Simon Büschges - Data Science Consultant

Recommended expert

Bangkok, Thailand

Experience

Jan 2022 - Dec 2023

2 years

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Central Bank

Technical leadership of an R Shiny team, replacing statically generated reports with interactive applications
Coordinating infrastructure with the DevOps team and designing the data model of the applications
Programming various applications in R and data preprocessing routines in Python
Quality and test management, coordinating with requirements engineer and Scrum Master, selecting and onboarding new R developers
Frontend development with HTML/CSS, JavaScript and R Shiny
Supporting web applications via R plumber
R Shiny as an R package with golem, unit testing using testthat and shinytest2
Package documentation using roxygen2

Jan 2021 - Dec 2022

2 years

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Banking

Development of a haircut tool for fund investments in R Shiny
Modularizing and migrating existing R Shiny projects into a unified dashboard framework
Drafting a developer style guide for Shiny applications
Frontend development with HTML/CSS, JavaScript and R Shiny
Using the R package bs4Dash as a dashboard framework
Task planning with JIRA, documentation in Confluence

Jan 2021 - Dec 2022

2 years

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Pharma

Modularizing and migrating previous Shiny projects related to machine learning models of biomedical processes into a unified dashboard framework
Integrating interactive controls and graphics to standardize UI/UX
Creating an R package for branding functions and objects
Establishing a coding style guide and code templates for developers
Frontend development with HTML/CSS, JavaScript and R Shiny
Using the R package bs4Dash as a dashboard framework

Jan 2021 - Dec 2021

1 year

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Consulting firm

Development of an R Shiny web application to process geo data from the OpenStreetMap database
Queries via API interface
Displaying data in various visualizations
Providing download options for further use in business intelligence applications
Frontend development with HTML/CSS, JavaScript and R Shiny
Using the R packages tidyverse, osmdata, sf, sp, leaflet, leaflet.extras, plotly, ggplot2

Jan 2020 - Dec 2021

2 years

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Logistics

Implementation of a forecasting project in Python, complete project steps (except data engineering) in Python
Forecasts with ARIMA, ETS (statsmodels), h2o and FB Prophet
Results as notebooks with interactive widgets
Development of a Plotly Dash web application
Built with Python, Plotly Dash, SQL
Task planning with JIRA

Jan 2020 - Dec 2021

2 years

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Pharmaceutical company

Developed an R Shiny web application to model long-term COVID scenarios
Built a scenario model to simulate infection trends in Europe and the USA
Integrated various data sources and implemented parallel processing within the server architecture
Set up the permission system for different users and logged the simulations
Established a CI pipeline and defined the Docker container
Frontend development with HTML/CSS, JavaScript, and R Shiny
Used the R package bs4Dash as a dashboard framework
Agile project management with Scrum, task planning using GitLab issues, documentation in OneNote

Jan 2020 - Dec 2021

2 years

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Technology conglomerate (energy sector)

Developed a scoring model for e-charging station locations based on over 40 factors
Considered existing infrastructure (location, capacity), expected demand development, and evaluation based on traffic flow and location factors
Created a map overview of existing and potential sites
Implemented using R, Shiny, SQL
Task planning with JIRA

Jan 2020 - Dec 2021

2 years

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Public sector

Provided technical support for the automated daily reports of reported COVID case numbers

Jan 2020 - Dec 2020

1 year

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Medical technology

Revised the study protocol of an ongoing orthopedic technology study
Communicated with the ethics committee and coordinated the methodology

Jan 2020 - Dec 2020

1 year

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Medical technology

Methodological lead of a multicenter study on microprocessor-controlled leg prostheses
Analyzed sensor data to determine the stage of osteoarthritis
Evaluated repeated movement measurements and conducted exploratory patient profile cluster analyses
Developed a framework for study design, missing data, and multiple measurements using multinomial logistic regression with pseudo-bootstrapping and sample balancing
Implemented in R with tidyverse, nnet, randomForest, caret, elasticnet, mnlogit, lme4

Jan 2020 - Dec 2020

1 year

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Audit Firm

Led and developed a reporting tool for alternative investment funds in R Shiny
Built a locally hosted web app for BaFin report data generation
Prepared and validated client data using regex and a rule catalog
Wrote unit tests for modular validation components
Integrated Excel and SAP HANA as data sources
Used shinydashboard, stringr, checkmate, testthat

Jan 2020 - Dec 2020

1 year

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Public Sector

Calculated the staffing budget for a new degree program, considering expected funding and personnel costs
Ran queries with SQL and created the final report with R/Markdown, ggplot2, and plotly

Jan 2019 - Dec 2021

3 years

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Consulting Firm

Developed a modular R Shiny web application (Dash-Up) for controlling
Integrated the offer process with accounting and time-tracking software
Combined HR contracts with a Postgres database system
Monitored project and consultant workload, profitability, and quality management indicators
Integrated financial accounting data using SQL
Set up a CI pipeline and defined the Docker container
Developed the frontend with HTML/CSS, JavaScript, and R Shiny using bs4Dash
Planned tasks with GitLab issues and documented in OneNote

Jan 2019 - Dec 2021

3 years

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Medical

Co-authored several meta-analyses in orthopedic technology
Implemented them in SPSS and R using the meta, metafor, and netmeta packages

Jan 2019 - Dec 2019

1 year

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Service Provider

Collaborated on building an automated forecasting tool for sales predictions of various beverage products in European markets
Developed hierarchical time series models
Integrated results into the existing business intelligence architecture
Performed sanity checks and maintained interfaces
Implemented in Power BI with Excel and R connectors, documented in Confluence

Jan 2019 - Dec 2019

1 year

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Service Provider

Comparison of performance metrics of different GeoSDKs for movement profiles of mobile app users
Data analysis using Google Cloud Platform and BigQuery API in Python
Interactive visualizations with Plotly and Leaflet
Agile project management with Scrum, task planning in JIRA, documentation in Confluence

Jan 2017 - Dec 2021

5 years

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Data Science Training

Designing and leading beginner and advanced training sessions in Data Science, Python, and R

Jan 2017 - Dec 2021

5 years

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Research

Supervising statistical analyses for various doctoral theses in medicine, psychology, and sociology
Designing questionnaires and hypotheses
Planning experiments and sample sizes with power simulations
Selecting appropriate methods

Jan 2017 - Dec 2018

2 years

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Insurance

Claim prediction for auto insurance policies, comparing classical statistics and modern machine learning methods
Extensive feature engineering, over- and undersampling, bootstrapping to address class imbalance
Implemented in R with tidyverse, MASS, randomForest, nnet, caret, glmnet, ROSE, MLmetrics, sparklyr

Jan 2017 - Dec 2017

1 year

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Service Provider

Customer churn analysis for municipal utilities to identify customers at short-term risk of leaving
Creating customer typologies for marketing purposes
Using unsupervised advanced analytics methods and neural networks
Implemented in R with nnet, randomForest, h2o, e1071

Jan 2017 - Dec 2017

1 year

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