Driving development from concept to deployment

PostgreSQL query optimisation and tuning (10-100x performance improvements)

Python, Django, PostgreSQL, CloudElements, Salesforce, Marketo, Heroku, AWS, CirleCI, JIRA, GitHub

Sold. CrashKeeper is an exceptional error tracking service for Erlang/Elixir applications. Support deep integration with the Erlang code, IM, Task Tracking services, Notification using various channels (SMS, Email, Jabber, IRC): https://crashdump.io/about

Python, Celery, MongoDB, Django, JavaScript, Backbone.js, RabbitMQ, IMAP, Gmail API, Salesforce API, Microsoft Dynamics API, AWS (EC2, S3, Data Pipeline), Docker, Puppet, IPython, NGINX, Apache2, DevOps, NetSuite API

Participated in the development of news websites and web-services. This included design, development, testing and writing documentation

Created complex tool for testing and integration with Jenkins for the framework that was written inside company using Python, Selenium, Node.js

Wrote various shell, Python scripts to automate testing and continuous integration process

Developed Javascript behavior code for User Interaction

Worked with Redmine, Mercurial, Jenkins, LDAP, nginx, linux, social API (Instagram, Facebook, Twitter, LiveJournal), AJAX, MySQL, Memcached

Technologies used: Python, SQLAlchemy, Werkzeug, Mootools, Webob, Jinja2, JavaScript, XML, AJAX, LDAP, HTML5, CSS3

I was extensively involved in the development of the social network

Designed, developed and implemented profile system for the social network in distributed team

Refactored codebase and wrote tests

Analyzed the performance of system software code and wrote code to tune it

Analyzed the performance of SQL queries and tune it

Integrated database migration and continuous integration and deployment in development process

Worked with Redmine, Git, apache, MySQL, Google Maps API

Technologies used: PHP, Kohana, jQuery, JavaScript, AJAX, HTML, CSS