John Ziemkowski

John Ziemkowski: Email & Phone Number

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Barista at Starbucks|Denver, Colorado, United States

Position:

Barista at Starbucks

Location:

Denver, Colorado, United States

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Last updated: 2026-08-07
Updated: 2026-08-07

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Work Experience 7 years

Barista at Starbucks

May 2025 - Current

Server at Texas Roadhouse

Mar 2024 - Current

Shift Lead at Caribou Coffee

Sep 2022 - Feb 2025

Director of Player Operations at Peak Pickleball

Sep 2023 - Jan 2025

Sales Development Representative at InterActive Circle

Sep 2023 - Sep 2024

Assistant Manager at Fourteen Foods

Apr 2023 - Aug 2023

Shift Manager at Fourteen Foods

Feb 2019 - Apr 2023

John Ziemkowski started working in 2019, then the employee has changed 5 companies and 6 jobs. On average, John Ziemkowski works for one company for 1 year 10 months.

Their professional focus is Accounting, Analytical Skills, and Attention to Detail across 3 core areas.

Education

Bachelor of Science - BS at Southwest Minnesota State University

Associate's degree at Normandale Community College

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