NDA.Konomic is a leading fintech company, providing innovative digital wallet solutions that empower users to manage their finances with ease and security.

Kupibilet is a online service for purchasing flight tickets, train tickets, and other travel-related services.As a Software Developer, I specialized in developing and maintaining data converters for various airlines, utilizing Rust to ensure high performance and reliability. My work focused on integrating diverse airline systems into our platform, enabling seamless communication and data exchange. This role required a deep understanding of airline APIs and a commitment to optimizing the data flow to enhance user experience.

AdTech company specializing in billing, DSP, and SSP solutions.Independently designed, developed, and launched a service handling 1 million RPS.Scaled RPS of core services for 2.5 times via managing context switching and implementing custom task processorsCreated an additional concurrency Aerospike client library for userver, reducing service response time by 7%

E-commerce company, developing software solutions for financial transactions.Developed acquiring systems for various banks and handled distributed transactions in the database.Handled distributed transactions to ensure data consistency and reliability across multiple database systems

High-frequency trading company, implementing software solution for researching exchange strategies and buildinginfrastructure. C++/PythonManaged the storage of exchange data and cached these data for launching trading robots, handling up to 30 TB of datadailyOptimized code with reducing io-bound operations by working with L1/L2 cachesResearched and reduced system delays by 10%

Develop infrastracture of delivery service Yandex.Lavka on python