Markel Mairs

Developed robust and scalable web applications including front-end and back-end components, serving over 10 million registered users and contributing to billions in annual revenue. Led testing strategy and procedures for continuous deployment and delivery, collaborating with project managers, DevOps engineers, and QA teams. Implemented new features, facilitated pull requests, conducted code reviews, performed unit/integration/e2e testing, as well as load testing. Built custom UI tools to automate tasks and environment setup, reducing development time by 70% and used as training materials. Delivered cost-efficient cloud-based solutions and integrated real-time fraud detection to identify fraudulent activities and prevent fraudulent transactions. Implemented secure, scalable authentication and authorization flows using Azure AD and Microsoft Identity Platform, enabling seamless SSO, RBAC, and multi-tenant application support.

Developed robust and scalable web applications (front-end and back-end) serving over 10 million registered users and contributing to billions in annual revenue. Led testing strategy for continuous deployment, conducted code reviews, and integrated fraud detection and secure authentication using Azure Active Directory and Microsoft Identity Platform. Built custom UI tools to automate tasks and environment setup, reducing development time by 70% and enabling training for new engineers. Implemented real-time fraud detection functionality and multi-tenant authentication/authorization flows.

Developed robust and scalable web applications, including frontend and backend components serving 10+ million registered users and contributing to billions in annual revenue. Led testing strategy and continuous deployment with project managers, DevOps engineers, and QA teams. Implemented new features, conducted code reviews, approved code, and performed unit/integration/e2e testing, as well as load/stress testing. Built custom UI tools to automate tasks and configure environments, reducing development time by 70%. Implemented cost-efficient cloud solutions and integrated real-time fraud detection to identify and prevent fraudulent activity. Implemented secure authentication/authorization flows with Azure Active Directory and Microsoft Identity Platform, enabling seamless SSO, role-based access control, and multi-tenant app support.