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Datasein

Quality engineering and software testing services for industrial clients, plus local language model work, from Seinäjoki, Finland

Seinäjoki, FinlandFounded 2020datasein.fiWebsite technologies

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Highlights

  • New on EvolcAdded 2026-10-27

About Datasein

Datasein Oy is a Seinäjoki company run by quality engineer and software tester Jari Katajisto. Its work covers quality engineering and software testing, and the founder also develops local language models, studies training data quality and publishes AI models.

The company works as a subcontractor to Prima Power, where it provides quality engineering and software testing roles. Its AI work covers running, fine-tuning and quantizing language models on local hardware, screening and quality-checking training data, and evaluating model results. Published models and test results are available on Hugging Face under the Kataguru name.

The company was founded in 2020 and is based in Seinäjoki. Its website also gives 2009 as the year the business was established.

Product: Quality engineering and software testing services delivered through a subcontract to Prima Power; local language model development and evaluation.

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Website technologies

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