Juan Stiza
Senior Product Engineer at Sparkwise
Santiago, Santiago Metropolitan Region, Chile
Summary
👤
Senior🎓
Top SchoolJuan Stiza is a Senior Product Engineer with 11 years of experience building scalable full-stack systems and shipping product-focused features from concept to production. Based in Santiago, he blends backend and frontend expertise—GraphQL APIs, React Native apps, AWS serverless, and performance optimization—to deliver maintainable, high-performance applications. He has led teams and processes, introduced microservices and Scrum practices, and driven measurable gains like 10x email throughput and faster web-app loads. At Sparkwise he’s recently shipped an AI-driven Insights tool and a multi-timeslot self-scheduling service, reflecting his knack for combining engineering craft with product thinking. Trained in music and media arts, he brings a creative, design-minded approach to software architecture and developer experience.
11 years of coding experience
8 years of employment as a software developer
Bachelor's degree, Music Theory and Composition, Bachelor's degree, Music Theory and Composition at Universidad Nacional de RosarioMagíster en Artes Mediales, Design and Applied Arts, Master, Magíster en Artes Mediales, Design and Applied Arts, Master at Universidad de Chile
English, Spanish
Stackoverflow
523reputation
20kreached
24answers
4questions
Github Skills (184)
browser10
react10
javascript9
push-notifications9
linux9
taiga9
server-side-javascript9
obsolete9
database9
server-side9
compiler9
messenger9
bug-tracker9
react-native-app9
windows9
Programming languages (9)
Github contributions (5)
juanstiza/ngForte
Nov 2014 - Jan 2015
Contributions:20 commits, 4 pushes, 2 tags in 2 months
juanstiza/forte.js
Mar 2015 - Apr 2015
Contributions:10 commits, 8 pushes, 1 branch in 14 days
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