Roland Petrasch - IT Consultant and Software Engineer

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Berlin, Germany

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Experience

Jan 2014 - Feb 2025

11 years 2 months

Berlin, Germany

Remote

IT Consultant

Freelancer

Software Development (full-stack): Java, Spring, JPA, PostgreSQL, REST, Angular, HTML, Typescript, Python, C++, C, Embedded C++, SQL, Apache Camel

Requirements Engineering: Specification, UML modeling (domain model, state charts, business process, use-case), user stories, test spec.

Project management: agile with Scrum (backlog, sprint, retrospective, etc.), classic approach with WBS, GANTT, etc.

AI/ML: data quality check / cleansing, pre-/postprocessing, fine-tuning, Huggingface, PyTorch, Translation AI

Industry experience

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

Experienced in Information Technology.

Information Technology

Business area experience

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

Experienced in Information Technology, Product Development, and Project Management.

Information Technology

Product Development

Project Management

Languages

German

Native

English

Advanced

Thai

Advanced

Education

University

Ph.D. (Software Quality) · Informatics · Germany · cum laude

Statistics

Experience

Total positions 1

Experience in Information Technology 11 y

Avg length 11 y 1 m

Longest experience 11 y 1 m

Global experience

Countries worked in 1 (Germany)

Primary country Germany

Expertise

Recent roles IT Consultant

Main industries Information Technology

Main business areas Information Technology, Product Development, Project Management

Qualifications

Highest degree Doctorate

Profile

Member since

August 2023

Last update

February 2025

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Frequently asked questions

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

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

Roland has at least 11 years of experience. During this time, Roland has worked in at least 1 role and for 1 company. The average length of individual experience is 11 years and 1 month. Note that Roland may not have shared all experience and actually has more experience.

Based on recent experience, Roland would be well-suited for roles such as: IT Consultant.

Roland's most recent position is IT Consultant at Freelancer.

In recent years, Roland has worked for Freelancer.

Roland is most experienced in industries like Information Technology.

Roland is most experienced in business areas like Information Technology, Product Development, and Project Management.

Roland has recently worked in industries like Information Technology.

Roland has recently worked in business areas like Information Technology, Product Development, and Project Management.

Roland holds a Doctorate in Informatics from University.

The availability of Roland needs to be confirmed.

Daily rate distribution

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<€800 €800-1200 €1200-1600 €1600+

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

Average rates for similar positions

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

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Daily rate avg. 920 €

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

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Median rate 900 €

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.

Calculated based on our freelancers’ daily rates as of 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.