John Theo
Senior Engineering Manager at Veriff
Barcelona, Catalonia, Spain
Summary
👤
Senior🎓
Top SchoolJohn Theo is a senior engineering manager with 11+ years of hands-on experience building and scaling product and platform teams across fintech, travel, and marketplaces, currently leading Identity Experience at Veriff. He combines long-term technical ownership with executional rigor—stabilizing critical systems, scaling ML-driven recommendation and identity flows, and improving conversion through pragmatic product partnerships. John has repeatedly built teams from formation to reliable delivery, hiring and coaching engineering managers and shaping delivery practices that reduce operational overhead and boost predictability. His background spans distributed systems, automation platforms, and growth-oriented product work, with measurable outcomes like cutting company registration times and launching a messaging product to over 1M MAUs. Comfort working across mobile, backend, and applied ML gives him rare cross-domain fluency that accelerates complex integrations. Outside work he blends deep learning study with a creative side as a violinist and family life in Barcelona.
11 years of coding experience
7 years of employment as a software developer
Computer Engineering, Artificial Intelligence, Computer Engineering, Artificial Intelligence at Federal University of Technology - Parana
English, Portuguese, Spanish
Stackoverflow
21reputation
553reached
0answers
1question
Github Skills (38)
mir9
graph9
music-information-retrieval9
music9
jupyter-notebook8
retrieval7
terraform7
aws7
python7
firebase6
machine-learning6
google-cloud-functions6
firebase-authentication6
devops5
terraform-module5
Programming languages (6)
Github contributions (5)
johntheo/classificador-musikais
Jul 2015 - May 2020
Responsável por realizar a classificação das músicas ao entrar no sistema
Contributions:1 push, 1 branch in 4 years 11 months
sistemareactporcssjavascript
msc-johntheo/geral
Mar 2017 - Dec 2017
Contributions:45 commits, 38 pushes, 1 branch in 8 months
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