Dmitry Rybalka avatar

Dmitry Rybalka

Product Design Leader

15+ years leading UX/UI
and Product Design for
B2B/B2C digital products
used by millions

Larixon Classifieds

Aug. 2025 — Present

Larixon Classifieds is an international classifieds group with market-leading platforms across Cyprus, Mongolia, Tajikistan, Trinidad & Tobago, and Jamaica, serving 5M+ MAU.

Role
Design Lead
SCALE
5M+ MAU
Platform
Web & App
Site
larixon.com
Scope
Product Design, UX Research, DesignOps, Design Systems
Team
7+ Product Designers, UX Research Lead, Product, Engineering, Marketing
Bazarki classifieds marketplace interface
  • Scaled design leadership. Led 7+ Product Designers and 1 UX Research Lead across 8+ product verticals
  • Launched UX Research 0→1. Started cross-country research across Cyprus, Mongolia and Tajikistan
  • Built Design System 0→1. Created Web & App foundation with governance, DSO roles and 90% component coverage for key flows
  • Introduced AI-assisted workflows. Supported discovery, research synthesis and documentation
  • Established DesignOps. Introduced OKR-based reviews, Jira visibility, onboarding, IDPs and quality standards
  • Improved team maturity. Introduced 1:1s, mentoring, onboarding and IDPs to improve solution quality
Classifieds location search map interface

Raiffeisen Group

Jul. 2021 — Aug. 2025

Raiffeisen Bank is one of the top-10 banks in Russia and part of the part of Raiffeisen Bank International Group. I worked on trading and investment products, including a professional terminal for institutional clients. Raiffeisen Leasing is the group’s corporate leasing business. I worked on B2B leasing products, including a marketplace, modular CRM and internal tools for sales teams, dealers and partners.

Role
Lead Product Designer
SCALE
2M+ retail, 500+ institutional clients
Platform
Web, Desktop, Internal Tools
PRODUCTS
Trading Terminal, Leasing CRM
Scope
Trading UX, Leasing UX, B2B Marketplace, CRM, FinTech UX
Team
5 Designers, Product, Engineering, Business, Sales, Operations
Professional trading terminal dashboard
  • Led UX for a professional trading terminal. Designed a trading experience for 500+ institutional clients, including asset managers and brokers
  • Improved design quality across teams. Mentored 5 designers, ran design reviews, 1:1s and supported hiring across 2 product teams
  • Defined product design strategy across 5+ tools. Aligned business goals, user needs and product hypotheses across the investment product ecosystem
  • Introduced LLM-powered research workflows. Used AI tools to simulate user interviews, explore hypotheses and speed up early design validation
Trading product widget screens
  • Designed a B2B leasing marketplace and modular CRM. Created workflows for 19 role types, 350+ sales reps, B2B clients and car dealers
  • Increased process automation from 10% to 90%. Streamlined business rules, operational flows and internal decision-making
  • Reduced offer generation time from 12 to 2 minutes. Redesigned quoting workflows, UI logic and offer preparation scenarios
  • Introduced a scalable design process. Created reusable UX patterns and collaboration practices adopted across a 40+ designer organization
Raiffeisen leasing CRM and marketplace screens

Yandex.Market

Apr. 2020 — Jul. 2021

Yandex.Market is one of Russia’s largest e-commerce marketplaces, serving millions of customers and thousands of sellers. I worked on analytics products, seller-facing tools, vendor onboarding workflows and product taxonomy for marketplace teams and partners.

Role
Senior Product Designer
SCALE
50M+ MAU, 35K+ vendors
Platform
Web, Internal Tools
PRODUCTS
Analytics Platform, Seller Tools
Scope
Marketplace UX, Analytics, Vendor Onboarding, Seller Tools, Product Taxonomy
Team
Product, Engineering, Analytics, Category Management, Business
Yandex.Market analytics report dashboard
  • Led UX for a large-scale analytics platform. Designed reports, charts and dashboards used by product and category teams to analyze marketplace performance
  • Reduced vendor onboarding time from 90 days to 1 day. Redesigned agreement workflows and simplified the vendor activation process
  • Made business metrics clearer for decision-making. Improved how suppliers and internal teams worked with product, logistics, sales and order metrics
  • Designed B2B tools for 35K+ marketplace vendors. Created interfaces supporting supplier operations, product management and marketplace workflows
  • Optimized the supplier dashboard. Improved workflows for product management, logistics, orders and marketplace operations
  • Improved product taxonomy and categorization. Worked on structure and classification logic for 57M+ SKUs across 890 marketplace categories.
Yandex.Market seller management screens

GdeMaterial

Jun. 2019 — Apr. 2020

GdeMaterial was an early-stage DIY marketplace for construction and home improvement materials. I worked on marketplace UX, supplier-facing tools, product discovery, checkout and logistics workflows for B2B clients and suppliers.

Role
Senior Product Designer
SCALE
500+ suppliers, 2K+ B2B clients
Platform
Web, Mobile Web, Marketplace
PRODUCTS
DIY Marketplace, Checkout, Logistics
Scope
Marketplace UX, Product Catalog, Checkout, Logistics, Supplier Tools
Team
Founders, Product, Engineering, Sales, Operations
GdeMaterial mobile marketplace and checkout screens
  • Led UX for an early-stage DIY marketplace. Designed core marketplace flows for construction materials, suppliers and B2B buyers
  • Launched checkout and logistics workflows. Designed purchase, delivery and order management flows for B2B clients and suppliers
  • Improved product discovery and catalog experience. Worked on product listings, filtering, search and category navigation for complex material selection
  • Increased conversion from 0.5% to 1.6%. Improved key marketplace flows across product discovery, checkout and ordering experience
GdeMaterial order and payment dashboard

Medesk Ltd.

Sep. 2016 — Jun. 2019

Medesk is a B2B HealthTech SaaS platform for clinics and medical teams, used by healthcare providers across 35+ countries. I worked on product UX, patient-facing flows, third-party integrations and design system components for clinic operations and digital care.

Role
Senior Product Designer
SCALE
1000+ clinics, 35+ countries
Platform
Web, SaaS, Patient Portal
PRODUCTS
Clinic Platform, Patient Flow, Design System
Scope
HealthTech UX, B2B SaaS, Patient Flows, Design System, UI Components
Team
Product, Engineering, Customer Success, Support
Medesk access permissions interface
  • Designed UX for a healthcare platform used by 1000+ clinics. Improved core workflows for clinic teams, operations and patient management across international markets
  • Built reusable design system components. Created Storybook-based UI components and scalable interface patterns for core product flows and third-party integrations
  • Launched an online treatment flow for 10K+ B2C patients. Designed patient-facing experiences supporting digital treatment, communication and care delivery
  • Integrated third-party modules and national labs. Designed integration flows supporting external services, lab data and connected healthcare workflows
  • Improved NPS from 37% to 54%. Refined key product flows and patient interactions to improve service quality and user satisfaction
Medesk patient portal and appointment screens