Noones, peer-to-peer human-friendly crypto marketplace, custody wallet, and crypto off-ramps platform with a 1.4M+ users in EMEA and APAC.- Build and launched self-custody crypto wallet with $25M+ customers’ assets and a 95% decrease in maintenance costs- Migrated 1M+ active users from the old platform to Noones with a 90% retention rate in 2 weeks- Redesigned and optimized users’ onboarding flow that lead to 10% increase in users’ conversion from visitors to new paying users- Increased overall trading volume by 15% with introducing many peer-to-peer marketplace trading optimization features

Paxful Inc. is a peer-to-peer crypto marketplace and payments platform with $500M monthly volume and 500+ employees worldwide.- I was responsible for Crypto payments and the overall API ecosystem, leading a distributed team (80+) of product managers, designers, data analysts and engineers - Conceptualised and launched Bitcoin Lighting payments for people and businesses, providing up to 20x savings on transaction fees and 100x on speed- Specified and launched automated crypto trading for API vendors, resulting in a 10x trade' speed increase (from minutes to seconds)

- I lead the development of the API ecosystem balancing the needs of developers and businesses- Improved and streamlined APIs for crypto trading and crypto payments, that brought +20% annual revenue growth ($1.2M) from existing and new API clients- Introduced API users cohorts analysis and KPI metrics hierarchy, which gives up to 50% savings on proactive VIP API partners’ support - Supported existing and brought new B2B API partnerships, which gave a 15% increase in annual API trade volumes growth ($100M)- Created a thriving Developers ecosystem introducing new Developers Portal, that resulted +5% new API clients monthly growth, thanks to API usage guides, code snippets, and ready-to-run clients for key programming languages/frameworks

SberTech, a subsidiary of Sber Group with 5K+ employees, specialised in developing Platform V, the digital cloud platform for large business solutions, software development, systems integration, and cloud computing services.- I was in charge of the proprietary serverless Function-as-a-Service (FaaS) for software development automation (like Google Functions, AWS Lambda) - Coordinated and launched a proprietary Function-as-a-Service (FaaS) product targeted at developers within Platform V. The product facilitates up to 40% cost savings for businesses on their IT technical infrastructure expenses for code build, integration, and delivery environments.- Successfully demonstrated the FaaS product on live TV translation, showcasing the creation of a SmartApp for smartphones and TV set-top boxes, highlighting the seamless development process and enhanced developer user experience

Ingram Micro, Irvine, U.S. with 27K+ employees provides a broad range of global technology and supply chain services, excelling in solutions for mobility, cloud, and supply chain to enhance business efficiency and success.- I was responsible for the hosting products’ portfolio in CloudBlue, a B2B2C resellers’ marketplace for cloud and hosting management subscriptions with 200+ platforms worldwide.- Managed a distributed team of 40+ engineers in 3 time zones Spain, Eastern Europe, IndiaEfficiently led the rapid build and launch of a managed hosting product for B2B2C resellers platform within a tight three-month deadline by strategically repurposing partner products- Successfully designed and deployed an automated service for migrating end-user hosting subscriptions on a B2B2C reselling platform in just two months, featuring both automated and manual migrations along with automated error analysis- Oversaw large-scale migrations of end-user hosting subscriptions (500K+), including domains, websites, emails, databases, and apps, from outdated products to contemporary solutions, achieving a high success rate of 85% and maintaining a low end-user churn rate of less than 5%- Performed a P&L analysis on a portfolio of 15 hosting products across 200+ B2B2C reseller platforms ($100M+ in revenue), reviewed contracts, payments, resource usage, and support costs. Identified stagnated products for sale with +10% annual profit as the outcome- Provided subject matter expert support for the sale of the hosting products portfolio (15), achieving a high accuracy rate of over 70% in error-free migrations to a third-party solution and maintaining a low customer attrition rate of approximately 10%

- I worked on Plesk, hosting control panel. Runs on 384K servers, and automates 11M+ websites.- Designed, coordinated, and launched many hosting management features in spam protection, email management, and web app configuration leading to a 15% growth of new installations- Software product management (teams up to 20) in web hosting industry

- on site software requirements analysis / documentation: Netherlands, Belgium- software project management (teams up to 10): transport and shipment industry - business development and sales of new features in existing IT solutions- software architecture: high load, high availability, fault tolerance (MS Windows tech stack)achievements:- launched tankers shipments' management system (.net, web, desktop, C#, sql, xml, ms sql)- created public web accounting service for small business (web, desktop, VB, java, sql, xml)

- business proposals of Tech solutions: Denmark, Netherlands, Belgium, China, Singapore, Malaysia- on-site software requirements gather and analysis: Denmark, China, Singapore, Malaysia- custom software projects management (teams up to 10): transport, shipment, healthcare industriesachievements:- launched 5 custom automation products - shipment industry (web, desktop, C#, java, sql, xml)- adapted a legacy product to a new tech (.net, windows cluster, ms sql, 50M+ rows of data)- improved company's internal business process, 30% faster software projects’ execution

Plesk Enterprise Manager, multi server hosting control panel.- made UI for hosting management systems (web, java, c++, sql, linux, bsd, corba)- adapted Linux hosting management system for Windows servers (c++, sql, linux, windows, corba)Plesk, hosting control panel for servers, websites, mailboxes, domains, databases, and web apps.- licensing management system (web, java, servlets, linux, oql / sql) - was on production for 20 years- integration of hosting management with external billing (web, java, c++, postgresql, linux, bsd, corba)

Novolabs, custom software delivery projects in the e-learning industry.- FTP client - rich UI, multi-threaded ftp client (fat client, java, ejb, applet, mysql) - webapp docs workflow - audit, versioning, integrations with ext. systems (web, php, sql, linux, solaris)

- web server administration - SunSITE.com, visual 3d design for the site- packaging open source software for Solaris 2.x (Shell, C, SQL)- preparation of and teaching education courses (Unix utils for sysadmins)