🦅 Eleazar Castellanos
About 🦅 Eleazar Castellanos
Eleazar Castellanos is a Software Engineer with extensive experience in system design and development, currently working at Brooksource since 2019. He has held various engineering roles across multiple companies and has a strong educational background in computer science and engineering.
Work at Brooksource
Eleazar Castellanos has been employed at Brooksource as a Software Engineer since 2019. In this role, he focuses on developing software solutions and providing production support. His responsibilities include analyzing system logs to identify common causes of failure and guiding the development of automated solutions to prevent future occurrences.
Previous Employment Experience
Prior to his current position, Castellanos worked at OppenheimerFunds as a Senior Middleware/Backend Engineer from 2018 to 2019. He also held the position of Systems Software Senior Engineer at TeleTech for five months in 2017. Additionally, he served as a Senior Software Engineer at Invesco US for four months in 2019 and worked at UnitedHealth Group as a Senior Software Engineer, Technical Lead, and DevOps from 2012 to 2017.
Education and Expertise
Castellanos has a diverse educational background. He studied Computer and Information Sciences at the University of Maryland Global Campus from 2005 to 2008. He also completed courses in Electrical, Electronic, and Communications Engineering Technology at CETis 156. His training includes specialized courses such as the Air and Space Operations Formal Training Unit Combat Plans Division Course and the Information Operations Integration Course at AETC in 2010.
Technical Skills and Projects
Castellanos has developed a range of technical skills throughout his career. He designs and develops REST APIs in Java Spring Boot, integrating with the Shopify API to process orders. He also maintains Liquid web pages for Shopify and develops React applications for various REST APIs. His work includes creating a JavaScript library for customizations on Shopify Store pages and tracking asynchronous service processes.
Entrepreneurial Ventures
In addition to his engineering roles, Castellanos is the owner of Eleazar Castellanos Systems Design LLC, a position he has held since 2009. This venture allows him to apply his technical expertise in a business context, providing systems design and development services in the Greater Denver Area.