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@mkrdesign
Member since July 1, 2012
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Volodya Makar

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The last 3 months I worked mostly with Python, Tornado, web scraping, ETL(Extract, Transform, Load), text mining, regexp, JS, JQuery, Ajax, Bootstrap, HTML, CSS, Automation & Selenium WebDriver. I have extracted a data from a 106 websites this Autumn, and a dozens earlier. Some of my projects: • web scraper for email addresses, written with Tornado (with web wrapper); • file uploader module for Ticket system (FileIconCSS, Bootstrap); • Backup utility shell scripts (bash) for MySQL databases; • Sniffer Software, based on libpcap; • Client and Server-controller for PandaBoard. ~012bc2f5406c1912b8
$12 USD/hr
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Portfolio

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Experience

Data Scientist (ETL, Python developer)

Sep 2016 - Oct 2016 (1 month)

web scraper for email addresses, written with Tornado (with web wrapper): email scraper take a list of websites (CSV) and crawl the site for personal email addresses. The script store these addresses, as well as data associated with the email, and return a CSV list that can be imported into Excel.

Data Scientist (ETL, Python developer)

Aug 2016 - Sep 2016 (1 month)

web scraper: - review multiple paginated pages - collect the following data: * reviewer name * the url of reviewers profile on the ecommerce site * data from the reviewer's profile (additional url's, ranking, votes, etc).

Data Scientist (ETL, Python developer)

Jul 2016 - Aug 2016 (1 month)

Data extraction from 2 sites 1) government site: execution time: 35 minutes (because > 2 mln entries) 2) website filled with data in Chinese language: execution time: 11 seconds

Freelancer (Software Developer, Data Scientist)

Jun 2016

I have worked for customers from US(California, Wisconsin, New York), UK and Hong Kong. Companies: CPE Nation, Typk, Bloomberg New Energy Finance (BNEF, BBG LP).

Python/Flask Developer

Jun 2016 - Jun 2016 (1 month)

Flask based website: Technologies: Python, Flask, Pep8, HTML, CSS, JS, AJAX, Selenium WebDriver, MySql (without ORM, the access to data via stored procedures(CRUD)). Features: create/modify/delete user profile, show the table with list of users, search by name, form fields Validators with regular expressions, pagination, automation tests written with Selenium WebDriver.

Software Developer

Nov 2015 - Mar 2016 (4 months)

• File uploader module for Ticket system (Php, Js, FileIconCSS, Bootstrap) • Backup utility shell scripts (bash) for MySQL databases. • Prepare the converter for parsing the REST API in Blueprint format and exporting them to Swagger 2.0. (IBM Bluemix, Php, Node JS) • Evernote Integration (NodeJs Express, Evernote SDK-JS, Python, Django, Evernote SDK-Python ).

C Developer

Mar 2015 - Apr 2015 (1 month)

Develop the Sniffer Software, based on libpcap for Linux Ubuntu 10.04 LTS (Linux kernel 2.6 ). Using C, wrote an analogue of tcpdump (console application) which analyzes all packages that meet the specified criteria (mac, ip, port), bind to a specified network interface (eth0, wlan0, any), and keeps the following statistics: list of all unique IP and MAC addresses of the packages and quantity of packages.

Trainee C/C# Software Developer

Jan 2015 - Mar 2015 (2 months)

Server-controller and Client for Linux for PandaBoard (Arm v7, Linux Ubuntu), both written with C, C# (.Net 4.0) Client for Windows for Bitmap image processing and transfer processed data. Write/Read configuration files. Connect to the network over TCP/IP. Parse data from bmp file. Generate and compared Check Sum (CRC8). Send and receive data to/from controller. Image processing: change pixels intensities, creating negative image, inverting colors. After last block build and save a new image.

Junior C++ Developer

Aug 2014 - Nov 2014 (3 months)

• Investigate: How many simultaneous connections does the PC connectors make: the final app works at clean Windows without Linux-like environments for Windows, Gnuplot graph generator or other tools. Perl, CMD, PowerShell, .bat, Gnuplot, HTML5 Canvas, JavaScript, JScript, Evalesco SysOrb. • Full API tests: C++, Boost unit tests, Make.

Web Developer

Apr 2014 - May 2014 (1 month)

i3d.pp.ua. (developed the site ) Angular, Json, Html, Css, jQuery, Bootstrap 3, XAMPP / Nginx. Course work from Technology of the Printing Process «Development of software for organizing 3D printers»; prepared for student scientific conference.

Education

Bachelor of Engineering (B.Eng.)

2011 - 2014 (3 years)

Junior specialist

2007 - 2011 (4 years)

Certifications

problems solved: 156 ( Go(golang), C/C++/C# ) (2015)

acm.timus.ru

(IX.2015 - XI.2015)

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