Privacy notice - a.engineer
Controller: Tyréns Solutions AB ("Tyréns"), org.nr 559113-2674, Address: Folkungagatan 44, 118 26 Stockholm, 118 86 Stockholm. Contact: olof.dedering@tyrens.se (CIO).
This document is a service-specific supplement to Tyréns’ Group AB’s Privacy Guideline and describes the personal data processing carried out in A.Engineer. A.Engineer is a service for civil engineers that provides AI-empowered support for calculations, visualisations and reporting.
We collect and use personal data only as necessary to provide, maintain, secure and improve the service, manage user relationships and communications, fulfil contractual and legal obligations, and to support the other processing activities listed below.
You are responsible for what you upload. Do not upload confidential or personal data you are not authorised to share, and avoid special category data.
| Personal data processed | Purpose | Legal basis | Recipients of the personal data | Retention period | Third country transfer [Yes/No] + mechanism |
|---|---|---|---|---|---|
| - Name | To create and administer a user account | Performance of a contract | a.engineer + Clerk | Until the user terminates the agreement or after 12 months of inactivity. | Yes - USA. Data Privacy Framework |
| - Credit card details - Name - Address | To process payments | Performance of a contract | a.engineer + Stripe | Until the user terminates the agreement or after 12 months of inactivity. | Yes - USA. Data Privacy Framework |
| - Payment transaction data - Name - Address | Bookkeeping | Legal obligation | a.engineer + Stripe | 6 years from end of financial year | Yes - USA. Data Privacy Framework |
| - Name - Other personal data | User submitted data in search queries, prompt queries or documents uploaded | Performance of a contract | a.engineer + Langfuse + Microsoft Azure | Maximum of 90 days based on Tyrens’ Group AB’s data retention policy | Yes - USA. Data Privacy Framework |
Under GDPR, you have the right to:
- Access the personal data we hold about you.
- Correct inaccurate or incomplete data.
- Request deletion of your data where lawful.
- Restrict or object to certain processing.
- Receive your data in a portable format.
- Withdraw consent at any time (if applicable).
- Lodge a complaint with a data protection authority.
Essential cookies in A.Engineer
We use essential cookies to ensure our website functions properly, to support core functions and to improve the user experience.
| Cookie Name | Purpose | Duration | Essential | Provider |
|---|---|---|---|---|
| __session | Stores the active user session token to keep the user signed in and authenticate backend requests. | ~7 days (rolling) | Yes | Clerk |
| __client_uat | Tracks the user authentication timestamp to sync sign-in state across browser tabs. | Up to 1 year | Yes | Clerk |
| __clerk_db_jwt | Short-lived JWT used for backend communication when JWT templates are enabled. | Minutes (rotating) | Yes | Clerk |
| __clerk_csrf_token | Provides CSRF protection for Clerk forms and authentication flows. | Session (browser close) | Yes | Clerk |
| __clerk_sid_* | Per-tab session identifier to avoid collisions between multiple tabs. | Session | Yes | Clerk |
For a complete description - including data subject rights under the GDPR, contact details for the controller and DPO, and how to lodge a complaint with IMY - please see our Privacy Guideline here. This page is updated upon material changes.