I worked in an outsourcing company (CyberVision) as well as in a start-up mainly developing Kaa IoT platform backend using Java, Golang, Python and worked for a year in a front-end team developing IoT platform dashboard using React and TypeScript. I also worked with message brokers (NATS, Kafka), devOps (Kubernetes, Helm, Terraform, AWS, Digitalocean), databases (MariaDB, Postgres, Mongo, Cassandra), IoT protocols (MQTT). Also, I fond of entrepreneurship reading a lot of relevant literature (Good to Great, Mom Test, Lean Startup, The One Thing, Hard Things about Hard Things, etc.). I developed mobile apps using Ionic framework (similar to React Native) that work on iOS and Android, several Telegram bots and smart box for rollerblade renting.