Profiles

Bio

Darrell R Ulm – WordPress Developer | PHP & MySQL Specialist | Data Science & AI Engineer

I am a professional WordPress developer with extensive experience designing, developing, and maintaining high-performance websites and custom web applications. My expertise includes building custom PHP/MySQL plugins for WordPress, optimizing site performance, and ensuring long-term scalability and reliability.

Beyond WordPress development, I have a strong computer science foundation with hands-on experience in C and C++. I have completed advanced academic and practical projects in Algorithms, Parallel Computing, and distributed systems, applying structured problem-solving and performance optimization techniques.

In the data engineering and analytics space, I work with Apache Spark and Python, including PySpark for large-scale data processing. My Data Science experience includes Machine Learning model development and experimentation using Jupyter Notebook, with a focus on practical AI applications and Neural Networks.

I also bring broad full-stack web development experience using PHP, MySQL, HTML, and JavaScript to build secure, responsive, and scalable web solutions. Additionally, I have experience developing interactive applications in Unity3D using both C# and JavaScript.

As an open-source contributor, I have worked with Koha ILS, supporting community-driven software development and collaborative engineering practices.

Recently, I have been focused on advanced Python development for Artificial Intelligence, including Neural Networks and Large Language Models (LLMs), building intelligent systems and exploring modern AI architectures.

Interests

My interests include using WordPress for enterprise, education, libraries, and non-profit organizations, and I am also getting into Data Science, which includes leveraging custom Python for AI, Neural Nets, and LLMs, after a background in web development that initially involved parallel computing and algorithms.

WordPress Origin Story

I’ve been a WordPress user for a long time. WordPress is a great CMS, and I enjoy watching it improve over time. – Darrell Ulm

Current Job

Software: Lead Applications Developer, Linux Systems Administrator, , Web Dev., Database Administrator,
Present

Recent impact

Score weights high-impact work (commits, releases, approved translations, props) at 3x routine activity.

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Contributions

Type
December 2020
Dec 28 Mon · 14:18
Forums med
Created a topic, Good XML Sitemap Plugin, on the site WordPress.org Forums:
This XML plug-in is good and flexible to use and many …
June 2020
Jun 12 Fri · 21:22
Forums med
Created a topic, Good security plugin, on the site WordPress.org Forums:
BPS plugin works well and has a nice to use options wh…
Jun 12 Fri · 21:20
Forums med
Created a topic, Cerber Security has some options that appear unique, on the site WordPress.org Forums:
Some of the options for Cerber security appeared uniqu…
Jun 12 Fri · 21:18
Forums med
Created a topic, Good security plug-in, on the site WordPress.org Forums:
Shield security is solid and def. worth a look. Nice i…
Jun 12 Fri · 21:13
Forums med
Created a topic, Wordfence is nice, on the site WordPress.org Forums:
Wordfence has some nice features, installed well and f…
April 2020
Apr 15 Wed · 21:47
Forums med
Created a topic, Amazing plug-in for image optimization, on the site WordPress.org Forums:
This is a great plug-in, wishing other CMS'es would ha…
October 2018
Oct 25 Thu · 19:04
Forums med
Created a topic, Use 2 Factor Authentication, on the site WordPress.org Forums:
2 Factor, authentication is a great plug-in, a must ha…
January 2018
Jan 13 Sat · 16:47
Forums med
Created a topic, Flexible WordPress plugin to show data., on the site WordPress.org Forums:
This is a useful plugin to create a grid display of po…
September 2017
Sep 01 Fri · 21:05
Forums med
Created a topic, Well designed SiteMap Plugin, on the site WordPress.org Forums:
A well made site_map plugin, does the heavy lifting.
Sep 01 Fri · 21:04
Forums med
Created a topic, Useful for admin menu, on the site WordPress.org Forums:
A nice to have for ease of admin_menu setup in WordPre…

Plugins

72 favorites