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Last updated: October 1, 2015
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Thomas Kuilman

Thomas Kuilman

R developer

Netherlands - Tests: 1

I have developed excellent R skills over the past year in my professional career, where I have written an R package for scientific use (see below for link to GitHub page). I am new to developing for clients, but regard this an exciting opportunity to apply my R programming skills in a professional environment. In addition to programming in R, I also have some experience in programming in Python, Javascript, HTML and CSS. I have excellent communication skills, I am eager to learn and looking forward to this opportunity.

$12.00 /hr
0 hours

Isidro Hidalgo Arellano

Isidro Hidalgo Arellano

Data Scientist. Statistics & R expert

Spain - Tests: 2 - Portfolio: 6

I am an experienced Data Scientist looking to be hired. For the past few years I have worked in the areas of data mining, analytics and forecasting. I'm a Excel expert. If my qualifications are suitable for you, please consider me for your next job or project.

$20.00 /hr
6 hours

Fangping M.

Machine Learning, Data mining, R scripting

United States - Tests: 2

Good knowledge and experience in Statistical Modeling, Machine learning/Data Mining • ANOVA, Generalized Linear Models, False Discovery Rate Control • Supervised: Linear Regression, Logistic Regression, Support Vector Machine, Random Forests • Unsupervised: Clustering, Principal Component Analysis, Abnormal Detection Familiar with R markdown.

$30.00 /hr
13 hours

Marek C.

Quantitative analyst, R, matlab, Data scientist


I am looking for challenging problems that require mathematical skills, ingenuity, programming skills, and deep and original thinking. I worked for a few different companies and always on very interesting problems. I am looking for project in the areas of algorithms, machine learning, probability, stochastic methods, signal processing, data compression, predictive methods, mathematical methods in finance, high frequency trading strategies, genetic algorithms. risk analysis, adaptive learning algorithms, discovery of patterns, data analysis, evolutionary computation. Learning classifiers, wavelets and all preditictive methods ( svm, hidden Markov models, neural networks) applied in financial markets. I spent also a lot of time developing trading strategies in different markets, using machine learning algorithms, genetic programming. My favorite tools are matlab and R.

$28.89 /hr
55 hours

Said Karimov

Said Karimov

experienced developer

Russia - Tests: 9

As a diverse skilled professional with rich working experience, i know in certain, that there is nothing impossible to do in the world of software development. Good with other's code, experienced in optimization and redesign. Can work on full stack solutions. Currently in-use skills are requirement analysis, technical design, PHP, mySQL, Javascript, AJAX, SAP ABAP. Able to solve complex problems and implement solutions, lifetime learner, easy acquire new experience.

$20.00 /hr
0 hours

Kelly Black

Kelly Black


United States - Tests: 2

I have a wide variety of skills and experiences. My speciality is in programming with an emphasis on c++, python, and R. I am also fluent in matlab.

$20.56 /hr
869 hours

Curt Wheeler

Curt Wheeler Agency Contractor

US BASED - ASP.NET, C#, SQL Server, Tableau, R-Statistics, SAS

United States

Over 7 years experience in software development. I have developed a wide range of applications. Most projects have been private reporting systems for federal and state run projects. My core competency lies in the collecting, compiling, and analyzing data for academic projects. I work as a manager of small team of individuals that specialize in skills ranging from data entry to statistics analysis as advanced as propensity score matching.

Associated with: 100development Agency

$44.44 /hr
0 hours

Andrey Ogurtsov

Andrey Ogurtsov

Biostatistician / R programmer

Ukraine - Tests: 1

Biostatistician with 3 years of experience. Favourite programming tools - R and SPSS. Performed works: • definitions of primary and secondary variables; • sample size calculations; • writing statistical analysis plans for phase I-IV and bioequivalence trials; • performing statistical analysis and writing statistical reports; • creating CRF; • data input and verification; • developing correspondent SOPs. STATISTICAL AND MACHINE LEARNING SKILLS: • classical methods of analysis; • general and generalized linear models; • non-linear modeling (splines, GAMs); • tree-based methods (bagging, random forests, boosting); • dimension reduction (PCA); • clustering (hierarchical, K-means); • cross-validation; • bootstrap; • multiple comparisons adjustments. PROGRAMMING SKILLS: • using R functions for wide range of statistical methods; • writing new R functions to implement desired functionality; • data wrangling with basic R functions and packages like reshape2; • data visualization (basic graphs and ggplot2); • automated report generation and reproducible research (knitr with R Markdown or LaTeX); • interactive presentations with shiny, rpanel and googleVis; • SPSS (both GUI and syntax); • SQL (basic knowledge).

$10.00 /hr
0 hours

Heather Turner

Heather Turner

Statistical Consultant/R Programmer

United Kingdom - Tests: 1 - Portfolio: 10

Motivated and reliable PhD-qualified statistician with internationally recognised expertise in R programming. Over ten years experience providing statistical and programming support to investigators in statistics, social science, drug discovery, bioinformatics and agriculture.

$100.00 /hr
16 hours

Ondrej Vostal

Ondrej Vostal

R, Mathematics, Perl, Linux

Czech Republic

I study stochastic analysis on a top university on Prague. Data science is my passion which drives me to excel in everything that concerns it. I was lucky enough to be able to spend six months as an intern in adidas Group HQ on a marketing excellence position where I could learn how things are really done in the industry. I like challenges and always finish my job in time. I always write complete and concise documentation.

$23.00 /hr
0 hours