Markus Kohler - Development

Q: Where is Markus based?

Markus is based in Schlier, Germany and prefers 100% remote projects.

Q: What languages does Markus speak?

Markus speaks the following languages: German (Native), English (Intermediate), French (Intermediate), Italian (Intermediate) .

Q: How many years of experience does Markus have?

Markus has at least 42 years of experience. During this time, Markus has worked in at least 22 different roles and for 32 different companies . The average length of individual experience is 1 year and 11 months . Note that Markus may not have shared all experience and actually has more experience.

Q: What is Markus's latest experience?

Markus's most recent position is Development at Plant Engineering .

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

In recent years, Markus has worked for Plant Engineering , Automotive , Project and Plant Engineering , Vehicle manufacturing , and Watches and Jewelry .

Q: Which industries is Markus most experienced in?

Markus is most experienced in industries like Information Technology , Food and Beverage , and Retail . Markus also has some experience in Automotive , Education , and Construction .

Q: Which business areas is Markus most experienced in?

Markus is most experienced in business areas like Information Technology , Project Management , and Customer Service . Markus also has some experience in Product Development , Logistics , and Procurement .

Q: Which industries has Markus worked in recently?

Markus has recently worked in industries like Food and Beverage , Information Technology , and Retail .

Q: Which business areas has Markus worked in recently?

Markus has recently worked in business areas like Information Technology , Project Management , and Customer Service .

Recommended expert

Schlier, Germany

Experience

May 2024 - Jul 2024

3 months

Germany

Development

Plant Engineering

Interface programming for DMS system ELO
Development and support
Dynamics Business Central
Technology: Microsoft Dynamics BC 22 / AL / Visual Studio

Jan 2022 - Apr 2023

1 year 4 months

Germany

Partner, Installation, Training, Development

Automotive

Update NAV 2017 to Dynamics BC 23
Update third-party webshop module to Dynamics BC 23
38 workstations (120 employees)
Conversion to event programming / AL
Data conversion (transfer of all master and transactional data)
Installation and setup of the complete system
Technology: Microsoft Dynamics 365 BC

Apr 2017 - Present

9 years

Germany

Support, Development and Migration to NAV 2015 RTC

Project and Plant Engineering

Enhancement of the existing system
Ongoing support, consulting and development
NAV 2015 RTC as well as NAV 2009 / Classic Client (V2.01)
100 workstations (400 employees)
Technology: Microsoft Dynamics NAV 2015 RTC

Jan 2017 - Present

9 years 3 months

Germany

Partner, Installation, Training, Development

Automotive

Enhancement of the existing system
Ongoing support, consulting and development
Dynamics Business Central updates 19 - 23
Extensions and optimization programming in Visual Studio and AL programming
Update from Navision 2.6 to NAV 2013 RTC
Update NAV 2013 RTC to NAV 2017 RTC
Phased implementation of the production module
38 workstations (120 employees)
Migration to event programming
Programming work in posting routines (CU12,80,90) and entries (data extensions, logic changes, validation mechanisms)
Technology: Microsoft Dynamics BC 23 / Microsoft Dynamics NAV 2017

Oct 2016 - Dec 2022

6 years 3 months

Germany

Support, Senior Developer

Automotive

Senior developer
Product optimization
First-/second-level support
Customization and extension programming
Report design
Technology: Microsoft Dynamics NAV 2017

Apr 2016 - Dec 2016

9 months

Germany

Support, Senior Developer

Chemical manufacturer

Senior Developer
Product optimization
Error analysis and fixing, and porting of not yet implemented functions after the update to NAV 2013 R2
Customization of ProBatch industry module
Interface adjustments
Customization of cost and performance accounting
Adjustments and export to Excel reports
Programming work in posting routines (CU12,80,90), entries, and posted documents
Report design
User support
80 workstations (approx. 400 employees)
Technology: Microsoft Dynamics NAV 2013 R2

Aug 2015 - Apr 2016

9 months

Germany

Support, Development, Consulting

Automotive, Service/Call Center

Support, consulting, and further development
Web service integration for monitoring vehicle data (errors/service, breakdown prevention)
Interface design
Extension of the industry solution
User support
50 workstations (70 employees)
Technology: Microsoft Dynamics NAV 2009

Aug 2014 - Mar 2015

8 months

Germany

Senior Developer

Mechanical engineering

Enhancements to the existing system
Development in NAV 2013 RTC
Migration of service packs for NAV 2013 RTC
Report design and development in NAV 2015 RTC
Company: approx. 4500 employees
Technology: Microsoft Dynamics NAV 2013 RTC / NAV 2015 RTC

Jan 2014 - Present

12 years 3 months

Germany

Partner, Installation, Training, Development

Vehicle manufacturing

Enhancements to the existing system
Ongoing support, consulting, and development
32 workstations (100 employees)
Update to NAV 2013 RTC
Update to NAV 2017 RTC
Technology: Microsoft Dynamics NAV 2013 RTC

Jan 2014 - Jul 2015

1 year 7 months

Germany

Training, Administration, Support, Development

Laser and measurement technology

Ongoing support, consulting, and development
Administration
150 workstations (450 employees worldwide)
Data migration from NAV to SAP
Webshop integration for spare parts
Technology: Microsoft Dynamics NAV 2009

Nov 2013 - Present

12 years 5 months

Germany

Partner, Installation, Training, Development

Watches and Jewelry

Ongoing support and development
8 workstations (12 employees)
Technology: Microsoft Dynamics NAV 2013 RTC

Jun 2013 - Oct 2013

5 months

Germany

Partner, Installation, Training, Development

Watches and Jewelry

Upgrade programming to Microsoft Dynamics NAV 2013 RTC (from version 2.0)
EDIFACT interfaces
Optimization of workflows
Expansion of the existing system
Support
8 workstations (12 employees)
Technology: Microsoft Dynamics NAV 2013 RTC

Jun 2012 - Dec 2013

1 year 7 months

Germany

Partner, Installation, Training, Development

Vehicle Manufacturing

Upgrade programming to Microsoft Dynamics NAV 2013 RTC (from version 2.6)
Integration of web clients
Integration of BDE
Optimization of workflows
Expansion of the existing system
Support
32 workstations (100 employees)
Technology: Microsoft Dynamics NAV 2013 RTC

Dec 2011 - Apr 2012

5 months

Switzerland

Partner, Installation, Training, Development

Swiss company (Renewable Energy)

New implementation of Microsoft Dynamics NAV 2009 RTC client
5 workstations
Intercompany
Employee portal for foreign subsidiaries
Technology: Microsoft Dynamics NAV 2009 RTC

Sep 2010 - May 2012

1 year 9 months

Germany

Support / Senior Developer

International retail (central warehouse Germany)

Further development and support of an existing system in multiple countries (Germany, Switzerland, Sweden, Canada)
Technology: Microsoft Dynamics NAV 5.0

Aug 2010 - Sep 2010

2 months

Germany

Consultant / Senior Developer

Microsoft Certified Gold Partner

Data migration from NAV 4.00 to NAV 2009
Various customer customizations in the project module
Technology: Microsoft Dynamics NAV 2009

Jun 2010 - Jun 2010

1 month

Germany

Consultant / Senior Developer

Microsoft Certified Gold Partner

Module development for metal surcharges in purchasing
Technology: Microsoft Dynamics NAV 2009

Dec 2009 - Jul 2011

1 year 8 months

Germany

Consultant / Senior Developer

Microsoft Certified Gold Partner

Various enhancements of industry solutions and medical technology (order processing, logistics, marketing)
Technology: Microsoft Dynamics NAV (5.0) based on SQL Server 2005

Nov 2009 - Feb 2010

4 months

Germany

Consultant / Senior Developer

Microsoft Certified Gold Partner

Various enhancements of industry solutions and billing interfaces in book publishing and medical technology
Technology: Microsoft Dynamics NAV (5.0) based on SQL Server 2005

Aug 2009 - Nov 2009

4 months

Germany

Senior Developer / Consultant

International company

Creation of test scenarios, test cases, and test scripts for a cross-country user acceptance test with Navision
Further development of the industry solution
Quality assurance and optimization
Context: 6 country locations, 600 branches in Germany
Technology: Microsoft Dynamics NAV (5.0) (C/Side) based on SQL Server 2005

Jul 2008 - Aug 2009

1 year 2 months

Germany

Consultant / Project Manager SCM, Logistics, Production

Microsoft Certified Gold Partner

Consultant in the food industry / Life Science
Technology: Microsoft Dynamics NAV (4.0 - 5.0) (C/Side) based on SQL Server 2005

Jan 2008 - Jun 2008

6 months

Germany

Senior Developer / Consultant

International company

Development of modules for a new industry solution
Customer and branch management / logistics
Assortment management module (Assortment Management)
Flexible template management for user-driven master data setup (Template Management)
Mandatory fields module for master data (Mandatory Fields)
Documentation and development of the EDI tool (business logic for data exchange)
Design and implementation of interfaces for data migration
Module for managing arbitrary additional information for master and transaction data (Attribute Management)
Context: 6 country locations, 600 branches in Germany
Technology: Microsoft Dynamics NAV (5.0) (C/Side) based on SQL Server 2005

Jan 2007 - Dec 2007

1 year

Germany

Senior Developer / Consultant

Microsoft Certified Gold Partner

Development of a new module for managing and billing leasing and rental objects
Contract management, leasing object management, and checklists for proper contract setup
Lease processing, invoicing, early termination settlement, damage billing, and redemption interest
Refinancing of lease agreements and settlement with the refinancing party
Hire purchase processing
Implementation of internal group order processing for country subsidiaries as B2B via XML transactions, including goods receipt and invoice receipt
Technology: Microsoft Dynamics NAV (4.0) (C/Side) based on SQL Server 2005

Dec 2006 - Jan 2007

2 months

Germany

Senior Developer

Food wholesale

Setup and preparation activities for VAT changeover
Billing module for loaner equipment in Microsoft Navision
Maintenance of SCM changes
Integration and setup for exporting financial data for tax audit (GDPdU)
Context: 11 workstations
Technology: Microsoft Dynamics NAV (C/Side)

Jul 2006 - Dec 2006

6 months

Germany

Senior Developer

Microsoft Certified Gold Partner

Programming in the financial accounting and asset accounting modules due to a version upgrade
Changes in the cost accounting module - automatic generation of allocations and import from the project module
Module creation for converting a chart of accounts to IFRS
Function extensions and checks for IFRS postings
Technology: Microsoft Dynamics NAV (4.0) (C/Side)

May 2006 - Aug 2006

4 months

Germany

Project Manager

Food Wholesale

Project management
Independent installation, training and go-live support of a project in the areas of financial accounting, purchasing, sales, warehouse management
Context: 7 workstations
Technology: Microsoft Dynamics

Apr 2006 - Jun 2006

3 months

Germany

Consultant and Developer

Food Wholesale

New programming of an interface for route planning
Development of a telephone station planning for strategic and operational planning of telephone call lists and order processing
Interface to connect to a central billing system
Technology: Microsoft Dynamics NAV (C/Side)

Mar 2006 - Jun 2006

4 months

Germany

Consultant and Developer

Microsoft Certified Gold Partner

Update and data migration programming in the modules financial accounting, purchasing, sales, warehouse management based on a food industry solution
Technology: Microsoft Dynamics NAV (4.0) (C/Side)

Mar 2006 - Apr 2006

2 months

Germany

Project Manager / Consultant

Food Wholesale

Conducting detailed analyses based on an industry solution for food
Context: 23 workstations
Technology: Microsoft Dynamics

Jan 2006 - Present

20 years 3 months

Germany

Project Manager / Consultant

Wholesale

Ongoing support for all Navision-related questions for a food wholesale company
Context: 12 workstations
Technology: Microsoft Dynamics NAV (C/Side)

Jan 2006 - Present

20 years 3 months

Germany

Freelance Developer and Project Management

Simplex Solution

Started self-employment as a freelance developer and project manager
Technology: Microsoft Dynamics NAV (development and project management) / Microsoft Dynamics (project management)

Jan 2006 - Jul 2008

2 years 7 months

Germany

Project Manager / Consultant / Training

Wholesale Operations

Project management and training on behalf of a food wholesale company
Context: 29 locations nationwide / about 600 workstations in total
Technology: Microsoft Dynamics

Jan 2006 - Mar 2006

3 months

Germany

Project Manager / Consultant / Training

Wholesale (Cash & Carry)

Training and support for the go-live of a food company based on a food industry solution
Context: 12 workstations
Technology: Microsoft Dynamics

Mar 2005 - Dec 2006

1 year 10 months

Germany

Specialist Consultant

Wholesale and Retail (Cash & Carry Market)

Development work in purchasing, sales, inventory management, and financial accounting
Interfaces for data migration from the legacy system
Cross-client billing system (distribution billing)
Best-before-date sales module
Context: 26 workstations
Technology: Microsoft Dynamics NAV (4.0) (C/Side)

Apr 2004 - Feb 2005

11 months

Germany

Project Manager

Food Wholesale

Project management and leadership of 6 employees
Migration of a legacy system with a sales structure: 4 sales companies across 2 locations
Migration in all modules including logistics, sales billing with integration to an external financial accounting system
Extensions in the logistics module for processing bulk orders (1000 orders/day)
Development and integration with various factoring systems
Implementation and customization of the DATEV module
Context: 55 workstations
Technology: Microsoft Dynamics NAV (3.70) (C/Side)

Jun 2003 - Mar 2004

10 months

Germany

Project Manager

2 Food Wholesalers

Project management and development – Led a team of 6 employees
Migration of a legacy system for 2 wholesale companies (joint project across 2 sites)
Custom programming in the Purchasing, Sales, Inventory, and Financial Accounting modules
EDIFACT integration
Document customization, posting routines, table and form extensions
Scope: 26 and 30 workstations
Technology: Microsoft Dynamics NAV (3.70) (C/Side)

Jun 2002 - Dec 2003

1 year 7 months

Germany

Project Manager

Frozen Food Wholesale

Project management and development – Implementation of Navision for a newly founded company – Led a team of 4 employees
Financial Accounting, Purchasing, Sales, Logistics
Interfaces for electronic sales devices and the route planning system
Interface for delivery and sales statistics (SAP integration) and sales billing
Later transition to in-house warehousing
Scope: 11 workstations
Technology: Microsoft Dynamics NAV (3.10) (C/Side)

Oct 2001 - Feb 2002

5 months

Germany

Project Manager / Consultant

Manufacturing Company

Project management and development
Migration from a legacy system (production of films and packaging)
Production with a basic bill of materials, job order manufacturing, and stock manufacturing
Custom programming in the Purchasing, Sales, Inventory, Financial Accounting, and Production modules
Document customization, posting routines, table and form extensions
Scope: 10 workstations
Technology: Microsoft Dynamics NAV (3.10) (C/Side)

May 1997 - Dec 2005

8 years 8 months

Ravensburg, Germany

Project Management, Training, Support, and Development

Wilhelm + Zeller AG

Project management, training, support, and development of Microsoft Dynamics NAV
Sole responsibility for projects from 3 to 55 workstations, specialized in the food industry

Oct 1996 - Mar 1997

6 months

Friedrichshafen, Germany

Diploma Candidate

Nortel Dasa Network Systems GmbH & Co KG

Diploma thesis in the 9th semester

Sep 1995 - Jun 1996

10 months

Nottingham, United Kingdom

Student

University of Nottingham

Study abroad in the 7th and 8th semesters at the Department of Computer Science

Sep 1992 - Apr 1997

4 years 8 months

Konstanz, Germany

Business Informatics Student

Konstanz University of Applied Sciences

Degree program in Business Informatics

Sep 1990 - Jul 1991

11 months

Ravensburg, Germany

Student

Humpis School Ravensburg

Obtained technical college entrance qualification

Jan 1987 - Jun 1990

3 years 6 months

Bad Waldsee, Germany

Apprentice Wholesale Merchant

AEW Electrical Wholesale GmbH

Vocational training as a wholesale merchant

Sep 1986 - Jul 1987

11 months

Ravensburg, Germany

Student

Ravensburg Commercial Vocational College

Sep 1982 - Jul 1986

3 years 11 months

Bad Waldsee, Germany

Student

Realschule Bad Waldsee

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Food and Beverage, Retail, Automotive, Education, and Construction.

Information Technology

Food and Beverage

Retail

Automotive

Education

Construction

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Project Management, Customer Service, Product Development, Logistics, and Procurement.

Information Technology

Project Management

Customer Service

Product Development

Logistics

Procurement

Skills

Microsoft Certified Professional
Microsoft Certified Technology Specialist
Microsoft Certified Management Solutions Professional
Certified Specialist Inst. & Config. Microsoft Dynamics
Certified Specialist Finance & Core Setup Microsoft Dynamics
Certified Technology Specialist C/side Solution Development For Microsoft Dynamics
Vs Code, C/al And Al Programming / Extensions
25 Years Of Experience In Microsoft Dynamics Nav
Scm Microsoft Dynamics Nav (Purchasing/sales, Warehouse Management)
Financial Accounting
Logistics
Wholesale
Retail
Call Center
Chemicals
Pharmaceuticals
Food
Automotive
Construction
Edifact
Ms-sql Administration

Languages

German

Native

English

Intermediate

French

Intermediate

Italian

Intermediate

Education

Sep 1995 - Jun 1996

University of Nottingham

Computer Science · Nottingham, United Kingdom

Sep 1992 - Apr 1997

Konstanz University of Applied Sciences

Business Information Systems · Konstanz, Germany

Sep 1990 - Jul 1991

Humpis School Ravensburg

University of Applied Sciences entrance qualification · Ravensburg, Germany

...and 2 more

Certifications & licenses

Certified Specialist Finance & Core Setup Microsoft Dynamics

Certified Specialist Inst. & Config. Microsoft Dynamics

Certified Technology Specialist C/SIDE Solution Development For Microsoft Dynamics

Microsoft Certified Management Solutions Professional

Microsoft Certified Professional

Microsoft Certified Technology Specialist

Statistics

Experience

Total positions 46

Experience in Information Technology 29 y

Avg length 2 y 11 m

Longest experience 20 y 2 m

Global Experience

Countries worked in 3 (Germany, Switzerland, United Kingdom)

Primary country Germany

Expertise

Recent roles Development, Partner, Installation, Training, Development, Support, Development and Migration to NAV 2015 RTC

Main industries Information Technology, Food and Beverage, Retail

Main business areas Information Technology, Project Management, Customer Service

Qualifications

Highest degree Bachelor

Certifications earned 6

Profile

Created

November 2024

Last Update

November 2025

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Frequently asked questions

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

Where is Markus based?

Markus is based in Schlier, Germany and prefers 100% remote projects.

What languages does Markus speak?

Markus speaks the following languages: German (Native), English (Intermediate), French (Intermediate), Italian (Intermediate).

How many years of experience does Markus have?

Markus has at least 42 years of experience. During this time, Markus has worked in at least 22 different roles and for 32 different companies. The average length of individual experience is 1 year and 11 months. Note that Markus may not have shared all experience and actually has more experience.

What roles would Markus be best suited for?

Based on recent experience, Markus would be well-suited for roles such as: Development, Partner, Installation, Training, Development, Support, Development and Migration to NAV 2015 RTC.

What is Markus's latest experience?

Markus's most recent position is Development at Plant Engineering.

What companies has Markus worked for in recent years?

In recent years, Markus has worked for Plant Engineering, Automotive, Project and Plant Engineering, Vehicle manufacturing, and Watches and Jewelry.

Which industries is Markus most experienced in?

Markus is most experienced in industries like Information Technology, Food and Beverage, and Retail. Markus also has some experience in Automotive, Education, and Construction.

Which business areas is Markus most experienced in?

Markus is most experienced in business areas like Information Technology, Project Management, and Customer Service. Markus also has some experience in Product Development, Logistics, and Procurement.

Which industries has Markus worked in recently?

Markus has recently worked in industries like Food and Beverage, Information Technology, and Retail.

Which business areas has Markus worked in recently?

Markus has recently worked in business areas like Information Technology, Project Management, and Customer Service.

What is Markus's education?

Markus holds a Bachelor in Computer Science from University of Nottingham.

Does Markus have any certificates?

Markus has 6 certificates. Among them, these include: Certified Specialist Finance & Core Setup Microsoft Dynamics, Certified Specialist Inst. & Config. Microsoft Dynamics, and Certified Technology Specialist C/SIDE Solution Development For Microsoft Dynamics.

What is the availability of Markus?

Markus is immediately available part-time for suitable projects.

What is the rate of Markus?

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