• Designed and developed a web UI dashboard for professional traders, "Fondexx" and an admin panel with CRM using TypeScript, React, PHP, SQL, Postgres, Docker, AWS, and Unix. Serves 400+ VIP clients with $4mln+ in annual revenue.• Designed and developed a mobile web application, "BoxBrain", for moving and storage management using JavaScript, Ruby, Postgres, and AWS. The application is live, with 500 total users and 20 daily active users• Designed and developed a mobile web application, "Illuminate" using Figma, JavaScript, Ruby, Postgres, and Heroku. I helped to acquire 110k new users and to grow from 100 to 1400 monthly active users• Hired, managed, and led a team of 11 global developers (Ukraine, Brazil, Georgia, Germany, Lithuania)• Mentored Junior and Midlevel, Engineers, Designers, and Marketers• Performed pair programming, software design, deploys, tests, code reviews, UI/UX design, product management

I lead a global team of dynamic engineers to implement internal and external systems, so there is a smooth buildout for our partnersAs Founder, I take an active role in overseeing projects, working closely with the CEOs of our clients, to endure a seamless workflowWe work with a range of technologies & platforms:• TypeScript, JavaScript, React, Node.js/Express,• React Native, Progressive Web Apps• PHP/Laravel, Ruby/Ruby on Rails• PostgreSQL, MySQL, MSSQL• GraphQL, Prisma, DynamoDB• Redis, MongoDB• AWS, GCP, Digital Ocean, Heroku• etc.

• Developed web UI features: timezone support for datepickers, video metrics using highcharts.js, cohort analytics• Worked with Angular 1 legacy code, Rails/Ruby, AWS, Docker, MySQL, Google Charts, highcharts.js, RxJS

Help fondexx teams lead innovation with breakthrough processes, develop the technology stack, and design the flawless user experience for the customers to ensure fondexx stays three steps ahead of its competitors.- partner with the CEO to help design and deliver a web UI dashboard for professional traders- provide technical leadership to teams building core product features- write code that is testable and easy to understand- execute discovery process and business requirements gathering for new and existing products

Seeking growing experience, I attended a startup hackathon in Kyiv and ended up as an individual winner. I successfully joined the Demium Incubation program.That was my hungry attempt to enter the absolute unknown, finding, learning, and selecting co-partners to discover and build a product.• Learned and applied lean startup methodology• Crafted and publicly presented multiple startup pitch decks• Calculated financial projections for the marketplace, freemium, and subscription startup business models• Performed essential market and industry research• Framed multiple hypotheses in the problem discovery phase• Conducted tens of discovery process sessions with a hypothetical target audience• Identified, planned, and drafted MVPs

• Developed HTML5 video player for a platform with 10M video views per day• Automated release process by creating a back-office web system for managing player configurations• Designed and developed microservices APIs with Node.js and AWS Lambda• Created a cross-browser/devices test environment to make testing effective and reduce bugs in production• Refactored application architecture and addressed technical debt by rewriting legacy code covered with unit tests• Mentored junior devs and testers. Partnered with Product owners, salespeople, and other stakeholders• Developed SDK to enable customers' dev teams to customize a player

• Built a new payment module and redesigned payment page, which led to a revenue increase of 17%• Boosted travelers' success through practical A/B tests on the host search page, which ultimately led to +15% revenue• Performed a series of A/B tests on the payment page, achieving a 5-7x revenue increase that lasted for months• Partnered with Director of Engineering, VP of Product Management, Lead UX designer, and CEO• Helped to expand offshore engineering team by opening an office in Ukraine, hiring and onboarding engineers• Led front-end/web development, designed and built React/Redux applications• Increased application performance by rewriting back-end modules and optimizing DB queries

• Increased organic search +4.5% by improving SEO, writing semantic markup, implementing microdata• Reduced bounce rate by 10% and increased verification conversion by 3% by decreasing website time load• Redesigned primary pages, including the homepage, which led to a signup conversion increase by 7%• Mentored junior and middle developers, managed development workflow, performed code reviews• Migrated from legacy JavaScript/jQuery modules to new React component-driven application• Reduced application load speed by 40% with lazy loading• Developed a framework for A/B testing

• Designed and built a hybrid desktop application using Chromium Embedded Framework and AngularJS• Integrated a new web application with a legacy Java application for a better customer experience

• Designed and developed a corporate website using JavaScript, Backbone.js, PHP