David Miguel Antunes
Senior Scala Developer | Backend Architect
Salary / Daily rate
Lisbon, Portugal
Freelance
Skills
Languages
About me
Intro
Scala expert with 11+ years specializing in high-performance backend systems and education. Built applications serving millions at BP, Deliveroo, and founded ScalaAcademy.com teaching developers globally. Creator of FastScala Web Framework, delivering scalable solutions with proven expertise in functional programming and cloud architecture.
Work experience
Back End Developer
bp
Nov 2022 - Dec 2024
2 years 2 months
Lisbon, Portugal
Worked in the development and architecture of the backend of the next generation of BP customer loyalty program applications. Worked directly on the development, release and production support of the new applications for Spain, UK and Poland, currently being in use by millions of customers.
Scala Developer
Deliveroo
Aug 2021 - Oct 2022
1 year 3 months
Lisbon, Portugal
Helped teams update the codebase to support scaling the app on a global scale to fix performance issues with periods of peak utilization. Overall responsibilities included optimizing existing code, proposing architectural changes, participating in technical discussions, preparing technical proposals, and bug fixing.
Founder
Scala Academy
Jan 2013 - Jan 2022
9 years 1 month
Remote
Founded ScalaAcademy.com teaching Scala to countless developers from companies around the globe, with the "Pragmatic Scala" online course: a fast-paced, instructor-led course that takes you through the features of the language in a logical step-by-step manner keeping you engaged with around 150 practical exercises solved during the classes themselves.
Lead Developer
PPC Samurai
Jan 2013 - Jul 2020
7 years 7 months
Lisbon, Portugal
Developing an AdWords automated management SaaS in Scala with several advanced features to make it easier for AdWords agencies globally to manage their clients.
Scala Developer
Elemica
Aug 2013 - Mar 2014
8 months
Building the next generation of Elemica's supply chain system with Scala and the Lift web framework.
Researcher
Observit
Oct 2011 - Jan 2012
4 months
Researcher applying video analysis algorithms to real world problems. Specifically tracking consumers in large malls using security cameras.
Teaching Assistant
Instituto Superior Técnico
Jan 2010 - Dec 2011
2 years
Lisbon Area, Portugal
Instructed classes of Object-Oriented Programming, and Compilers
Undergraduate Trainee
INESC-ID
Jan 2007 - Dec 2009
3 years
Conducted research on the integration of dialog systems with mobile robots.
Education
Instituto Superior Técnico
Msc
2006 - 2011
6 years