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Last updated: October 1, 2015

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Anup Shinde

Anup Shinde

Web Development, Data Science, Machine Learning


Web developer specialising in high quality web applications and expertise in JavaScript. Experienced in implementing machine learning algorithms, web scraping and data mining Skills: Web Design and Development - JavaScript, AngularJS, NodeJS, ExpressJS, MongoDB - Python programming - HTML, CSS, CSS3, jQuery, Bootstrap, Sencha ExtJS, Sencha Touch - Google Cloud, Google Analytics, Google Apps Script, Google APIs, Google App Engine - Salesforce,, ASP.NET, MSSQL, C#.NET - PHP, WordPress, MySQL Machine Learning and Data Science: - Data mining and Predictive analytics - SciPy, scikit, NumPy, NLTK, Classification, Regression, Clustering - Genetic algorithms, Genetic Programming - Web scraping, Web bots and web spiders. - Computer Vision, Face recognition, Natural language processing - R Programming, MT4 Expert Advisors My tech blog and public domain work at:

96% Job Success
$55.00 /hr
3,242 hours

Pavel Logacev

Pavel Logacev

Data Science | Statistics | R Programming

Germany - Tests: 4 - Portfolio: 3

I have a PhD in Cognitive Science and a MSc in Computational Linguistics, as well as several years of experience in statistical data analysis and software development in R. I have developed software in pure R as well as in C/C++/Rcpp, with a focus on the implementation of machine learning algorithms and statistical techniques. I enjoy understanding all kinds of data, as well as helping others understand it and convert it into actionable intelligence. I am particularly interested in churn analysis and statistical consulting regarding usability studies or A/B testing in advertisement and e-commerce. I have experience in analyzing and reporting on data from sectors as diverse as psychology, education, health, finance, SEO and E-commerce. Most recently, I have analyzed online user behavior for, and created a Bayesian model of conversion and profitability to manage campaigns on Google Adwords. I specialize in churn analysis and survival random forests, but I can help you with anything from simple ANOVAs or linear mixed effects models in lme4 to Bayesian methods in RStan.

91% Job Success
$45.00 /hr
520 hours

waldemar kwasniewski

R Programmer, data science, data mining


I am an experienced R programmer and data analyst, ready to use my knowledge, practice and interest in data science to find a quick, reliable and clever way to perform any task you have to be done. I can help you to extract actionable knowledge form your data, find dependencies, build predictive models, translate your concepts into formulas, and your ideas into algorithms. My main fields of expertise are: • data mining and cleansing - fluent in extracting useful data using fast and flexible tools; • market analysis, statistical computing - finding patterns in data to gain interesting insight, based on solid statistical knowledge and visualised in an approachable way. I strive for excellence in each aspect of the project, guaranteeing maximum focus on detail, providing a solution tailored to the customer's expectations and top-class communi I am looking for projects in mathematics, machine learning, signal processing

$22.99 /hr
2 hours

David Mestre

David Mestre Agency Contractor

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 - Python libraries: pylab, scipy, pandas, matplotlib, ggplot, seaborn, bokeh, numpy, csv, re, json, urllib, urllib2, socket, httplib, sklearn, BeautifulSoup, selenium, requests, lxml, xml, sys, so, subprocess - IDEs: iPython notebook, Komodo Github:

Associated with: Silver Seahog

94% Job Success
$40.00 /hr
1,158 hours

ingyu koh

ingyu koh

analysis of your problem and reliable solution

South Korea - Portfolio: 2

I am software engineer and scientist with experiences in pattern recognition in image, voice, financial data and texts. Programmings are in C++, php, javascript, html, css. I worked in KAIST(Korea) as well as Imperial College(London), Fermilab(USA). I am bilingual in Korean and English. You can have immediate responses through Skype meetings.

80% Job Success
$49.00 /hr
178 hours

Mahesh K.

Mahesh K.

Data Analytic's Expert with AX 2012 T&L, PMP and CSM certifications

India - Tests: 4

Certified PMP from PMI, USA. Am having 16 years of IT industry experience in various domains and had experience with various clients spreading across different geographic locations (worked in Singapore, Indonesia). Over the last 5 years, I have been managing the projects in .NET Technologies, using SQL Server 2005, Oracle 10g databases for clients in USA involving entire SDLC cycle. Well versed with project management methodologies namely Waterfall, Agile - Scrum. I'm seeking opportunities to manage the projects that help your organization with high quality deliverables within time and budget. I also have experience in MS-Project 2010, MS-Visio, MS-Access, Crystal Reports 11, ASP.NET2.0.

$22.22 /hr
0 hours

Jeffrey S.

Jeffrey S.

Data Scientist, Project Manager and Labview Developer

United States - Tests: 3

I have deep experience working with large data sets to solve complex problems. My background includes working in the areas of Bayesian statistical analysis as well as predictive analytics, business intelligence, data modeling and forecasting. I have worked used my skills in a variety of industries such as energy, manufacturing, finance and aerospace. I also have more than a decade of development experience, primarily with National Instruments Labview, as well as many years of project management experience and my PMP certification.

$67.00 /hr
9 hours

Scott S. McGeary

Scott S. McGeary

BI/Reporting Data Architect

United States - Tests: 2 - Portfolio: 4

With 16 years of experience in the public and private sector, I bring a vast spectrum of experience from many platforms and technologies. I started my career doing web development for several years and migrated into data warehousing, reporting, data management, data automation, and pretty much anything you can think of that deals with data. The Microsoft SQL Server BI Stack is my wheelhouse, but I use many other tools beyond SSIS and SSRS, such as Tableau and Crystal Reports. I enjoy solving extremely complex data issues with my skill set. My passion is making data "work" for my clients. I still do a bit of web development for clients and am very proficient in Classic ASP web apps. Let's talk about your project and see if I am a good fit!

100% Job Success
$45.00 /hr
71 hours

Rowan V.

Rowan V.

Data Scientist, Data Developer, Visualization

United States - Tests: 7

I am passionate about quantitative investigative methods and data analysis. I have experience utilizing a variety of methodologies and tools, including R, Python, JavaScript, and Tableau in order to answer data-related questions. Currently @Twitter, formerly at Spartz, Inter-American Development Bank, and Cambridge Energy Labs. I have a B.S. from MIT, and have a strong background in experimental design, statistical analysis, data visualization, and machine learning techniques. With over 10 years of programming experience and a strong statistical background, I can help you make sense of your data. I am able to provide writing and coding samples of my past work, for a few of my past projects, please check out

$80.00 /hr
9 hours