Volunteer Job Listing: Database Architect / Modeler (NoSQL).

Organization: DEFEND (Nonprofit) and 65square 

Position: We are looking for a few skilled database architects or modelers to support our team. You should be experienced with NoSQL databases.

Location: Remote (Weekly Zoom Meetings)  

About Us: 

DEFEND is a volunteer-run nonprofit dedicated to reducing risks for children and vulnerable people online. We are currently building 65square, the world’s healthiest social media and dating platform, designed with game-like features and characteristics of an MMO. Our goal is to create a safer, more positive online space for users.

Role Description: 

We are seeking a skilled Database Architect/Modeler with extensive experience in NoSQL databases to join our non-profit organization. The ideal candidate will be responsible for designing, implementing, and maintaining robust database solutions that support our mission-driven initiatives. This role requires a deep understanding of NoSQL technologies and the ability to translate complex data requirements into scalable database architectures.

Key Responsibilities:

• Database Design and Architecture: Develop and implement database models that effectively support the organization’s data needs. Create logical and physical data models using NoSQL technologies such as MongoDB, Cassandra, or Couchbase.

• Data Management: Oversee data integration processes, ensuring data quality and consistency across various platforms. Implement best practices for data governance and security.

• Performance Optimization: Monitor database performance and make recommendations for improvements. Conduct regular assessments to identify bottlenecks and optimize queries for efficiency.

• Collaboration: Work closely with cross-functional teams including software developers, data analysts, and project managers to understand their data requirements and provide solutions that meet organizational goals.

• Documentation: Maintain comprehensive documentation of database designs, configurations, and procedures. Ensure that all changes are documented in accordance with organizational standards.

• Training & Support: Provide training sessions for staff on database usage and best practices. Act as a point of contact for troubleshooting database-related issues.

Qualifications

• MUST be 18 years and above.

• Bachelor’s degree in Computer Science, Information Technology, or a related field; Master’s degree preferred.

• Experience in database architecture or modeling with a focus on NoSQL databases.

• Proficiency in at least one NoSQL technology (e.g., MongoDB, Cassandra, DynamoDB).

• Strong understanding of data modeling concepts and principles.

• Experience with cloud-based database solutions (AWS, Azure) is a plus.

• Excellent analytical skills with the ability to solve complex problems efficiently.

• Strong communication skills to effectively collaborate with technical and non-technical stakeholders.

Preferred Skills

• Familiarity with big data technologies (e.g., Hadoop, Spark) is advantageous.

• Knowledge of programming languages such as Python or JavaScript for scripting purposes.

• Experience working in non-profit organizations or similar environments is desirable.

Why Join Us? 

This is an excellent opportunity to make a tangible impact on an international scale, working alongside passionate and dedicated individuals. By joining DEFEND, you’ll contribute to meaningful change in online safety while building your network and gaining leadership experience in nonprofit governance.

How to Apply: 

If you are interested in joining our team, please send your resume and a brief cover letter to . Join us in making the internet a safer place.