Building the cloud-native platform for distributed data processing; for scheduling, orchestrating and executing big data jobs and workflows in an easy to use manner.

• Owned and delivered a one-year company-wide (1500 microservices+) goal: creating a new infrastructure tool using Golang, Envoy, K8s, gRPC, Redis.

• Led research of new databases for the company (mainly Cassandra, Scylla, CockroachDB, TiDB) and initiated a migration user service (50k rps, top10 by criticality) from PostgreSQL to CockroachDB.

• Developed business-critical services with 150k+ requests per second in total. Golang, PostgreSQL, Redis, K8s, Kafka.

• Contribute to interviewing and assessing candidates by conducting 40+ interviews.

• Architected and built from scratch back-end for Smart TV app with the ability to handle 100k requests per minute. Golang, Python, PostgreSQL, Redis.

• Led the effort to rebuild the architecture and rewrite the codebase of the management system leveraging event-driven technology stack. It reduced the time for implementing new features and bug fixing. ReactJS, MobX, Python, PostgreSQL, Mongodb.

• Had a lead role in the implementation of the new core features and remediation of critical architecture issues in the back-end of a popular mobile app (4M+ installs, 30k real-time users). PHP, Nginx (OpenResty), MySQL, RabbitMQ.

• Designed and built RESTful API for a popular mobile application (2M+ installs), that scaled to over 10k requests per second.

• Developed an automated test framework that reduced manual testing and improved release velocity.