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Tak

Spanish · Speaker/Voice services
Ukraine Kyiv, Ukraine
1685
 21  0

System administration · Software and server configuration
Ukraine Kyiv, Ukraine
1322
 25  0
  • 1c8.2
  • jira
  • ubuntu
  • vps

DevOps · System administration
Ukraine Kharkiv, Ukraine
I can manage with anything. If I don't know how to do something, I'll learn and complete it.
318

- I am a System Engineer with more than 20 years of extensive experience in systems design, administration, support including 5 years working as a DevOps Engineer. - My expertise encompasses effective planning, design, installation, configuration, maintenance, and optimization of IT systems for achieving high availability and performance. - I am skilled in working with cloud computing platforms such as Amazon Web Services, creating and configuring the infrastructure using IaC tools, and working with CI/CD process and source control tools. - Additionally, I have experience as a Chief Technology Officer and Head of IT Department with 6 immediate subordinates and general team of 12 employees. It helped me to develop 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) VIRTUALIZATION Docker, Docker-Compose, Kubernetes ( K8s ), KVM, VMware ESXi MONITORING Nagios, Zabbix, Prometheus MySQL optimization, clustering (replication setup, configuration, recovering) IaC, Config control Terraform, SaltStack, Ansible Dev auto tools : Jenkins (groovy scripting), GitLab (CI/CD, configuring gitlab-ci.yml) Version control : Git Scripting : Bash, Python NETWORKING - NET : TCP / IP stack. CARP - Routing : OSPF, BGP - CISCO : vlan, trunk, ports aggregation LACP, static routes configuring, acl. FAILOVER RAID, link aggregation; redundant channels and STP, net interfaces aggregation, load balancing and traffic distribution at various levels of the OSI model (CARP, BGP, OSPF, Nginx, HProxyServer, CDN GeoDNS) TELEPHONY VoIP server Asterisk integrated with PBX (with PRI) PBX - Samsung iDCS 500 (PCMMC OfficeServManager 3.75) programming, cross patching and laying of SCS. Mitel 3300, wifi Mitel phones SATELLITE & GSM Seatel ACU, iDirect modem, FB250, Iridium, Internet/telephony/TV via satellite systems and a GSM operator. Misc ELK Stack (Kibana), Jira, FireWall (ipfw, pf, iptables), VPN (OpenVPN, mpd5, netgraph), Samba, Postfix, Exim, Apache, Nginx, php-fpm, FTP
  • Amazon AWS
  • ansible
  • DevOps engineer
  • docker
  • docker-compose
  • GCP
  • Gitlab-CI
  • jenkins
  • k8s
  • kubernetes
  • Networking
  • SaltStack
  • System Administrator
  • terraform

PHP
Ukraine Mariupol, Ukraine
160
  • jquery
  • symfony2
  • symfony3
  • symfony5
  • Vue.js
  • yii2 framework

HTML and CSS · PHP
Ukraine Kharkiv, Ukraine
158

Are you looking for a reliable and responsible Frontend Developer to help you with your tasks or your team? Hi! My name is Ruslan. I have over 7 years of professional experience and am proficient in the essential web technologies JavaScript, HTML, CSS, etc. During this period, I have gained extensive experience in solving various front-end tasks. So I’m happy to help you with: Conversion of concepts and design files into functioning frontend applications Adaptive, cross-browser, and semantic layout Development of UI React components using Bootstrap, MUI, Tailwind CSS or without them Development of JavaScript/Typescript functionality (Vanilla JS, React.js, Next.js) Performance improvement web-app Optimize your website loading speed If you are looking for help with layouts, or some frontend functionality, or need a frontend team member –reach out. I’m happy to help. I have experience working in teams and good communication skills. I’m tactful, responsible, self-disciplined, and with good manners developer. P.S. If you’re embarrassed by my raid, don’t worry, tell me about your tasks, and we can always agree.
  • Bootstrap
  • Gulp4
  • jquery
  • Markup Expert

HTML and CSS · JavaScript
Ukraine Energodar, Ukraine
96


Ukraine Odessa, Ukraine
25

Text translation · English
Ukraine Pavlograd, Ukraine
18

Video processing · Article writing
Ukraine Chernovtsy, Ukraine
18