Diego Leon Email & Phone Number

Bogotá, Bogota, Co

Colombia

FunctionsArchitecture design, documentation, development, testing and implementation of the user stories required by the stakeholders, with SQL Server, Net Core, Docker, Entity Framework and Angular. Contributions to the companyI implemented and maintained Network Load Balancing on Windows Server machines, along with the NGINX load balancer, to ensure high availability and optimal performance of web applications and load balancing for critical applications. I designed and implemented, in collaboration with my team, a SQL Server Failover Clustering environment to ensure high availability of databases.New guidelines for code optimization, clean architecture implementation in new developments, and providing guidance to the development team on new architectures have been introduced.

Colombia

FunctionsResponsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities. Architecture Design for Net Framework Application Migration to Net Core with Docker Containers

Colombia

FunctionsArchitecture design, documentation, development, testing and implementation of the user stories required by the stakeholders, with SQL Server, Net Core, Docker, Entity Framework and Angular. Contributions to the companyImplementation of clean architecture in the developments, lead the development team in the new architecture and methodology, improving the code architecture and response times. New guidelines for code optimization, smell code reduction. Go from monolithic architecture to microservices and implement Docker containers.

Colombia

FunctionsIT Solutions Specialist worked in Compensar, in charge of monitoring and implementing the development of the components and artifacts of the solutions, making reviews and recommendations to the source code of the applications, database scripts, UML technical designs and weekly software monitoring. factories in order to ensure compliance with the life cycle of the solution and the software architecture guidelines of the applications belonging to the Shared Services Center (CSC) in front of the Administration and logistics coordination.Contributions to the companyGuidelines to improve the reports of daily and monthly indicators requested by the management of the Shared Services Center (CSC), optimizing times and measurements for decision-making by coordination and management.

Colombia

FunctionsTechnical Leader worked at Stefanini Informática y Tecnología, Citibank and FINDETER clients. Leadership and coordination in projects under traditional methodology and SCRUM. Personal achievementsProject leader with object-oriented architecture, service-oriented, under the agile SCRUM methodology. Construction of MVC, WCF, HTML5, Micro Services, Windows Services; integrated with SQL Server and Oracle databases. Construction of architecture, guidelines and technical designs. Contributions to the companyConstruction of the software architecture.Elaboration of technical designs.Elaboration of UML diagramsCoordination and technical leadership of the development team.Software implementationDelivery of management indicators.

Colombia

FunctionsSenior Developer Engineer worked at Mectronics S.A.Development of the new tire application with C #, Kendo UI, JavaScript, HTML5 under WCF architecture. Maintenance of existing applications in ASP.Net, Visual Basic and Telerik Web UI. Object and service-oriented programming.Contributions to the companyIt started with a new development for the management of tires that the company manages.

Colombia

FunctionsDeveloper Engineer at Central de Inversiones S.A.: WebForms application development in HTML5, asp.net, Development of WindForms applications with Visual Basic. SQL Server database management. Applications developed under WCF architecture.Object-oriented programming.Contributions to the companyChanges were made to the company's real estate application and a great job was achieved by improving the company's document and invoice management application day by day, generating statistics, reports and Windows and WebForms forms where the company's work is carried out.

Colombia

FunctionsSystems Analyst at Hogier Gartner Company, the functions performed:Wind Forms application developmentSQL Server database management.Availability of information for the printing process.Backup printer process templates.Contributions to the companyDevelopment of a desktop application in Visual Basic, linked to a SQL Server database, which allows to reduce work times, generate reports in Crystal Reports, csv, txt, imp files and upload data to SQL and Fox databases. Maintenance and update of the registry processor program for the generation of numbering files.

Colombia

FunctionsTemporarily assume the position of IT Manager at Cengage Learning de Colombia, the functions in order to manage the implementation of technological projects that contribute to the optimization of the business operation, manage the IT tools that support the operation and the process of decision-making and provide the necessary support to guarantee the correct use and operation of computer equipment and communications infrastructure.System One Experience (S1ESA)Experience in CRM systems (basic)Experience in Data Warehouse systems.LAN and WAN network management: Domain in physical management (structured cablingVoIP knowledge (Cisco Unified Communications Manager and Cisco Unity)Security management (Cisco ASA antivirus and firewall systems)Infrastructure: Data Center Management, Facilities, UPSService provider managementInstallation, configuration and technical support of Windows serversManagement of network resources and Active Directory (printers, shared folders, security, etc.)Setting up email and user accounts on Exchange ServerMobile Device Settings (Blackberry)Backup systems managementDatabase engine management (SQL Server, MySQL, Access), ODBC.

Colombia

FunctionsDevelopment of desktop applications in Visual Studio 2010, linked to SQL Server 2008 for IT departments.Preventive and corrective maintenance of desktop and laptop computers.Realization and control of backups of all users and servers.Hardware and software support to all departments of the company.Support in the accounting system of the company.Active Directory support.Control for the correct operation of the Cisco IP Communicator telephony, the internal and external network.Configuring the IP Communicator and Cisco Phones.Contributions to the companySince my arrival in the IT department, technical support to users has improved a lot, providing remote and / or local assistance.Developing a desktop application in Visual Studio 2010, linked to a database made in SQL Server 2008, which speeds up the query of the various implements granted by the systems department to Cengage Learning employees, helps to generate a control in the maintenance scheduling, generates employee contact list, devices used by each of them, etc. Thus, avoiding the use of multiple Excel files.

Informatic System Administrator Informatics, Systems Engineering

Professional Technician In Systems Engineering, Systems Engineering