Chicago, IL

https://github.com/osalabs

Top Achievements

• Top Coder on RentACoder.com – ranked 50 place out of 200000 coders, Excellent reputation (10/10)
• Top 1% PHP Coder on Elance.com
• Top 5% MySQL expert on Elance.com
• Top 10% Perl Coder on Elance.com
• Author of the popular open source utility phpMiniAdmin
• Successfully managed Mail.ua startup team with $1.5 million budget

Employment

• Frontends (html/css/js/vue), Backends (PHP/ASP.NET/.NET Core/C#), Databases (SQL Server/MySQL/Access)
• Leading a team of developers, developing Business Application Web Framework, ensuring project deadlines and quality standards were met.

• Helped in building high-load service for organizing/cleaning user's mailboxes with HTML/CSS/JS/Vue.js, PHP/MySQL/AWS, Gmail API, MSGraph API, IMAP

• Created Warehouse management system, PHP/SQL Server. For customer in UK
• Contact handling database with fuzzy search logic and enhanced deduplication. PHP/MySQL. Perth, AU
• Web based tool for tracking jobs, clients, workers and purchase orders. PHP/MySQL. Perth, AU
• Developed several iOS apps with Phonegap/HTML/JS and PHP/MySQL as cloud backend. Perth, AU
• Successfully enhanced front-end and high-load backend engine for expired domain search/purchase, JS/PHP/MySQL/Sphinx. CA, US
• Created several Document Management systems, ASP.NET/SQL Server, Bullhorn API. IL, US
• Implemented Reporting systems in Access with data from SQL Server. IL, US
• A tool for uploading and sharing news videos between contractors and TV stations, Amazon S3. IL, US
• Also helped many websites to optimize DB design and queries to speed-up their pages. MySQL/SQL Server
• and much more (really)

• Built up large-scale mail web service from scratch. Created architecture specs and implemented robust scalable back-end for handling TBs of data under high load.
• Created strong dev team, created initial framework backend modules and UI components, managed tasks(Scrum) and wear multiple hats - it was a startup :)
• Used HTML5/CSS/Ajax/Javascript/jQuery, Perl, SQLite, MySQL, Nginx, Apache, Debian, Memcached

• Successfully created and launched photo-based dating startup.
• Designed architecture, db structures. Created all the code for backend and frontend in PHP and JS/HTML.
• Optimized db for high load - MySQL.

• Completed more than 100 projects with “Excellent” (10 of 10) rating.
• Used all the range of technologies/languages listed in summary – from PHP/MySQL and ASP/ASP.NET/SQL Server websites to heavy-loaded backend services with Perl/C

• Successfully created and launched startup, that become Top-3 largest Ukrainian portal
• Performed hands on web development as well as managing developers team
• Used: HTML/CSS/JS, Perl, Apache, MySQL

• Architect web services and code new modules
• Created whole UI for the KronLog – enterprise timesheet management solution
• HTML/Javascript, Classic ASP, IIS, SQL Server 2000

Performed non-web software development work:

• As Lead software developer at Interbank Processing Center (VISA/MasterCard), National Bank of Ukraine created ATM screen designer, Transaction Log Analyzer and Real-Time Monitor software in Delphi
• As software developer at Duerkopp Adler Ukraine Ltd created Contract and Document management system for trade representatives

Education & Certifications

National Technical University of Ukraine "Kiev Politechnic Institute"

• Masters equivalent degree in Computer-aided Systems of Data Processing and Management, 1999
• Bachelor of Computer Science, Jun 1997
• Masters equivalent degree in Industrial Marketing, 2000

• Improving Deep Neural Networks: Hyperparameter tuning, Regularization and Optimization, 2017
• Neural Networks and Deep Learning, 2017

Languages and Technologies

• hands-on experience with HTML5/XHTML/CSS + Twitter Bootstrap v.2, v.3, v.4, v.5
• Javascript, Vue.js, AJAX, jQuery, JSON, XML, REST
• Perl, PHP, Classic ASP, MS Access, ASP.NET (VB, C#), .NET Core
• Expert SQL skills (MySQL, SQL Server, SQLite, MS Access) as well as Sphinx
• Amazon AWS (EC2, RDS, S3, SQS, etc...), Apache, Nginx, IIS, Memcached
• Visual Studio, Xcode, Sublime Text, SVN, Git
Experienced in cross-platform development - Unix/Windows.
Strong debugging, troubleshooting and problem solving skills.

Human Languages

• English – fluent written and speaking
• Ukrainian – native
• Russian – native
• Vietnamese – beginner