- Developing and documenting RESTful APIs for backend services and server-side applications using Python and Golang used in AWS and on-premise infrastructure- Maintaining applications infra with Terraform and AWS, Docker Swarm administration- Leading feature streams, ensuring timely delivery and adherence to quality standards.- Troubleshooted business logic gaps and resolved various bugs to enhance application performance.- Active participation in regular techtalks for overviewing existing and new technologies- Bring an automated resource abuse handling system to production that helped to reduce operation work

- Conducted R&D in hosting services, focusing on service configuration optimization for stability, performance, and manageability.- Implemented security improvements and conducted investigations to mitigate vulnerabilities.- Customization, optimization, and configuration of cPanel, KVM, Docker Swarm environments.- Maintaining Prometheus and Elasticsearch clusters.- Extended Exim to have 2 options of spam analyzers simultaneously

Core responsibilities:- escalation support for frontline representatives- technical support for cloud applications- linux system administration (CloudLinux, cPanel, Apache/Litespeed/Phusion Passenger/HAproxy, Bind, Exim/Dovecot, MySQL/MariaDB/PostgreSQL)- scripting for tasks automation (Bash/Python/Perl)

Core responsibilities: - providing customers with technical assistance in chats/tickets; - interaction with technical and product teams to resolve various issues; - troubleshooting DNS- , code- , email- related issues in terms of core application stack (LAMP).