macy's content. This successfully scraped millions of products and search results pages from these sites.
Technologies: Git, Azure, C#, ASP.NET, React

Principal Software Developer | Engineering Manager

2015 - 2018
  • Served as the manager and owner of the customer signup and accounts (CSA) team of the Azure Commercial Experiences organization.
  • Developed end to end systems. The front end was built with both React and Angular and back end was developed with ASP.NET and C#.
  • Managed a team of 14 developers.
  • Grew the team by screening, interviewing, and hiring experiences and entry-level developers—from 3 to 14 developers within one year.
  • Planned and created the long-term product vision for Azure Signup and Accounts by collaborating with the executive leadership of Azure, software development leadership and project managers.
  • Provided technical guidance for my team and the Azure Commercial Experiences organization.
  • Led the technical execution of the product vision E2E.
  • Planned feature development sprints and allocate the work to the team.
  • Grew from a senior developer to senior manager to principal manager within four years.
Technologies: C#, ASP.NET, Azure, Angular, React


2013 - 2015
  • Created, architected, and developed Cloud15.com: a cloud-based rapid web development platform.
  • Managed a team of interns (2-3), contractors (2-4), and designers (1-2).
  • Developed Windows Azure Cloud Service using ASP.NET MVC 5 (C#), Entity Framework Code First, and the SQL Server.
  • Built the front end using HTML, Less, TypeScript, Knockout.js, Require.js, jQuery, and Bootstrap.
  • Developed many back-end workers including data crunchers, cachers, search optimizers, cleaners, and Azure service managers. All were written in C#.
Technologies: REST APIs, Cloud Services, Less, Knockout (Knockout.js), AngularJS, ASP.NET, Azure


2013 - 2014
Intelliweb Consulting
  • Created Intelliweb Consulting and sourced local clients in the Seattle area.
  • Worked with the senior leadership to optimize developer productivity and processes.
  • Automated the setup process for a new development environment on IIS using Node.js scripts. Reduced the process duration from two days to under one hour.
  • Created and managed a team that developed an internal API caching service that enables the caching/mocking of products for development and testing.
  • Ported Node.js build tools to work on Windows and enabled remote work through Windows Virtual Machines.
Technologies: AngularJS, Less, ASP.NET, IIS, Node.js

Software Engineer

2009 - 2012
  • Created a Modern Bing app for Windows 8 operating system using JavaScript, HTML, and CSS.
  • Prototyped several Windows 8 apps using C#.
  • Created internal-facing Microsoft testing websites using ASP.NET, C#, and SQL Server.
  • Developed a fully automated testing suite for the UI of Windows operating system.
Technologies: Bing API, Testing, C++, Windows App Development, REST, ASP.NET

Founder | Developer

2006 - 2008
  • Built more than 20 websites for various clients like a basketball team, a jeweler, and a journalist. All this was done while I was going to college at the time.
Technologies: Joomla, PHP


Finders is a Lebanon-based eCommerce startup.

Personal Website

This is my personal website. It was built using React and ASP.NET Core 3.0 (C#) and deployed to Azure.

Azure Signup Experience

I managed the team that was responsible for the Azure Accounts portal.

Trading Planner

Trading Planner is a personal project to help stock market traders plan for their trades.


HTML5, JavaScript, Less, CSS, C#, TypeScript, C++, PHP


Knockout (Knockout.js), ASP.NET, ASP.NET MVC 5, Angular, AngularJS, Chrome, OAuth 2


React, React Redux, jQuery, Highcharts, Node.js, REST APIs, Bing API, Twitter API, Facebook API, Twilio API, SendGrid API


Microsoft Visual Studio, Windows Azure SDK, Visual Studio, Git


Azure, Web, Visual Studio 2017, Windows, Joomla, Azure Functions


Azure Blobs, Azure Tables, Azure Queue, MongoDB, Redis, Microsoft SQL Server, Azure SQL Databases, Azure Cache, Azure Websites, Azure SQL, SQL Server 2012


Ajax, Web Scraping, IIS, IIS 7, IIS 8, Cloud Services, OAuth, OpenID Connect (OIDC)


Concurrent Programming, REST, Windows App Development, Testing

2007 - 2008

Master's Degree in Computer Engineering

University of Florida - Gainesville, FL, USA

2003 - 2007

Bachelor's Degree in Computer and Communications Engineering

American University of Beirut - Beirut, Lebanon