Candidates 36
$500 / mo
≈ $6000 / year net
Junior System Administrator
Ukraine · Kharkiv · 7 years of experience · Pre-Intermediate ·Published yesterday
Ukraine · Kharkiv · 7 years of experience · Pre-Intermediate ·Published yesterday
$1500 / mo
≈ $18000 / year net
System administrator
Ukraine · Kharkiv · 3 years of experience · Pre-Intermediate ·Published yesterday · In passive search
Ukraine · Kharkiv · 3 years of experience · Pre-Intermediate ·Published yesterday · In passive search
June 2021 - January 2022
User support
account management
ensuring office infrastructure availability
System Administrator in IdeaSoft.io, Kharkiv
January 2022 -...
Technical support of users
account management
maintenance of office infrastructure and internal services of the company
$5000 / mo
≈ $60000 / year net
DevOps Engineer
Ukraine · More than 10 years of experience · Upper-Intermediate ·Published 21 April
Ukraine · More than 10 years of experience · Upper-Intermediate ·Published 21 April
Key area of experience covers DevOps, Telecom, Networking, Hosting, R&D, Infrastructure,
Virtualization.
Hands-on experience using DevOps stack and tools, such as Ansible, Docker, Kubernetes,
AWS, GCP scope, Terraform, GitLab, Jenkins, Helm
Strong Linux system administrator background, including scripting and troubleshooting
I have an open individual entrepreneur 3.
$1000 / mo
≈ $12000 / year net
System Administrator
Ukraine · Kharkiv · 3 years of experience · Intermediate ·Published 17 April · In passive search
Ukraine · Kharkiv · 3 years of experience · Intermediate ·Published 17 April · In passive search
Experience with Linux servers Debian, Ubuntu, CentOS, Apache, Nginx, MySQL
Virtualization Hyper-V, VirtualBox
Understanding of OSI and TCP/IP network model
Network Technologies and Protocols ARP / DHCP / DNS / NAT / VLAN
Experience with Cisco network equipment L2, L3 switches, routers, computer hardware, RAID controllers, structured cabling network, video surveillance, access control
Experience with CMS OpenCart, Joomla, WordPress
Work Experience
2020 - 2024 System Administrator
Administration Windows Server, Linux servers
Technical support
Backup & Recovery
2017 - 2019 System administrator & Technical support
Working with CMS Joomla, OpenCart, ensuring the efficiency of the company websites
LAN administration, installation and maintenance of computers and office equipment
Technical support
$700 / mo
≈ $8400 / year net
DevOps engineer | Sysadmin
Ukraine · 1 year of experience · Intermediate ·Published 13 April
Ukraine · 1 year of experience · Intermediate ·Published 13 April
Collaborated with devs to manage and maintain various game servers, websites, and bots for them. Developed Discord and Telegram bots utilizing Python (discord-py, python-telegram-bot). Deployed applications onto AWS EC2 servers, ensuring scalability, reliability, and high availability. Managed databases using Amazon RDS, optimizing performance and implementing backup strategies. Used CI/CD, Automation and IaC tools: Terraform, Packer, Ansible, Bash, Jenkins.
Wrote various projects for public domain / personal use.
• Personal website (ostrikov.org), which utilizes DevOps principles, with tools such as: Git, GitLab CI, Terraform, Terragrunt, AWS Cloud (S3, CloudFront CDN, Rotue53). Extremely cost effective solution for personal website.
• Production ready PHP Application pipeline - flexible multi-environment AWS Elastic Beanstalk setup for PHP app.
Uses multirepo Git setup, with GitLab CI pipelines to deploy infrastructure (GitOps) and application. Technical stack:
AWS Elastic Beanstalk, GitLab CI, Terraform, Docker, PHP, MySQL, Bash and many more
More examples at my personal website - ostrikov.org
Skills:
• Languages: English (Intermediate), Ukrainian (Fluent), Russian (Fluent)
• Cisco networking device configuration on emulators - Switches, Routers, L3 Switches
• TCP/IP - Ethernet, IPv4, TCP, DNS, HTTPS, SSH, RDP, EMail, VPN
• Linux and Windows server - Active Directory, VPN, Nginx, Proxies, Email, etc.
• Programming / Scripting - Bash, Python, Node.js, C#, Java, C/C++, Rust, Go, Zig, etc.
• Development of RESTful microservices with Node.JS (express), FastAPI
• Frontend (HTML, CSS, JS), Backend (ejs, jinja2, SSR, DB Migrations)
• Version control system experience with Git, GitHub, GitLab
• CI/CD pipeline building experience - GitLab CI, GitHub Actions, Jenkins
• AWS services - EC2, S3, VPC, RDS, IAM, Elastic Beanstalk, AWS Lambda, etc.
• IaC - Terraform (Terragrunt), Packer, Ansible
• SQL and NoSQL databases - MySQL, PostgreSQL, Redis, Elastic Search
• Containerization and virtualization - Docker, Docker Compose, KVM
• Orchestrating containers with Kubernetes - Manifests, Helm, ArgoCD
• Monitoring skills- Prometheus, Grafana, ELK | Elastic stack
Currently I enhance my Azure, GCP, ELK skills.
• Developed fast content and infrastructure delivery for public website with GitLab CI and Terraform, thus removing 100% need for manual developer of DevOps engineer intervention, also increasing security, and deployment process.
$1500 / mo
≈ $18000 / year net
DBA, SRE, sysadmin, devops, support
Ukraine · Kharkiv · 5 years of experience · Intermediate ·Published 10 April
Ukraine · Kharkiv · 5 years of experience · Intermediate ·Published 10 April
React.js , Javascript, HTML5, Git, Git lab, Docker, SSRS, Power BI, Webpack, Azure, KQL, Python, flask, сторонні api. Linux, windows.
Бажаю розвиватися як DBA.
AZ-103 Azure administrator
$2000 / mo
≈ $24000 / year net
devops
Ukraine · 2.5 years of experience · Upper-Intermediate ·Published 9 April · In passive search
Ukraine · 2.5 years of experience · Upper-Intermediate ·Published 9 April · In passive search
2021 - 2023
DevOps\Support\SRE
At first was working with DevOps team creating YAML pipelines and ARMs, main concern was about deploy strategies and architecture overall, after we got deploy loop automated architecture-wise so new microservices have sort of one standard how it will be deployed (or rolled back if something goes wrong) to existing infrastructure part of our team with me switched to Support\SRE team to manage this infrastructure, fix bugs with developer\data engineer teams, scale resources, configure alerts, main concern at that time was cost efficiency and reliability with 24\7 coverage from our team
2021-2021
System Administrator
Among my responsibilities was:
- Create custom VM images, managing VMs and their resources for teams of developers and testers, managing storage (BLOBs, files etc.) on MS Azure.
- Create CRON\cloudinit routine with a bit of pwsh\bash\sh scripts for automation purposes
- Fix issues described in vulnerability reports for existing products.
- Answer client reports
Images I created via packer scenarios was managed by Jenkins nodes.
2019-2021
Researcher
Was a part of R&D team which main task was to create and publish educative books mostly about what is blockchain and how it works, including network architecture and cryptography. Took part at writing "Blockchain and Distributed Systems" vol.2-3 At that time I was reading whitepapers, RFC`s and such on daily basis.
Also shot one quick tutorial on topic "Key exchange protocols" (link deleted)
$1600 / mo
≈ $19200 / year net
Support Engineer/System Administrator
Ukraine · Kharkiv · 3 years of experience · Advanced/Fluent ·Published 9 April · In passive search
Ukraine · Kharkiv · 3 years of experience · Advanced/Fluent ·Published 9 April · In passive search
A team player who's always open to
discussion and communication.
Stack of technologies I worked with:
Linux (CentOS, Ubuntu server), Windows server, IIS/Nginx/Apache, Jira, Microsoft Teams/Slack/Trello, OTRS/ZenDesk/Intercom, ISPs, Nagios/Zabbix/Site 24x7/Uptime robot, Glassfish, Redis, RTP/SMPP/VoIP, Wireshark, PostgrSQL/MySQL/Microsoft SQL/MongoDB/Oracle Database, WordPress/Wix, API/HTTP/JSON, IPMI, VPN (IPSec), OData, Networking/OSI model/OSPF/TCP/IP, DNS/DHCP, System Administration, Cloud Computing (Azure), Hyper-V/Virtual Box, Jenkins, Mikrotik, Active Directory/Azure Active Directory, Firewalls, Encryption, Powershell, Microsoft Azure, JavaScript, Node.js, Ansible, Kubernetes, Elastic Stack (ELK), Grafana, Git (GitLab/Azure DevOps), Confluence, Google Workspace, Office 365, Microsoft Dynamics CRM, Dynatrace, RabbitMQ
$1000 / mo
≈ $12000 / year net
QA engineer
Ukraine · 3 years of experience · Intermediate ·Published 7 April
Ukraine · 3 years of experience · Intermediate ·Published 7 April
Responsibilities on the projects:
Manual functional testing
Regression Testing
Updating already written documentation (test-case, bug-report) and creating new documentation.
Testing API (Postman, SoapUI)
Database testing (select and joins only)
Mobile testing (Android Studio, BrowserStack)
Automated testing(Selenium IDE, Selenium webdriver)
Knowledge of types/levels of testing;
Understanding of most popular test design technics: equivalent, boundary,
pair-wise, exploratory, etc;
Experience in creating Test Plans (in accordance to IEE829), Check-lists, Test
Cases;
Understanding of Agile (Scrum, Kanban);
Familiar with Chrome Dev Tools;
Experience with JIRA as bug-tracking system;
Basics of HTML, CSS;
Basic knowledge of SQL;
$2000 / mo
≈ $24000 / year net
System administrator
Ukraine · Kharkiv · More than 10 years of experience · Intermediate ·Published 4 April
Ukraine · Kharkiv · More than 10 years of experience · Intermediate ·Published 4 April
Installation and administration of virtualization systems: VMware ESXI 3.5-8.0 , Hyper -V (2008R2-2022 ) , Proxmox
Installation and configuration of network equipment (L3, L2-4): Edge-core, Zyxel, Cisco, D-Link, HPE , TP-Link , Mikrotik , Unifi
Database Server Administration: MS SQL 2000-20 22 , MySQL (MariaDB), PostgreSQL
Data backup: standard tools MS, Acronis, Symantec BE, FSbackup, Bacula
Installation and administration of Windows services: AD(GPO), DNS,DHCP, TS
Installation and administration of nix services: DNS, Squid, DHCP, FTP, VPN (PPTP, L2TP/Ip S ec, OpenVPN), SAMBA, Diskless station
Firewall installation and administration: PF, IPFW, Iptables, Fortigate, MS ISA , Kerio Control
Mail server administration: MS Exchange 2003-2019-Office365 , Postfix-Dovecot , Kerio Connect
Web server administration: Apache, Nginx, IIS
Asterisk administration (FreePBX , Issabel PBX, console only )
Installation, configuration and administration of antivirus servers: ESET, TrendMicro.
Installation, configuration and administration of monitoring systems: Zabbix, Cacti, Nagios, WhatsUP
Installation and configuration of video surveillance and access control systems: VideoNET, ILDVR, Golden Gate, Forsec
Hosting control panels - WHM\cPanel, DirectAdmin, CWP, Vesta/Hestia
Google Cloud Platform, Microsoft Azure.