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Assanali Agarys

@kataygan

Data Engineer

Hello everyone, my name is Assanali. I am a Data Engineer. I have currently finished working at Kaspi Bank and eager to work more and make everyone happy!

Career

Experience: 3 years

Experience

Data Engineer

Kaspi.kz

Kazakhstani fintech and e-commerce company.

Jan 2026 — Aug 2026

Built real-time pipelines and search and analytics data infrastructure for an auto parts service; added 10 million vehicles to the database, increasing its size by 15%.

• Developed real-time pipelines for an auto parts service, including VIN search and fitment checks. • Set up event streaming in Kafka to minimize consumer lag, and loaded data for an automotive service, adding 10 million vehicles to the database and increasing its total size by 15%. • Designed OLAP data marts in StarRocks for real-time big data analytics. • Implemented fast catalog search in Elasticsearch and optimized indexing with the bulk API.

Data Engineer

GTS

Nov 2024 — Dec 2025

Built integrations and ETL pipelines for 5+ external data sources and prepared data for analytics and interactive dashboards.

• Developed API integrations and ETL pipelines to automate the collection and transformation of data from 5+ external sources. • Optimized SQL queries and stored procedures in PostgreSQL to speed up data retrieval. • Aggregated data for business analytics using Hive and Trino. • Prepared data in ClickHouse for high-load interactive dashboards.

Education

Kazakh-Turkish Lyceum

2017 — 2022

Computer Science

Nazarbayev University

2023 — 2027

Achievements

Silver medal, Republican Olympiad in Informatics

2020

Silver medal, Eurasian Olympiad in Informatics

2020

Skills

PythonSQLC++Apache KafkaStarRocksClickHousePostgreSQLTrinoRedisApache SparkDockerGitPostmanAPIETL/ELT developmentStream processingAlgorithms and data structuresDatabase design