Marko Veljkovic Email & Phone Number

Belgrade, Serbia

• Solving of T1/T2 tickets on Jira• Installation and updating of the company's application and additional components• Researching logs; identifying root causes for the malfunction of the application• Creating incident tickets for developers with a detailed issue description• Working with basic SQL queries on fixing database issues• Some of the customers I worked with: Swisscom, Vodafone Ukraine, Orange Romania, eSky, Cebu Pacific, VTB

Belgrade, Serbia

• Diagnosing and resolving Tier 2 incidents for post-production and broadcast clients• Using SSH, TeamViewer, and AnyDesk for remote troubleshooting in mixed OS environments (Linux, macOS, Windows)• Handling technical inquiries via chat support (Reamaze) and inbound calls (3CX)• Managing RAID controllers (Areca, Avago/LSI) using CLI tools• Working with various file systems (StorNext, NFS, BeeGFS, Btrfs)• Updating WebUI versions with Ansible, creating system backups, and… Show more • Diagnosing and resolving Tier 2 incidents for post-production and broadcast clients• Using SSH, TeamViewer, and AnyDesk for remote troubleshooting in mixed OS environments (Linux, macOS, Windows)• Handling technical inquiries via chat support (Reamaze) and inbound calls (3CX)• Managing RAID controllers (Areca, Avago/LSI) using CLI tools• Working with various file systems (StorNext, NFS, BeeGFS, Btrfs)• Updating WebUI versions with Ansible, creating system backups, and deploying Docker• Troubleshooting WebUI updates and Python-based automation• Collaborating with Software Engineering via Jira• Planning and designing SAN/NAS environments• Maintaining client documentation, which led to an improved understanding of internal documentation for employees• Some of the customers I worked with: Red Bull Austria, Fox, National Geographic, RTL, RAI, RTS Serbia, The Look London Show less

Belgrade, Serbia

• Networking, protocols, and virtualization (OpenVZ, Virtuozzo Linux)• Maintaining Seedboxes and pre-installed services (Torrent Clients, OpenVPN)• Monitoring environments with Nagios and Cacti• Managing storage systems using Smartmontools• Accessing and managing bare-metal servers in OpenVZ clusters on CentOS• Configuring RAID arrays and managing servers with IPMI tools (Dell iDRAC, HP iLO)• Remotely installing servers with Ansible playbooks and Bash scripts•… Show more • Networking, protocols, and virtualization (OpenVZ, Virtuozzo Linux)• Maintaining Seedboxes and pre-installed services (Torrent Clients, OpenVPN)• Monitoring environments with Nagios and Cacti• Managing storage systems using Smartmontools• Accessing and managing bare-metal servers in OpenVZ clusters on CentOS• Configuring RAID arrays and managing servers with IPMI tools (Dell iDRAC, HP iLO)• Remotely installing servers with Ansible playbooks and Bash scripts• Collaborating with DevOps on QA and stress testing• Customizing Client Area plugins and Intercom integrations• Developed comprehensive technical documentation for the Help Center and Knowledge Base, enhancing user understanding and reducing support inquiries by 50%• Providing Level 2/3 customer support for services and infrastructure• Leading the Customer Success team• Receiving positive customer reviews on Trustpilot (search for my name: http://tiny.cc/2bojuz) Show less

Belgrade, Serbia

• Performing workflow under Agile/Scrum methodology; Coordinating with Scrum Masters, participating in Sprints, and following the progress through Jira Software. Presenting the work progress via daily reports/demos• Tracking source code changes on Git (Version Control System); Managing remote Git repositories via Bitbucket• Deploying different types of environments through Amazon EC2 instances and Azure VMs• Managing Security Groups on AWS Management Console; Creating IAM users and… Show more • Performing workflow under Agile/Scrum methodology; Coordinating with Scrum Masters, participating in Sprints, and following the progress through Jira Software. Presenting the work progress via daily reports/demos• Tracking source code changes on Git (Version Control System); Managing remote Git repositories via Bitbucket• Deploying different types of environments through Amazon EC2 instances and Azure VMs• Managing Security Groups on AWS Management Console; Creating IAM users and delegating permissions to AWS services• Maintaining EC2 instances (observing instance states, creating Snapshots, etc.)• System Administration of Linux AMIs (RHEL, Amazon Linux AMI, etc.) Show less

Belgrade, Serbia

• Monitoring and Maintenance of clients' Websites• Content Updating (re-designing, re-editing, and error fixing) using CMS (WordPress) and Source-code editors (for HTML, CSS, etc.)• Website and Server Administration (cPanel; Domain Management on GoDaddy)• Enabling Hyper-V to create virtual machines on Windows 10• VoIP support (Zoiper); CRM database• On-Site Support of employees• Installing and Supporting I/O devices• Installation, Configuration, and Administration of… Show more • Monitoring and Maintenance of clients' Websites• Content Updating (re-designing, re-editing, and error fixing) using CMS (WordPress) and Source-code editors (for HTML, CSS, etc.)• Website and Server Administration (cPanel; Domain Management on GoDaddy)• Enabling Hyper-V to create virtual machines on Windows 10• VoIP support (Zoiper); CRM database• On-Site Support of employees• Installing and Supporting I/O devices• Installation, Configuration, and Administration of Operating Systems (Windows) and User Programs• Maintenance and Monitoring of Computer networks and equipment Show less

Belgrade, Serbia

• SEO keywords research and analysis (KW finder, Ahrefs, Moz, Screaming Frog, etc.)• Working on different client-facing projects (Link Building; Copywriting, Social Media Management, etc.)• Updating web contents using CMS editor – WordPress (Elementor)

Incomplete Degree, Internet Technologies

• The course Internet Technologies aimed to acquire knowledge and master skills related to different fields of Web Technologies. • Most.

High School Diploma, Civil Engineering Technology/Technician, 5.0

• Computer-Aided Design (CAD) and drafting software program – AutoCAD.