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David Estalilla

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Jacksonville, Florida, United States

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Résumé


Jobs verified_user 0% verified
  • AppGate
    Senior Ai/Machine Learning Engineer
    AppGate
    Oct 2024 - Current (2 years 1 month)
    • Developed production-grade machine learning threat detection systems using Python, PyTorch, Docker, Kubernetes, and cloud-native infrastructure supporting enterprise ZTNA and identity security environments.
    • Built behavioral analytics and anomaly detection pipelines using Isolation Forest and Autoencoder models to identify suspicious authentication patterns, impossible travel events, privilege escalation activity, and abnormal session behavior.
    • Developed real-time streaming pipelines using Kafka, PySpark, and event-processing services to analyze high-volume audit logs, identity telemetry, device activity, and session events in near real time.
    • Designed and maintained dynamic risk scoring and signal aggregation systems t
  • Banyan Security
    Senior Ai/Machine Learning Engineer
    Banyan Security
    Sep 2021 - Sep 2024 (3 years 1 month)
    • Developed production-oriented machine learning and deep learning solutions using Python, TensorFlow, scikit-learn, and SQL to support enterprise security analytics and behavioral monitoring platforms.
    • Built scalable analytics pipelines capable of processing authentication events, network telemetry, access logs, and session activity for behavioral anomaly analysis and threat signal generation.
    • Maintained end-to-end ML pipelines for feature extraction, model training, deployment, validation, and operational monitoring across distributed security analytics environments.
    • Applied classification, clustering, anomaly detection, and statistical modeling techniques to identify suspicious access behavior, insider activity indic
  • Availity
    Sr. Data Scientist/Machine Learning Engineer
    Availity
    May 2016 - Jun 2021 (5 years 2 months)
    • Developed scalable data engineering and analytical processing workflows using Python, SQL, and enterprise reporting technologies supporting operational analytics and platform intelligence initiatives.
    • Built recurring ETL pipelines, transformation services, and automated analytical processing systems supporting enterprise reporting and predictive analytics operations.
    • Applied statistical analysis, exploratory data analysis, and predictive modeling techniques to operational and customer-related datasets across distributed healthcare systems.
    • Optimized reusable SQL queries, aggregation services, joins, and validation routines supporting recurring analytical delivery and reporting consistency requirements.
    • Worked w
  • W
    Data Scientist
    Web.com Group
    Nov 2013 - Apr 2016 (2 years 6 months)
    • Built operational dashboards, analytical reports, and recurring reporting workflows using SQL, Python, and spreadsheet-based analysis techniques.
    • Developed data cleansing, transformation, and validation workflows to improve reporting consistency and dataset quality across customer-facing platforms.
    • Supported ETL workflows, database analysis tasks, and API-driven data extraction processes for internal analytics and operational reporting initiatives.
    • Worked with PostgreSQL, MySQL, and SQL Server environments to consolidate, validate, and prepare datasets for recurring reporting and analytical workflows.
    • Applied statistical analysis, trend analysis, and exploratory data profiling techniques to identify operational
Education verified_user 0% verified
  • University of Florida
    Bachelor’s Degree in Computer Science
    University of Florida
    Jan 2009 - Jan 2013 (4 years 1 month)