David Lázaro is a Staff Engineer with 12+ years specialising in Android and product-focused engineering, known for scaling mobile apps from thousands to millions of users and growing teams and culture at Blinkist and Go1. He blends hands‑on Android craftsmanship—demonstrated by open-source work like a ZXING-based QR code reader—with product trio practices that align design, product and engineering for measurable impact. Comfortable in both scrappy early-stage builds and hyper-growth environments, he drives cross-functional collaboration, quality-first delivery, and engineering wellbeing. Based in Granada, Spain, he pairs a pragmatic technical toolkit (RxJava, custom views, CI and testing practices) with a track record of instigating platform-to-product team shifts that helped organisations scale.
12 years of coding experience
9 years of employment as a software developer
Ingeniería Informática, Ingeniería Informática at Universidad de Granada
Modification of ZXING Barcode Scanner project for easy Android QR-Code detection and AR purposes
Role in this project:
Mobile Developer (Android)
Contributions:122 commits, 37 PRs, 97 pushes in 5 years 8 months
Contributions summary:David primarily worked on modifying and integrating an Android QR code reader view within a larger project. Their contributions include adding a library for QR code reading, implementing an example Android application, adding camera permissions, and incorporating UI elements such as a red line scanner and a flashlight button. They refactored the example for cleaner functionality, indicating focus on the user experience and ease of integration.
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David Lázaro - Staff Engineer at Go1 (Blinkist product)