Esteban M.Database Administrator
Senior Database Administrator with extensive experience designing, coding, testing, and supporting database solutions in SQL and NoSQL environments. Proficient in an assortment of technologies, including, MSSQL Server, Mongo DB, MySQL(MySQL, Percona), Python, BI (Google Data Studio, Looker), Data Modeling, Query Tuning, Kubernetes, Docker, Google Cloud(VPC, Spanner, BigQuery, Dataflow, VM, etc), Windows, and Linux (RedHat).
Certifications
B2 Upper Intermediate
B2 Upper Intermediate, B1 Intermediate
10/07/2021
Tech stack
B2 Upper Intermediate
B1 Intermediate
MongoDB (6)
ETL Implementation & Design (6)
MySQL Clustering (6)
Google Cloud (6)
Python (6)
SQL (6)
IT Support (4)
Google BigQuery
Docker
Kubernetes
MySQL
Red Hat Linux
Experience
Senior DBAYellowPepper, A Visa Solution
03/2016 - 02/2022

Responsible for administrating more than 500 databases in MSSQL Server 2019. More than 20 in MySQL 5.6,5.7 (Including Percona) and 2 in MongoDB (NoSQL). Responsible for creating ETLs (Batch, Python, VisualStudio) and dockerinzing them, implementing a data warehouse structure for the main clients of the company. Implement a BI tool with 0 costs for the company using Google Data Studio, also having experience with Tableu and Looker. Responsible for approving any change at the database level in staging an production environment (design, tuning, and modeling databases). Experienced migrating more than 50 physic servers to Google Cloud Service including SQL Server cluster, Percona cluster, single MySQL, and Mongo databases, configuring IAM, VPCs, routing rules, balancing, and monitoring. Currently working in databases architecture, modeling and tuning performance of the internal projects working with BigQuery, Spanner, and Dataflow.

MySQL Clustering
SQL
Python
MongoDB
ETL Implementation & Design
Google Cloud
IT SupportYellowPepper, A Visa Solution
03/2013 - 03/2016

Diagnose and troubleshoot software and hardware problems and help our customers to install applications and programs. Resolving network issues, configuring operating systems, and using remote desktop connections to provide immediate support 24x7 in a rotary schedule, applying ITIL policies, processes, and procedures. Working with Nagios XI as a monitoring tool, configuring and managing it. Esteban Moscoso - page 1 Responsible for extracting data from SQL databases creating reports for clients. Experience working with different client levels from a final client until CTOs and tech Vice Presidents from banks in the Andean and Central American regions.

IT Support
Education
Ingeniero en Electrónica y Redes de InformaciónEscuela Politécnica Nacional
09/2008 - 05/2013