Mathias Wilhelm

Development of an AI-driven social media automation for topic identification, text generation, and publishing

Mathias Wilhelm
Berlin, Germany

Experience

Aug 2025 - Sep 2025
2 months

Development of an AI-driven social media automation for topic identification, text generation, and publishing

  • optimization and automation of marketing activities on social media channels
  • gathering requirements and the processes to be optimized
  • building an automation to identify the company's USPs for different marketing target groups
  • creating an algorithm to search for and identify relevant news
  • implementing an algorithm to generate and send social media posts
  • designing and implementing the entire automation in Python
  • developing a web application in AngularJS
  • boosting the company's visibility through increased and more targeted social media posts
  • technologies used: requirements management, stakeholder management, architecture decisions, NLP, LLMs, transformers, Python, FastAPI
Dec 2024 - Mar 2025
4 months

DevOps

  • redesign and implementation of the entire infrastructure and CI/CD pipeline
  • technical infrastructure documentation and process descriptions in line with ISO/IEC 27001
  • stabilizing and securing the infrastructure and creating a backup solution
  • eliminating platform downtime
  • speeding up deployment time by a factor of 4
  • accelerating time from ticket to production by a factor of 2 through dynamic review environments and JIRA automation
  • technologies used: Infrastructure as Code, Terraform, Hetzner, cloud, Ansible, GitLab CI/CD, Linux, Bash, Docker, Docker Swarm, microservices, MariaDB, MinIO, Git
Mar 2024 - Present
1 year 11 months

Interim CTO for decentralized cloud solution

  • full responsibility for development and product strategy
  • introducing structures and processes
  • planning a new platform concept and supporting its implementation with Spring Boot, Java, and AngularJS
  • managing interfaces
  • sharpening the product strategy
  • sustainably improving interdisciplinary team collaboration, especially significantly boosting the performance of the Indian team
  • implementing a QA process to improve product quality
  • establishing new strategic partnerships and integrating them technically into the platform
  • technologies used: project management, requirements management, stakeholder management, team development, architecture decisions, Agile, ClickUp, Monday, Git, REST
Dec 2023 - Jul 2025
1 year 8 months

Consultant and Data Scientist for insurance providers

  • gathering requirements and creating use and business cases
  • developing and implementing various AI services and automations to digitalize claims processing: document splitting, automated evaluation of documents, document type recognition, claim type recognition, business line detection, BelegGPT for querying documents
  • optimizing the internal claim review process by about 50%
  • successfully supporting product placement with insurers
  • making a decisive contribution to the innovative optimization of insurers' claims review process
  • technologies used: requirements management, stakeholder management, data analysis, prototype development, machine learning, LLMs, NLP, image recognition, anomaly detection, text classification, GPT APIs, spaCy, NLTK, PyTorch, scikit-learn, OpenCV, Python, FastAPI, REST, Docker, microservices, MongoDB, MySQL, Git, CI/CD
Oct 2023 - Apr 2025
1 year 7 months

Consultant and Data Scientist for B2B trading platform

  • project management
  • developing and implementing AI-based business and use cases for a B2B trading platform for used hardware, e.g. price indication for used hardware, AI-based normalization of product specifications, intelligent specification search for over 8 million products
  • improving platform UX by introducing AI-assisted user inputs
  • creating new business cases for existing AI services
  • solution-oriented project management with 100% customer-focused results
  • technologies used: stakeholder management, data analysis, machine learning, NLP, LLMs, spaCy, NLTK, PyTorch, scikit-learn, OpenSearch, Python, FastAPI, REST, Docker, microservices, MariaDB, Git, CI/CD, JIRA, Confluence
Jan 2023 - Jul 2023
7 months

Development and Data Science

  • Feasibility project for a CV parser and a skill-matching algorithm
  • Project led to digitization and optimization of the recruiting process due to user acceptance and positive test results
  • Technologies used: stakeholder management, requirements management, LLM, NLP, machine learning, Tensorflow, scikit-learn, spacy, Python, JavaScript, HTML, FastAPI, REST, Docker, SQLite, Git
Apr 2022 - Jul 2022
4 months

Development and Data Science

  • Developed a name generator for projects, products, and websites
  • Built a database of all registered domain names worldwide (over 100 GB, 300 million records) to validate the availability of generated names
  • Helped reduce external costs for naming workshops and agencies
  • Technologies used: stakeholder management, data analysis, machine learning, Markov processes, NLP, scikit-learn, Python, FastAPI, GraphQL, REST, PostgreSQL, Docker, Git, CI/CD
Jan 2022 - Present
4 years 1 month

Freelance consultant for AI and digitalization

Apr 2021 - Apr 2023
2 years 1 month

Consulting and project management for sales solution

  • Project management and product management
  • New development of the AI-based sales solution
  • Created innovative AI-based analyses for sales data (cross-selling and upselling potential, industry and customer analyses, lead potential analyses, efficiency and effectiveness analyses)
  • Restructured the developer team and onboarded new developers
  • Increased the F1 score of the existing AI from 0.35 to 0.8
  • Expanded the solution with additional metrics and indicators
  • Accelerated the initial customer data analysis
  • Created new business cases for existing AI services
  • Solution- and budget-oriented project management
  • Technologies used: stakeholder management, data analysis, use and business case development, product management, architecture decisions, machine learning, time series analysis, anomaly detection, Tensorflow, scikit-learn, Python, MariaDB, Airflow, MLflow, Git, CI/CD
Jan 2019 - Dec 2020
2 years
Berlin, Germany

Head of the Competence Center for Self-Adaptive Systems

DAI-Labor Berlin

Jan 2010 - Dec 2019
10 years
Berlin, Germany

Data Scientist and Project Lead

DAI-Labor Berlin

Jan 2006 - Dec 2010
5 years
Berlin, Germany

Student Assistant in Machine Learning

TU Berlin

Jan 2003 - Dec 2006
4 years

System Administrator

Summary

Mathias Wilhelm helps companies harness the business potential of AI – through solid consulting, targeted implementation, and many years of experience in tech and business projects. With over 20 years of experience as a Data Scientist, developer, and project manager, he brings not only deep technical know-how but also a thorough understanding of business contexts and project strategy. Whether corporate, startup, or research – he combines entrepreneurial thinking with solid AI expertise.

Skills

  • Ai Consulting & Strategy: Development Of Use Cases, Feasibility Analyses, Ai Roadmaps, Requirements Analyses

  • Data Science & Ml Engineering: Time Series Analysis, Anomaly Detection, Classification, Nlp, Ner, Document Analysis, Image Processing, Forecasting, Statistics, Data And Result Visualization

  • Prototyping & Product Development: From Idea To Mvp – Including Architecture, Development, Testing, Deployment, And Infrastructure

  • Devops/mlops & Infrastructure: Ci/cd, Mlops, Docker Swarm, Terraform, Ansible, Cloud (Aws, Hetzner, Etc.), Automation, Security

  • Technical Project Management: Leading Development Teams, Requirements Management, Quality Assurance

  • Industries: Sales, Insurance, Cloud, B2b Platforms, Recruiting, Finance, Automotive, Iot

  • Languages: Python, Sql, Bash, Javascript, Html/css

  • Ml/ds: Genai, Llms, Transformers, Image Recognition, Llm Prompt Engineering, Scikit-learn, Tensorflow, Pytorch, Opencv, Pandas, Numpy, Mlflow

  • Databases: Mysql, Mariadb, Sqlite, Mongodb, Postgresql, Minio, S3

  • Frameworks: Spacy, Nltk, Pytorch, Tensorflow, Scikit-learn, Opencv, Fastapi, N8n, Opensearch

  • Devops: Docker, Docker Swarm, Gitlab Ci/cd, Terraform, Ansible, Linux, Git, Jira

  • Cloud/hosting: Aws, Hetzner, Ovh, Cudo Computing, Vultr, Self-managed Docker Swarm

  • Apis & Services: Api Design, Rest, Fastapi, Mqtt, Json, Xml

Languages

German
Native
English
Advanced

Education

Oct 2016 - Jun 2022

TU Berlin

PhD (Dr.-Ing.) in ring-based multi-finger gesture control · Ring-based multi-finger gesture control · Berlin, Germany

Oct 2001 - Jun 2010

TU Berlin

Dipl.-Ing. in Computer Engineering · Computer engineering · Berlin, Germany

Need a freelancer? Find your match in seconds.
Try FRATCH GPT
More actions

Similar Freelancers

Discover other experts with similar qualifications and experience

Yannick Schuchmann
Yannick Schuchmann

Freelance IT Consultant/Advisor

View Profile
David Klemme
David Klemme

Head of Enterprise Architecture Management

View Profile
Tungi Dang
Tungi Dang

Technical PMO | Delivery Master | LLM-Expert

View Profile
Martin Musiol
Martin Musiol

Product Owner AI Learning Platform

View Profile
Louis Guitton
Louis Guitton

Freelance Solutions Architect and Machine Learning Engineer

View Profile
Kai Schmudlach
Kai Schmudlach

Software Developer

View Profile
Christian Golecki
Christian Golecki

Product Owner – Redesign of an iOS and Android SaaS Application Platform

View Profile
Kai Kramer
Kai Kramer

Chatbots for Tax and Legal Texts

View Profile
Matthias Kittner
Matthias Kittner

General ERP and AI Consulting

View Profile
Olaf Titel
Olaf Titel

CTO, Partner, Agile Coach, Product Owner

View Profile
Ulf Schiebener
Ulf Schiebener

Innovation Manager

View Profile
Patrick Von der gönna
Patrick Von der gönna

Senior Director, Retail Media

View Profile
Eduard Van kleef
Eduard Van kleef

Workshop Leader 'Introduction to AI Development Tools'

View Profile
Hakan Kisa
Hakan Kisa

Senior IT Manager & Project Manager

View Profile
Andreas Dietrich
Andreas Dietrich

Interim Chief Technology & Product Officer

View Profile
Jürgen Fey
Jürgen Fey

AR/VR/XR Architect

View Profile
Suvrajit Saha
Suvrajit Saha

Advisor Go-2-Market

View Profile
Peyman Pouryekta
Peyman Pouryekta

CEO & Co-Founder

View Profile
Kenan Šabić
Kenan Šabić

Enterprise Architecture

View Profile
Bertrand Rothen
Bertrand Rothen

Interim IAM Product Owner (Identity Management)

View Profile
Paul Webster
Paul Webster

Architecture Consultant (Freelance)

View Profile
Sebastian Striebig
Sebastian Striebig

Group Product Manager – Digital Platform Discovery

View Profile
Arne Hendricks
Arne Hendricks

Embedded Fullstack Developer

View Profile
Tarik Hennings
Tarik Hennings

Technical Product / Digital Asset Owner

View Profile
Marcus Brandt
Marcus Brandt

Managing Director

View Profile
Jens Rehsack
Jens Rehsack

Technical Product Owner

View Profile
Jefferson Gadiano
Jefferson Gadiano

Agile Coach & Scrum Master, Project “ScanToFHIR” – Chekov Enterprise

View Profile
Fabian Deitelhoff
Fabian Deitelhoff

Volunteer Examiner for IT Apprenticeships

View Profile
Thomas Übermeier
Thomas Übermeier

Head of Engineering - Midnight

View Profile
Manuel Kulisch
Manuel Kulisch

Product Owner (Freelancer) - Intelligent Personal Assistant

View Profile