Dmitrii Plaksunov Email & Phone Number

Dmitrii Plaksunov is a Software Engineer at Emerging Travel Group.

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  Software Engineer

  Emerging Travel Group

  Nov 2019 - Present - Remote

  ETG provides travel agency services (e.g. booking hotels, airline tickets) in 220 countries (20M+ users). I lead, design, and develop backend services for mobile applications, currently 50%+ traffic of the whole company with 6M+ requests/day.● Developed the backend for a new B2B product (partner agency rooms reselling), which generated millions in monthly revenue● Designed and developed a server-driven 'support ticket UI' for mobile applications, allowing users to submit issues through 50+templates, decreasing incident resolution time by 20% for the 500+ employees on the Support Team● Designed, developed, and delivered a 10TB database migration, supporting growth and better insights from the Analytics Team● Designed and developed a story feature sharing updates to 10M users, increased average session time by 10% on the 1st month● Designed and developed a mobile extranet backend service (1.5 months in GoLang), providing apps for all 70K+ direct hoteliers● Led in-house JSON serializer to open-source Pydantic transition, simplifying maintenance, improving serialization speed by 30%● Analyzed and optimized SQL queries, accelerating average computing time by x5 (~1500 ms to ~300 ms)● Identified bottlenecks, optimized computing speed of different API endpoints, improving speed by x20 times (~4.8 to 0.24 sec)● Hired, onboarded, and led one backend junior engineer who was promoted after successfully developing a feature that allows corporate clients to control employees' corporate trips directly on the app● Stack: Python, Django, PostgreSQL, Go, Redis, Nginx, Docker.