Elena Semko
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Elena Semko Email & Phone Number

Product Advisor Expert at Yessa App
Location: Berlin, Berlin, Germany 10 work roles 1 school
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✓ Verified Jun 2026 3 data sources Profile completeness 86%

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Current company
Role
Product Advisor Expert
Location
Berlin, Berlin, Germany
Company size

Who is Elena Semko? Overview

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Quick answer

Elena Semko is listed as Product Advisor Expert at Yessa App, a company with 3 employees, based in Berlin, Berlin, Germany. AeroLeads shows a matched LinkedIn profile for Elena Semko.

Elena Semko previously worked as Mentor / Product Owner | EMEA, APAC, EU, Remote | B2C & B2B at Adplist.Org and Product Owner | NA, UK & EU | B2C Subscription-based + Advertising at Muse Group. Elena Semko holds Bachelor Of Business Administration - Bba, Economics And Enterprise Management (Retail, Wholesale And Horeca) from Moscow State Institute For The Humanities And Information Technologies.

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Yessa App

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Profile bio

About Elena Semko

I am a global Product Owner with 10+ years of experience delivering and managing native & cross-platform mobile apps, desktop & mobile websites and landing pages, software, and APIs solving business goals and fulfilling users needs. I specialise in driving product growth, go-to-market strategies, and managing cross-functional teams of 20+ specialists across industries like streaming, media, retail, e-commerce, and marketplaces.Proficient in Agile methodologies, I earned the #1 top rank among 40 product managers at AliExpress during the annual performance review, leading to a promotion within five months.My expertise spans end-to-end product lifecycle management, strategic planning, stakeholder management & collaboration, data-driven decision-making, and delivering scalable, user-centric solutions that drive business growth. I am also experienced in leading development teams, hiring talent, and mentoring junior product managers. Key achievements:– Boosted YoY local sellers sales by 124% at marketplace via user lifecycle strategies & building CRM system.– Acquired 5M+ users and €300K in weekly revenue by launching a personalised notification sending tool & API. – Delivered 100+ projects and features in B2C & B2B2C, managing teams of 20+ specialists (developers, designers, QAs, analysts, product managers, community managers, copywriters).– Improved team efficiency by 70% and cut response times by 50% with Agile workflows.– Hired and trained 15+ IT specialists, built and maintained a knowledge base in Confluence, improving collaboration and reducing onboarding time by 30%.– Designed and implemented dashboards with key metrics and analytics, enabling transparent performance tracking and data-driven decision-making.Tech stack used in projects:Development: JavaScript, TypeScript, React, Vue.js, REST API, ESLint, MongoDB, MySQL, ClickHouse, Docker, Kubernetes, Jenkins, GitLab, GitHub, PHP, Python, Java, Airtable, BitBucket. Mobile development: iOS (Swift, Obj-C), Android (Kotlin, Java), React Native, Flutter, App Store Connect, Google Play Console, Xcode.CMS: Drupal, Joomla, TYPO3, Wix, Imprimatur, Readymag, Wordpress, Tilda.Analytics: Firebase, Amplitude, Mixpanel, Tableau, GA, Ya.Metrika, Appslfyer, Adjust, A/B testing tools.Prototyping & UX/UI: Figma, Adobe, Miro, Zeplin, Sketch, ProtoPie, Balsamiq.Management tools: Jira, Confluence, other task tracking systems & knowledge sharing tools.

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Elena Semko's current company

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Yessa App
Yessa App
Product Advisor Expert
Berlin, DE
Employees
3
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10 roles

Elena Semko work experience

A career timeline built from the work history available for this profile.

Product Advisor Expert

Berlin, DE

Mentor / Product Owner | Emea, Apac, Eu, Remote | B2C & B2B

Current

Berlin, Germany

150+ hours consulting startups and mentoring junior & middle product managers. Highlights of 2024:Metro Markets B2B (traffic growth domain): mentored Product Manager in metrics analysis, critical thinking, and stakeholder management.B2B2C startup: mentorship sessions about product-market fit & product discovery process.B2B startup: hired and managed a team.

Dec 2022 - Present

Product Owner | Na, Uk & Eu | B2C Subscription-Based + Advertising

Muse Group creates the world's most popular music apps and content, including Hal Leonard, Ultimate Guitar, MuseScore, Audacity and more. Through our innovative learning tools, expansive music catalogs and free open-source software, we improve the lives of musicians every day.Ultimate guitar - 20+ y.o. Tabs and chords catalog USA + EU markets: 53M+ app.

Sep 2021 - Aug 2022

Product Owner | Cis | User Growth & Traffic | Crm | Bx | B2B2C | Clc

AliExpress is an international marketplace enabling global consumers to buy directly from manufacturers and distributors in China and around the world. It is available in 18 languages, including English, Spanish and French.It is part of the Alibaba International Digital Commerce Group.User Growth and Operations domain - mobile apps and website with 35M.

Aug 2020 - Aug 2021

Product Owner | Streaming | Cis | B2C Subscription-Based + Advertising

Russian Federation

Yandex is a technology company that builds intelligent products and services powered by machine learning. Company’s goal is to help consumers and businesses better navigate the online and offline world. Since 1997, Yandex has delivered world-class, locally relevant search and information services. Additionally, developed market-leading on-demand.

Nov 2016 - Jul 2020

Product Owner | Content Marketing Agency | B2B2C | Adtech | Mobile Magazines

Moscow, Russia

With around 10,500 employees and over 500 brands world-wide, Hubert Burda Media is one of Germany's largest technology and media companies.Company uses their social relevance to make a difference and offer employees the freedom to be creative and to invent new things. That is why working at Burda means: working "...in good company".All business activities.

Oct 2013 - Oct 2016

Product Owner | E-Commerce | Crm | Clc | Cis

Moscow, Russia

At the crossroads of fashion and sport, Lacoste liberates and creates movement.Both universal and timeless, it crosses cultures, oceans and generations to inspire each and every person.Two Lacoste items are sold every second in the world.As a global brand, our 8 500 team members are present in more than 100 countries, on all continents. We offer a wide.

May 2013 - Aug 2013

Head Of Ecommerce

Llc Hitek Group

Moscow, Russia

Ru wholesale and retail company distributing professional tools for hairdressers, professional cosmetics, solariums, as well as furniture and equipment for beauty salons. Launched e-commerce sales of the company from scratch (creation and support of a website with development & SEO optimization); Made it possible to increase the number of orders from 100.

Aug 2011 - Apr 2013

Business Analyst

Llc Hitek Group

Moscow, Russia

Feb 2011 - Aug 2011

Retail Business Analyst

Llc Press House

Moscow, Russia

Part of the largest operator in the print distribution market in Russia and the CIS, the federal network includes about 170 minimarkets in 15 cities.Planning and analysing sales of the entire mini-market chain. Managing the assortment of outlets by category.Creating a business plan for new openings of outlets based on format and place.Control over the.

Dec 2009 - Jan 2011
1 education record

Elena Semko education

  • Moscow State Institute For The Humanities And Information Technologies
    Moscow State Institute For The Humanities And Information Technologies
    Economics And Enterprise Management (Retail, Wholesale And Horeca)
FAQ

Frequently asked questions about Elena Semko

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What company does Elena Semko work for?

Elena Semko works for Yessa App.

What is Elena Semko's role at Yessa App?

Elena Semko is listed as Product Advisor Expert at Yessa App.

Where is Elena Semko based?

Elena Semko is based in Berlin, Berlin, Germany while working with Yessa App.

What companies has Elena Semko worked for?

Elena Semko has worked for Yessa App, Adplist.Org, Muse Group, Aliexpress, and Yandex.

How can I contact Elena Semko?

You can use AeroLeads to view verified contact signals for Elena Semko at Yessa App, including work email, phone, and LinkedIn data when available.

What schools did Elena Semko attend?

Elena Semko holds Bachelor Of Business Administration - Bba, Economics And Enterprise Management (Retail, Wholesale And Horeca) from Moscow State Institute For The Humanities And Information Technologies.

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