Metapax.io - first point of view realtime video streaming.· Helped the company to raise $1m+ of investments by developing MVP.· Hired and built the strong team of 8 engineers by conducting 200+ interviews.· Implemented a scalable solution for adaptive realtime video streaming with focus on mobile networks.· Developed a robust scalable backend by using Amazon Web Services, reducing infrastructure costs by 4 times.· Built a streaming glasses prototype for $2000, successfully demonstrating the product concept to investors.· Integrated best glasses on the market with the project and completed the MVP development in 2 months.· Optimized the web development stack and updated the web application design in 1 month.

Bothelp.io - SaaS for broadcasts и chatbots in messengers, used by more than 5000 companies.· Introduced a hiring process and increased the development team size from 6 to 19 engineers.· Reduced infrastructure costs by 30% despite load growth by 2 times.· Implemented key projects, including WhatsApp and Instagram integration, which doubled MRR.· Improved team performance by using Scrum и Kanban, development speed was increased by 3 times.· Set up a infrastructure and service monitoring, decreased incident response time down to 10 minutes and reduced incident count per month by 7 times.· Accomplished full frontend rewrite from AngularJS legacy to Angular.· Improved product quality by reducing bug report count per week by 5 times.

SaaS, giving a driver ability to rent a car and to start working with taxi companies, which in their turn can post cars available for rent.· Developed MVP in 3 months and attracted investments from QIWI Venture in 6 months after project start.· Set up CI/CD for web and mobile applications and reduced time to market by increasing release frequency by 6 times.· By introducing autotests decreased bug count by 80%, reduced Google Play Store negative reviews count from 25% to 10% and increased user conversion by 3%.· Increased completed task count per week by 25% by applying Kanban methodology, Gantt diagrams, JTBD and RICE methods for task management and prioritization.· Reduced incident response time by implementing monitoring and error prioritization system via Sentry.· Implemented robust and reliable infrastructure, set up scaling and DDoS protection, decreased web application loading time by 5 times.

· Led the development of 13 mobile and web application including a software for taxi order handling for one of the biggest taxi companies in Moscow, mobile applications for Technonicol and EFKO.

· Led the deveopment of 17 mobile and web applications for clients including Nikulin Circus, Pizza Empire, Rambler, Afisha, Live Journal, Avtoradio.· Developed MVP, speeding up the process of concluding contracts with customers from 3 months to 3 weeks.· Introduced Scrum, reducing time to market from 3 to 1 week.

· Developed a tool for the finance operation control and the report generation automation in PAO "Gazprom" and NPF "Gazfond", decreasing trader mistake count by 70% and increasing company revenue.

· Developed and supported informational systems for Russian Railways JSC.