Alexander Didenko

- Designed and implemented microservices using Node.js to handle bottlenecks, solve traffic issues and increase network efficiency. - Led the development of Admin portal and implemented role privileges in the employee management syste. - Designed unit testing framework and evaluated APIs. - Implemented real-time services for time-tracking on NGINX server. - Experienced with Docker and Kubernetes. - Worked as a senior developer's role and mentored two Junior developers.

- Involved in various phases of SDLC and workflow including requirement analysis, modeling, database architecture, prototyping, migration and monitoring. - Developed Unit testing framework and increased code coverage. - Implemented MVC, MVVM architecture and developed scalable and robust backend structure. - Integrated Social APIs and implemented OAuth and 2FA. - Actively participate in implementing cloud services in web application development.

- Experienced with various UI templates-Bootstrap, Material UI, Kendo UI, Webix. - Managed the data flow efficiently using Redux, RxJS and NgRx. - Reduced network latency by over 25% using GraphQL and optimized queries. - Experienced MongoDB, Redis and Elasticsearch.

Tech and Programming Language: JavaScript, Bootstrap, React, Node.js - Participate to build eCommerce platform development. - Developed frontend using React, improved user satisfaction by 30% and increased page speed by 15% than before. - Experienced with NPM, Yarn and Git.