Linux Debian

Hi! I’m a developer and system admin with over 5 years of experience. I help projects stay secure, fast, and reliable. Here’s what I can help you with: — Setting up and securing servers (Linux,…

• NAT and traffic filtering rules • VPN deployment (WireGuard, OpenVPN) • SSH hardening (key-based authentication, access restrictions) • Basic Linux security audits • Service isolation (FreeBSD jail) • Open port and service analysis • Network troubleshooting My working principles: — reducing unnecessary services — strict access control — clear documentation — configuration consistency I also have experience integrating Linux…

…control, segmentation, security.• Confidently administer Linux and Windows Server regarding networks, services, and automation.Core Skills• Python (confident): aiogram, requests, BeautifulSoup, sqlite3, API integrations, automation, scripting• Telegram bots: architecture, roles, databases, integrations, optimization• Computer networks: VPN/WireGuard, routing, firewall, NAT, tunneling, access control, diagnostics• Servers: Linux…

good planning and organizational skills, so I am confident working independently or as part of a team. - work as an individual entrepreneur. CLOUDS - AWS: EC2, IAM, AMI, S3, VPC, SubNets, SecurityGroup, ACL, Routing, NAT GW, InternetGW, BastionHost, VPN, Route53, Lamda, ALB, ELB, Auto Scaling Group, Parameter Store, SNS, SQS, WAF, CloudFront, CodeCommit, Beanstalk, EKS, Kinesis, Redis OS FreeBSD, Linux (Ubuntu, CentOS, AWS Linux…

automation. My strongest background is in Linux -based infrastructure, containerized services, self-hosted environments, CI/CD automation, network troubleshooting, and service reliability. I have built and maintained deployment workflows: GitLab CI/CD → Docker image build → push to private container registry → deploy via SSH to Linux VM → service restart/update. Practical cloud experience with Microsoft Azure and Linux…