Mariana Jó
Engineering Tech Manager - Exploration & DevX
São Paulo, São Paulo, Brazil
Summary
👤
Senior🎓
Top SchoolMariana Jó is an engineering tech manager with a decade of experience building and scaling data platforms and teams, currently improving developer experience for data products at Nubank in São Paulo. She has led end-to-end data platform transformations at idwall—from implementing Airflow and dbt to migrating warehouses and cutting platform costs by over 50%—while maintaining exceptionally low turnover. Comfortable across people and technical management, she has shipped high-performance analytical systems (P75 < 600ms) and embedded security, governance and privacy by design. With a background in physics and ongoing MS studies in computer science at USP, she combines rigorous research instincts with practical engineering delivery. Outside product work she researches Music Information Retrieval and has a history of founding cultural initiatives like idwall’s Diversity & Inclusion committee, showing a blend of technical depth and broad intellectual curiosity.
11 years of coding experience
9 years of employment as a software developer
MS candidate Computer Science, MS candidate Computer Science at USP - Universidade de São Paulo
English, Portuguese, Spanish, French
Github Skills (25)
blockchain-platform8
verge8
mining8
algorithm7
puredata7
stratum7
wallet7
computer-music6
blockchain6
algorithms6
server5
blockchain-network5
python5
gstreamer4
evernote3
Programming languages (6)
Github contributions (5)
marianajo/learning-cs
May 2022 - Oct 2025
Contributions:1 push in 3 years 5 months
idwall/desafios
May 2017 - Jun 2017
Contributions:16 commits, 14 pushes, 1 branch in 7 days
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