Oscar Lopez
Principal Software Engineer at accesso
Florida, United States
Summary
👤
Senior🎓
Top SchoolOscar Lopez is a Principal Software Engineer and seasoned technology leader with nearly two decades of hands-on experience across Java/J2EE and LAMP stacks, currently driving architecture and delivery at accesso. He progressed from a Telefonica trainee to CTO roles at startups and now leads engineering and technical strategy while still contributing code and technical direction. His background spans high-throughput Java systems, RabbitMQ-driven architectures, and performant PHP/MySQL platforms, with a track record of reducing response times and improving testability and release quality. Comfortable managing teams and product-facing technical decisions, he blends startup agility with enterprise-grade engineering practices such as TDD, CI/CD and Scrum/Kanban. Based in Florida, he brings international experience in the UK and Spain and a practical penchant for refactoring legacy systems into scalable, maintainable services. An avid problem-solver, he often pairs architectural leadership with hands-on optimization work that yields measurable production improvements.
10 years of coding experience
12 years of employment as a software developer
Msc Computers, Msc Computers at Universidad de AlcaláProgramming languages (1)
Github contributions (2)
accesso/ChallengeLadder
Aug 2016 - Oct 2016
Contributions:37 commits, 7 PRs, 39 pushes in 2 months
lopez83/spark-ormlite
Aug 2016 - Aug 2016
Contributions:4 commits in 1 day
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