Python Javascript Freelancers

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Yuriy K.

Yuriy K. Agency Contractor

Enterprise RIA [Adobe Flex|AIR/JavaScript], RoR, Java, Python, Linux

Ukraine - Tests: 9 - Portfolio: 1

7th place in Top 25 Best Software Developer on oDesk for November 2009! 1st top ranked Flex/Air Developer on oDesk. Over the last 7 years, I have develop applications using Java, Python, Ruby, Adobe Flash, Adobe Flex 2,3,4, ActionScript 3, Caingorm, Robotlegs I specialize in developing high quality enterprise scale application where I can utilize my knowledge.I also have big experience in the following areas: Java, Django, Ruby on Rails, .NET, HTML, CSS, SQL, Ajax, Postgresql, MySQL, Oracle, project management.

Groups: Engine Yard Ruby on Rails Professionals Network

Associated with: TSF Solutions Agency

97% Job Success
$33.33 /hr
12,694 hours

Alexander Lytyuk

Alexander Lytyuk Agency Contractor

ASP.NET, C#, Rails, Python, Java, PHP, NodeJS, JavaScript Expert

Russia - Tests: 12 - Portfolio: 1

Experienced in .NET Framework / ASP.NET MVC / SQL Server / PHP / Zend Framework / Kohana / Yii / CodeIgniter / Ruby / Rails / Sinatra / Java / Scala / Vert.x / MySQL / PostgreSQL / Redis / MongoDB / SQLite / node.js / express.js / / CoffeeScript / Backbone.js / Angular.js / Require.js / Bootstrap / HTML5 / CSS3 / LESS / Javascript / JQuery / TDD / BDD / Git / Mercurial / SVN GitHub: BitBucket:

Associated with: Intspirit

99% Job Success
$35.00 /hr
4,552 hours

Vadim O.

Vadim O.

Senior Web & DB developer (SQL, Python, ASP.NET, Django, JavaScript)

Greece - Tests: 3 - Portfolio: 7

My experience on development, timely speaking, exceeds a decade. I use either ASP.NET development environment, or Django/Python, depending on the project and/or customer's requirements. Additionally, I pursue edge technology solutions, aiming for the best quality maintaining the minimum possible cost; depending on the project's flexibility. Please feel free to contact me for any further inquires.

Groups: Microsoft Certified Professionals

$27.78 /hr
2,153 hours

Ioan-George Istrate

Ioan-George Istrate


Romania - Tests: 10 - Portfolio: 8

I am a PSD to HTML expert with over 7 years of experience. Available for work during EST (GMT-5) timezone. Specialities: PSD to HTML5/CSS3 using SASS, Compass, Susy or LESS Responsive Websites / HTML Email coding Tools: HTML5 Boilerplate / Modernizr / SASS / Compass / Susy / LESS / PIE decorations Highlights: Semantic markup / Cross browser compatible (Internet Explorer 6+) / W3C valid markup / SEO friendly code / Tableless / DRY Code / Speed Optimized Code Education: Concord University, Athens, WV, USA Bachelors of Science, Computer Science and Mathematics August 2011 - May 2015 Completed projects in C/C++/C#, Python, Java/Android, Assembly, Unity3D, Swing, SDL2 Math classes: Calculus 1-3, Linear/Abstract/Discrete Algebra, Calculus Based Physics 1-2

$19.99 /hr
652 hours

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.

100% Job Success
$45.00 /hr
6,395 hours

Christopher James

Christopher James

PHP Web App Developer: Any Framework, APIs and UI. 15+ years (USA)

United States - Tests: 6 - Portfolio: 12

Since 1998 I have developed dozens of web applications focusing on a wide-range of industries including custom search engines, affiliate marketing, real estate solutions and worker safety. As an autodidact, I pride myself on learning new technologies and continually improving my skill-set. As a freelancer, I believe in professionalism, clean code and representing my craft to the highest degree possible. On the server-side, Laravel is my current PHP framework of choice, although I am comfortable working with Zend, CodeIgniter, Cake and Yii. For the database layer, I have 14 years of experience with MySQL. On the client-side, I prefer jQuery, Backbone and Twitter Bootstrap. Although I am not a graphic designer, I know my way around the Adobe software suite. I write standard compliant HTML5 and CSS3. I have an eye for useable, clean and obvious functionality. I have experience with many APIs, including Amazon,, Infusionsoft, Facebook, Twitter, PayPal, eWay, and Google. I can write APIs from scratch and give your application a RESTful interface. I am seeking opportunities to build custom web applications from the ground up or taking an existing code base and improving upon it.

100% Job Success
$110.00 /hr
6,947 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!

100% Job Success
$50.00 /hr
2,468 hours

Vitaliy Podoba

Vitaliy Podoba

Expert IT Consultant and top-notch Python coder

Ukraine - Tests: 4 - Portfolio: 1

I can help you make more profit and save your time by means of programming approaches and web technologies. Deeply care about your business related concerns while hiding all the technical stuff from your eyes. I'm experienced IT consultant and programmer with more than 8 years experience. Skills include: Project Management, Mentorship, Trainings, Python, Zope, Plone CMS, HTML, CSS, JS, PHP. You can call me in case you need: * consultant to help you improve your existing or create a new online presentation (website) for your offline business and get more leads from your potential customers * technical manager to lead your team of developers to create new web service * top-notch coder to create your next generation web application or SaaS service * help to start your own social network or portal * help to optimize, scale and troubleshoot your existing application

$60.00 /hr
1,932 hours

Andrey E.

Andrey E.

Backend Developer with Frontend Skills

Russia - Tests: 6 - Portfolio: 15

I'm web scraping expert/full stack PHP/Javascript (Frontend/Nodejs) 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. 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

98% Job Success
$39.90 /hr
231 hours