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Yerzhan Tolysbek

@yerzhantolysbek

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Python Software Engineer with expertise in optimizing data processing.

Kazakhstan

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What I'm looking for

I am looking for a role that fosters innovation and offers opportunities for professional growth.

I am a dedicated Python Software Engineer with a strong background in developing efficient software solutions. Currently, I lead projects at Kazakhstan's largest B2G SaaS provider, where I have successfully reduced query execution times and enhanced data processing efficiency. My experience includes merging large datasets and improving microservices performance, showcasing my ability to tackle complex challenges.

Previously, I contributed to Kazakhstan's largest online healthcare service, optimizing system performance for over 200,000 users. My work involved implementing AI algorithms and automating processes, which significantly improved user experience and operational efficiency. I am passionate about leveraging technology to create impactful solutions and continuously seek opportunities for growth and innovation.

Experience

Work history, roles, and key accomplishments

Current

Python Software Engineer

Current

Kazdream Technologies

Feb 2024 - Present (1 year 6 months)

Led a project team at Kazakhstan's largest B2G SaaS provider, reducing PostgreSQL query execution time by 50% through index selection and query tuning. Merged over 100M records across two production databases using Django ORM and custom ETL pipelines.

Python Golang PostgreSQL Django fastAPI Fiber ELK RabbitMQ Celery SQLAlchemy

Python Software Engineer

QAZMED Partners

Mar 2022 - Present (3 years 5 months)

Optimized queries and distributed load on read/write replicas, decreasing p99 latency by 35% for over 200K users. Implemented an AI-based sorting algorithm for user feedback, leading to a 3% increase in conversion.

Python Django DRF Celery PostgreSQL Redis Nginx RabbitMQ Docker

Java Software Engineer

Kazdream Technologies

Mar 2021 - Present (4 years 5 months)

Increased search performance by 70% through synchronizing over 10 million database entries with Elastic Search. Built a Kafka consumer that kept microservices in sync, eliminating miscommunication and message delays.

Java Spring Elastic Kafka Docker

Education

Degrees, certifications, and relevant coursework

Nazarbayev University

Bachelor in Computer Science, Computer Science

2018 - 2022

Activities and societies: Taught lessons for fellow university students in programming, primarily in C and C++. Reached the final rounds in Bomberman battle & ranked 26th out of 600 participants in Bomberman AI alem.cup. Instructed a group of 10 high-school students programming basics on Python at Kwant educational center.

Studied a comprehensive curriculum in Computer Science, covering core areas such as Algorithms, Data Structures, Operating Systems, and Networks. Gained expertise in Artificial Intelligence, Software Engineering, Databases, and Machine Learning. Participated in extracurricular activities including teaching programming to university and high-school students, and achieving a notable rank in the Bomb