Detlev Neumann - Above all: QGIS

Q: Where is Detlev based?

Detlev is based in Jülich, Germany and prefers 100% remote projects.

Q: What languages does Detlev speak?

Detlev speaks the following languages: German (Native), English (Intermediate), Spanish (Elementary) .

Q: How many years of experience does Detlev have?

Detlev has at least 43 years of experience. During this time, Detlev has worked in at least 17 different roles and for 16 different companies . The average length of individual experience is 3 years and 7 months . Note that Detlev may not have shared all experience and actually has more experience.

Q: What is Detlev's latest experience?

Detlev's most recent position is Migration from MapInfo to QGIS at City Region Aachen, Environmental Office .

Q: What companies has Detlev worked for in recent years?

In recent years, Detlev has worked for Dr. Neumann Consulting - Geospatial Services .

Q: Which industries is Detlev most experienced in?

Detlev is most experienced in industries like Professional Services , Information Technology (IT) , and Education . Detlev also has some experience in Construction , Media, Entertainment and Publishing , and Government and Public Administration .

Q: Which business areas is Detlev most experienced in?

Detlev is most experienced in business areas like Information Technology (IT) , Research and Development (R&D) , and Operations . Detlev also has some experience in Production/Manufacturing , Product Development , and Business Intelligence .

Q: Which industries has Detlev worked in recently?

Detlev has recently worked in industries like Information Technology (IT) and Professional Services .

Q: Which business areas has Detlev worked in recently?

Detlev has recently worked in business areas like Information Technology (IT) .

Recommended expert

Jülich, Germany

Experience

Jul 2017 - Nov 2017

5 months

Aachen, Germany

Migration from MapInfo to QGIS

City Region Aachen, Environmental Office

Redesign and implementation using Python.

Technologies: Python 2.7, QGIS 2.6, Qt, MapInfo/MapBasic

Mar 2017 - Aug 2017

6 months

Germany

GIS-supported cartography and data preparation

State Environmental Agency / LANUV NRW

Publication: Development and status of wastewater disposal in NRW.

Technologies: ArcGIS 10.0, FME 2017, Microsoft Excel, batch scripting, Python 2.7

May 2016 - Feb 2018

1 year 10 months

Ulm, Germany

Hybrid

Python development of the Multifunctional Display Unit (MFDU)

Hensoldt Sensors GmbH

Technological details:

PyCharm 4.5.3, Python 2.7.6, PyQT 4.8
CentOS 7, Windows 8.1
OpenOPC 1.3.1, CoDeSys OPC Server, PLC
GPS ¡MAR/iPrena 1.2.4, TCP Socket Connections
Getac Tablet, Qt Designer, Qt Linguist, MMI

Sep 2015 - Sep 2015

1 month

Kiel, Germany

QGIS training

Bildungsakademie Förde Campus GmbH

Jul 2015 - Mar 2016

9 months

Munich, Germany

Functional architect GIS/QGIS and QGIS/Python developer

Airbus DS Electronics and Border Security GmbH

Technological details:

QGIS 2.8.3, PyQGIS, Python 2.7, PyCharm 4.5.3, CentOS 7
XML, Spatia Lite DB, various data formats (GeoTIFF, VMAP, ASRP/USRP, DTED, CADRG, CRP, ASCII)
Documentation with Sphinx, GDAL, OGR, OSR

Feb 2015 - Aug 2015

7 months

Brandenburg, Germany

IT Consulting: ATKIS Planning System Update

State Office for Surveying / LGB Brandenburg

Tasks:

Interviews, feasibility study, ATKIS, 3A
Technologies: ArcGIS, Excel, Redmine ticket system, QGIS, PYQGIS, PyQt4

Jan 2015 - Dec 2015

1 year

Germany

GIS Consulting

Energy provider (EnBW)

Tasks:

Change requests, parameterization, GIS analyses. Technologies: ArcGIS, ArcFM UT

Jul 2014 - Aug 2014

2 months

Germany

Technical concepts for geocoding and accessibility analysis

Software Manufacturer (Medical)

Technological details:

Python 3.3, OpenStreetMap, routing, graph analysis

May 2014 - Jun 2014

2 months

Germany

Automating geocoding API comparisons with Python

IT Service Provider

Technological details:

Python 3.3, PyCharm 3.1.2, Open Pyxl, Microsoft Excel

Feb 2013 - Dec 2013

11 months

Brandenburg, Germany

Digital processing of the LOK lithofacies map

State Authority for Geology and Mining / LBRG Brandenburg

Technological details:

ArcGIS 10.1, FME 2017, raster-vector conversion

Oct 2008 - Present

17 years 5 months

Jülich, Germany

Freelancer

Dr. Neumann Consulting - Geospatial Services

Main focus areas:

Geographic information systems (development and application)
SpatialETL
Cartography

Jan 2000 - Dec 2008

9 years

Aachen, Germany

Partner/Co-owner

Dr. Neumann & Busch Consulting

Engineering office for geotechnics, geoinformatics and water management. Main focus areas:

Geographic information systems
Modeling
Expert reports

Jan 1991 - Dec 1999

9 years

Aachen, Germany

Research Assistant

RWTH Aachen

Main focus areas:

Research project "Geological information systems and geological modeling".
Conducting exercises for engineering geology
Supervising diploma mapping projects and diploma theses

Jan 1986 - Dec 1991

6 years

Aachen, Germany

Student Assistant

RWTH Aachen

Activities at:

Chair of Engineering Geology and Hydrogeology
Archiving and drafting work for the hydrological map 1:25,000 NRW
Geotechnical office of Prof. Dr. Günther König
Field work (drilling, probing, taking samples)

Jan 1984 - Dec 1987

4 years

Jülich, Germany

Helper

Construction company Franz Schüssler

Worked as a construction helper during semester breaks

Jan 1984 - Dec 1987

4 years

Aachen, Germany

Assistant

Aachen Newspaper Publisher

Worked as an inserter during semester breaks

Jul 1982 - Oct 1983

1 year 4 months

Jülich, Germany

Civil service

Protestant Parish Jülich

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Professional Services (32 years), Information Technology (17.5 years), Education (14 years), Construction (4 years), Media and Entertainment (4 years), and Government and Administration (3.5 years).

Professional Services

Information Technology

Education

Construction

Media and Entertainment

Government and Administration

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (26 years), Research and Development (24 years), Operations (5 years), Production (4 years), Product Development (2.5 years), and Business Intelligence (0.5 years).

Information Technology

Research and Development

Operations

Production

Product Development

Business Intelligence

Languages

German

Native

English

Intermediate

Spanish

Elementary

Education

Oct 1997 - Jun 1997

Rwth Aachen

Dr. rer. nat. · Engineering Geology · Germany · summa cum laude

Oct 1991 - Jun 1991

Rwth Aachen

Dipl.-Geologist · Engineering and hydrogeology, geophysics · Germany

Oct 1982 - Jun 1982

Gymnasium Haus Overbach

General university entrance qualification · Jülich, Germany

Certifications & licenses

Postgresql 9.4 Associate

EnterpriseDB

Foundations Of Enterprisedb Postgres Administration

EnterpriseDB

Introduction to Building Information Modeling (BIM)

Ingenieurakademie West e.V.

Cartographic Generalization

Institute for Cartography and Geoinformatics, University of Hannover

NLP-Practitioner

German Association for Neuro-Linguistic Programming e.V.

Profile

Created

February 2025

Last Update

February 2026

Need a freelancer? Find your match in seconds.

Try FRATCH GPT

Frequently asked questions

Do you have questions? Here you can find further information.

Where is Detlev based?

Detlev is based in Jülich, Germany and prefers 100% remote projects.

What languages does Detlev speak?

Detlev speaks the following languages: German (Native), English (Intermediate), Spanish (Elementary).

How many years of experience does Detlev have?

Detlev has at least 43 years of experience. During this time, Detlev has worked in at least 17 different roles and for 16 different companies. The average length of individual experience is 3 years and 7 months. Note that Detlev may not have shared all experience and actually has more experience.

What roles would Detlev be best suited for?

Based on recent experience, Detlev would be well-suited for roles such as: Migration from MapInfo to QGIS, GIS-supported cartography and data preparation, Python development of the Multifunctional Display Unit (MFDU).

What is Detlev's latest experience?

Detlev's most recent position is Migration from MapInfo to QGIS at City Region Aachen, Environmental Office.

What companies has Detlev worked for in recent years?

In recent years, Detlev has worked for Dr. Neumann Consulting - Geospatial Services.

Which industries is Detlev most experienced in?

Detlev is most experienced in industries like Professional Services, Information Technology (IT), and Education. Detlev also has some experience in Construction, Media, Entertainment and Publishing, and Government and Public Administration.

Which business areas is Detlev most experienced in?

Detlev is most experienced in business areas like Information Technology (IT), Research and Development (R&D), and Operations. Detlev also has some experience in Production/Manufacturing, Product Development, and Business Intelligence.

Which industries has Detlev worked in recently?

Detlev has recently worked in industries like Information Technology (IT) and Professional Services.

Which business areas has Detlev worked in recently?

Detlev has recently worked in business areas like Information Technology (IT).

What is Detlev's education?

Detlev holds a Doctorate in Engineering Geology from Rwth Aachen and a Doctorate in Engineering and hydrogeology, geophysics from Rwth Aachen.

Does Detlev have any certificates?

Detlev has 5 certificates. Among them, these include: Postgresql 9.4 Associate, Foundations Of Enterprisedb Postgres Administration, and Introduction to Building Information Modeling (BIM).

What is the availability of Detlev?

The availability of Detlev needs to be confirmed.

What is the rate of Detlev?

Detlev's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.