Igor – React, Node.js, Typescript

The name is under NDA

• Designed and developed microservices, enhancing system scalability and performance.
• Conducted technical interviews.
• Actively mentored the team members.
• Leaded the backend team.
• Designed distributed system architecture.
• Integrated 3rd party services like Auth0.
• Developed and extended the chatbot functionality.
• Designed and optimized prompts for the OpenAI API to implement new features.

A platform that will help people find a facility to place their parent when the parent needs long-term care.

• Designed and developed the service that handles 100k emails per month. • Refactored legacy service on C# to Node.js with a focus on performance. • Developed new features from scratch working with the design team. • Conducted A/B testing campaigns to check new interfaces hypotheses. • Integrated and supported 3rd party services: Auth0, LaunchDarkly, Segment, Amplitude.

A marketplace for car owners and mechanics in the UK - the all-in-one place to book your car repair

• Refactored and moved the existing codebase to modern technologies. • Performed full cycle development of new features from scratch. • Optimised map functionality for faster rendering of 3k items. • Conducted A/B testing campaigns to check new interfaces hypotheses. • Involved in redesign the SagePay payment architecture to the GDPR policy. • Developed new payment architecture using Stripe. • Improved and managed SendGrid emails infrastructure.

Graphic design editor that helps create images for social media, print and other web based graphics.

• Performed full-cycle design and development from scratch. • Covered code through unit and integration tests. • Refactored code with a focus on performance. • Designed and created the application for generating marketing pages. • Reduced testing time by 5x by implementing infrastructure for writing integration tests. • Designed and managed the internationalization of application for 6 languages. • Contributed several private NPM modules.