XGBoost Experts in Munich
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Meet FRATCH Experts in Munich, who have recently used XGBoost
Mirza Klimenta
Last position:
Agentic AI for a DeepResearch project at Freelance
- Created a multi-agentic system supported by a knowledge graph to automate drafting of research papers
- Used multiple experts (OpenAI models) collaborating during document drafting
- Extracted useful information from the knowledge graph
- Technologies: LangChain, LangGraph, Smolagents, LlamaIndex, dspy
- Infrastructure: Terraform and GitHub Actions (CI/CD) on AWS
- Deployed initial application as a Streamlit app
Thomas Hoefkens
Last position:
Senior MLOps, DevOps Engineer at Trianel Energy
- Build and operate an end-to-end MLOps platform on Azure ML and Kubernetes (Kubeflow) for the automated deployment, monitoring, and scaling of forecasting models (including Temporal Fusion Transformer, Informer, Autoformer).
- Implement CI/CD pipelines in Azure DevOps for the full ML lifecycle – from resource provisioning (Terraform), data transformation (Hugging Face Datasets, Pandas, PyTorch, CUDA cluster) through training and evaluation to model registry and endpoint deployment.
- Integrate MLflow for experiment tracking, model versioning, performance monitoring, and automated registration in the Azure Model Registry.
- Develop and containerize PyTorch training jobs (Azure Notebook, Jupyter Notebooks) for price and time series forecasting (PFC models) with automatic rollout via Azure ML Endpoints and REST/gRPC interfaces, Docker containerization, secured with OAuth 2.0.
- Set up monitoring and alerting mechanisms (Prometheus, MLflow Metrics), log centralization, and cost monitoring.
- Automate infrastructure provisioning and model deployment using Terraform, Helm, and Azure CLI; connect to existing market data systems and event pipelines.
- Migrate existing workloads and databases (IONOS → Azure, MongoDB) with integration into central MLOps workflows and internal networks.
- Extend the platform with LLM-based tools (LangChain, LangServe) to integrate GPT-based analysis modules into existing Spring Boot services for market anomaly detection and automated reports.
- Analyze and architect a software solution to process large volumes of data efficiently (>3000 messages/sec.) (market data store).
- Spring Boot / Java 21 container development with RabbitMQ for distributing stock market data via MongoDB (Kubernetes) with fast storage of data in Redis RMaps, deduplication, forwarding messages to Read Model queues, and building Read Models for UI display in MongoDB.
- Integration of RESTHeart to create a REST API for MongoDB.
- Build an Angular frontend to simplify data queries and master data maintenance.
- Agentic coding with remote and local LLMs (Claude Sonnet, Ollama Qwen) and MCP servers.
- Develop Python scripts for transforming and cleaning incoming stock market data (Pandas, scikit-learn).
Serge Kalinin
Last position:
MLOps (machine learning operations) at REWE Digital GmbH
- It is like a startup within REWE, where we have to build a new forecasting system on Google Cloud Platform from the scratch. Although, officially my role is called MLOps, my actual tasks also include development of data processing pipelines (data engineering) and data scientists tasks such as feature engineering and model trainings.
- GCP: Terraform (tofu), Vertex AI (Kubeflow), Cloud Run, IAM, Google Cloud Storage, BigQuery, Artifact Registry
- Data engineering: Snowflake as the main data warehouse, Terraform, DBT for data model implementations
- CI/CD: GitLab. We have built a CI/CD pipeline that automates deployments of new releases up to production environment
Raghu Ram Vadali
Last position:
Telco Customer Churn Prediction – End-to-End ML Pipeline at Self-Initiated Project
- Designed and implemented a full machine learning pipeline for churn prediction using the Telco dataset.
- Applied preprocessing techniques including missing value handling, categorical encoding, feature scaling, and PCA.
- Built and compared over 15 models (logistic regression, random forest, XGBoost, etc.) and evaluated them using accuracy, precision, recall, F1 score, ROC AUC, and PR AUC.
- Tuned hyperparameters with GridSearchCV, achieving 80.6% accuracy with random forest and XGBoost.
- Created visual reports (bar plots, heatmaps, radar charts) to interpret model performance and churn drivers.
- Exported reusable pipelines and trained models with joblib for deployment.
Stephan Baier
Last position:
Freelance Data Scientist at Baier Data & AI Consulting
Oussama El Allam
Last position:
Head of R&D at eXagotec GmbH
- Spearheading multidisciplinary engineering teams in the development of next-generation medical devices
- Orchestrating research initiatives and technology roadmaps to deliver innovative medical solutions
- Overseeing R&D budget and managing project portfolios from concept through to commercialisation
- Establishing strategic collaborations with clinical partners for technology validation
Himanshu Negi
Last position:
Principal (Data Scientist/Data Engineer/Gen AI Engineer) at Marktguru Deutschland GmbH
Architected an agentic, real-time offer orchestration engine where specialized agents (retrieval, pricing/optimization, and policy/guardrails) coordinate to personalise promotions across customer touchpoints using RAG with FAISS over Delta Lake and low-latency Databricks Model Serving. Collaborated with product managers and commercial stakeholders to shape the roadmap and evaluate emerging agent patterns for production.
Designed an agent-based data quality service that orchestrates schema detection, entity normalization, and validator/exception-handling agents to clean multi-retailer SKU feeds at scale. Wrapped model calls in PySpark UDFs for distributed inference, automated via Databricks Workflows and CI/CD.
Developed a multimodal, agentic extraction pipeline where vision, parsing, and compliance agents collaborate to derive brand, packaging, and volume from scanned images using Claude 3 Sonnet with Swin Transformer encoders. Orchestrated via Azure Event Hub with outputs persisted to Delta Lake.
Implemented a GS1 taxonomy classification service built around cooperating agents for inference, drift monitoring, and auto-retraining governance using Falcon 180B (LoRA-tuned) with a batch pipeline on Databricks.
Created a hybrid agent workflow where a retrieval agent surfaces candidate matches via embeddings and a reasoning/verification agent (Mixtral 8x7B) adjudicates receipt-to-SKU alignment, integrated into a streaming Databricks pipeline.
Built a multimodal attribute inference pipeline structured as cooperating vision-language, rules/consistency, and compliance agents to fill NutriScore, nutrition fields, and packaging types from names and images using LLaMA 3-8B with CLIP embeddings.
Developed a GenAI-powered orchestration system that ingests recipes from multiple websites, parses ingredients through structured extraction agents, and dynamically links them to real-time retailer offers via tagging, semantic reasoning, and business-rule agents.
Tobias Reinerth
Last position:
Senior Data Scientist at Lyft
- Improved error rate in Speed Limit elements from 24% to 8% by implementing an LLM pipeline on detected objects (with natural lower bound of 6% as image coverage is only 94%).
- Extensive ML modeling of Routing Cost Function (objective function, features, hyperparameters, training data generation) which led to setting the foundation for a rebuild of a more flexible setup.
- Initiated the first Prioritization Framework for Data Curation Ops ($2M annual organizational expenses) which moves away from daily quotas and now optimizes for ‘expected business value per time unit’, achieving around 5-7% efficiency improvement.
- Close collaboration with Software Engineering & Data Engineering as well as Product & Operations.
Mohamed Saleh
Last position:
Machine Learning Engineer (Part Time) at E.ON Digital Technology
- Designed and implemented an advanced, agentic RAG pipeline using LangChain and LangGraph for structured data extraction from PDFs, utilizing tools, state management, and OpenAI LLMs (GPT-4) to improve accuracy and handle complex document structures.
- Developed a Google AI agent for extraction of structured information from PDF documents and deployed the agent on Vertex AI.
- Architected data pipelines using Azure Data Factory and Databricks to ingest data from Azure Blob Storage, process it with PySpark, and load it into Azure SQL Database via Linked Services.
- Containerized AI agents and services using Docker for consistent local development and deployment.
- Utilized PySpark and Dask for database querying in coordination with Azure Blob Storage and Document Storage.
- Created a ReAct agent that extracts structured data from PDF documents using tools and integrating Azure Document Intelligence.
- Contributed to the CPO invoices validation check project using Databricks to find existing CDRs and calculate total valid costs.
- Developed a conversational AI agent (chatbot) with a FastAPI backend, integrating RAG for precise tariff extraction and deployed the service using Azure Container Apps.
- Tools used: Azure, Azure OpenAI, Azure Document Intelligence, Azure Blob Storage, Google ADK, Google Cloud, Vertex AI, Gemini, Databricks, LangChain, LlamaIndex Ollama, Docker, PySpark, Azure SQL, Azure Data Factory, Azure AI Agent, Microsoft SQL Server
Discover over 15,000 top freelancers
Statistics of experts using XGBoost
Aggregated from the professional profiles of matched freelancers.
Experience
14 years (Germany: 9 years)
Position duration
2.2 years (Germany: 1.7 years)
Positions per freelancer
8 (Germany: 7)
Top business areas
Product Development, Information Technology, Business Intelligence
Top industries
Information Technology, Insurance, Transportation
Certification focus areas
Information Technology, Business Intelligence, Research and Development
Bachelor's degree or higher
88% (Germany: 98%)
Master's degree or higher
88% (Germany: 77%)
Doctorate
50% (Germany: 14%)
Certifications per freelancer
3
Most common languages
German, English, French
Speak two or more languages
100% (Germany: 98%)
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Munich are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Munich using XGBoost
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
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.
About the technology
What XGBoost does
XGBoost, short for extreme gradient boosting, is a machine learning method for structured data. It is widely used for classification, regression, ranking, and risk scoring where tabular features matter more than raw media or text. Strong specialists know when XGBoost is the right fit and when a simpler model is better.
Common use cases
- Customer churn and lead scoring
- Fraud detection and anomaly flagging
- Search ranking and recommendation layers
- Forecasting, pricing, and propensity models
It appears in decision-support systems, analytics products, and batch scoring jobs. In Munich, companies often bring it into finance, mobility, industrial, and insurance projects where structured data is central.
Tooling and ecosystem
XGBoost is often used with Python and pandas, then trained and evaluated in notebook, pipeline, or production settings. Experts also work with scikit-learn wrappers, feature stores, model tracking, and deployment stacks that serve batch or real-time predictions. They should understand parameters such as depth, learning rate, early stopping, and regularization.
When freelance help makes sense
Freelance specialists are useful when a team needs a model review, a faster baseline, or support moving a prototype into a stable workflow. They also help when feature engineering, tuning, or model comparison has become slow or unclear. A good specialist can untangle data leakage, weak validation, and overfitting.
What strong specialists deliver
Strong professionals do more than train a model. They define the target metric, design robust validation, compare XGBoost with linear models or random forests, and explain why the chosen approach works. They also document feature logic, thresholds, and retraining steps so the model can be maintained.
Hiring signals
A company usually needs this expertise when tabular data is messy, the current baseline is weak, or predictions must be explainable enough for business use. For Munich teams, remote collaboration works well for most model work, while on-site sessions can help with stakeholder alignment and data access. Clear communication in English is often enough, with German useful in local business settings.
Frequently asked questions
What clients ask us most about XGBoost — answered in short.
XGBoost is used for prediction tasks on structured data. It is a strong choice for classification, regression, ranking, and scoring problems where feature quality matters more than deep learning. Teams use it for churn, fraud, pricing, and many business analytics use cases.
XGBoost often beats simpler models when the data has non-linear patterns and careful tuning is possible. Logistic regression is easier to explain, while random forest can be faster to start with, but XGBoost usually gives more control over performance. A good specialist will compare all three instead of assuming one wins.
A strong XGBoost specialist should also know Python, pandas, scikit-learn, and sound validation methods. Feature engineering, leakage detection, and metric selection matter just as much as the model itself. For production work, knowledge of pipelines, tracking, and deployment is a plus.
You do not need a fully finished data science brief, but you should have a clear target, data source, and success metric. XGBoost work moves faster when the expert can see sample data, understand the prediction horizon, and know whether the output is a score, label, or ranking. That avoids wasted tuning.
Yes. XGBoost work is often remote-friendly because model development depends on data access, not physical presence. In Munich, on-site time is mainly useful for workshops, stakeholder reviews, or sensitive data environments.
Ask how they validate models, handle missing values, and prevent leakage. A strong XGBoost freelancer can explain why a metric was chosen, how hyperparameters were tuned, and what was learned from feature importance or error analysis. Look for clear reasoning, not just a good-looking result.
No. XGBoost is most common in Python, but it is also used from other environments through its native APIs and wrappers. A good specialist will choose the interface that fits your stack and deployment plan.
XGBoost is not ideal when the problem is mostly unstructured text, images, or audio, or when you need a very simple and transparent baseline. In those cases, another model or a different approach may be better. A careful freelancer will say that early instead of forcing the method.
The average hourly rate of freelancers in Munich, Germany who have used XGBoost in their recent projects is 98 €, which corresponds to a daily rate of about 785 € based on an 8-hour working day.
Of the freelancers in Munich, Germany who have used XGBoost in their recent projects, 88% hold at least a Bachelor's degree, 88% hold at least a Master's degree, and 50% hold a doctorate.
On average, freelancers in Munich, Germany who have used XGBoost in their recent projects have 14 years of professional experience, with a single engagement typically lasting around 2.2 years.
The most common languages among freelancers in Munich, Germany who have used XGBoost in their recent projects are German (100%), English (100%), and French (44%).
The most common industries among freelancers in Munich, Germany who have used XGBoost in their recent projects are Information Technology (89%), Insurance (56%), and Transportation (56%).
The most common business areas among freelancers in Munich, Germany who have used XGBoost in their recent projects are Product Development (100%), Information Technology (89%), and Business Intelligence (78%).
Main locations of FRATCH Experts, who have recently used XGBoost
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
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