Barry Steyn
Software Engineering Manager, Agentic Infra at Engineer Apart
San Jose, California, United States
Summary
👤
Senior🎓
Top SchoolBarry Steyn is a pragmatic engineering leader with 13+ years of hands-on software experience and a master's in computer science from the University of Cape Town, currently managing agentic infrastructure and ads systems at LinkedIn from San Jose. He has repeatedly moved core ad infrastructure to scale—designing the Ads Preview API, rebuilding entity routing and CDC pipelines, and migrating state stores to enable horizontal growth. Comfortable across C++, web stacks and distributed systems, he pairs product-facing features (SaaS partner integrations, creative naming, deletion workflows) with deep platform improvements and security initiatives that touched 80+ services. An active contributor to open-source tooling, he’s improved Pelican math rendering and streamlined Serverless Next.js deployments to AWS, demonstrating a knack for practical integrations that help teams ship. Colleagues describe him as a hands-on architect who thrives on modernizing legacy systems while mentoring diverse teams to deliver measurable business impact.
13 years of coding experience
21 years of employment as a software developer
Masters, Computer Science, Masters, Computer Science at University of Cape Town
English, Afrikaans
Stackoverflow
1,583reputation
110kreached
5answers
35questions
Github Skills (27)
javascript10
python10
plugin-development10
aws-lambda10
nextjs10
pelican10
latex10
aws10
mathjax10
serverless10
restructuredtext9
amazon-cloudfront9
markdown9
cicd9
aws-s39
Programming languages (6)
Github contributions (5)
getpelican/pelican-plugins
Mar 2013 - Sep 2015
Collection of plugins for the Pelican static site generator
Role in this project:
Back-end Developer
Back-end DeveloperContributions:28 commits, 15 PRs, 38 comments in 2 years 6 months
Contributions summary:Barry primarily contributed to the development of a LaTeX plugin for the Pelican static site generator, enhancing its functionality to render mathematical equations within articles and pages. Their work involved modifying the core plugin logic, including integration with the MathJax library, handling typogrify compatibility, and ensuring proper summary rendering of math equations. The user also fixed bugs, added new features, and made the plugin more flexible by allowing users to customize settings like auto-insertion and font choices.
pelican-static-site-generatorstatic-sitesite-generatorpelicanstatic-site-generator
serverless-nextjs/serverless-next.js
Aug 2019 - Feb 2020
⚡ Deploy your Next.js apps on AWS Lambda@Edge via Serverless Components
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:8 commits, 8 PRs, 120 comments in 5 months
Contributions summary:Barry primarily focused on improving the serverless Next.js application deployment process on AWS Lambda@Edge. They addressed issues related to finding and including the `next-aws-lambda` module within the build process, ensuring correct relative paths. The user also added cache control headers for build assets uploaded to S3, and implemented configurations for multiple instances with different environments. These commits demonstrate improvements to the build, deployment and configuration of the Next.js application.
api-gatewaylambdaatedgereactnext-jsserverless-components
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