Gregory Timofeev Email & Phone Number

Limassol, Cyprus

• Implemented a scoring service for new users, which increased fraud detection accuracy by 15%, leading to significant cost savings for the company.
• Enhanced fraud detection algorithms, reducing payouts to fraudulent partners by approximately $600-700 thousands in 2023.
• Added technical and business metrics, improving fraud detection process observability, leading to a 10-30% increase in algorithms performance within 4 months.
• Designed from scratch anti-fraud system within partnership programs.
• Designed from scratch a crawling service to identify fraudulent partner websites.

Moscow, Russia

• Leading Russian IT educational platform.
• Mentored 4 groups of students, 220 students overall. 63% of students successfully completed the course in 2 years.
• Hosted monthly webinars, covering the following topics: Python basics, Data structures in Python, Django ORM, REST API, Distributed tasks with Celery, Dockerization of Django application.

Berlin, Germany

• Developed multiple analytics dashboards for a marketing analytics platform.
• Designed and implemented a new ETL system for efficient integration with third-party client marketing data sources.
• Successfully introduced technical and business metrics for the dashboard service, improving its performance by an average of 15% and up to 40% for specific API methods.
• Maintained and enhanced the existing Django application, while also making significant contributions to the development of a new service using FastAPI.

Moscow, Russia

• Created an MVP of ETL platform for medical data, boosting data processing performance by 150-250%.
• Developed a web crawler, improving tax information search accuracy by 20% and reducing false positives by 30%.
• Mentored a junior developer to the level of a middle developer.

Newport Beach, California, United States

• Worked on multiple projects as a Team Lead for Android and Python development departments.
• SaaS conference platform: Led a backend team (3-5 members) in developing 3 modules that attracted new clients in the pharmaceutical and fitness industries and migrated the application from Java to Kotlin.
• ETL System for Video Content analytics: Developed an ETL system, reducing data processing time from 10-12 hours to 30-40 minutes.
• Dashboard for railway cargo: Integrated data from 3 railway companies, designed a UI for cargo monitoring, enhancing logistics efficiency.
• Led a team of 3 and developed the architecture for a mobile smart home management application.

Computer And Information Systems Security/Information Assurance

Worked on Polar Coding algorithms - Error-correcting encoding for data transmitted over the satellite channels. Built a Python library for.

Master'S Degree, Computer Science, 5

Engineer'S Degree, Computer And Information Systems Security/Information Assurance, 4.72