speeddragon

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David Magalhães speeddragon

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Software Engineer with interest in security

34 followers · 10 following

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speeddragon/README.md

Hi, I'm David 👋

I'm a backend engineer who enjoys working with distributed systems. Don't forget to check out my blog.

Skills: Elixir, Erlang, Java, Blockchain, PostgreSQL, Docker, Distributed Systems, Security

Open source contributions

Add ZkSync EIP712 Serializers in viem - #1388
ZkSync formatters #1361
Fix ceil and pow bug #101

Blog posts

Integrate Firebase phone number validation with your backend - 2018/09/26
Puppeteer vs WkHtmlToPdf and why I created a new module - 2018/04/27
CyberSource Payment System — The implementation guide using Elixir - 2018/01/25

Side projects

Carros Raros Portugal (https://www.carrosraros.pt) | Elixir/Phoenix/LiveView | PostgreSQL

Talks

CAPTCHA (2016) - Slides
CarDatabase | Sapo CodeBits (2013) - YouTube

Pinned Loading

AndroidCarTracker AndroidCarTracker Public

Android application for GPS car tracking

Java 5 3
Arduino-CarSensorDashboard Arduino-CarSensorDashboard Public

C++ 12 6
recaptcha-extractor-automator recaptcha-extractor-automator Public

Solve, extract and automate ReCaptcha data collection.

JavaScript 5 3
coletiv/puppeteer-pdf coletiv/puppeteer-pdf Public

PDF generation wrapper for Elixir using Puppeteer

Elixir 98 18
coletiv/cybersource-sdk coletiv/cybersource-sdk Public

Elixir module to provide interface with CyberSource SOAP API

Elixir 12 3
coletiv/estacionar-portugal coletiv/estacionar-portugal Public

Extensão para Google Chrome de gestão de estacionamento em Portugal.

JavaScript 1