grojas123

Senior Data Scientist And Data Engineer

Senior Data Scientist and Data Engineer with 15+ years of experience, now focused on quantitative finance: market risk measurement (VaR/ES, Basel backtesting), portfolio optimization, Monte Carlo derivatives pricing and machine learning for systematic strategies — built and validated to production engineering standards.


Experience: 11 years

Yearly salary: $208,000

Hourly rate: $100

Nationality: 🇨🇷 Costa Rica

Residency: 🇨🇷 Costa Rica


Experience

Cloud Solution Engineer
Oracle
2021 - 2021
Customer service on technical issues or new requirements, Troubleshooting SQL code performance issues on Oracle Autonomous Database with APEX, Oracle APEX SQL performance improvements with the creation of database indexes. Coordination with the support and escalations teams to help set the right priorities, Integration of Oracle Cloud Data Guard services with on-premises infrastructure, Deep dive into how PaaS services are created and operated.
Cloud Services Engineer
Micro Focus
2017 - 2021
I worked in a complex AWS cloud environment spanning several accounts and customers, Cloud Operations: Public Cloud (AWS), Private Cloud (OpenStack) with a complex environment on the Americas shift, interacting and developing with many customers and technologies. I developed a Python routine with integration with the SANs APIs and OpenStack APIs to save storage in the SAN. Developed Linux scripts to automate operational tasks on AWS and OpenStack. Network troubleshooting on AWS.

Skills

data-science
english
spanish