Privacy Policy

Last Updated: September 1, 2025

This Privacy Policy describes how HackathonWeekly (operated by Zhou Zhou Chuang Zao (Shenzhen) Technology Co., Ltd.) ("we," "us," or "our") collects, uses, and protects your personal information when you use our developer community platform (the "Service"). We are committed to protecting your privacy and ensuring transparency about our data practices in compliance with applicable laws including GDPR, CCPA, and Chinese data protection regulations.

1. Information We Collect

1.1 Information You Provide

Account Information: Name, email address, username, password, and profile information
Profile Data: Bio, location, skills, social media links, and profile pictures
Content: Posts, comments, code snippets, project descriptions, and other user-generated content
Event Information: Registration details for events, workshops, and meetups
Communication: Messages sent through our platform and correspondence with us
Payment Information: Billing details for premium services (processed by third-party payment processors)

1.2 Information We Collect Automatically

Usage Data: Pages visited, time spent, features used, and interaction patterns
Device Information: IP address, browser type, operating system, and device identifiers
Log Data: Access times, error logs, and performance metrics
Cookies and Tracking: As described in our Cookie Policy

1.3 Information from Third Parties

Social Media: Information from connected social media accounts (with your permission)
OAuth Providers: Basic profile information when you sign in with third-party services
Public APIs: Publicly available information from code repositories and professional networks

2. How We Use Your Information

We use your information for the following purposes:

Provide and maintain our Service
Create and manage your account
Facilitate community interactions and networking
Organize and manage events and activities
Send important updates and notifications
Improve our Service through analytics
Ensure security and prevent fraud
Comply with legal obligations
Respond to your inquiries and provide support
Process payments for premium services

3. Legal Basis for Processing (GDPR)

We process your personal data based on:

Consent: When you provide explicit consent
Contract: To fulfill our contractual obligations
Legitimate Interest: For service improvement and security
Legal Obligation: To comply with applicable laws

4. Information Sharing and Disclosure

4.1 Public Information

Profile information you choose to make public
Posts, comments, and contributions to public discussions
Event attendance (if you choose to make it visible)

4.2 Third-Party Service Providers

We may share information with trusted service providers who assist us in:

Hosting and infrastructure
Payment processing
Email delivery
Analytics and performance monitoring
Customer support

4.3 Legal Requirements

We may disclose information when required by law or to:

Comply with legal processes
Protect our rights and property
Ensure user safety
Prevent fraud or illegal activities

4.4 Business Transfers

In case of merger, acquisition, or sale of assets, your information may be transferred to the new entity.

4.5 Our Commitments

We solemnly commit to:

We will never sell your personal information to third parties: We will not sell your personal data to any third-party organizations or individuals for commercial gain
We will not use your personal information for unauthorized marketing: Unless you explicitly consent, we will not use your personal information for marketing or promotional activities

5. Data Retention

We retain your information for as long as:

Your account remains active
Required to provide our services
Necessary to comply with legal obligations
Required for legitimate business purposes

You may request deletion of your account and associated data at any time.

6. Your Rights

Depending on your location, you may have the following rights:

Access: Request a copy of your personal data
Rectification: Correct inaccurate information
Erasure: Request deletion of your data
Portability: Receive your data in a portable format
Restriction: Limit how we process your data
Objection: Object to certain processing activities
Withdraw Consent: Withdraw previously given consent

To exercise these rights, contact us at contact@hackathonweekly.com.

7. Data Security

We implement appropriate technical and organizational measures to protect your information:

Encryption of data in transit and at rest
Regular security assessments
Access controls and authentication
Employee training on data protection
Incident response procedures

8. International Data Transfers

Your information may be transferred to and processed in countries other than your own. We ensure adequate protection through:

Standard Contractual Clauses
Adequacy decisions
Other appropriate safeguards

9. Children's Privacy

Our Service is not intended for children under 13 (16 in the EU). We do not knowingly collect personal information from children. If we become aware of such collection, we will delete the information immediately.

10. Cookies and Tracking Technologies

We use cookies and similar technologies to:

Remember your preferences
Analyze usage patterns
Provide personalized content
Ensure security

You can control cookies through your browser settings.

11. Changes to This Policy

We may update this Privacy Policy periodically. We will notify you of significant changes through:

Email notification
Platform announcements
Updated "Last Updated" date

12. Contact Information

For questions about this Privacy Policy or our data practices, contact us:

Email: contact@hackathonweekly.com
Address: Zhou Zhou Chuang Zao (Shenzhen) Technology Co., Ltd., Shenzhen, China

13. Jurisdiction and Governing Law

This Privacy Policy is governed by the laws of the People's Republic of China and applicable international data protection regulations. Any disputes will be resolved in the courts of Shenzhen, China, unless otherwise required by applicable law.