About

AI engineer, researcher and founder.

Krystsina Shpileuskaya

Krystsina Shpileuskaya is a Berlin-based AI engineer with over six years of experience building machine learning systems for production. She holds a B.Sc. from KIT and an M.Sc. in Computer Science with a specialization in Artificial Intelligence from TU Berlin.

At PwC, she led the development of LLM-based solutions for audit, including retrieval-augmented question answering, document analysis and automated reporting, and took them from architecture to production. Alongside this work, she published peer-reviewed research on the robustness and fairness of language models, including at the MIT Media Lab.

After building search and ranking systems at GlassDollar, she co-founded Sipoza, an AI shopping companion for European fashion brands. As CTO, she designed the platform and its AI pipelines for size prediction and style personalization, and took the product from MVP to live retailer pilots.

Today she partners with companies to build AI products, make existing systems reliable and scalable, and provide senior technical leadership.

Experience

  1. Feb 2026 – present

    Co-Founder & CTO · Sipoza

    Built a white-label AI shopping companion for European fashion brands, from MVP to live retailer pilots, as sole technical co-founder.

  2. Jul 2025 – Oct 2025

    Data Engineer · GlassDollar

    Ranking algorithms and data pipelines for a startup–corporate search platform covering 240k+ partnerships.

  3. Apr 2020 – Mar 2025

    AI Engineer · PwC

    Five years designing and shipping AI prototypes and production components for auditors: LLMs, RAG, document matching.

  4. Mar 2019 – Nov 2019

    Xamarin Developer · Research Center for Computer Science (FZI)

    Cross-platform apps and RESTful services in C# / ASP.NET.

  5. Oct 2018 – Feb 2019

    Android Developer · PACE Telematics

    Android development in Kotlin and Java.

  6. Sep 2017 – Nov 2017

    Java Backend Developer · Daimler TSS

    Backend services with Java and Spring Boot.

Education

  • 2020 – 2023

    Technische Universität Berlin

    M.Sc. Computer Science

  • 2022

    National University of Colombia

    Exchange semester

  • 2019

    University of Chile

    Exchange semester

  • 2015 – 2019

    Karlsruhe Institute of Technology

    B.Sc. Information Engineering & Management

Tech skills

AI & machine learning

LLMsRAGNLPMultimodal modelsModel evaluation & robustnessPyTorchTensorFlowHugging FaceLangChainOpenAI APIOllamascikit-learn

Languages

PythonTypeScriptSQLJavaC#Kotlin

Frameworks

Next.js / ReactNode.jsFastAPIDjangoFlask

Data & search

PostgreSQLQdrantElasticsearchEmbeddings & vector searchData pipelinesPandasGraphQL

Cloud & infrastructure

Google CloudAzureAWSDockerGit

Languages

German C2English C2Spanish C1Belarusian NativeRussian Native

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