Frank Sierra
Technical Lead at arkusnexus
Guayaquil Metropolitan Area Ecuador
Summary
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SeniorFrank Sierra is a Technical Lead and backend engineer with 11 years of experience designing and scaling high-performance systems across Latin America and the U.S. He specializes in Java, PHP and C#, and pairs hands-on backend development with strong DevOps, server administration and cybersecurity expertise. Frank has driven major efficiency gains—redesigning invoice pipelines to reduce processing from days to minutes and cutting third-party geolocation costs by 40% with an OpenStreetMap-based API. He’s led cross-functional teams and improved SDLCs through CI/CD, containerization (Docker, Kubernetes) and Azure automation. Comfortable both architecting microservices and mentoring engineers, he focuses on measurable business impact through process optimization and resilient infrastructure. Based in Guayaquil, Ecuador, he seeks roles where technical depth meets tangible product and cost improvements.
11 years of coding experience
14 years of employment as a software developer
Spanish, English
Github Skills (96)
laravel10
tailwindcss10
mean-stack10
php10
complexity10
architecture9
project-management9
docker-compose9
database-design9
axum9
devilbox9
expressjs9
controller9
lamp9
backend9
Programming languages (6)
Github contributions (5)
franksierra/osm-pbf
Feb 2019 - Jan 2022
PHP reader for Open Street Map PBF (.osm.pbf) compressed files.
Contributions:36 commits, 1 PR, 38 pushes in 2 years 11 months
franksierra/OSMServer
Jan 2019 - Dec 2019
Contributions:58 commits, 47 pushes, 3 branches in 11 months
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