Yusuf Aktan

Yusuf Aktan

Senior Data Scientist @ CLARK

About

Senior Data Scientist with 7+ years building end-to-end ML systems that drive measurable business outcomes — from lead scoring systems generating 20M+ EUR in annual sales to full MLOps platforms built from scratch. I specialize in LLMs and NLP, causal machine learning, and production ML infrastructure across AWS and GCP. I've worked across insurtech, e-commerce, and consulting, and I'm most energized at the intersection of rigorous modeling and real product impact.

Country

Germany

City

Berlin Metropolitan Area

Industry

Internet

Skill

Terraform, Artificial Intelligence (AI), Databases, Natural Language Processing (NLP), AWS SageMaker, Amazon Web Services (AWS), Google Cloud Platform (GCP), AI Agents, Generative AI, PyTorch, TensorFlow, MLOps, Large Language Models (LLM), Data Science, Machine Learning, Python, SQL, Research, PowerPoint, Microsoft Excel

Experience

CLARK

Senior Data Scientist

CLARK

LinkedIn
2021-11 - 2025-8 · 3 yrs 10 mos

Berlin Metropolitan Area

First data science hire at Clark, where I built the MLOps practice from scratch and led delivery of ML solutions across the full customer lifecycle. Lead scoring, recommendation, and customer-matching models generated over 20MM EUR in additional annual sales. Fine-tuned and deployed BERT on NPS data as part of a cross-functional task force, driving a 100%+ improvement in NPS within six months. Also prototyped generative AI solutions for document extraction, sales call transcription and QA, and RAG-based contract Q&A using self-hosted LLMs — laying the groundwork for significant operational automation.

KLARSTEIN (Berlin Brands Group)

Data Scientist - Marketplaces

KLARSTEIN (Berlin Brands Group)

LinkedIn
2021-2 - 2021-11 · 10 mos

Berlin Metropolitan Area

Supported 200MM EUR in annual marketplace sales across Amazon Europe through ML, experimentation, and data engineering. Applied causal machine learning methods (DoWhy, EconML) to optimize FBA/FBM product distribution across European markets, identifying 7MM EUR in annual cost savings. Also drove business expansion into new marketplaces and M&A opportunities through web scraping, API data pipelines, and data warehouse development.

Smart Pricer

Data Scientist

Smart Pricer

LinkedIn
2018-11 - 2020-12 · 2 yrs 2 mos

Metropolregion Berlin/Brandenburg

I provide data analytics support for consulting engagements at major European sports leagues, ski resorts, tourist attractions, and cinema chains, in order to help clients optimize pricing strategies and boost revenues. I also use machine learning and statistical tools to simulate clients' booking curves at various price points, predict attendance, and implement intelligent dynamic pricing solutions

Dolls Kill

Operations Analyst

Dolls Kill

LinkedIn
2018-1 - 2018-10 · 10 mos

San Francisco Bay Area

New Frontier Investments Inc.

Associate

New Frontier Investments Inc.

LinkedIn
2016-11 - 2017-7 · 9 mos

Palo Alto

I helped launch a multimillion dollar family office fund to invest Chinese capital into leading American venture capital funds and technology startups in areas such as artificial intelligence, virtual reality, and life sciences. I was responsible for coordinating market research in the US and China, performing due diligence on deals, and optimizing the company's front-office and back-office operations.

USC Marshall School of Business

Video Technician

USC Marshall School of Business

LinkedIn
2012-9 - 2016-5 · 3 yrs 9 mos

Work with professors at USC's Marshall School of Business to create business simulations, record & playback video

NewMargin Ventures

Investments Assistant

NewMargin Ventures

LinkedIn
2015-4 - 2015-5 · 2 mos

Beijing City, China

-Supported partners during negotiations to qualitatively and quantitatively evaluate start-ups for investment -Analyzed financial documents, evaluated global market trends, and assessed investment considerations for clients -Learned Chinese business etiquette and gained considerable exposure to foreign start-up culture

Mars

Finance & Compliance Intern

Mars

LinkedIn
2015-1 - 2015-2 · 2 mos

Greater Chicago Area

-Updated financial service agreements for over 100 global Mars units to improve legal transparency -Reviewed financial transactions for newly acquired Mars businesses to integrate them into the company’s service agreement framework

Mars

Finance Intern - Intercompany Specialist

Mars

LinkedIn
2014-6 - 2014-8 · 3 mos

Greater Chicago Area

-Maintained, reconciled, and issued global service billings totaling 350MM USD in annual intercompany transactions with 160 vendors in over 40 currencies, while reducing overall aged receivables balance by 22% -Assisted in deployment of new management reporting suite to provide greater transparency around service expense and distribution -Assessed and proposed changes to global service expense methodology, to provide budget holders greater visibility of regional currency impacts

Nova Filmhouse

Financial Analyst/Development Intern

Nova Filmhouse

LinkedIn
2013-8 - 2013-12 · 5 mos

Greater Los Angeles Area

-Prepared financial data and industry financial reports, securing millions in investor financing for new film projects -Performed media market research using Bloomberg Terminal, Morningstar, and Wharton CRSP to forecast future media industry growth -Covered movie scripts to determine marketability of potential film productions

Education

University of Southern California

University of Southern California

LinkedIn

Finance

Cum Laude; Minor in Chinese Language

Guanghua School of Management, Peking University

Guanghua School of Management, Peking University

LinkedIn

Finance

Illinois Mathematics and Science Academy

Illinois Mathematics and Science Academy

LinkedIn
Springboard

Springboard

LinkedIn

Data Science

Yusuf Aktan's Contact Information

Email

******@***.com

Phone

(**) *** ****

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