Oscar Rubiano Betancourt

• Administration and maintenance of IT infrastructure, ensuring availability and optimal performance of servers and networks. • Management of Active Directory, VPNs and Firewalls, Routers, APs and Antivirus Console, ensuring secure connectivity for the company's users. • Supervision and maintenance of network equipment, optimizing response times in critical incidents. • Management of email accounts, website and intranet, offering availability for efficient communication and administrative processes. • Remote and on-site technical support to users, ensuring efficient resolution and follow-up of system and network problems through GLPI. • Training users in technological productivity tools to optimize their performance. • Elaboration of management reports, allowing for documentation, follow-up and scalability of the projects and tasks entrusted. Achievements: Optimization of the technological infrastructure, allowing a 35% improvement in response times and a 30% improvement in user satisfaction.

• Administration of cloud servers (AWS, GCP, OCI, Azure) under Windows and Linux environments whenever required. • Definition of parameters and strategies for the development of trading algorithms, in collaboration with the provider, as well as their respective monitoring and performance testing. • Management of hosting systems and DNS routing, ensuring the operability and security of web platforms. • Constant interaction with customers, prospects and stakeholders, managing technology solutions tailored to their needs. • Creation and execution of business strategies, with a 10% annual growth in the client portfolio. • Preparation of monthly and annual reports to clients, maintaining a constant and detailed flow of information on the performance of their investment portfolios. Achievements: Implementation of a scalable infrastructure with 95% automated operation, optimizing the efficiency of FinTech services.

• Implementation and administration of branch office networks, ensuring efficient and stable connectivity. • Management of Active Directory, VPNs and Firewalls, Routers, APs and Antivirus Console, ensuring a secure environment for business operations. • Leadership and supervision of IT teams at events, branches in other cities and trade shows, providing effective teamwork to ensure operational availability. • Maintenance and resolution of IT incidents, providing optimal response times in critical failures. • Training users on CRM and technology tools to improve internal systems adoption and productivity. • Responsible for the preventive maintenance schedule of the business group's equipment, providing a periodic control of execution for the proper functioning of the devices. • Preparing monthly reports on the performance of the systems of the branches of the business group to the Systems Manager, allowing measurement of the work and visualization of the status of the network in general. Achievements: Design and implementation of IT infrastructure in new branches, reducing configuration times by 50% and improving network stability.

I am a lover of technology and the latest advances in the field of ICT, which is why I decided to study this university degree.