David Heller Email & Phone Number

Denver, Co, Us

Denver, Co, Us

Denver, Colorado, Us

Spearheaded the technical vision and strategy, transforming abstract ideas into actionable development plans for a cutting-edge mobile dating application.Led full-stack development for both front-end and back-end, integrating advanced AI features that improved user experience and engagement.Developed and deployed a proprietary matching algorithm, optimizing data collection processes and strategizing for future scalability.Drove innovation by staying ahead of emerging technologies, ensuring seamless integration of AI-driven features into the app's ecosystem.

Redmond, Washington, Us

Lead Data Scientist for the Minecraft Realms Data team, delivering bi-weekly, data-driven insights on subscription performance and feature impact, driving informed business decisions.Developed and implemented a highly accurate churn prediction algorithm (88% accuracy), significantly reducing churn through targeted PLM campaigns, improving retention rates by up to 2%.Collaborated with cross-functional teams to ideate and evaluate new features for the Realms product, leveraging user telemetry to provide data-backed projections on retention and engagement.Played a key role in feature engineering, ensuring data pipelines and models were optimized for accuracy and scalability.

Dearborn, Michigan, Us

Member of the Advanced Manufacturing team, helped use AI and text matching to connect internal manufacturing data streams. Helped identify and plan out implementation for new AI solutions to decades old problems in the production lines. Machine Learning and Advanced Mathematics to identify mistimed production lines.

Denver, Colorado, Us

•Sole data scientist developing a tool to repair healthcare datasets seeing improvements from 50% database accuracy to 95%. This Included gathering of 10+ data sources, data cleaning, feature creation, and model creation. With weekly updates to the CEO / Head of Data Science. •Lead evaluation on new datasets to determine whether they would assist in improving the model accuracy further.•Opened and maintained lines of communication with third party call centers and data vendors that provided labeled data to train ML-models on. •Created multiple models used in production that score provider data in real time with an accuracy of 75% and an F1-Score of .72.•Implemented a custom algorithm using google search results to score provider accuracy on the fly.This was used as a demo tool and secured multiple customers.•Created multiple custom metrics to evaluate the quality of customers' datasets.•Assisted the software engineering team using java to help stand up an entire back end, including SQL database creation and management, API creation, internal validation, and automation of Machine Learning.

Boulder, Colorado, Us

Centennial, Colorado, Us

• Offered administrative assistance for a team of three practitioners at local office• Ordered and maintained product inventory for purchase and inventory for office operations • Scheduled patients and greeted guests • Collected payment for appointments and negotiated sales