Position: CTO / Team Lead; Node.js, Angular, React Full Stack developer
Category: Lead
English level: upper
Years of experience: 11


More than 15 years of developing web, mobile applications.
I have experience in business analysis, project management.
Able to pick up input like 'I need something like this', as questions, and provide a fully working, scalable, bug-free system as the output.

Technical expertise:
 Back-end: Node.js: Express.js, Sails.js, Nest.js; PHP: Yii2 
 Front-end: Angular.JS, React.JS, Gatsby.JS, Next.js
 Authentication & Authorization: Auth0, Keycloak, OAuth
 Messaging & data-exchange: REST, GraphQL, Websockets, Centrifugo server
 APIs: Facebook Graph API, Facebook Marketing API, Google AdWords API, Google Analytics, Twitter, Stripe
 CMS: WordPress, Strapi 
 Databases: MySQL, MongoDB, Redis (including large 300-500GB databases)
 Expert in DevOps high availability, scalable, zero downtime deployment with Ubuntu / Docker stack
 Expert in payment gateways: Stripe, PayPal, Braintree.