Nikolay Markov

Moscow, Russia

Member since May 9, 2014

Nikolay is a software engineer with a good knowledge of Python, algorithms and data structures. He has experience with scalable and highly loaded systems architecture - Web technologies, NoSQL, OpenStack - as well as experience leading groups of developers.

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Portfolio

Mirantis
Python, OpenStack, AMQP, SQLAlchemy
Mail.Ru
Python, Perl, gevent, Wireshark, tcpdump
Notamedia
Python, Django

Experience

Linux, 5 years
Python, 5 years
Django, 4 years
Web App Development, 4 years
Flask, 3 years
Pandas, 2 years
Gevent, 1 year

Availability

Part-time

Preferred Environment

Linux, VIM/Sublime Text, tmux, GitHub

The most amazing...

...thing I've worked on was an implementation of the MRIM protocol (Mail.Ru Agent) in pure Python, with asyncore from scratch, using just C header files

Employment

Software Engineer
Mirantis
2012 - PRESENT
- Implemented REST API service for manipulating environment entities (clusters, nodes, networks) and preparing cloud system (OpenStack) deployment.
- Implemented AMQP client in Python for sending and receiving data from deployment orchestrator.
- Contributed to open source projects (including OpenStack), and interacted with community.
- Wrote unit and integration tests for a code and also performed extensive code review of all Python-related parts of our product.
- Worked on Chef/Puppet recipes for OpenStack deployment and Make build system for building an ISO.
Technologies: Python, OpenStack, AMQP, SQLAlchemy
Developer of Internal Services
Mail.Ru
2011 - 2012
- Maintained a huge, highly-loaded script, written in poor Perl for a distributed SMS processing (implementation of SMPP protocol).
- Developed an asynchronous implementation of SMPP protocol in Python, using gevent and asyncore.
- Implemented the MRIM (Mail.Ru Instant Messaging) binary protocol from scratch in Python (using asyncore and struct).
- Analyzed traffic using Wireshark/tcpdump and implemented simple dissector plugin for MRIM.
- Interacted with partners responsible for SMS traffic through phone, and performed troubleshooting for cases of undelivered messages.
Technologies: Python, Perl, gevent, Wireshark, tcpdump
Web Developer
Notamedia
2011 - 2011
- Developed multiple web sites with Django.
- Worked on end-user documentation for content management system.
- Maintained multiple web servers, which included deployment, upgrading, DB migrations and writing configs.
- Performed code review and SQL queries optimization.
- Wrote unit tests for projects.
Technologies: Python, Django

Experience

Official site for one of the biggest Russian political parties (Development)
I worked for the whole back-end part of the website of one of the biggest Russian political parties.
Fuel-Web (Nailgun) (Development)
https://launchpad.net/fuel
A tool for installing and managing OpenStack.
Python Best Practices and Tips by Toptal Developers (Publication)
https://www.toptal.com/python/tips-and-practices
This resource contains a collection of Python best practices and Python tips provided by our Toptal network members.

Skills

Languages
Python, JavaScript, C++, C, Go
Frameworks
Flask, Django
Libraries/APIs
NumPy, Pandas, SQLAlchemy, Gevent, jQuery, AMQP, Scikit-learn
Paradigms
Asynchronous Programming, Concurrent Programming, Agile Software Development, Distributed Programming
Platforms
Linux, Windows
Other
Tornado, Web App Development, Big Data, Data Analysis, Statistics, Elasticsearch, Machine Learning (ML)
Tools
GDB, PDB, Vim Text Editor
Storage
MySQL, MongoDB, PostgreSQL

Education

Master's degree in Information Technologies and Management
"D.I.Mendeleev" Moscow University of Chemical Technologies of Russia - Moscow
2006 - 2011

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