Privacy Policy

1. General Information

This website serves as a personal portfolio and is operated by a private individual. Protecting your personal data is very important to me. I treat your data confidentially and in accordance with the applicable data protection laws, in particular the General Data Protection Regulation (GDPR).

2. Data Controller

The responsible party for data processing on this website is:

Jan Biernacik
Hamburg, Germany
Email: jan@biernacik.dev

3. Hosting

This website is hosted by an external service provider (Vercel Inc.). When you visit the site, the provider automatically collects and stores information in so-called server log files. These include:

• IP address of the visitor
• Date and time of the request
• Browser type and operating system
• Accessed pages/files

This data is processed to ensure the secure and reliable delivery of the website and is based on Art. 6(1)(f) GDPR (legitimate interest in the stable and secure operation of the website).

Provider:
Vercel Inc.
440 N Barranca Avenue #4133
Covina, CA 91723
USA

Privacy Policy: https://vercel.com/legal/privacy-policy

4. Embedded Features and External Services

4.1 Web Analytics

This website uses Simple Analytics to gather anonymous usage data. No personal data such as IP addresses or cookies are stored. Only aggregated data (e.g. page views, device types) are collected to understand general usage patterns.

Legal basis: Art. 6(1)(f) GDPR (legitimate interest in anonymized usage analysis).

Provider:
Simple Analytics B.V.
Hooftlaan 4
1401 ED Bussum
Netherlands

Privacy Policy: https://simpleanalytics.com/privacy

4.2 GitHub API

To display GitHub repositories and profile data, the public GitHub API is used. No personal data from visitors is transmitted to GitHub; all data comes exclusively from my own GitHub account.

Provider:
GitHub Inc.
88 Colin P Kelly Jr St
San Francisco, CA 94107
USA

Privacy Policy: https://docs.github.com/en/site-policy/privacy-policies/github-privacy-statement

4.3 Icons

Bootstrap Icons are used for visual design purposes. These are delivered via a Content Delivery Network (CDN), which may involve transmitting certain data (such as your IP address) to the CDN server.

Provider: Bootstrap Icons (https://icons.getbootstrap.com)

Privacy Policy: https://www.jsdelivr.com/terms/privacy-policy

4.4 Fonts

All fonts used on this website are served locally. No data is transferred to third parties in this context.

5. Your Rights as a Data Subject

As a user of this website, you have the following rights under the GDPR:

• Right of access (Art. 15 GDPR)
• Right to rectification (Art. 16 GDPR)
• Right to erasure (Art. 17 GDPR)
• Right to restriction of processing (Art. 18 GDPR)
• Right to object (Art. 21 GDPR)
• Right to data portability (Art. 20 GDPR)

To exercise your rights, please contact me by email at the address provided above.

6. Changes to this Privacy Policy

I reserve the right to update this privacy policy if changes are made to the website or due to legal requirements.

Last updated: May 29, 2025