Privacy Policy

Last updated: 20 June 2025

Table of contents

Dutch JavaScript Conference (“DJS Conf”, “we”, “us”) respects your privacy and is committed to protecting your personal data. This Privacy Policy explains:

  • What information we collect;
  • How we use and share it;
  • Your rights and choices; and
  • How to contact us.

This policy applies to data collected via our website (djsconf.com), mobile or desktop applications, and any digital or in-person interactions at DJS Conf events.

1. Information We Collect

  • Registration data: name, email, organization, role, dietary restrictions, accessibility needs.
  • Transaction data: payment details, invoicing address, VAT number.
  • Event participation: session attendance, badge scans, workshop selections.
  • Communications: correspondence via email, support tickets, surveys.
  • Technical data: IP address, browser type, operating system, device identifiers, pages visited.
  • Cookies & tracking: usage and browsing preferences (see Section 4).

2. How We Use Your Information

  • To process registrations and payments.
  • To provide event access (badging, session check-in).
  • To send confirmations, reminders, and important event updates.
  • To improve our website, content, and user experience.
  • To analyze attendance trends and produce aggregated reports.
  • To comply with legal obligations (e.g. invoicing, tax reporting).
  • With your consent, to send marketing communications about future events, sponsors, and partners.

3. Cookies & Tracking Technologies

We use cookies, web beacons, and similar technologies to collect technical data, recognize you on return visits, personalize your experience, and measure site usage.

  • Essential cookies: required for the site to function (e.g. session ID).
  • Performance cookies: Google Analytics to monitor traffic and behavior.

You can manage cookies in your browser settings or via our cookie banner at first visit.

4. Third-Party Services

We integrate with the following providers, each subject to their own privacy policies:

  • WEEZEVENT: ticketing & payment processing.
  • Google Analytics: traffic analysis.
  • Mailchimp: newsletter & marketing campaigns.
  • Stripe: credit-card payment gateway.

We encourage you to review each provider's terms for details on how they collect and process data.

5. Data Sharing & Disclosure

  • With vendors and service providers who perform services on our behalf.
  • With sponsors, only if you opt in to receive sponsor communications.
  • To comply with legal processes, subpoenas, or government requests.
  • In connection with a merger, acquisition, or sale of assets, under confidentiality terms.

6. Data Retention & Security

We retain personal data only as long as necessary for the purposes outlined, or as required by law (e.g. invoicing records for 7 years). We implement administrative, technical, and physical safeguards—SSL/TLS encryption, access controls, regular security audits—to protect your data.

7. Your Rights & Choices

Under GDPR and other data-protection laws, you may:

  • Access or obtain a copy of your personal data;
  • Rectify inaccurate or incomplete data;
  • Request erasure (“right to be forgotten”);
  • Restrict or object to processing;
  • Request data portability;
  • Lodge a complaint with a supervisory authority.

To exercise any right, email us at privacy@djsconf.com. We will respond within one month.

8. International Transfers

Some data may be processed or stored outside your country. Where required, we rely on EU Standard Contractual Clauses, Privacy Shield (where valid), or other approved transfer mechanisms to ensure adequate protection.

9. Children’s Privacy

Our site and events are intended for adult professionals. We do not knowingly collect data from children under 16. If you believe we have inadvertently done so, please contact us immediately to request deletion.

10. Changes to This Policy

We may update this Privacy Policy from time to time. The “Last updated” date at the top will reflect changes. Significant changes will be communicated via email to registered participants.

Contact Us

If you have any questions, concerns, or requests regarding your personal data, please contact:

DJS Conf Privacy Officer
Email: privacy@djsconf.com
Address: Singel 542-4, 1017 AZ Amsterdam, The Netherlands