Position: Senior Backend Developer
Category: Golang
English level: upper
Years of experience: 5

1. Development and support distance learning system
2. MongoDB and Google Analytics certificates
3. Silver medal in kaggle competition
4. Working on high-load project
5. Implementation deployment and server configuration with ansible
In recent years I have experience in development large AdTech system (up to 1m rps). I have worked with all AdTech stack including SSP (Supply Side Platform), DSP (Demand Side platform), AdExchange and DMP (Data Management Platform). 

Successfully finished statistics gathering pipeline with Apache Kafka and ClickHouse (up to 5 TB/sec data) .

Leading (interviewing, mentoring and code review) developers. 

Participate in discussion with partners and business. 

Implement IaC with Ansible. Improve monitoring all services including application performance metrics with Pometheus, Grafana. Improve code coverage with unit and integration testings. Implement CI/CD pipeline for Gitlab.

Integration 3-rd party services. 

Contributing to open-source project (PrebidServer) 

Implementing active learning algorithm with Multi-Armed Bandits for budget optimization. 

Main tech stack: 

Node.js, Golang, Nginx, gRPC, Redis, Kafka, ClickHouse, MySQL, PHP, Aerospike, Prometheus, Grafana, MongoDB.
Mostly like work with AdTech or MarcTech domains.