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Mohamed Faramawi

Mohamed Faramawi

Full Stack Senior Software Engineer

Egypt - Tests: 2 - Portfolio: 1

Im a software engineer backed by 12 years of experience and proven ability to develop high-performance applications and technical innovations. My technical experience areas includes : Working on cross-platform solutions (Windows, Linux). Built solutions using several scripting/programming languages (Java,Python,C#,JavaScript,PHP,ASP.NET,Node.js). Experience in data storage solutions (MS SQL Server, MySQL, Mongodb, Redis). Advanced knowledge of web development frameworks/tools and best practices (HTML,CSS,JQuery,Backbone.js, Django, Pyramid,Express.js) Large data processing tools (Hadoop) Web servers like (Apache, Nginx, Tomcat, IIS) Unit testing frameworks and continuous integration tools. Source Version Control applications (SVN, Git) Amazon Cloud Services (AWS, S3) And there is much more to list of skills i gathered over the years.

$45.00 /hr
6,812 hours

Yuriy P.

Yuriy P.

Web-developer (PHP/Python + Frontend)

Russia - Tests: 9 - Portfolio: 7

Hi, I developed web applications for last 4 years using PHP, MySQL, xHTML, CSS, JS (native and with framework). I worked on absolutely new projects and maintained existed ones. I also have some experience in SQL, Ajax, OOP, JSON, XML and worked with different php frameworks (I prefer Kohana to build websites from the ground up).I'm seeking work to create awesome web applications. If you have some work for me - let's discuss collaboration.

Groups: Zend Certified Engineers

$33.00 /hr
3,541 hours

Evgeny S.

Evgeny S.

Senior Software Engineer

Russia - Tests: 4 - Portfolio: 6

I am an independent software engineer with a very broad range of development skills and technologies. I most enjoy working in small innovative teams and with individual decision makers to help grow their ideas into mature and robust software systems based on modern technological foundations. I'm also not a stranger to big software companies, and I can be a reliable team member as well as a small group project architect/leader when needed. I have experience with the following technologies: - C++, Python, JavaScript, C#, Java - Nginx, Gunicorn, Gevent, Flask, Django, jQuery, Node.js, Apache. - MS SQL, DynamoDb, Amazon SDB, MySQL, Redis, NoSQL. - Linux, Amazon EC2, SQS, SNS, S3, RabbitMQ. - Win32 API, HTML5, Android, NDK, GTK, WinForms I'm also eager to extend my experience in cutting edge technologies and programming languages like Golang, Erlang, Nim, Rust, Haskell... I am looking for the opportunity to design and build a system from the ground up for you!

$50.00 /hr
2,531 hours

Alexey Pechnikov

Alexey Pechnikov

GIS and Algorithms Researcher

Russia - Tests: 5 - Portfolio: 9

I have a Master's degree in radiophysics and electronics. In addition to fundamental mathematics and physics knowledge I specialized in computer simulation and computer vision technics. My experience ranges from research to applications. I prefer simple solutions and reliable technologies. I make compact and fast applications having a vast background in producing firmware for embedded devices with relatively small RAM, slow CPU, and very long uptime. Cross-platform programming is not hard, it is the only way :) In addition, I am experienced in full-stack development: * client-side programming (python, R, Tcl/Tk, C), * server-side programming (python, R, C, java, Tcl/Tk, shell scripting), * database programming for PostgreSQL, SQLite, OpenLink Virtuoso, * programming of algorithms, utilities and RDBMS (C, python, R, Tcl), * and some other.

$70.00 /hr
661 hours

Andrey E.

Andrey E.

Web Developer (NodeJS, PHP, Javascript, Redis) | Web scraping expert

Russia - Tests: 6 - Portfolio: 16

TOP-RATED UPWORK DEVELOPER, SEE BADGE ON THE RIGHT SIDE. I'm web scraping expert/full stack NodeJS/Javascript/PHP developer with 7+ years of commercial experience. I'm good problem solver holding M.S. in maths and computer science. Today I'm offering webscraping/php/javascript services as a freelancer. I'm Top Rated Upwork developer. My main skills: • Web scraping, parsing, automation, data processing • Simplehtmldom, Goutte, Symfony Browser Kit, Cheerio, CasperJS, Regular Expressions, Xpath • PHP, JavaScript, Java, NodeJS, PhantomJS, SlimerJS, LUA • Laravel/Lumen frameworks • HTML5, CSS3, LESS, Bootstrap Framework • MySQL, MongoDB, Redis • Memcached, ZeroMQ, ReactPHP • SocketIO, Websockets • REST, SOAP, XML, JSON • Matlab, Wolfram Mathematica • Jquery, KnockoutJS, BackboneJS, RequireJS • Prestashop, OpenCart • Experience working with APIs: Ebay, Spotify, Amazon AWS, Amazon MWS, Flickr, Facebook Graph,, GitHub, Instagram and several others • Git, SVN • Apache, Nginx, Curl • Amazon AWS • Linux, Vagrant • Understanding of OOP principles and software design patterns • Teamwork experience I have a github account and personal blog. Unfortunately Upwork doesn't allow to share these details in overview:) Over the years I’ve developed a lot of web scrapers of different complexity mostly using PHP (simplehtmldom, browserkit) and NodeJS/PhantomJS (casperjs). Some were simple regex-based and others were complex distributed systems with multiple proxies and Amazon AWS support. Also I developed a wide range of websites using PHP, HTML, JavaScript, CSS and MySQL including several e-commerce websites (+ Prestashop, Opencart). I built sites both from scratch and using frameworks, developed custom modules and extended existing ones for my clients. I have experience in PHP/MySQL performance tuning. Last two years I was working as MMO game (Clash of Clans/Heroes of Might and Magic-like mechanics) logic/backend developer. I’ve implemented distributed message queues, realtime leaderboards with Redis, Mysql, PHP. Developed battle-related algorithms (game unit classes, attack/defend, shortest path, quadtree). Then I’ve done some frontend development, e.g. – developed embeddable javascript classifieds widget and fitness/health single page web application with realtime updates/notifications (HTML, CSS, JavaScript, Jquery, Knockout.js, MomentJS, REST, AJAX,

Groups: Coding Champs

$50.00 /hr
265 hours

David Mestre

David Mestre

Python, Web Scraping, Data Analysis, Data Science

Spain - Tests: 9 - Portfolio: 2

- Data cleaning, data analysis, modeling and simulation techniques using Python - MySQL/MongoDB/Sqlite/Sparql/Postgresql - System administration - Machine Learning - Web scraping/crawling with python - Parsing xml/csv/json - AWS servers - Django Framework - Python libraries: pylab, scipy, pandas, matplotlib, ggplot, seaborn, bokeh, numpy, csv, re, json, urllib, urllib2, socket, httplib, sklearn, BeautifulSoup, selenium, requests, lxml, boto, xml, sys, so, subprocess - IDEs: iPython notebook, Komodo Github:

$40.00 /hr
1,223 hours

Gabriel Moncarz

Gabriel Moncarz

Data Scientist - Computer Engineer - Python developer

Argentina - Tests: 5 - Portfolio: 2

Computer Engineer, Master in Quantitative Finance, Data Mining and Big Data specialist, and curruntly studing a master in Data Mining and Knowledge discovery. I've been developing backend software, tools and plugins to international companies for the last 10 years. I code in Python, Perl, Java and C. All my developments run on Linux and Unix environment. I manage Linux servers, DB Engines, Tomcat/apaches servers and most well known Linux tools and services. For statistical analysis I work with Scikit Learn, SciPy, NumPy, Pandas, Theano, R, MatLab and SPSS.

$38.00 /hr
3,651 hours

Alexander Kozlov

Alexander Kozlov

Top level professional Architect and SW engineer

Russia - Tests: 21 - Portfolio: 5

Make things done! I'm a professional C/C++ developer with more than 12 years of experience. I have been working both for a companies from Fortune 500 list, and a small local companies. My core competency lies in the world of mobile applications, SaaS and PaaS, desktop software and games development. I love to do my work right and really enjoy being respected for the things i do.

$55.56 /hr
1,772 hours

Gofur H.

Gofur H. Agency Contractor

pro*C/C++, plsql, CSS, PHP, flex, AS3, Oracle, Ajax, OOP, C#, .NET

Czech Republic - Tests: 13 - Portfolio: 5

Over the last 10 years, I have developed a wide range of websites using HMTL,DHTML,CSS, PHP, flex, actionscript including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I also have solid skills in the following areas: MySQL, PostgreSQL, Oracle, Plsql, Interbase Pascal/Delphi, JDK 4,5 and 6JEE 5, c/c++, Pro*c, Web Services SQL, Ajax, OOP, and software design and testing.

$38.89 /hr
1,471 hours

Viktor Pogrebniak

Viktor Pogrebniak Agency Contractor

C/C++/CUDA expert

Russia - Tests: 10 - Portfolio: 5

Software Engineer with more than 7 years of experience, have a lot of completed production C++ and Python projects, have strong GPU programming skills (CUDA), highly interested (and have several last years of uninterrupted experience) in Computer Science, especially in Data Analysis, Computer Vision, Machine Learning, Image Processing, Pattern Recognition and Data Mining fields. During the last 5 years I have worked on: - Computer Vision solutions (video survilliance techniques, Object Detection, Object Classification). - Machine Learning solutions (Neural Networks, Support Vector Machines, Decision Trees etc.). - Data Analysis solutions (statistics, visual search, visual indexing). During these years I have coded in C/C++, Python (main languages), Java and matlab. I create solutions for different platforms (Linux, Windows, Mac). I can use any VCS (mercurial, git, SVN etc.), having worked with other programmers in several projects (including technical leading). I have widely used libraries such as OpenCV, PCL (Point Cloud Library) and FFMPEG, and I have wide experience with solutions based on them (including optimization of existing algorithms). I also have strong QT skills (both front-end like GUI and back-end like threads, containers, databases, networking etc.) from early 3.x versions to the latest 5.x (including porting to the newer major version).

$60.00 /hr
798 hours