
Data Science Experts in Switzerland
for smarter decisions, matched in minutes with AIHire experts who turn complex data into reliable forecasts, recommendation systems and measurable business insight. Work with specialists across Python, SQL, machine learning and cloud data workflows, matched quickly with vetted, available freelancers.
Meet FRATCH Experts in Switzerland, who have recently used Data Science
Marco S.
Last position:
MS Power BI Developer at Bayern Facility Management GmbH
Power BI development and administration, training, consulting, data modeling, DAX development
MS Fabric, MS Power BI, DAX
Malik O.
Last position:
AI Scientist at SQPS
- Intelligent Document Processing Engine with OCR & Computer Vision: Architected the end-to-end AI pipeline at the core of the SQPS GenAI document-processing product, which turns scanned paper and PDF batches into organised, searchable documents, combining image pre-processing, OCR and layout analysis for mixed-quality scans. Technologies: Python, OpenCV, Tesseract / PaddleOCR, PyTorch, FastAPI
- Automatic Document Splitting & Classification: Developed models that detect where one document ends and the next begins inside a single multi-document scan, and classify each one by type (invoices, contracts, letters, reports) to enable fully automated filing. Technologies: Python, PyTorch, scikit-learn, Hugging Face Transformers
- Information Extraction & Intelligent File Naming with LLMs: Implemented an LLM-based GenAI extraction system that reads dates, names and reference numbers from unstructured documents and uses them to generate consistent, rule-based file names, with configurable naming conventions per organisation. Technologies: Python, LangChain, OpenAI, SentenceTransformers, SQL
Oliver S.
Last position:
Managing Director and employed actuarial consultant at ARCS Actuarial and Risk Consulting Stoll GmbH
- Advising insurance companies on modelling, reporting, valuations, risk management and acting as Appointed Actuary
- 2023–2025: Improvement of Solvency II software, annual financial statements (HGB, SII), process optimisation, pricing, SQL- and Python-based reports for AXA Deutschland, Cologne
- 2022–2023: Support with portfolio transfer (RAFM optimisation; impact on HGB balance sheet, SII, reinsurance; migration to msg.Life Factory) for Zurich Deutschland, Cologne
- 2021 and 2024: Redesign of Solvency II model, implementation in Python and model enhancements; testing and documentation for PK RĂĽck, Zurich
- 2021–2023: Control calculations for policy maturity benefits; specification and testing of an administration system for product launch at Youplus, Liechtenstein
- 2021: a) Support in drafting a reinsurance contract: project management and analyses; b) Support with Solvency II reporting and multi-year planning for Allianz Leben, Stuttgart
- 2020–2021: Further development and optimisation of models with Risk Agility FM (RAFM), integration into the IFRS 17 reporting process with Unify for Allianz Slovakia and Bulgaria
- 2017–2023: Quality improvement of the RAFM model; methodology development; documentation; optimisation of reporting and planning processes; automation with Excel and Oracle SQL (on COR-Life); implementation of a life reinsurance contract; validation of mathematical figures in the administration system for SV Versicherung, Stuttgart and Mannheim
- 2015–2017: Project management and senior actuary in the development of an actuarial projection tool and in the IMAP process with the regulator; guidance of the reporting team; analyses; methodology development; process design; coordination with IT, asset management and risk management for Allianz Leben, Stuttgart
- 2016–2020: Review of cash flow models for investment projects for B Capital, Zurich
- 2015: Rebuilding of methodology for MCEV calculation based on MVBS; weakness analysis and support in addressing weaknesses for Allianz SE, Munich
- 2014: Solvency II risk capital reporting project: validation of data submissions; analyses for management and the regulator; tool development; process and documentation improvements; training of team members for Aegon Group, The Hague, Netherlands
Marco C.
Last position:
Global Process Owner Business Intelligence at Interroll SA
- Cover the role of Global Process Owner of the Business Intelligence area and contribute to designing the Data Strategy
- Responsible for the global BI platform based on SAP BW4/HANA, SAP Analytics Cloud, Datasphere, Analysis for Office and Power BI
- Collaborate with the FICO team due to acquired skills in this area
- Work closely with the business worldwide to build dashboards, data models and reports to provide useful insights
- Coordinate international analytics teams as project manager and report project progress to the Board
- Participated in the two-year S/4 implementation project with SAP Schweiz, coordinating the SAP implementation team in Portugal and ensuring go-live with all dashboards and reports working and data matched S/4
- Managed BI projects in Sales, Finance, Global KPIs, Manufacturing and Purchasing as project manager; developed and coded when necessary
- Led the migration of reports from BusinessObjects and Lumira to Analysis for Office and BW4/HANA
- Developed Spend Analytics data models and dashboards to analyze purchasing across 30+ entities, achieving 8% savings on purchasing volume and increased group profitability
- Defined data strategy for the group
- Created the global Business Intelligence site on Viva Engage, published stories and built the BI website containing links to training, BI directive list of reports and dashboards
- Created success stories as business use cases, published on Viva Engage
- Led the Business Intelligence function globally, coordinating BI development teams in Switzerland and abroad
- Personally developed data models, reports and dashboards
- Involved in privacy and security topics to guarantee correct compliance of data management
- Coded using different programming languages
- Managed more than 15 BI projects over 5 years using agile methodology, delivered on time, on budget and on quality
- Wrote the BI directive on correct usage of BI tools in the company
Gwang Jin K.
Last position:
Data Scientist / Applied AI, Automation & Data Systems Researcher at Independent
- Built and explored applied GenAI, RAG, GraphRAG, local LLM, agentic AI and document-intelligence prototypes for structured analysis, evidence extraction, semantic search, technical reasoning and decision-useful reporting
- Developed private local-LLM workflows and AI system patterns focused on privacy, reproducibility, reviewability, low-cost inference and practical user control
- Built reproducible Python/R workflows for data analysis, automation, API-driven tooling, validation logic, technical documentation and AI-assisted software development
- Designed workflows around explicit assumptions, traceable inputs, reviewable outputs and failure-mode awareness rather than black-box “looks good” demonstrations
- Supported RAHN AG in a chemical/regulatory environment with data extraction and processing around WERCS, a regulatory application for chemical product and compliance data
- Explored complex application/database schemas and wrote nested SQL queries to extract information for mixture calculations, component relationships, regulatory rules and reporting logic
- Continued hands-on development in Git/GitHub/GitLab/Bitbucket, Docker/Linux deployment patterns, REST/API workflows, error handling, technical writing and fast AI-assisted prototyping
- Built technical writing and documentation workflows that turn complex systems into clear runbooks, checklists, decision notes and user-facing explanations
Andreas I.
Last position:
Business Development at SoftQuadrat GmbH
- Analysis of the current situation and repositioning of the brand
- Building up recruiting, sales, and customer support
- Planning for trade fair participation
- Establishing a sales process
- Introducing a CRM tool (Pipedrive)
- Setting up a subsidiary in Switzerland
- Implementing all aspects of temporary staffing
Kristian Michael H.
Last position:
Director Global IT at JC Newretail AG / Peek & Cloppenburg Group
- Lead 300+ tech professionals across internal and consulting teams
- Transformed IT into a strategic, product-centric consultancy
- As industry first: Initiated ERP migration SAP → Oracle Fusion
- Implemented AI strategy, built the data science competence and initiated AI pilots
- Established IT Strategy Board aligning technology with business vision and objectives
- Implemented a central and standardised IT vendor management process reducing IT costs by 10%
- Outsourced internal ERP management structure into an external service entity
- Implementation of IT security protocols, standards, trainings and systems
Fabian K.
Last position:
Lecturer at HWZ University of Applied Sciences
- Co-teach in CAS AI Management and CAS AI Innovation programs for future AI managers
- Cover topics including data platforms, AI architecture, technology adoption foundations, and factors influencing enterprise AI initiative success
Kalin S.
Last position:
Sr Data Engineer / Architect at Samsung Logistics
- Architected and implemented a structured three-layer enterprise data warehouse model in Azure, establishing a robust and scalable data environment.
- Migrated legacy stored procedures to streamlined Azure Data Factory (ADF) pipelines, enhancing data processing efficiency.
- Introduced comprehensive Git-based source control, ensuring rigorous version management and collaborative development practices.
- Established automated data quality frameworks with proactive monitoring and alerting, significantly improving data integrity and reliability.
- Spearheaded the design of an enterprise data model, enabling a self-service BI environment that empowered business teams with advanced analytics capabilities.
- Developed and delivered insightful dashboards and reports in Power BI, transforming raw data into actionable business insights.
- Technologies: Azure Data Factory (ADF), Azure, MS-SQL, DataVault 2.0, Git, Power BI, data quality automation, Agile/Scrum, data modeling, self-service BI, stakeholder management.
Ala L.
Last position:
VR/AR/ML Project Site Lead (contract by Experis) at Meta
- Acted as project lead in different internal projects, including the development and implementation of innovative solutions based on machine learning, virtual and augmented reality with the aim of providing great user experience
- Drove project planning, execution and reporting, designed risk mitigation and schedule adjustment plans to bring the projects on the green path
- Directed the process optimization and conducted project reviews by being the liaison between engineering teams and executive stakeholders
- Served as agile coach and led the scrum ceremonies such as daily stand-ups, sprint planning, sprint review and sprint retrospective
Karl E.
Last position:
incl. CI/CD, automation at AALS Software AG
- Designed and delivered a practical real-time course on Flink and Hadoop with MapReduce, HDFS, Spark, Flink, Hive, HBase, MongoDB, Cassandra, and Kafka
- Gained extensive DevOps and CI/CD experience
- Created ETL/ELT pipelines with Apache tools and Pentaho
- Led projects in municipal software, financial services, and big data with Kafka
- Developed AI/NLP models and chatbots with RASA, Chatter, and Dialogflow
- Built and managed a TypeDB knowledge database
- Worked with OpenStack, Kubernetes, and Podman
Hrvoje K.
Last position:
Researcher, Investment Research Institute at Pictet Group
- Designed and implemented AI-enhanced macro-factor models improving asset allocation decisions across multi-asset portfolios
- Developed machine learning-based FX trading strategies, integrating macroeconomic and sentiment data to identify profit opportunities
- Models adopted by the investment committee to guide equity and currency exposure
- Collaborated with portfolio managers to translate analytical output into actionable investment insights
Revealed U.
Last position:
Executive Enterprise Data & Analytics Advisor at A medium-size private bank
- Responsible for defining and implementing an enterprise Data Governance framework with an initial focus on BCBS-239, including Data Catalog tooling and formalized data asset ownership.
- Led the turnaround and delivery of an Enterprise Data Warehouse to support regulatory and management reporting on a robust, integrated data platform with a primary focus on Finance.
- Served as a key contributor to the bank’s Data, Analytics & AI strategy, which was subsequently approved by the management board.
Discover over 15,000 top freelancers
Statistics of experts using Data Science
Aggregated from the professional profiles of matched freelancers.
Experience
23 years

Position duration
2.7 years

Positions per freelancer
13

Top business areas
Business Intelligence, Information Technology, Project Management

Top industries
Banking and Finance, Information Technology, Education

Certification focus areas
Project Management, Information Technology, Business Intelligence
Bachelor's degree or higher
92%
Master's degree or higher
83%
Doctorate
25%

Certifications per freelancer
6

Most common languages
English, German, French

Speak two or more languages
100%
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Switzerland are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Switzerland using Data Science
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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Data Science experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Banking and Finance (77%)
- Information Technology (77%)
- Education (62%)
- Manufacturing (62%)
- Professional Services (62%)
- Transportation (38%)
- Government and Administration (38%)
- Healthcare (31%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What Data Science covers
Data Science combines statistics, programming, domain knowledge and machine learning to turn raw information into useful decisions. Professionals prepare data, discover patterns, test hypotheses and create models that support forecasting, classification, recommendations and process improvement.
Models and outcomes
The work can produce demand forecasts, fraud detection, customer segmentation, pricing support, search ranking and predictive maintenance. Strong projects connect each model to a clear business question, a usable output and a way to monitor performance after release.
- Define measurable questions and suitable data sources
- Clean, combine and validate structured or unstructured data
- Train, evaluate and explain predictive models
- Translate findings into decisions, reports or production services
Tools and adjacent skills
Python and SQL are central to many Data Science projects, with pandas, NumPy, scikit-learn and notebooks supporting exploration and modelling. Depending on the system, professionals also work with Spark, dbt, cloud warehouses, Docker, APIs and MLOps practices. Statistics, data visualisation and software delivery skills complete the toolkit.
When companies need specialists
Companies often bring in freelance expertise when internal teams have valuable data but lack modelling capacity, statistical depth or a clear path to production. Switzerland’s finance, manufacturing, healthcare, retail and life sciences sectors use these capabilities for risk analysis, optimisation, research and customer insight. Remote work is effective when data access, documentation and stakeholder communication are well organised.
- A prototype needs validation before investment
- Existing models need better accuracy, explainability or monitoring
- Data pipelines do not support dependable analysis
- Business teams need evidence for a high-impact decision
What strong professionals deliver
The best specialists clarify assumptions before choosing a model. They establish sound validation methods, check for leakage and bias, document limitations and explain results in language decision-makers can use. They also consider privacy, access controls, reproducibility and the operational cost of keeping a model reliable.
Choosing the right collaboration
Start by defining the decision the work should improve, the available data and the expected deliverable. A focused engagement may cover exploratory analysis or a forecasting model; a broader one may include pipelines, deployment and monitoring. For Swiss teams, agree early on remote or on-site work, communication language, data residency requirements and access procedures.
Frequently asked questions
The facts hiring teams ask for most often when it comes to Data Science.
Data Science is used to extract insight from data and support decisions with statistical analysis, machine learning and visualisation. Common applications include forecasting, fraud detection, recommendation systems, customer segmentation, quality control and predictive maintenance.
Data Science often goes beyond reporting past performance by building predictive or prescriptive models. Data analytics and business intelligence may focus on dashboards, trends and recurring reports, while Data Science can also involve experimentation, machine learning and automated decisions. The boundaries overlap, so the right choice depends on the business question and data maturity.
A strong Data Science professional may also work with Python, SQL, statistics, data visualisation and cloud warehouses. For production work, experience with data pipelines, APIs, software testing, Docker and MLOps is valuable. Domain knowledge can matter as much as the modelling technique.
The required background depends on the scope, data quality and risk of the outcome. A focused analysis may suit a specialist with strong statistics and communication skills, while a production model needs proven capability in data engineering, deployment, monitoring and governance. Assess relevant deliverables rather than relying on a generic seniority label.
Yes, many Data Science projects can be handled remotely through controlled environments, documented workflows and regular stakeholder sessions. On-site collaboration can help when the work depends on sensitive systems, operational observation or close contact with business teams. Agree on access, communication language, meeting rhythm and data handling before the engagement begins.
Review whether the Data Science work answers the original business question and uses a sound validation method. Ask how missing data, bias, leakage, uncertainty and model drift were handled. Reproducible analysis, clear documentation and an explanation that non-specialists can understand are strong quality signals.
Data Science is a broader discipline that includes data preparation, statistical reasoning, experimentation, communication and sometimes machine learning. Machine learning focuses on methods that learn patterns from data, but a useful Data Science project may not need a complex model. Good professionals choose the simplest method that supports the intended decision.
Before engaging a Data Science specialist, define the business decision, available data, access constraints and expected deliverable. Share examples of current reports or processes, known data problems and the systems involved. This lets the professional assess feasibility and distinguish an exploratory question from a production requirement.
The average hourly rate of freelancers in Switzerland who have used Data Science in their recent projects is 131 €, which corresponds to a daily rate of about 1,046 € based on an 8-hour working day.
Of the freelancers in Switzerland who have used Data Science in their recent projects, 92% hold at least a Bachelor's degree, 83% hold at least a Master's degree, and 25% hold a doctorate.
On average, freelancers in Switzerland who have used Data Science in their recent projects have 23 years of professional experience, with a single engagement typically lasting around 2.7 years.
The most common languages among freelancers in Switzerland who have used Data Science in their recent projects are English (100%), German (85%), and French (54%).
The most common industries among freelancers in Switzerland who have used Data Science in their recent projects are Banking and Finance (77%), Information Technology (77%), and Education (62%).
The most common business areas among freelancers in Switzerland who have used Data Science in their recent projects are Business Intelligence (85%), Information Technology (85%), and Project Management (69%).
Main locations of FRATCH Experts, who have recently used Data Science
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.
Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
Would you rather directly get in touch?
We always have the time for a call or email!

Zurich