T4D GmbH
SERVICES TEAM PROJECTS CLIENTS CONTACT PORTFOLIO DE EN

Providing
tools and know-how
for data analytics, software and web development


Zurich | Lisbon

What we stand for

Discover
We observe, we analyze and enable you to make discoveries
Design
We support you with the design and specification of solutions
Deploy
We help to run and support you to use your tools in practice
Develop
We develop solutions and contribute to your success

What we do

Planning &
Conceptualization

of technical solutions

We support you in an realistic and efficient project planning.


Software
Development

customized for your projects

We develop your software following state of the art techniques and in various modern programming languages.


Analysis &
Visualization

new discoveries and better decisions

Through analysis and visual representations of your data we provide you with new insights.


Knowledge
sharing

We love to share knowledge

In individual workshops, trainings or by means of Open Source Projects you can benefit from our experience.


Who we are

 
Jonas I. Liechti

Jonas I. Liechti

Partner
Data Scientist (PhD ETHZ)
Physicist (MSc, Dipl. Phys. EPFL)



Profile

Christian M. Müller

Christian M. Müller

Partner
Data Scientist (CAS)
IT business engineer (B.Sc.)



Profile

What we did

In our Project portfolio you will find an overview of projects that we have realized.


Selection of realised projects:

Power BI Reporting

Autumn 2023

Development of Microsoft Power BI Reports based on SQL Server

Power BI Reporting-illustration
 

Customer project

Business case

Improving business efficiency by getting a better overview of key financial figures.

Description

  • Collaboration in conception
  • Data preprocessing
  • Creation of reports and visualizations
  • Programming of KPIs
  • Implementation of Row-level security
  • Daily data refresh
  • User manual

Tools

  • Microsoft Power BI
  • Data Analytics Expressions (DAX)
  • Row-level Security (RLS)
  • Power BI on-premises data gateway
  • SQL
  • SQL Server
  • HelpDocs

MajorTrack

2021 / 2022

Dynamic community detection method tracking communities in time window graphs

MajorTrack-illustration
 

Research

Idea

Analysis and visualization of research data

Description

This Open Source Python package implements the dynamic community tracking algorithm MajorTrack.

Tools

  • Python
  • pyAlluv
  • matplotlib
  • Git

Links

Panoptes

2022 / 2023

Orchestration framework for IP-Camera

Panoptes-illustration
 

Research

Product

Orchestration framework for IP-Cameras

Description

  • Development of a modular two-layered LAN structure for segmentation of IP-Cameras
  • Implementation of a robust, low-level streaming process featuring complex scheduling
  • Development & Deployment of a web application for centralized management

Tools

  • django
  • fastAPI
  • nginx
  • ffmpeg
  • systemd

Data analytics

December 2023

Analysis of voter turnout for the federal elections (Switzerland) in October 2023

Data analytics-illustration
 

open data & community

Idea

Analysis of public data for a better understanding of voting behavior.

Description

  • Get data from several public data sources, standardize it and prepare it for analysis (preprocessing)
  • Descriptive analysis
  • Data visualization
  • Create interactive plots
  • Regression analysis
  • Mediation analysis

Tools

  • Jupyter Notebook
  • Python
  • scikit-learn
  • matplotlib
  • JavaScript
  • bokeh.org
  • GitHub

Links

Who trusts us

Universität Zürich
Schweizerisches Rotes Kreuz
Pro Cert AG
Bise Noire AG
TimberTime GmbH

How to contact us

You like to work with us?


Location

Zürich, Schweiz



E-Mail

info@t4d.ch



github

github.com/t4d-gmbh



linkedin

company/t4d-gmbh