I’m Kire Krstev, a full stack web and software developer and freelancer with several years of experience building custom web applications and improving existing platforms. My work has mostly focused on end-to-end development with strong attention to clean, scalable logic using PHP and modern JavaScript (jQuery/React), plus MySQL and HTML/CSS. Over the last few years, I’ve specialized in WordPress and BuddyBoss/BuddyPress development—creating custom modules and plugins, adapting core functionality to client needs, and integrating APIs. I also enjoy the more technical side of development, including ETL/data pipelines, complex statistics and charting from raw datasets, and server setup/maintenance and automation with PowerShell and related tooling.…

Kire Krstev

I’m Kire Krstev, a full stack web and software developer and freelancer with several years of experience building custom web applications and improving existing platforms. My work has mostly focused on end-to-end development with strong attention to clean, scalable logic using PHP and modern JavaScript (jQuery/React), plus MySQL and HTML/CSS. Over the last few years, I’ve specialized in WordPress and BuddyBoss/BuddyPress development—creating custom modules and plugins, adapting core functionality to client needs, and integrating APIs. I also enjoy the more technical side of development, including ETL/data pipelines, complex statistics and charting from raw datasets, and server setup/maintenance and automation with PowerShell and related tooling.…

Available to hire

I’m Kire Krstev, a full stack web and software developer and freelancer with several years of experience building custom web applications and improving existing platforms. My work has mostly focused on end-to-end development with strong attention to clean, scalable logic using PHP and modern JavaScript (jQuery/React), plus MySQL and HTML/CSS.

Over the last few years, I’ve specialized in WordPress and BuddyBoss/BuddyPress development—creating custom modules and plugins, adapting core functionality to client needs, and integrating APIs. I also enjoy the more technical side of development, including ETL/data pipelines, complex statistics and charting from raw datasets, and server setup/maintenance and automation with PowerShell and related tooling.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

Serbian
Fluent
English
Fluent
Macedonian
Fluent

Work Experience

Lead Software Developer at Cosaris
January 1, 2024 - Present
Developed and delivered custom modules and plugins, collaborating on API integrations and building customer-specific functionality. Worked on WordPress and BuddyBoss/BuddyPress projects, adapting business logic and extending core features based on requirements. Implemented solutions using PHP, JavaScript (jQuery/React), HTML5, CSS3, and MySQL, including building complex statistics from raw data and presenting results in charts/tables. Led meetings and communicated across different management levels; also supported server maintenance, setup, and operations.
DevOps Developer at DevOps Developer (DRÄXLMAIER Group IT Administrator role period listed separately)
September 1, 2021 - October 1, 2021
Developer (Software Engineer) & DevOps at QualityLine
September 1, 2021 - January 31, 2024
Built and implemented new WordPress modules using PHP (MVC approach) and WordPress functions; created custom functions and added front-end behavior with JavaScript/AJAX/CSS. Developed ETL pipelines using C# and SQL across different data sources. Provided first-line technical support to customers and fixed production issues. Worked with SQL/MySQL databases and maintained Windows servers, including automation scripts (.bat/.ps), VPN setup, and unattended configuration. Used Git and collaborated via Slack/Jira.
IT Administrator at DRÄXLMAIER Group
February 1, 2018 - October 1, 2021
Installed and configured software and IT solutions according to specifications, supporting users via a ticket system. Oriented and guided users on new software and equipment. Managed hardware/software assets and maintained IT documentation for support and operations. Supported local networks with focus on performance, security, and privacy, including configuration of Windows Servers, TCP/IP, DNS/DHCP, Active Directory, and various server roles (file/printer/domain controllers). Maintained records of repairs and support activities; set up workstations and peripherals.
PHP Developer at EXTFOX
August 1, 2017 - February 1, 2018
Logistics Planner at DRÄXLMAIER Group
February 1, 2017 - August 1, 2017
Planned and supported logistics functions across production networks, supply chain, and transport/container management. Cooperated on optimization proposals, conducted profitability studies, and ensured process improvements. Created documentation and presentations, supported project teams, and coordinated logistics concepts including material/information flow and packaging/transport planning. Communicated with customers/suppliers and supported planning/implementation of material flows between warehouses and production.
Production Control Clerk (JIS) at DRÄXLMAIER Group
January 1, 2015 - February 1, 2017
Planned the production process for final assembly to ensure on-time delivery from warehouse, including system optimization across multiple production lines. Coordinated logistics sequencing, communications with higher logistics teams (including abroad), and reporting (daily/weekly/monthly) for production visibility. Managed warehouse packing preparation, inventory checks, priority lists for production orders, and issue escalation/fix coordination with production/shift leaders. Built useful visibility tools in Excel and coordinated with IT support when system errors occurred.
KS Sort Administrator at One (1) year of work experience in Logistics like KS Sort in Draexlmaier Manufacturing Macedonia
January 1, 2014 - January 1, 2015
Managed sorting and machine setup for cable cutting, improving planning for better efficiency. Prioritized urgent modules/series to meet production and transport deadlines. Produced daily and shift reports including cutting minutes, set-up minutes, and efficiency metrics.

Education

Web Development, Microsoft Web Development at ITAcademija Serbia
January 1, 2012 - January 1, 2013
Information Systems Engineering, Informatics at Faculty of Administration and Information System Management
January 1, 2008 - January 1, 2011

Qualifications

Microsoft SQL Server 2008 Database Development
January 11, 2030 - September 29, 2026

Industry Experience

Software & Internet, Computers & Electronics, Manufacturing, Transportation & Logistics

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
See more