Daniel O'Brien

Daniel O'Brien Email and Phone Number

Senior Backend Software Engineer @ SITE Technologies
San Diego, CA, US
Daniel O'Brien's Location
San Diego, California, United States, United States
About Daniel O'Brien

Senior software engineer with 5+ years of experience building high-performance microservices andscalable systems using Python, Go, and JavaScript. Proficient in leading engineering teams and drivingefficiency through best practices and Agile methodologies.

Daniel O'Brien's Current Company Details
SITE Technologies

Site Technologies

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Senior Backend Software Engineer
San Diego, CA, US
Daniel O'Brien Work Experience Details
  • Site Technologies
    Senior Backend Software Engineer
    Site Technologies
    San Diego, Ca, Us
  • Site Technologies
    Senior Backend Software Engineer
    Site Technologies Nov 2024 - Present
    Chicago, Illinois, United States
  • Aicadium
    Software Engineer
    Aicadium Jun 2023 - Nov 2024
    San Diego, California, United States
    Develop a full-stack application using TypeScript, NextJS, and React for image and video management, allowing customers to apply custom computer vision models for classification, object detection, and segmentation tasksEngineer scalable image and video processing pipelines in Go, handling concurrent daily uploads with efficient tagging and metadata extraction, enabling real-time sorting and filtering of media assetsArchitect a computer vision model training platform using FastAPI and PyTorch, deployed on Kubernetes for efficient scaling which reduced client onboarding time from 2 weeks to 1 day by automating model fine-tuning processes
  • Seekops Inc.
    Software Engineer
    Seekops Inc. Jun 2022 - Jun 2023
    Austin, Texas, United States
    Developed an interactive 3D map application using TypeScript, NextJS, and React to visualize methane emissions data from 100+ monthly drone flights, reducing data rendering time from 10 seconds to 2 secondsRefactored REST APIs to gRPC endpoints in Go for geospatial data ingestion, reducing average latency from 200ms to 50ms per request and decreasing error rates from 4.9% to 0.1%Engineered efficient geospatial data processing pipelines using Prefect, GeoPandas, and Python, reducing processing time from 4 hours to 1 hours
  • Benson Hill
    Data Engineer
    Benson Hill Nov 2021 - Jun 2022
    St Louis, Missouri, United States
    Architected end-to-end machine learning workflows using PyTorch, scikit-learn, and Python for crop yield prediction, reducing model training time from 48 hours to 24 hours and improving prediction accuracy from 82% to 91% on a dataset of 10 million crop samplesDeveloped and optimized big genetic data processing pipelines using Prefect, PySpark, and Python, increasing data throughput from 20GB/hour to 300GB/hourImplemented an IoT ingestion engine using Gin and Go to process real-time data from 1,000 field sensors, enabling near real-time crop health monitoring
  • Lightbox
    Data Engineer
    Lightbox Mar 2021 - Nov 2021
    Irvine, California, United States
    Migrated ETL pipelines from Luigi to Prefect in Python, automating the export of 100GB of daily geospatial data updates, reducing processing time from 4 hours to 1.5 hours and decreasing manual interventions from 15 to 5 per weekDeveloped a web application using TypeScript, NextJS, and React for visualizing land parcel boundary availability and recency, handling 10 million parcels across the United States and CanadaOptimized PostgreSQL geospatial database queries by implementing custom indexes and table partitioning, improving system throughput from 200 to 500 queries per minute
  • Far Western Anthropological Research Group, Inc.
    Geospatial Engineer
    Far Western Anthropological Research Group, Inc. Oct 2019 - Mar 2021
    Davis, California, United States
    Developed a frontend using TypeScript and React for visualizing archaeological spatial data, reducing page load times from 5 seconds to 1 seconds using caching techniquesBuilt a Django REST API in Python to serve geospatial data, handling over 1,000 requests per minute and enabling real-time updates for 10+ field crews simultaneouslyImplemented efficient geospatial data processing workflows using GeoPandas, Apache Airflow, and Python, reducing processing time of archaeological datasets from 24 hours to 6 hours

Daniel O'Brien Education Details

Frequently Asked Questions about Daniel O'Brien

What company does Daniel O'Brien work for?

Daniel O'Brien works for Site Technologies

What is Daniel O'Brien's role at the current company?

Daniel O'Brien's current role is Senior Backend Software Engineer.

What schools did Daniel O'Brien attend?

Daniel O'Brien attended University Of California, Davis.

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