Sergey Belyaev Email & Phone Number

Moscow, Russia

Avito named world’s most visited classified ads site by Similarweb. It takes the #1 spot, displacing US-based Craigslist from the leading position.Driving growth for Goods.Spare Parts unit with a focus on product and business strategy.∙Rolled out 8 new categories from scratch (e.g. Oils and auto chemicals, Tyres for trucks and SV), achieved maturity level∙Launched ML-based selection Goods for maintenance∙Launched selections by car (e.g. tyres, rims, oils), raised key metrics Search by car and Deals per user∙Improved SEO that increased visibility share of Goods.Spare Parts by 17 p.p.∙Worked on search suggests, navigation to improve buyers experience

Moscow, Russia

Drived Yandex.News products with a focus on user experience. Yandex.News is an ML-based news aggregator.∙ Launched news-bot to provide personal news subscription for users∙ Launched extended news stories (explanation of personalities or events) to cut churn rate (by 20%)∙ Made full discovery process of the "Good News" feature

Moscow, Russia

Led projects in IT department of global leader cybersecurity company.∙ Launched the communication tool (bot) from scratch to reduce support workload (by 15%) and automate routine scripts∙ Launched bot-functions to provide network access, create Confluence space, Jira project etc.

Moscow, Russia

FriendWork is a SaaS solution for automating the recruitment process.∙ Participated in negotiations with PwC. Successfully assessed FriendWork's compliance with KY3P safety and quality standards∙ Collected requirements for custom solution, launched pilot project

Moscow, Russia

QSoft is a company that develops integrated and high-load Internet solutions.∙ Led the redesign and website development project of book publishing house EKSMO from scratch. Collected customer requirements and created a roadmap∙ Launched the first version of website

Moscow, Russia

Joined the mail service development team as an analyst to improve the spam filter.∙ Processed emails passing through the service and suspected by the primary spam filter, identified patterns to improve the performance of the filtering model∙ Reduced the number of false definitions of spam emails by 20%I worked with a raw data, wrote simple scripts and queries to DWH.

Moscow, Russia

Inspired by Art Lebedev studio works I started developing personal web sites and web solutions for business.∙ Created and launched end-to-end projects for tour agency and social platform in collaboration with Dozhdik Design∙ Created and launched several smaller projects like portfolio landings for photographersI used HTML/CSS, PHP, JS, jQuery stack in my work. I built integration with WordPress CRM, booking system, payment system and Google Analytics.