Особисті дані приховані

Oleksandr Kazakov
IT Specialist / System Administrator / Software Developer

PROFILE

Results-driven IT Specialist and Software Developer with 6+ years of commercial
experience in system administration, technical support, web infrastructure,
automation, and software development.
Experienced in managing hosting environments, domains, DNS, Cloudflare,
Microsoft and Atlassian services, user accounts and Active Directory, as well as
troubleshooting infrastructure and software issues. Strong background in PHP,
JavaScript, Laravel, WordPress, REST APIs, and Bash, with a focus on automation
and custom solutions.

CONTACT EXPERIENCE 5+

[відкрити контакти](див. вище в блоці «контактна інформація») Bitmotive, LLC (part-time), 01.05.2026 — till now
Software Engineer
invincible.ghost007 Responsibilities:
@Oleksandr_Kazakov • Restored and secured compromised WordPress websites following malware
and security incidents.
Linkedin
• Investigated vulnerabilities and removed malicious code.
• Implemented security measures to protect websites from unauthorized
TECHNICAL SKILLS access and common web vulnerabilities.
• Maintained and configured WordPress and Shopify projects.
• Operating Systems: Windows,
• Troubleshot software, configuration and website-related issues.
Linux
• Provided technical support and consulting to clients.
• Programming: PHP, JavaScript,
TypeScript, Bash, C#, C++, SQL
• Implemented functional changes and client-specific requirements.
• Frameworks: Laravel, Vue.js, Yii2
Team: Team Lead - 1, Software Engineer - 3
• Libraries: jQuery, React, Vue.js
Technologies: PHP, JavaScript, HTML, CSS, WordPress, Shopify
• CMS: WordPress, OpenCart,
Custom CMS NALOG.NL B.V., 13.10.2021 — 30.09.2025
• CRM: Directus, Megaplan, Exact,
IT Specialist
Jira
Responsibilities:
• Infrastructure: Cloudways, Hetzner,
InfinityFree, Cloudflare, DNS, SSL • Provided technical support and troubleshooting for employees and
• Administration: Active Directory, company IT services.
Microsoft services, Atlassian • Configured and maintained hosting environments and web services.
services, software deployment and
• Managed and maintained web services based on WordPress and Laravel.
configuration
• Worked with Microsoft services and software used by the company.
• Databases: MySQL, MariaDB,
• Configured and supported Atlassian tools and services.
PostgreSQL, SQLite, MS SQL
• APIs: REST APIs, Google APIs, • Worked with Active Directory, including user and access management.
Microsoft Graph API, Chatwoot • Used Bash for approximately one year to automate and simplify
API, Webhooks administrative and technical tasks.
• DevOps & Tools: Git, GitHub, • Managed and maintained websites and services hosted on Cloudways, with
Docker, Composer, NPM, Webpack approximately three years of hands-on experience.
• AI: GPT, Claude, Gemini, GitHub • Worked with Hetzner and InfinityFree hosting environments.
Copilot • Managed domains, DNS, SSL and Cloudflare configuration.
• Troubleshot infrastructure, hosting, software and application-related issues.

• Developed and maintained internal and web-based solutions using PHP,
CORE SKILLS Laravel and JavaScript.
• Integrated third-party services and APIs, including Google APIs, Microsoft
Graph API and Chatwoot API.
SYSTEM ADMINISTRATION
& IT SUPPORT
• Acted as deputy team lead, coordinating daily technical tasks and
supporting team members.
• Windows-based environments and • Participated in planning and prioritizing technical tasks and improvements.
user support
Team: Head of IT department - 1, IT Specialist - 5
• Active Directory - 1 year
• Software and service installation,
Technologies: PHP, JavaScript, TypeScript, Bash, SQL, Laravel, Vue.js,
configuration and maintenance
WordPress, MySQL, MariaDB, REST APIs, Active Directory, Cloudflare,
Cloudways, Hetzner, Docker, GitHub
• Troubleshooting hardware, software
and network-related issues
LYNKSEN, 01.07.2021 — 25.07.2021
• User accounts, permissions and
Full Stack Developer
access management
• Microsoft services and applications Responsibilities:
• Atlassian products and workplace • Developed and maintained WordPress websites.
tools
• Implemented responsive front-end functionality.
• Worked with PHP, JavaScript, HTML and CSS.
SERVERS, HOSTING & • Collaborated with designers and developers on project implementation.
INFRASTRUCTURE
Team: Full stack developer - 5, Web designer - 2
• Hetzner - 1 year Technologies: PHP, JavaScript, HTML5, CSS3, Bootstrap, WordPress, GitHub
• InfinityFree - 1 year
• Cloudflare - 1 year Web-Systems Solutions, 18.03.2021 — 30.04.2021
• Hosting configuration and Full Stack Developer
optimization
Responsibilities:
• Domains, DNS and SSL
• Website deployment and • Implemented third-party API integrations for WordPress projects.
maintenance • Maintained and optimized existing websites.
• Server and application • Troubleshot production issues and implemented targeted fixes.
troubleshooting • Improved website performance and configuration.

PROGRAMMING & Team: Team lead - 1, Full stack developer - 8
AUTOMATION Technologies: PHP, JavaScript, HTML5, CSS3, Bash, jQuery, Bootstrap,
WordPress, REST APIs, GitHub, Composer, NPM, Webpack
• PHP, JavaScript, TypeScript, Bash
• Laravel, WordPress, OpenCart Brend-A, 03.12.2019 — 12.03.2021
• REST APIs and third-party PHP Developer
integrations Responsibilities:
• SQL / MySQL / MariaDB
• Developed and maintained e-commerce websites using WordPress,
• Bash scripting and automation
OpenCart and custom CMS.
• Git, GitHub, Docker, Composer,
NPM, Webpack • Implemented custom functionality, plugins and third-party integrations.
• Troubleshot and resolved production issues.
WEB & E-COMMERCE • Optimized websites for performance, stability and security.
• Worked with databases, REST APIs and web infrastructure.
• WordPress / OpenCart / Shopify /
Team: Team lead - 1, Project manager - 1, Full stack developer - 6
Custom CMS
• E-commerce platforms
Technologies: PHP, JavaScript, HTML5, CSS3, SQL, jQuery, Bootstrap
• Custom themes, plugins and
WordPress, OpenCart, Custom CMS, MySQL, REST APIs, GitHub, Composer,
functionality
NPM, Webpack, Jira
• Website security and performance
optimization