Ongoing Challenges

September 2025 DataDNA – Credit Risk Analytics Challenge

In this challenge, you’ll act as a credit risk analyst at Nova Bank, a financial institution that provides personal, medical, education, and business loans across the USA, UK, and Canada. Nova Bank wants to make lending fair and accessible while also protecting itself from unnecessary risk.

BEGINS: 01 September 2025

Learn More

Past Challenges

August 2025 DataDNA – Fitness Membership Analytics Challenge Winner

August 2025

Fitness Membership Analytics Challenge: Optimize Retention, Revenue, and Engagement In this challenge, you'll take on the role of a data analyst at MyGym, a fast-growing fitness center chain with multiple locations across California. MyGym offers a wide range of membership tiers, subscription models, and amenities, including group classes, personal training, and multi-location access. Gaining insights into how members engage with these services is crucial for optimizing operations and designing targeted, effective membership offers.

View Details

July 2025 DataDNA – Customer Satisfaction and Loyalty Analytics Challenge Winner

July 2025

You’ve been provided with a customer satisfaction dataset combining satisfaction scores, purchasing behavior, demographics, support history, and location data.

View Details

June 2025 DataDNA – Social Media Content Performance Winner

June 2025

You’ve been given a 2024 dataset capturing detailed records of post-level performance metrics, platform details, content types, and geographic reach.

View Details

May 2025 DataDNA – Mobile Phone Sales Winner

May 2025

You are a data analyst for a major mobile phone retailer operating across multiple countries. You’ve been given a 2024 sales dataset, containing detailed records of mobile phone transactions, customer demographics, product specifications, and geographic locations.

View Details