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AY

Alimzhan Yerkenuly

@ffooxx

ML engineer

ML engineer in BCC Working Credit scoring/anti-fraud classification tasks. Old math olympiad student from Astana KTL

Open to

Finding a mentorMentoring othersHiring & referralsCompany partnershipsStartup collaboration

Career

Experience: 4 years

Experience

Senior Data Scientist · Team Lead, Antifraud

Bank CenterCredit

A commercial bank in Kazakhstan.

Oct 2022 — Present

Led antifraud modeling and production deployment of 10+ ML models; reported 50% lower fraud and KZT 60 million monthly savings.

• Retail product antifraud: built 10+ ML models for fraud detection and credit scoring and managed their end-to-end production deployment. Reduced fraud by 50%, saving KZT 60 million per month. • Credit risk assessment accuracy: redesigned scoring systems and developed FaceScoring, an AI-based biometric analysis solution. Increased the Gini coefficient by 50% and reduced social engineering attacks by 35%.

Data Scientist · Java / Data Quality Engineer

ASU-Cybernetic

May 2022 — Oct 2022

Developed predictive models and data quality processes for KMG, reducing reconciliation errors by 25% and manual audit work by 200+ hours yearly.

• Data quality work for KMG: developed predictive models, implemented MDM in Informatica, and automated validation reports. Reduced data reconciliation errors by 25% and saved 200+ hours per year of manual auditing.

Data Analyst

KMG-Kumkol

May 2021 — May 2022

Automated Python/SQL reporting and BI dashboards, cutting report preparation from 8 hours to 20 minutes.

• Reporting efficiency: automated reports using Python and SQL, standardized ETL, and built BI dashboards. Cut report preparation time from 8 hours to 20 minutes and increased decision-making speed by 40%.

Research Intern

Research Center Sange

Designed research data pipelines and a real-time Telegram bot, reducing manual data entry by 30%.

• Research data processing: designed data pipelines, conducted statistical testing, and created a Telegram bot for real-time updates. Reduced manual data entry by 30%.

Education

Statistics / Data Science

Middle East Technical University

2021

Selected projects

ML Scoring System · DosAuto

End-to-end development of an auto-lending scoring model using CatBoost, deployed as a production microservice with FastAPI. PostgreSQL stores request logs and model predictors for monitoring and retraining.

Achievements

Silver medal, Balkan Mathematical Olympiad

Silver medal, International Zhautykov Olympiad

Two silver medals, Western China Mathematical Olympiad

Two gold medals and one silver medal, Republican Mathematics Olympiad

Skills

PythonSQLPyTorchTensorFlowscikit-learnDockerPostgreSQLFastAPICatBoost