Jonathan Apple

Staff Software Engineer @ Phantom

Atlanta, Georgia, United States

About

Staff Engineer and Architect in petabyte+ data/AI/ML platforms and infrastructure. Expert in 0→1 and 1→N scaling and optimizing compute/data planes and distributed, low-latency systems.

Experience

  • Staff Software Engineer (Blockchain Data) at Phantom
    Mar 2026 - Present · 4 mos

  • Staff Data Engineer (ML Infra, Applied NLP) at Adobe
    Nov 2023 - Mar 2026 · 2 yrs 5 mos

    Deployed Adobe’s first scalable GenAI analytics lakehouse for Firefly, engineered to process 100s of millions of user prompts from 10s of millions users and providing petabyte+ optimized data streams for ML, Analytics, and BI teams. Built massive-scale NLP workloads (embeddings, classification, translation) for model inference on billions of records, enabling Product and Engineering orgs (350+ people) and model evaluation/training teams.

  • Principal Data Scientist (Data Platforms & ML Infra) at Microsoft
    Apr 2020 - Nov 2023 · 3 yrs 8 mos

    Engineered data and compute plane for petabyte+ cloud telemetry ML platform, used daily by Microsoft Cloud and Azure, supporting 100s of millions of connected devices and 99% coverage of world’s 2nd largest computer. Built and deployed new cloud reliability models; used new SLAs to find $120M/yr in blocked compute capacity. Scaled data & analytics best practices for CTO office, reducing ad-hoc RCA latency from weeks to hours.

  • Director of Data Science (Big Geospatial Data, Modeling & Simulation) at AirSage
    Nov 2018 - Apr 2020 · 1 yr 6 mos

    Led geospatial analytics R&D team; built audience/segmentation features using data from 200M smartphones. Invented scalable traffic simulation covering nationwide (350M) population; designed API and initial marketing. Defined company-wide strategy on data infrastructure and analytics for 10s of millions of US households.

  • Data Science Engineer (Team Lead) at QiO Technologies
    Aug 2017 - Oct 2018 · 1 yr 3 mos

    Launched US office of Industrial IoT startup; started and lead team of Data Scientists developing new products. Built partner/customer prototypes using streaming analytics, deep learning, and anomaly detection.