Omid Zahed Email & Phone Number

Dubai, United Arab Emirates

Tehran, Tehran Province, Iran

Reduced the downtime of an under-loaded service that required scaling down for a specific business-related calculation routine from almost 8 hours to zero in two months by partitioning a large SQL table with almost 2 billion records, refactoring some services, and automating maintenance task, resulting in a 100% reduction in downtime.Split a monolithic service into smaller micro-services with my team, in around 5 months, resulting in a 50% increase in development velocity and reducing service downtime.Designed infrastructure and architecture for a loyalty program within an ecosystem of around 50 million users. This was accomplished in 6 months, resulting a 20% increase in retention rate.Wrote comprehensive documentation with a focus on simplifying the workflow process, resultingin a 50% decrease in redirection from support and call center to the technical team, it helped with a reduction in customer support costs by reducing the required time for responding to each customer.Integrated the security team's instructions and pipelines into our development and CI/CD pipelines, resulting in a 95% reduction in security issues in production and almost a 100% reduction in security bug-bounty money paid for our applications.

Tehran, Tehran Province, Iran

Designed a sophisticated labeling and noise removal system using React.js and a .NET Core back-end system to gather 800GB of ECG labels for deep learning models, resulting in a 25% improvement in accuracy compared to the previous system.Tested and tweaked multiple papers on noise detection algorithms for ECG signals and implemented a 97% accurate solution using a MIMO(multi input multi output) solution, resulting in a 2% increase in accuracy on the existing methods for real-time noise detections.Deployed multiple services to gather, clean, detect noisy parts, and compress medical time series data, with each file containing at least 800MB of numeric data, by utilizing distributed and asynchronous computation, resulting in a 20% reduction in storage requirements and a corresponding 25% increase in accuracy.

Tehran, Tehran Province, Iran

Developed a sophisticated labeling system for IoT medical devices which monitored bloodpressure and Oxygen level using Django rest framework and ReactJs framework, resulting in a25% improvement in real-time alerting performance regarding the previous system.Implemented back-end for business-critical websites including physician appointment automationsystems and clinic automation systems, which led to a 40% increase in startup valuation and a20% increase in revenue.Documented back-end related, and risk management parts of technical files for Iran medicaldevice/equipment regulation European conformity (CE) marking for medical devices, resulting in a 60% reduction in consultation cost.