Johnatan Andres Sierra Ramos

Data Engineer

ARKHO

Mar 2022 - Current (2 years 2 months)

- Data Engineer

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Jefe de sistemas

National Cotton Distribution Corporation

May 2017 - Mar 2022 (4 years 11 months)

- While at Everfit I had a call from this company which I was accepted to occupy the position of Chief IT, I was in charge of Implementing the Datawarehouse for the different areas of the company, through ETL's with Microsoft tools such as Integration Integration Services, SQL server 2005, 2008, 2016, Azure Sql Databases, Crystal Reports, Manejo De Directorio activo, DNS, Windows server 2016 BI, ETL, Datawarehouse, Power BI, Reporting Services, Visual Studio 2017, 2019 VB, Office 365, Analisis de Datos en Python(Google Colab, Anaconda Jupyter, Visual Studio Code). Extraccion de datos (Python)

Coordinador de sistemas

Everfit S.A

Jul 2016 - Apr 2017 (10 months)

- company is dedicated to producing formal suits and uniforms for corporations such as American airlines, LATAM, and other companies like that. In this company I dedicated myself to analyzing the data in order to build a Datawarehouse Capacitación Usuarios nuevos, Capacitación Nuevas Aplicaciones, Administración SQL 2008 R2 Informes Crystal Reports, Administración y Soporte Telefonía IP (Asterisk), Manejo De Directorio activo, DNS, Windows server 2003-2008, soporte Técnico a usuarios, Administración Firewall Linux (Seguridad Informatica), Power BI, DataWareHouse Limpieza de Datos, Administracion ERP, Implementación Nuevas tecnologías.

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Director de Sistemas

MOTOFRENOS SAS

Dec 2009 - Jun 2016 (6 years 7 months)

- I joined as chief IT, this company is dedicated to brakes for the industry and brakes for the automotive sector. I implemented the servers in MOTOFRENOS so that the operation of the company was more optimal, Windows servers for Active Directory Administración SQL 2005-2008, Informes Crystal Reports, desarrollo, formularios asp, Administración y Soporte Telefonía IP (Asterisk), Manejo De Directorio activo, DNS, Windows server 2003-2008, soporte Técnico a usuarios, Administración Firewall Linux(Seguridad Informática). Desarrollo de Reportes SQL Server para la Toma de decisiones. Implementacion de CRM y Call center, Administracion ERP.

Asistente de sistemas

Ayurá Motor Chevrolet

Apr 2007 - Oct 2009 (2 years 7 months)

- I started my career practices in this dealer, initially focusing on first level support to users, both technical and Sql server 2005-2008 R2 databases, I was linked after finishing my practice for 2 more years. envigado HelpDesk ERP (DMS), SQL 2005-2008, Informes, Manejo De Directorio activo Windows server 2003, soporte Técnico a usuarios.

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