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Biostatistics Upwork freelancers typically receive a client rating of 4.84.

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Last updated: August 1, 2015

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  1. 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
    5.00
  2. 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. www.linkedin.com/pub/heather-turner/38/a0a/313/

    $100.00 /hr
    16 hours
    3.80
  3. Vic D.

    Bioinformatician and webdeveloper

    Netherlands - Tests: 1

    I am a bioinformatician with a diverse portfolio ranging from genomics to web development and databases. On the data analysis side I work on bioinformatics analysis pipelines, algorithms and databases, often with very large complex datasets. On the web developer side I mainly focus on building user friendly interfaces for (micro)biology related bio-informatics tasks using Django, D3.js and Jquery for visualization of complex datasets. Specialties programming: - Python, Django, BioPython, BioPerl, PHP, Ruby, R - Bash, Linux systems management - Javascript, jQuery, D3.js, HTML5, CSS3 SASS/LESS, Bootstrap. - PostgreSQL, MySQL. MongoDB, Redis, RabbitMQ, ZeroMQ Specialties Bioinformatics: - NGS, (Illumina, PacBIO, IonTorrent), - RNA-seq, Genome assembly, SNP analysis, Gene prediction, Comparative Genomics, - Microarrays, Genetics, Annotation

    $50.00 /hr
    0 hours
    0.00
  4. Maureen Hitschfeld

    Maureen Hitschfeld

    Research consultant

    Chile

    Accomplished global life sciences research professional with more than 10 years of experience in vaccine research and development within the pharmaceutical industry, and neurobiology academic research. Highly skilled consultant with training in biochemistry and currently candidate to Master in Public Health (MPH) in Applied Epidemiology. Provides statistical consulting and data analysis using SAS and SPSS statistical software packages with an emphasis on modeling of biostatistical data collected in clinical or epidemiological research. Conducts descriptive and analytical epidemiology, qualitative and quantitative research, and literature reviews. Passionate about reducing health disparities through research and health promotion activities.

    $35.00 /hr
    0 hours
    0.00
  5. Mandar Sahasrabuddhe

    Mandar Sahasrabuddhe Agency Contractor

    Clinical Informatics and Bioinformatics Expert

    India - Tests: 3 - Portfolio: 2

    I am a Clinical Informatics and Bioinformatics Expert with 5 years of experience working on a variety of domains in the field. I have worked as a QA lead, Requirements Analyst, Business Analyst for a number of Clinical Data Management applications. I also have a 3+ years of experience working on research projects like: Ontology, SAM, Manual Gene Annotations, Script writing for NGS. I have established a consultancy named Kovid BioAnalytics and work as a contract consultant for various organisations.

    Associated with: Kovid BioAnalytics

    $22.22 /hr
    371 hours
    5.00
  6. Edin Hamzic

    Edin Hamzic

    Genetic research analyst | Data analyst

    France - Tests: 3

    Hello and thanks for giving a look at my profile! I have a double master in animal genetics/genomics with a strong focus on statistics. At the moment finishing my double PhD degree in animal genomics. My skills: Strong experience in: data analysis - linear models - data visualization - biostatistics - analysis of genetic data (SNP data) - GWAS - multivariate analysis - statistical prediction - NGS data (RNA-Seq data:both upstream/downstream DE analysis) - gene networks analysis The main tools I use are: R and variety of Linux command-line utilities for purposes of data parsing/manipulation. I am experienced user of genetics/genomics tools like: PLINK, GEMMA, Bowtie, Tophat, Samtools, Cufflinks, edgeR, DEQSeq and many other. Environments: both Windows and Linux. Additional info: I am a trained vet and have strong knowledge in biology/physiology/very good knowledge of immunology which gives me comparative advantage for data interpretation. More info about my work and my publications: https://www.researchgate.net/profile/Edin_Hamzic2 https://scholar.google.com/citations?user=9rNoxq8AAAAJ&hl=en https://www.linkedin.com/in/edinhamzic At the moment working at: AgroParisTech, France INRA, France Aarhus University, Denmark Institutions where I have spent some time working: University of Natural Resources and Life Sciences, Austria Norwegian Univeristy of Life Sciences, Norway Wageningen University, the Netherlands

    $14.00 /hr
    0 hours
    0.00
  7. Fawad Latif

    Fawad Latif

    Data Analyst, SPSS, Business Research

    Pakistan - Tests: 3 - Portfolio: 3

    I am a data enthusiast, and have been working with data, analysis, interpretation, and reporting for over 5 years. I have a strong research background with over 10 research publications in journals of national and internal repute. I am currently a PhD scholar and also working as Assistant Professor at a reputed University. I have conducted a number of workshops on SPSS and Research and have been teaching research methods for over 4 years. I have a Masters in Human Resource Management from University of Westminster, London, UK. I am skilled in following SPSS techniques 1. Descriptive Statistics (Frequencies, Descriptives, Cross tabs, Charts and Graphs) 2. One-Sample T-Test 3. Independent Samples T-Test 4. Paired Sample T-Test 5. One-Way ANOVA 6. Two Way ANOVA 7. MANOVA 8. Correlation (Pearson & Spearman) 9. Regression (Linear, Multiple, Stepwise, Logistic) 10. Mediation & Moderation Analysis 11. Factor Analysis 12. Reliability Analysis (Cronbach's Alpha and Guttman Split-Half Coefficient) 12. Discriminant and Convergent Validity Non-Parametric Techniques 1. Chi-Square Test of Association 2. Mann Whitney U-Test 3. Kruskal Wallis H-Test 4. Wilcoxon Signed Test

    $11.00 /hr
    467 hours
    4.94
  8. Jahangir Alam

    Jahangir Alam

    Data Analyst, Statistical Programmer(SAS, SPSS, R) and Academic Writer

    Bangladesh - Tests: 4 - Portfolio: 6

    I have completed graduation (with First Class) and post graduation (with First Class) in STATISTICS from Rajshahi University (one of the top 3 Universities of Bangladesh). I have 5 years of working experience as a "Statistical programmer" in a UK based "Contract Research Organization (CRO)". Also I have 5 years of working experience as a "Senior Statistical Programmer" in various "Multinational Pharmaceutical Companies" and "Contract Research Organization (CROs)" sited in Germany. I have deep knowledge on SAS, SPSS, R, STATA and EXCEL to perform Statistical analysis and Data management (Data mining, Data modification, Data cleaning and Data manipulation) according to the requirements of clients. My objective is to work with some creative, innovative and challenging works where I can apply my skills and experiences. SPECIALTIES: Basic Statistics, Bio-statistics, Survival Analysis, Regression Analysis, Statistical Inference (Hypothesis Testing and Estimation), Multivariate Analysis, Time Series Analysis, Panel data analysis, Repeated measure analysis, Experimental Designs and Clinical trial data analysis. CORE COMPUTING SKILLS: SAS, SPSS, R, STATA and EXCEL.

    $15.00 /hr
    228 hours
    4.94