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Andrew Bar

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Senior Software Engineer at IDEXX
California, United States

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Jobs verified_user 0% verified
  • IDEXX
    Senior Software Engineer
    IDEXX
    Aug 2020 - Current (5 years)
    - Designed and implemented a robust two-way messaging platform using React, TypeScript and AWS, enabling seamless communication between pet owners and veterinarians, resulting in a 40% increase in user engagement. - Crafted intuitive user interfaces for the messaging platform using React.js, Redux, and Material-UI, increasing user satisfaction scores by 20%. - Led the migration from a monolithic architecture to a serverless microservices model using AWS API Gateway, DynamoDB, and Step Functions, reducing infrastructure costs by 35%. - Integrated third-party APIs (e.g., Twilio and Firebase Cloud Messaging) to expand communication channels, supporting SMS, email, and app push notifications. - Developed scalable microservices using Node.js, Ty
  • Amazon
    Software Development Engineer
    Amazon
    Dec 2013 - Jul 2020 (6 years 8 months)
    - Developed and maintained core backend services for Amazon Prime Video's streaming platform using Java and AWS technologies, serving millions of users globally with 99.99% uptime. - Optimized video streaming quality by implementing a data-driven adaptive bitrate (ABR) algorithm, improving user playback experience by 20% on low-bandwidth networks. - Built a recommendation engine feature using collaborative filtering and machine learning models in Python, boosting engagement with personalized watchlists by 25%. - Enhanced the payment integration system, adding support for emerging global payment platforms, which contributed to a 15% increase in international subscriptions. - Worked on video metadata ingestion pipelines that processed million
Education verified_user 0% verified
  • F
    Bachelor of Science - BS, Computer Science
    Florida State University
    Aug 2009 - Aug 2013 (4 years 1 month)