Competition rules and privacy


The Humanoid Hunt Puzzle 2020 (“Puzzle”) is organised together by Reaktor Innovations Oy, Reaktor BV, Reaktor Inc and Reaktor Japan K.K. (herein also “Reaktor”, “we” or “us”).

Submission timeframe

Submissions are accepted until 31st of January 2021, 23:59 GMT+2.


Participation in the Puzzle does not require you to provide any personal details. We only use certain cookies to follow the participants’ progress in the Puzzle. When you finish the Puzzle you may provide us with your personal details for recruitment purposes if you wish. Please see the privacy policy below for more information on processing of personal data by Reaktor.


All rights, title and interest in and to the Puzzle including its code, visual appearance and other content made available on this website belong to Reaktor or its licensors.

Privacy Policy

This Privacy Policy describes in more detail how Reaktor processes the data you share with us in connection with Humanoid Hunt Puzzle 2020 (“Puzzle”).

Controller responsible for your data

The data controllers which may process your personal data in context of the Puzzle are

Reaktor Innovations Oy
Yliopistonkatu 4, 00100 Helsinki, Finland

Reaktor B.V.
Looiersgracht 32, 1016 VS Amsterdam, Netherlands

Reaktor Inc.
30 West 21st street, 14th floor ,New York, NY 10010, USA

Reaktor Japan K.K.
Sreed EBISU 2, 4F, Ebisu 3-28-2, Shibuya-ku, Tokyo 150-0013 Japan, 日本語

The Reaktor entities listed above herein “Reaktor”, “we” or “us”

Contact details

If you have any questions about data protection and privacy at reaktor, please contact us via e-mail:

What personal data do we collect about you and how do we use your data?

We do not request any personal details from you when you participate in the Puzzle.

We track the participants’ progress in the Puzzle with Google Analytics. Please find more information on Google Analytics here.

If you wish, you may provide us with your personal information after completing the Puzzle such as your email address, phone number, LinkedIn profile and GitHub account. This data will be processed by Raktor for recruitment purposes only, and we will not disclose it to third parties, unless required by law or orders by public authorities.

If you have subscribed to our newsletter, we will process your data for the purpose of sending newsletters on our operations and future puzzles.

Transfer of personal data outside the European Economic Area

If you provide us with your personal information, your data is processed by Reaktor’s recruitment team in Helsinki, Finland, and we may also share your information with the Reaktor entity in the preferred location you have indicated to us. In such event your data may be transferred outside of the European Economic Area to such local entity.

Our recruitment data is stored by Greenhouse Software Inc., a U.S. based service provider. We have entered into appropriate contracts with our service providers to ensure the lawful processing of personal data. Such contracts include, for example, the standard contractual clauses based on the applicable decision of the European Commission.

How long will we store your data?

Data collected to follow the participants’ progress in the Puzzle is stored only for the purpose of organizing and conducting the Puzzle and will be erased within a month after the Puzzle is closed.

As regards data collected for recruitment purposes, we store the data collected in connection with the application process for 3 years from the date of last contact with you. If you wish, we may also store your data for a longer period in order to get in touch about future opportunities.

As regards newsletter subscriptions, we review the necessity of our data regularly and erase data when it is no longer needed.

Questions and requests concerning your data

You have the right to request access to, erasing and correcting your personal data as held and processed by Reaktor, as well as to send us any other requests based on then applicable data protection laws (e.g. request restriction of processing of the data). Further, you always have the right to prohibit us from sending newsletters or other marketing messages to you.

Please send your requests to the following address:

In Finland, the processing of personal data is supervised by the Data Protection Ombudsman. If you wish to have the Data Protection Ombudsman review the manner in which Reaktor or another party processes your personal data, or if you have any other questions falling within the jurisdiction of the Data Protection Ombudsman, please contact the Data Protection Ombudsman’s office as instructed on the following website:

How do we safeguard your personal data?

The data you share with us will be processed in a confidential manner. Only those of Reaktor’s employees who participate in organizing the Puzzle or recruitment operations will be provided with access to your data.

We have taken appropriate measures to protect our networks and devices against accidental or unlawful destruction, loss, alteration, and unauthorized disclosure of, or access to, personal data.