Lourens Naudé - Founder at Bear Metal

Lourens Naudé

Founder at Bear Metal

Funchal, Portugal

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Summary

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Rockstar

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Top School

Lourens Naudé is a founder and seasoned systems-and-platform engineer with 19 years of experience building low-latency streaming, edge computing and compliant production platforms, currently running Bear Metal OÜ from Portugal. He blends deep operations instincts with pragmatic software craftsmanship—contributing performance and resiliency fixes to high-profile open-source projects like ruby/ruby, mysql2, Debezium and ZeroMQ. At Shopify he led compliant-platform and Change Data Capture initiatives, migrating critical PCI environments to cloud and scaling streaming data pipelines for commerce. A longtime remote-worker and entrepreneur, he pairs hands-on C/C++ and Ruby systems work with hardware and embedded design for mission-critical automotive and unmanned vehicle solutions. His ultra-running background informs a steady, incremental approach to engineering: prepare thoroughly, expect variance, and prioritize resilient patterns over clever shortcuts. Outside code he experiments with IoT, language internals (notably Ruby), crypto decentralization and operations-for-IoT fleet management.

19 years of coding experience

23 years of employment as a software developer

Worcester Gymnasium

Many diverse qualifications, Computer Engineering, Many diverse qualifications, Computer Engineering at IT-IQ

English, Afrikaans, Portuguese

Stackoverflow

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Github Skills (33)

programming-language10

cdc10

c-language10

messaging10

circuit-breaker10

multithreading10

mysql10

testing10

mq10

c1110

networking10

java10

ruby10

c1710

regular-expression10

Programming languages (7)

JavaC++ShellCGoRubyPython

Github contributions (5)

zeromq/libzmq

May 2012 - Jul 2019

ZeroMQ core engine in C++, implements ZMTP/3.1

Role in this project:

Back-end Developer

Contributions:28 commits, 1 PR in 7 years 3 months

Contributions summary:Lourens's commits focus on implementing and testing socket monitoring functionality within the ZeroMQ library. They introduced a new `ZMQ_MONITOR` socket option and associated events, including connected, disconnected, and closed events, to enable tracking of socket state changes. The changes involved modifications to the `include/zmq.h`, `src/socket_base.cpp`, `src/stream_engine.cpp`, and related files and included a new test suite to validate correct behavior, demonstrating a focus on core functionality. This work aimed to improve the library's observability and diagnostic capabilities.

concurrencyzeromqnetworkingstreampushpull

Shopify/semian

Nov 2015 - Nov 2017

:monkey: Resiliency toolkit for Ruby for failing fast

Role in this project:

Back-end Developer

Contributions:11 commits, 6 PRs, 22 pushes in 1 year 11 months

Contributions summary:Lourens contributed to the `semian` library, which focuses on resiliency for Ruby applications. Their work included enhancing the Net::HTTP adapter with a hook API, allowing better integration with tools like VCR, and addressing potential system stack errors. They also made changes to handle "Too many connections" as a first-class error for MySQL2 and updated the library's version. Finally, the user modified the version number.

circuit-breakerwebscalerailsresiliencymonkey

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