David A. Email and Phone Number

• Configuration and management of routers and switches.• Implementation and monitoring of firewalls and security policies.• Configuration and maintenance of VPNs.• Diagnosis and troubleshoot network connectivity issues.• Traffic and network performance monitoring.• IP addressing and DHCP management.• User support and network troubleshooting.• Planning and executing network infrastructure upgrades.

• Development of Aesir ERP• Development of Mercurium • Website Creation• Zabbix, GLPI and pFsense specialist• Software development• Business Intelligence• Automation• paid trafficLanguages used in projects: Python, PHP, Node.js, JavaScript and Vue.js

• Responsible for creating and maintaining the entire infrastructure• Information Security.• Management of all platforms used.• Management of the IT team• PostgreSQL Database Creation• Creation of Automations for the commercial team• Creation of BI in Grafana for decision making• Creating Bots with Python• Creating CRM with Python (Perfilador in Projects)• Creating Automations with Python

• Start of Creation and Management of the company's Infrastructure• Server Creation and Maintenance: Windows Server 2019 - Active Directory for all users - GPO's to create company intranet guidelines, etc.• Servers virtualized in HyperV and also physical• Creation of the first ticket system: GLPI 10• Creation of the monitoring system: Zabbix 6.4• Creation of the pFsense 2.6 Firewall - With VPN for branch access to the company's internal network - Blocking… Show more • Start of Creation and Management of the company's Infrastructure• Server Creation and Maintenance: Windows Server 2019 - Active Directory for all users - GPO's to create company intranet guidelines, etc.• Servers virtualized in HyperV and also physical• Creation of the first ticket system: GLPI 10• Creation of the monitoring system: Zabbix 6.4• Creation of the pFsense 2.6 Firewall - With VPN for branch access to the company's internal network - Blocking uninteresting websites during the working day, etc.• Azure and physical backups• Support for FranchiseesNote: For more information, take a look at my Projects. Show less

• Responsible for machine maintenance• Exchange of accessories• Creation of reports (stock, sales, etc.)

• Monitoring the sales flow in stores.• Information and data support for administration.• Audit of sales and people flow.• Carrying out periodic visits to stores.