Amazon Advertising - My team built critical ads delivery backend systems.

• Led the development of asset customizations rules ads API. Worked on both ads delivery backend and the WWW layer for the API. $100M+ revenue touched in H1 '18• Built self-contained executable for uploading marketing data in node.js that allows less technical retail advertisers to send offline signals without building API integrations.• Worked with various ads products making changes requested by advertisers in an agile manner.• Led a team developing a tool that will help advertisers to have optimal ads structure for maximizing the return on ads spend.• Was responsible for providing direct support to the top advertisers on FB at the time. Helped identifying and triaging technical problems and product limitations to our ads products teams. "Facebook's Solutions Engineering team is comprised of entrepreneurial-minded and talented software engineers who have experience building and shipping products. We help Facebook's marketing and advertising partners succeed and reach their business goals with Facebook products, by finding technology solutions to meet their needs. We work with external clients and partners across many industries — travel, retail, e-commerce, gaming, financial services, automotive, entertainment and beyond."

- Designed and built features for Quikly, a unique social marketing platform built with Ruby on Rails.- Successfully scaled the application from 5k requests/min to 100k+ requests/min.- Architected and implemented micro services in Go to be able to handle more than 1 million req/min with 100k concurrent users. 10 times the scale of original Rails app.- Built custom load testing tool in Go to test tens of thousands of concurrent users.* Technology Used: Quikly dev team develops the promotion platform and supporting services in Ruby on Rails and Go. We are also heavily invested in Redis while also loving postgres. For client-side projects we use Ember.js and Backone.js. We are very open to adopting new technology/methodology.

- Built the web application backends that powered social media marketing campaigns for large brands such as Chrysler (Ram Trucks, Jeep, Dodge, FIAT USA) and Samsung (TV, Exynos).- Worked on custom PHP framework used to build the marketing applications. - Set up and managed cloud infrastructure for promotion microsites. (LAMP stack on Rackspace)* Technology used: javascript, Ruby, PHP, Node.js, LAMP stack setup/maintenance.

- Complete rewrites of two main e-commerce platforms in Rails that generate over $20 million/yr (http://www.techstreet.com). - Improved product search performance using solr/lucene.- Used BDD/TDD and maintained 90%+ test coverage. * Technology used: Ruby on Rails, mysql, Oracle, javascript, BDD using Rspec and Cucumber, helped setting up full Rails stack with Apache, Passenger, mysql, and Rails 3.

- Successfully launched 100+ custom web applications for digital marketing campaigns of top brands such as Coca Cola, Citi, Microsoft, General Mills, P&G, etc...- The types of custom applications includes video/photo contest, trivia, instant win game, advergame.- Applications built for notable campaigns: Baby Gap Casting Call (~1M entries), Sears Million Points Contest (10M votes)* Technology used: Perl, javascript, Ruby, mysql

- Developed various types of custom web applications that generated real $.- Main Projects: 1) Built custom fantasy hockey site in 2 weeks and launched it for 2009,2010 NHL playoffs, and 2010 Winter Olympic Games. Generated $30k+ in revenue in 2 months. 2) Built an online user portal for a privately owned oil/natural gas company. 3) A Restaurant website with custom content management tool. * Technology used: Ruby on Rails, mysql, Rails, javascript

- C++/MS SQL developer on General Motors' GM SPO MASS project.- Made weekly updates to the vehicle/parts catalog software of GM dealer equipment Tech2. - Back-up DB admin for vehicles-parts data collection in MS SQL Server that covered of all GM vehicles in service.* Technology used: C++, Java, MS SQL Server