René Pfisterer - Management Consultant for ERP Integration

Q: Where is René based?

René is based in Büchenbeuren, Germany and can operate in on-site , hybrid , and remote work models.

Q: What languages does René speak?

René speaks the following languages: German (Native), English (Advanced) .

Q: How many years of experience does René have?

René has at least 18 years of experience. During this time, René has worked in at least 15 different roles and for 17 different companies . The average length of individual experience is 1 year . Note that René may not have shared all experience and actually has more experience.

Q: What is René's latest experience?

René's most recent position is Product Owner & Full-Stack Developer (myPlace Parking) at Hahn-Airport-Inn e.K. .

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

In recent years, René has worked for Hahn-Airport-Inn e.K. , Pfisterer Hausmeisterservice und Handwerk , TÜV Rheinland Forschungs- und Innovationsmanagement GmbH , Personal Project – Complex Construction Project , and Ramboll .

Q: Which industries is René most experienced in?

René is most experienced in industries like Information Technology , Construction , and Government and Administration . René also has some experience in Professional Services , Media and Entertainment , and Pharmaceutical .

Q: Which business areas is René most experienced in?

René is most experienced in business areas like Customer Service , Project Management , and Information Technology . René also has some experience in Operations , Product Development , and Sales .

Q: Which industries has René worked in recently?

René has recently worked in industries like Government and Administration , Construction , and Information Technology .

Q: Which business areas has René worked in recently?

René has recently worked in business areas like Information Technology , Project Management , and Business Intelligence .

Recommended expert

Available

Büchenbeuren, Germany

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Experience

Jun 2026 - Present

3 months

Lautzenhausen, Germany

Product Owner & Full-Stack Developer (myPlace Parking)

Hahn-Airport-Inn e.K.

Concept and full-stack development of an app for parking space booking & management (Hahn Airport)
From requirements to implementation and deployment; AI-supported development (Claude Code)

May 2026 - Present

4 months

Sohren, Germany

Strategic Consultant

Pfisterer Hausmeisterservice und Handwerk

Strategic and operational support in building the family business (owner: Elisa-Marie Pfisterer), as part of Pfisterer Consulting
Business model design, market entry in the Hunsrück region, order and customer acquisition
Team building, operational management, mixed-business strategy (caretaker service + trades)
Digital visibility: website, Google Business, local business directories

Oct 2025 - Mar 2026

6 months

Inhouse Consultant

TÜV Rheinland Forschungs- und Innovationsmanagement GmbH

Creation of specific reporting on funding projects

Jul 2025 - Present

1 year 2 months

Overall Project Lead for Core Renovation

Personal Project – Complex Construction Project

Planning and operational management under strict time and budget limits (six figures)
Multi-project management: coordination of all trades, internal and external stakeholders
Ongoing budget controlling and resource allocation – completed on budget
Agile problem-solving for unexpected structural challenges

Apr 2025 - Oct 2025

7 months

Inhouse Consultant

Ramboll

Support during the company merger: system consolidation, data harmonization
Process alignment between company cultures and IT landscapes
Design and implementation of a Projectile – Addison export interface (DATEV booking batch/CSV): aggregation to one booking destination per invoice, cost center derivation from project unit, debtor mapping with default account, attachment linking, cancellation/credit note handling

Nov 2019 - Present

6 years 10 months

Berlin, Germany

Senior Business Analyst & Project Manager

PD – Berater der öffentlichen Hand GmbH

Planning, steering, and monitoring the Projectile rollout: independent project management & technical leadership
Requirements analysis, concept development, program management
Design & rollout of automated, bidirectional DATEV integration (DATEV Desktop API/REST, fixed posting batch import/export, document transfer to DATEV DUO, GoBD-compliant, multi-client capable)
Intelligent invoicing management: 4-dim. posting matrix, down payment/partial invoices, FIFO allocation, real-time KPIs
Design & rollout of X-Rechnung / ZUGFeRD / e-invoicing (B2G-compliant)
Technical documentation as white papers: DATEV integration (11 pages), invoicing management (8 pages)

Feb 2019 - Jun 2020

1 year 5 months

Dresden, Germany

Project Manager (Interim)

ZARGES GmbH

Planning, steering, and monitoring of various projects
ERP rollout with new processes, capacity management
Result: +18% throughput, delays reduced from 35% to 8%

Nov 2018 - Mar 2025

6 years 5 months

Bad Kreuznach, Germany

Inhouse Consultant

SCC – Scientific Consulting Company GmbH

Further development of the Projectile software
Requirements concept and specification
Process development, support during merger with Ramboll
Training in project management, reporting, and business topics

Jan 2018 - Dec 2019

2 years

Wiesbaden, Germany

Chief Process Officer

Finest Address GmbH

Development of company strategy, financial plans & forecasts
Process analysis, optimization, and implementation

Jul 2017 - Jun 2021

4 years

Berlin, Germany

Inhouse Consultant

TÜV Rheinland Consulting GmbH

Further development of Projectile & Serena Business Manager
Interface specification (including SAP)
Process development and training

Jan 2016 - Present

10 years 8 months

Mainz, Germany

Partner – Consulting, Sales, Development

Information Desire Software GmbH

Product development of Projectile, especially the industry solution Projectile HOAI
Requirements engineering, interface specification, system customization
Customer rollouts and training

Jan 2016 - Dec 2019

4 years

Friedrichsdorf, Germany

Inhouse Consultant – Business Process Mgmt.

PharmaLex GmbH

Process development for international branches (India, Spain)
Interfaces: Salesforce, DATEV, Diamant, Rex
Expansion strategy: IT demand, business analysis, controlling

Oct 2015 - Present

10 years 11 months

Büchenbeuren, Germany

Management Consultant

Pfisterer Consulting

Program management and C-level consulting
ERP rollouts, data migrations, M&A integration, compliance
Reporting, dashboards & management reports for a wide range of companies (Projectile Query Manager, Power BI, Excel/Pivot, SQL)
Focus: mid-sized companies and public sector

Jan 2015 - Dec 2019

5 years

Kelkheim, Germany

Senior Partner / Director

Epotech AG

Specification of a software solution for complexity management (i.EPC)
Freelance board member & advisory board (06/2016–04/2017)

Jan 2015 - Dec 2015

1 year

Frankfurt, Germany

Interim Commercial Director

GH Gesellschaft für Haustechnik mbH

Responsibility for 40 employees, modernization of business processes

Jan 2014 - Mar 2015

1 year 3 months

Mainz, Germany

IT-Consultant

Information Desire Software GmbH

Consulting on business organization, process management, and project management
Project lead & product management for the development of Projectile HOAI
Gathering requirements, planning, customizing, delivery, training

Mar 2013 - Dec 2013

10 months

Wiesbaden, Germany

Project Management

SinkaCom AG

Budget review and monthly billing
Introduction of the software solution Projectile
Timesheets and budget limits

Jan 2008 - Dec 2012

5 years

Frankfurt, Germany

Supervisor / Marketing / QM

isee newmedia GmbH

Working student in quality management in the service center, internships in marketing
Year-long internship as supervisor in the service center

Industry Experience

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

Experienced in Information Technology, Construction, Government and Administration, Professional Services, Media and Entertainment, and Pharmaceutical.

Information Technology

Construction

Government and Administration

Professional Services

Media and Entertainment

Pharmaceutical

Business Area Experience

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

Experienced in Customer Service, Project Management, Information Technology, Product Development, Operations, and Sales.

Customer Service

Project Management

Information Technology

Product Development

Operations

Sales

Summary

Translator between business departments and IT. Specialized in ERP rollouts, data migrations, M&A integration, and compliance – for SMEs and the public sector. 10+ years of experience at the intersection of finance, processes, and systems. Available for interim roles as project manager, requirements engineer, AI consultant, or consultant.

Skills

Project Management
Project Lead, Software Rollouts
Budgeting, Controlling, Planning
Program Management & C-Level
Erp & System Integration
Erp Migrations (Projectile, Sap)
Interface Specification
Data Migration & Data Quality Assurance
Reporting & Dashboards (Power Bi, Sql)
Business Process Mgmt.
Process Development & Implementation
Digital Transformation
M&A Integration
Ai, Strategy & Digitalization
Ai Agents, Prompt Engineering, Automation
Sales / Marketing Strategies
Training & Education
Erp / Pm
Projectile, Proj., Hoai, Sap, Datev
Collaboration
Jira, Confluence, Sharepoint
Ms Office
Interfaces
Rest Api, Salesforce, Diamant
Mysql
E-Invoicing / Datev
Xrechnung, Zugferd, Datev Duo
Gobd, Addison
Reporting / Bi
Power Bi, Query Manager, Excel Pivot
Sql
Ai & Automation
Claude, Opencode, Chatgpt, Cursor
Prompt Eng., Rdin

Languages

German

Native

English

Advanced

Education

Oct 2012 - Jun 2014

accadis Hochschule

Master of Arts (M.A.) · International Management · Bad Homburg, Germany

Oct 2009 - Jun 2012

Hochschule Mainz

Bachelor of Arts (B.A.) · Business Administration · Mainz, Germany

Statistics

Experience

Total positions 18

Experience in Information Technology 12.5 y

Avg length 3 y 4 m

Longest experience 10 y 10 m

Global Experience

Countries worked in 1 (Germany)

Primary country Germany

Expertise

Recent roles Product Owner & Full-Stack Developer (myPlace Parking), Strategic Consultant, Inhouse Consultant

Main industries Information Technology, Construction, Government and Administration

Main business areas Customer Service, Project Management, Information Technology

Qualifications

Highest degree Master

Profile

Created

August 2026

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Frequently asked questions

Have questions? Find more information here.

René is based in Büchenbeuren, Germany and can operate in on-site, hybrid, and remote work models.

René speaks the following languages: German (Native), English (Advanced).

René has at least 18 years of experience. During this time, René has worked in at least 15 different roles and for 17 different companies. The average length of individual experience is 1 year. Note that René may not have shared all experience and actually has more experience.

Based on recent experience, René would be well-suited for roles such as: Product Owner & Full-Stack Developer (myPlace Parking), Strategic Consultant, Inhouse Consultant.

René's most recent position is Product Owner & Full-Stack Developer (myPlace Parking) at Hahn-Airport-Inn e.K..

In recent years, René has worked for Hahn-Airport-Inn e.K., Pfisterer Hausmeisterservice und Handwerk, TÜV Rheinland Forschungs- und Innovationsmanagement GmbH, Personal Project – Complex Construction Project, and Ramboll.

René is most experienced in industries like Information Technology, Construction, and Government and Administration. René also has some experience in Professional Services, Media and Entertainment, and Pharmaceutical.

René is most experienced in business areas like Customer Service, Project Management, and Information Technology. René also has some experience in Operations, Product Development, and Sales.

René has recently worked in industries like Government and Administration, Construction, and Information Technology.

René has recently worked in business areas like Information Technology, Project Management, and Business Intelligence.

René holds a Master in International Management from accadis Hochschule and a Bachelor in Business Administration from Hochschule Mainz.

René is immediately available part-time for suitable projects.

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

To hire René, click the Meet button on the profile to request a meeting and discuss your project needs.

Daily Rate Distribution

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<€800 €800-960 €960-1120 €1280+

The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1000

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Daily rate avg. 871 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

1000

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Median rate 800 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.