SP

Sylwia Postnikoff

Available to hire

Hi, I'm Sylwia Postnikoff, an experienced AI contributor and Python developer with over four years in Python development and hands-on experience in large language model benchmarking, anomaly detection, and structured…

About

Hi, I’m Sylwia Postnikoff, an experienced AI contributor and Python developer with over four years in Python development and hands-on experience in large language model benchmarking, anomaly detection, and structured data systems. I enjoy collaborating on cross-cultural projects and have a strong background in communication from both academic and consulting roles.

Currently, I am expanding my skills in machine learning and generative AI to support strategic, logic-driven projects. I’m open to part-time, remote opportunities where I can contribute to AI/ML innovations, prompt engineering, or intelligent system design.

  • 1 year's experience
  • Joined August 2025

Languages

  • PolishFluent
  • EnglishAdvanced
  • FrenchIntermediate
  • JapaneseBeginner
  • LatinIntermediate

Industry experience

  • Software & Internet
  • Professional Services
  • Computers & Electronics
  • Education
  • Telecommunications
  • Other

Work experience

AI Logic Contributor · Alignerr / Galaxy BenchmarksJan 2025 – Present · 1 yr 11 mos

Designed adversarial prompts and evaluation scripts to stress-test large language models including Claude, Qwen, Nova, and DeepSeek. Built full validation pipelines comprising Python tasks, test cases, and GTFA metadata for LiveCodeBench and BigCodeBench. Collaborated on task failure analysis, model quality assurance, and AI scoring strategies. Delivered high-impact results adhering to evolving benchmark specifications and deadlines.

AI Logic Contributor · Alignerr / Galaxy BenchmarksJan 2025 – Present · 1 yr 11 mos

Designed adversarial prompts and evaluation scripts to stress-test large language models (Claude, Qwen, Nova, DeepSeek). Built full validation pipelines including Python tasks, test cases, and GTFA metadata for LiveCodeBench and BigCodeBench. Collaborated on task failure analysis, model QA, and AI scoring strategies. Delivered impactful results under evolving benchmark specifications and deadlines in a dynamic environment.

Education

MA · University of Warsaw2015 – 2016
MA · University of Warsaw0001

Certifications and awards

Python – PCPP12030 – 2025
TryHackMe: Certified Junior Pentester & Security Analyst2030 – 2025
Python – PCPP12030 – 2025
TryHackMe: Certified Junior Pentester & Security Analyst2030 – 2025

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