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Jesse Casman

@jcasman.bsky.social
31 followers 17 following 18 posts

Open source user and enthusiast, president of Oppkey, Silicon Valley-based developer relations firm

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Jesse Casman @jcasman.bsky.social · 09/09/2026
I used to know when a draft was ready: clear audience focus, usable unique info, a push to action. Publish it. That test is incomplete now. Discovery often starts with an AI assistant, not a human reading top to bottom. How are you adjusting? community.oppkey.host/t/your-first... #AI #devrel
community.oppkey.host
Your first reader might be AI
I’m an expert but in a changing field For most of my career in technical marketing and developer relations, I could tell whether a new piece of content was ready. Experience and education underpinned ...
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Jesse Casman @jcasman.bsky.social · 30/07/2026
Different LLMs often converge on the same programming languages and libraries. That matters for developer marketing: if AI helps choose the stack, is your technology among the options it considers? community.oppkey.host/t/when-devel...
community.oppkey.host
When developers let an AI choose a programming language or library, how different are the choices made by different LLMs?
Large language models are increasingly part of the software development process. Developers use AI assistants to generate code, troubleshoot errors, select libraries, initialize projects, and make tec...
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Jesse Casman @jcasman.bsky.social · 15/06/2026
Free full workshop video now available. Garrett Grolemund shows how to use AI + R with health data in Positron, including Quarto reports, dashboards, Shiny apps, and QueryChat. r-consortium.org/webinars/use... #rstats @posit.co
workshop title and speaker headshot
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Reposted by Jesse Casman
Tertium Quid @shinyhexagon.com · 13/06/2026
I need to tell you about a pencil. This is the guts of a Kokuyo Enpitsu Sharp. It doesn't have an eraser top. Instead there's a hole to feed leads straight into it. Note the small lip; this will be important later. (1/4ish)
A mechanical pencil's guts with the nose, clear lead tube, and knock visible. A spare lead is inside,
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Jesse Casman @jcasman.bsky.social · 29/05/2026
Tech internships are competitive, but students aren’t powerless. Oppkey’s new video covers 4 things students can do this week to improve their chances of landing a tech internship. www.youtube.com/watch?v=vZuj... Free course: data-science.thinkific.com/products/cou... #CSStudents #CareerAdvice
youtube.com
4 Things You Can Do This Week to Get a Tech Internship
YouTube video by Oppkey
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Jesse Casman @jcasman.bsky.social · 28/04/2026
I’m building a free Data Science course for students who know some Python but need a stronger way to stand out. Python, pandas, SQL, ML, Quarto, Shiny, GitHub, AI workflows, and the story behind the work. Early feedback welcome: data-science.thinkific.com/products/cou...
data-science.thinkific.com
Industry Data Science Curriculum
Unlock your potential in ML and data science entry jobs with our industry-oriented course. Master real-world patterns and gain practical skills for software- an
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Jesse Casman @jcasman.bsky.social · 19/03/2026
Which is better for young CS students looking to get internships: The semester system (16-week blocks) or the quarter system (10-week blocks)? www.youtube.com/watch?v=hke9...
youtube.com
The Hidden Advantage of a CS Degree at Many UC Schools: The Quarter System
YouTube video by Oppkey
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Jesse Casman @jcasman.bsky.social · 09/01/2026
New Python Courseware for Early-Career CS Students Free - We're looking for students and novice developers to work through the course - now 96 lessons - and help us improve it. industry-python.thinkific.com/products/cou... #python #learnprogramming #interns
industry-python.thinkific.com
FastOpp Country Store Web App Course
Build your own Country Store web app step by step using FastOpp - a beginner-friendly series for students and novice developers
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Jesse Casman @jcasman.bsky.social · 19/11/2025
New dev.to article: “Versioning your database with SQLAlchemy and Alembic.” Big ah-ha for me: changing your models doesn’t touch the DB until you generate and run a migration, so you can review changes before they hit prod. dev.to/jcasman/vers... #python #sqlalchemy #alembic #fastapi
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Jesse Casman @jcasman.bsky.social · 11/10/2025
I’ve been looking at different ways to deploy a FastAPI-based application. I’ve used Fly and Leapcell recently. Article and try-it-yourself installation steps here: fastopp.hashnode.dev/deploy-a-min... #fastapi #opensource
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Jesse Casman @jcasman.bsky.social · 29/09/2025
Calling all students! FastOpp is a well-scaffolded, opinionated open source technology stack for building AI web apps. It bridges the gap between learning frameworks and real-world AI-first apps. fastopp.hashnode.dev/fastopp-a-st... #fastapi #Python
Calling all students! FastOpp is a well-scaffolded, opinionated open source technology stack for building AI web apps. It bridges the gap between learning frameworks and real-world AI-first apps.
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Jesse Casman @jcasman.bsky.social · 17/09/2025
FastOpp: A Student-Friendly Starter for AI Web Apps Opportunity for students learning AI - Guided curriculum, mentorship, live project to add to your resume dev.to/jcasman/fast... #opensourceai #opensource
FastOpp: A Student-Friendly Starter for AI Web Apps
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Jesse Casman @jcasman.bsky.social · 01/04/2025
To use AI, you've got to test it first. We've done that here at Oppkey, and this article on testing AI for marketers gives you a great starting point. Key question: Can I use AI with my internal marketing data spreadsheets? Is it better than my spreadsheets? dzone.com/articles/tes...
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Jesse Casman @jcasman.bsky.social · 11/03/2025
Talked with Koichi Shikata, Head of Solutions Architect Division, SUSE Software Solutions, Japan, to find out how open source adoption is accelerating in Japan - dzone.com/articles/ven...
dzone.com
Vendor Lock-In Drives Open-Source Adoption in Japan
Open-source software is gaining ground in Japanese corporate strategy, driven by AI, cloud-native adoption, and expanded use in the manufacturing industry.
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Jesse Casman @jcasman.bsky.social · 30/12/2024
From the R Consortium - cool information about a new R Users Group in Malawi - Covers how the use of R in Malawi is still in its infancy but use is growing in academia r-consortium.org/posts/introd... #rstats
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Jesse Casman @jcasman.bsky.social · 02/12/2024
Corporate policies in Japan have been too cautious regarding open source - This has contributed to Japan being viewed as slower and less cutting-edge - It appears this is changing! dzone.com/articles/jap... #opensource #japan #hitachi
dzone.com
Japan’s Next Step With Open-Source Software
The Japanese corporate strategy is now incorporating open-source software to extend Japan’s technical reach into new markets, traditionally a weakness.
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Jesse Casman @jcasman.bsky.social · 25/11/2024
Open source is being incorporated more into Japanese corporate strategy - Article focuses on Hitachi and their OSS Solution Center with technologies like KeyCloak (identity management) - If you're in open source, I'd love to hear your opinion - dzone.com/articles/jap...
dzone.com
Japan’s Open-Source Culture and Rapid Change in Companies
Japanese companies are gradually beginning to incorporate open-source software into corporate strategies, moving beyond just mere software contributions.
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Jesse Casman @jcasman.bsky.social · 28/11/2023
Hello, world!
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