Mainframe Computing
Meet other local people interested in Mainframe Computing: share experiences, inspire and encourage each other! Join a Mainframe Computing group.
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Frequently Asked Questions
Yes! Check out mainframe computing events happening today here. These are in-person gatherings where you can meet fellow enthusiasts and participate in activities right now.
Discover all the mainframe computing events taking place this week here. Plan ahead and join exciting meetups throughout the week.
Absolutely! Find mainframe computing events near your location here. Connect with your local community and discover events within your area.
Mainframe Computing Events Today
Join in-person Mainframe Computing events happening right now
Interviewing With The Vice President of Recruiting
Nichole McDonald will cover many job search topics from her perspective as Vice President of Human Resources. She interviews the best candidates. **We want to be the best candidate who lands the quality job.**
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At the end of this seminar/webinar, there will be a brief Christian story.
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IF YOU ARE NEW TO Career-Confidence.org and want to learn about us via our team, here are some videos that we have done. PLEASE SUBSCRIBE to our channel and LIKE our videos.
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Career-Confidence.org, Laura Hamilton and Robert Brandau both long-time recruiters give you an overview.
[https://www.youtube.com/watch?v=R20iMmWWsas](https://www.youtube.com/watch?v=R20iMmWWsas)
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Bruce, Silvia, and Mary Beth talk about the impact of Career-Confidence.org on their job search.
[https://www.youtube.com/watch?v=EYtFRWzhKLo](https://www.youtube.com/watch?v=EYtFRWzhKLo)
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Tim Jack, one of our current volunteers and attendees
[https://www.youtube.com/watch?v=uq-qfaDVDMU](https://www.youtube.com/watch?v=uq-qfaDVDMU)
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Doris McMillon of our Board of Directors
[https://www.youtube.com/watch?v=JNmOi9TsYGs&t=10s](https://www.youtube.com/watch?v=JNmOi9TsYGs&t=10s)
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Kim DeWitt Succinctly Talks about our Team
[https://www.youtube.com/watch?v=SSHCEK11jD0](https://www.youtube.com/watch?v=SSHCEK11jD0)
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Cecilia and Nate – 2 of our Alumni give an overview of Career-Confidence.org. perspective.
[https://www.youtube.com/watch?v=uNstYHVnfAA](https://www.youtube.com/watch?v=uNstYHVnfAA)
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Sara's Experience with Career-Confidence.org - Surprise Ending – Pre-Covid
[https://www.youtube.com/watch?v=fEuKuvZyEYE&t=51s](https://www.youtube.com/watch?v=fEuKuvZyEYE&t=51s)
Library of Congress Guided Tour with Walking Tour from Union Station
**Advance reservations REQUIRED. Tickets/Info:**
[https://www.internationalclubdc.com/Events/EventDetails.aspx?EventID=CA5507D9-B14F-495F-879D-F9602E8467E5](https://www.internationalclubdc.com/Events/EventDetails.aspx?EventID=CA5507D9-B14F-495F-879D-F9602E8467E5)
Join us for a special private tour of the exterior architecture of the eastern end of the National Mall, culminating in a guided tour of the interior of Library of Congress.
Imagine you had access to the world's largest library. Imagine what treasures lie in archives of tens of millions of books, manuscripts, audio recordings, films, sheet music and recordings, and maps dating back to the time of the Aztecs. But you don't have to imagine-it's all right here in DC at the Library of Congress!
**Advance reservations REQUIRED. Tickets/Info:**
[https://www.internationalclubdc.com/Events/EventDetails.aspx?EventID=CA5507D9-B14F-495F-879D-F9602E8467E5](https://www.internationalclubdc.com/Events/EventDetails.aspx?EventID=CA5507D9-B14F-495F-879D-F9602E8467E5)
Started from Thomas Jefferson's personal collection of books accumulated over his lifetime on philosophy, science, and literature, the Library of Congress has long been go-to resource for the most powerful lawmakers in America, and its doors are open to you. The library houses 162 million items, including the largest rare book collection in North America. But it is more than just a library! The Library of Congress is also a concert venue with recorded sound collections spanning jazz, American theater, folk, ethnic, and pop.
The library has commissioned hundreds of original musical works, including the Aaron Copland's masterpiece "Appalachian Spring."
Our walking tour begins with the exterior architecture of the Union Station, Supreme Court, and culminates in an interior tour of the Library of Congress. Don't miss this opportunity to explore the mysteries hidden in America's premier house of knowledge!
Please reserve your tickets early, as capacity is limited.
**Advance reservations REQUIRED. Tickets/Info:**
[https://www.internationalclubdc.com/Events/EventDetails.aspx?EventID=CA5507D9-B14F-495F-879D-F9602E8467E5](https://www.internationalclubdc.com/Events/EventDetails.aspx?EventID=CA5507D9-B14F-495F-879D-F9602E8467E5)
Cuban Salsa/Rueda de Casino Class & Social Dancing
Danceintime runs Cuban Salsa Classes & Social Dancing Every Saturday, all year-long. Come at 1:15 pm to sign in. Stay till 4 pm.
Some of us go out for coffee or a bite to eat afterwards and everyone is welcome!
$15/person. Cash, PayPal, Venmo, Apple Pay, or Card accepted.
Chevy Chase Baptist Church; 5671 Western Ave. NW; Washington DC 20015. NOTE: Enter through back corner door of the church.
Danceintime classes are great fun. The dance moves are beautiful, fun, and our class creates a bonded community... Check it out! Class will be held every Saturday in December....celebrate the holidays with dance!
For more info: danceintime.com/classes
Questions? Contact Barbbernsteintalks@gmail.com
Bachata Fusion With Abraham (Level 2)
[Book Your Classes by Clicking This Link! ](https://crowndancestudio.com/group-classes/)
Take a deep dive into the world of Latin rhythm with our **Level 2 Bachata workshop from 1:30 PM to 3:00 PM**. This 90-minute intensive is crafted for dancers who have moved past the basics and are ready to refine their body mechanics, intricate footwork, and partner connection. **For $25,** you’ll receive focused, high-value instruction that bridges the gap between foundational steps and social dance mastery, ensuring you leave the studio feeling confident and inspired
Start-of-season party
All members of our meetup group are invited to kick off the sailing season at a fabulous party in Alexandria, Virginia! It will be a great place to socialize and learn about club sailing. It is a great opportunity for boat owners to find potential crewmates. The club will provide grilled meats and fish and numerous libations. If you wish to bring a salad, side dish or desert that would certainly be appreciated but is not required. (Please contact the host so that any side dished or salad offering can be coordinated.). We'll also run a short meeting, discuss possible membership dues and seek new officers to lead the club. (In the past, these officers have included: Commodore, Vice Commodore, Secretary, and Treasurer.)
Address will be provided once you reserve for the party. The party will take place rain or shine.
Mainframe Computing Events This Week
Discover what is happening in the next few days
Randy Goldberg’s last family constellation workshop before moving to SantaMonica
Family Constellations is a powerful experiential process that allows you to externally map an issue you’re facing, creating a kind of three-dimensional image of the underlying dynamics. What is often felt only internally becomes visible and tangible, revealing hidden patterns that are not accessible through thinking alone.
In this work, we acknowledge what is—without judgment—and begin to restore order where there has been disorder. Unconscious burdens, often carried across generations, can be seen and gently released. As these dynamics shift, the system reorganizes, allowing for a deeper sense of clarity, movement, and belonging.
$65 1-5pm
Randy Goldberg, LMT is a graduate of the DC Hellinger Institute, and of advanced studies in Family Constellation with Heinz Stark of Germany. He is a former Yoga monk, Craniosacral therapist, and a world-renowned astrologer (both Western and Vedic) interviewed by the Washington Post, NPR, and CNN. He has facilitated Family Constellation therapy for individuals and groups for more than 20 years. More information at www.randygoldberg.org ; 202-380-6850 or randygoldberg.org@gmail.com
May 3rd Sunday 1-5pm at the TEAL Center in Arlington VA $65
4001 9th Street North, Suite 230 Arlington, VA 22203
To register, go to https://www.wellnessliving.com/rs/event/teal_center?k_class=870820&fbclid=IwY2xjawRbgP1leHRuA2FlbQIxMABicmlkETFCa3hYcmhqY3JjOFE1dGpSc3J0YwZhcHBfaWQQMjIyMDM5MTc4ODIwMDg5MgABHujfjVkUzyudZkIl4cNVcI1Q_8XZyjCjwaB8jTeErrcRS3PMIm_2x5ZfpzF7_aem_cqe5ENreKtLZkKGNrsvCEw
Virtual Yarn SUNDAY May 3rd
Let's get together virtually!
NOTE THE DAY!!
We can chat, show off our current projects, and get some support from our fellow yarn addicts.
I have set up a Zoom meeting that anyone with a computer (phones count) with the free Zoom app can access. By Saturday, I will send a meeting ID to all attendees through meetup.
DC Code & Coffee - West End Neighborhood Library - Free Coffee!
DC Code and Coffee is an inclusive, informal co-working session. It's community-led and community-run by devs, for devs. People of all skill levels attend. Whether you’re dev-curious, aspiring, or a professional developer, we’d love to have you! Come chat or learn to code on a Sunday afternoon with coffee and cool-inclusive people. Bring your laptop!
We typically meet every month on the weekend.
**Join our online community!**
For all things Tech in DC and to get latest updates and tech events from the DMV area, join the [DCTech Slack](https://dctech.chat/). All DC Code & Coffee announcements are in the #dccodecoffee channel
**How it works**
Near the beginning of the event, we do an introduction circle. You say your name, what you can help others with, and what you would like help with. You can also share job opportunities. After the introduction circle, everything is self-organized.
ASL Brunch on Sundays in Greenbelt
Join our ASL Brunch on Sundays in Greenbelt! All ASL users and learners are welcome.
Brunches are alternately held at two restaurants in Greenbelt, both in the same town plaza.
ODD WEEKS: 1st, 3rd, and 5th Sundays, we meet at Cedars of Lebanon, 103 Centerway.
EVEN WEEKS: 2nd and 4th Sundays, we meet at New Deal Café,113 Centerway.
We are the Greenbelt ASL Community, a group of both Deaf and hearing people who hang out, chat about everyday goings on, trade stories, get to know each other better, and of course, enjoy food together. Many members use ASL as their primary language, several are interpreters or other fluent ASL users, while others are ASL learners who wish to improve their skills while making new friends.
Before or after brunch, you can visit the farmer's market and small coop grocery store in the plaza.
Please RSVP so we can contact you via email if needed.
Our group is on Facebook as Greenbelt ASL Community. Some longtime Brunch attendees don't mark their attendance here, so feel free to stop by even if you don't see others who have RSVP'd on Meet-up.
May Book Club Meetup: Cobalt Red by Siddharth Kara
Join us for a discussion of ***Cobalt Red: How the Blood of the Congo Powers Our Lives* by Siddharth Kara**
Here's the summary:
An unflinching investigation reveals the human rights abuses behind the Congo’s cobalt mining operation―and the moral implications that affect us all.
Cobalt Red is the searing, first-ever exposé of the immense toll taken on the people and environment of the Democratic Republic of the Congo by cobalt mining, as told through the testimonies of the Congolese people themselves. Activist and researcher Siddharth Kara has traveled deep into cobalt territory to document the testimonies of the people living, working, and dying for cobalt. To uncover the truth about brutal mining practices, Kara investigated militia-controlled mining areas, traced the supply chain of child-mined cobalt from toxic pit to consumer-facing tech giants, and gathered shocking testimonies of people who endure immense suffering and even die mining cobalt.
Cobalt is an essential component to every lithium-ion rechargeable battery made today, the batteries that power our smartphones, tablets, laptops, and electric vehicles. Roughly 75 percent of the world’s supply of cobalt is mined in the Congo, often by peasants and children in sub-human conditions. Billions of people in the world cannot conduct their daily lives without participating in a human rights and environmental catastrophe in the Congo. In this stark and crucial book, Kara argues that we must all care about what is happening in the Congo―because we are all implicated.
**Let’s meet at Caboose Commons in Fairfax to enjoy some good discussion and meet new friends.**
Randy Goldbergs last constellation workshop before moving to Santa Monica
Family Constellations is a powerful experiential process that allows you to externally map an issue you’re facing, creating a kind of three-dimensional image of the underlying dynamics. What is often felt only internally becomes visible and tangible, revealing hidden patterns that are not accessible through thinking alone.
In this work, we acknowledge what is—without judgment—and begin to restore order where there has been disorder. Unconscious burdens, often carried across generations, can be seen and gently released. As these dynamics shift, the system reorganizes, allowing for a deeper sense of clarity, movement, and belonging.
$65 1-5pm
Randy Goldberg, LMT is a graduate of the DC Hellinger Institute, and of advanced studies in Family Constellation with Heinz Stark of Germany. He is a former Yoga monk, Craniosacral therapist, and a world-renowned astrologer (both Western and Vedic) interviewed by the Washington Post, NPR, and CNN. He has facilitated Family Constellation therapy for individuals and groups for more than 20 years. More information at www.randygoldberg.org ; 202-380-6850 or randygoldberg.org@gmail.com
May 3rd Sunday 1-5pm at the TEAL Center in Arlington VA $65
4001 9th Street North, Suite 230 Arlington, VA 22203
To register, go to https://www.wellnessliving.com/rs/event/teal_center?k_class=870820&fbclid=IwY2xjawRbgP1leHRuA2FlbQIxMABicmlkETFCa3hYcmhqY3JjOFE1dGpSc3J0YwZhcHBfaWQQMjIyMDM5MTc4ODIwMDg5MgABHujfjVkUzyudZkIl4cNVcI1Q_8XZyjCjwaB8jTeErrcRS3PMIm_2x5ZfpzF7_aem_cqe5ENreKtLZkKGNrsvCEw
Mainframe Computing Events Near You
Connect with your local Mainframe Computing community
Building Agents with Microsoft Agent Framework
We will show how to build custom agents with Microsoft Agent Framework. Attendees will learn how to build and custom host agents when Microsoft Foundry is not a viable option.
Building Scalable Customer Identity Resolution Pipelines on AWS Using AI
Customer identity resolution becomes increasingly complex as organizations scale across multiple systems, regions, and data formats. Traditional rule-based approaches often fail to keep up with data variability, require constant manual tuning, and struggle with real-time processing needs.
This session presents a practical approach to building a scalable identity resolution pipeline using AWS services and modern AI techniques. The architecture combines data ingestion through Amazon S3 and AWS Glue, transformation pipelines using Spark on EMR, and machine learning models deployed via SageMaker for entity matching and standardization. Graph-based relationship modeling is implemented using Amazon Neptune to improve resolution accuracy by incorporating household and shared attribute context.
We will walk through how machine learning models can be used for name and address normalization, how intelligent blocking strategies improve matching efficiency, and how feedback loops can be introduced to continuously improve accuracy. The session also highlights how serverless components such as AWS Lambda can be used for orchestration and real-time processing.
**SPEAKER BIO**
Mosaic Syed is a Senior Data Engineering and Cloud Solutions Architect with over 20 years of experience designing and delivering scalable, secure, and high-performance data solutions across global enterprise environments.
https://www.linkedin.com/in/mosaic-basha-syed-92300856
**CALL FOR SPEAKERS**
Learn more: [https://www.awscolumbus.com/get-involved/](https://www.awscolumbus.com/get-involved/)
**THANK YOU** *VEEAM* for hosting our meetup! To learn more about *Veeam*, please visit their website: [https://www.veeam.com/](https://www.veeam.com/)
**DIRECTIONS**
8800 Lyra Dr #450 · Columbus, OH
go to 4th floor.
**Want to sponsor the pizza and/or bar tab?**
Please contact me if you would like to sponsor this meetup's pizza and/or bar tab: angelo@mandato.com
CBusData - Practical AI for Power BI Developers
Practical AI for Power BI Developers
A year ago, “agentic AI” was mostly hype for Power BI teams. Today, it deserves your undivided attention. For Power BI pros, there is now a real opportunity to reduce repetitive development work, accelerate delivery, and help developers do more, but only when strong DataOps practices are in place to make AI workflows effective.
This session is a no-nonsense introduction to effective AI patterns for Power BI and Fabric development. Along the way, we will make sense of the growing pile of terminology, including skills, plugins, hooks, and MCP. You will see examples of how modern AI tooling can help with development tasks across Power BI and Fabric, along with the prerequisites, guardrails, and DataOps principles needed to use it responsibly.
Whether you're burned out on AI hype or already using Copilot CLI daily, this session will show you the foundations that are finally making AI-assisted development genuinely useful.
The Non-competitive Tennis Partner Program
We connect you with up to 30 Men or Women tennis partners close to your PLAYING REGION and skill level. This program is less competitive, no champions crowned, no league standings just dedicated tennis partners who want to meet up with you on the courts. Players will meet up to play a tennis match or just to hit around. Just go through the [Join Page](https://www.tenniscolumbus.com/partner-program) to enter this program.
[https://www.tenniscolumbus.com/partner-program](https://www.tenniscolumbus.com/partner-program)
COhPy Monthly Meeting
**Improving Office in Franklinton**
Physical location:
Improving Office
330 Rush Alley Suite #150
Columbus, OH 43215
Schedule:
6:00 p.m.: Socialize, eat, and drink. Improving will be providing pizza and beverages.
6:30 to 8:00 pm. Main meeting and presentation(s).
Topic: This month John Lairson will share a notebook describing the Alpaca (Paper) Trading API and discuss different algorithms for evaluating stock trades.
We meet on the last Monday of each Month. Presentations are given by members and friends of this group. If you would like to do a presentation (small or large) on a python topic, please contact Central OH Python at centralohpython@gmail.com
Columbus HUG May
Want to be a speaker? submit your talk to our Call for Presenters!!!
https://sessionize.com/cbus-hug-2026/
Cocoaheads
Come out to Improving for our monthly iOS and Mac meetings.
This Month's Presentation:
Nothing yet. (You should volunteer).
What is Cocoaheads (http://cocoaheads.org/)?
CocoaHeads is a group devoted to discussion of Apple Computer's Cocoa Framework for programming on MacOS X and iOS (including the iPhone, iPad and Apple Watch). During monthly meetings, members present on their projects and offer tutorials on various programming topics.
What is BuckeyeCocoa (http://buckeyecocoa.org/)?
BuckeyeCocoa is a group of Objective-C/Swift developers/enthusiasts. We host monthly Cocoaheads and near-weekly NSCoder meetings in Columbus, Ohio. The meetings are free to attend.
Presentations!
Presenters welcome! We are always in need of people willing to present material. Any Swift and/or Objective-C related topic is welcome. Times can be 5 minutes (i.e. lightning talks) to a maximum of 2 hours. Interested? Contact info is on the BuckeyeCocoa website.
To volunteer for a presentation contact us at @BuckeyeCocoa on Twitter.
Follow us on Twitter! @BuckeyeCocoa (https://twitter.com/#!/Buckeyecocoa/) For more information: http://buckeyecocoa.org/

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