Sergey Vardanyan
Software Developer
Welcome to my portfolio! I am a passionate developer focused on building clean, efficient, and reliable software solutions. I enjoy solving complex problems and continuously learning new technologies.
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Featured Projects
Fraud Detection Engine
Engineered and deployed an end-to-end fraud detection engine that ingests real-time data from multiple external systems, applying complex analytical logic to automatically generate and prioritize investigative cases, leading to the prevention of financial losses by proactively identifying and stopping fraudulent activities.
Robocall Protection
Integrated Robocall Customer Protection system into the fraud prevention engine to enhance security and user trust.
System Optimization
Engineered high-performance backend microservices using FastAPI, achieving a 70% reduction in API latency through strategic query optimization and multi-level caching.
Cloud Infrastructure
Migrated on-premises Solaris Linux pipelines to a fully containerized Azure Cloud environment, enhancing scalability and lowering operational overhead.