Mashgin
Technology
AIDataLabeler
Neural analysis suggests this role is
optimal for Mid+ candidates.
“AI Data Labeler at Mashgin. Skills: Data annotation, Quality assurance, Computer vision. Label images and video frames. Annotate edge cases”
Industry & Context.
Solving technology problems; Troubleshooting
What They're Looking For.
Must Have
2+ years of experience labeling data, Experience with annotation tools, Comfort following detailed written guidelines, Written communication for QA reports, Comfort working with images and video
Nice to Have
Prior experience labeling data, Working knowledge of ML evaluation concepts, Experience with hardware troubleshooting, Background in roles requiring meticulous inspection
What You'll Do.
Label images and video frames
Maintain consistency against taxonomy
Follow detailed annotation guidelines
Compare model predictions to ground-truth labels
Document failure modes
Audit annotations from peers
Enforce inter-annotator agreement
Review confusion matrices and error reports
Identify capture issues
Confirm image quality
Confirm end-to-end checkout accuracy
Reproduce software bugs
Document software bugs
Run regression checks
Maintain internal labeling guidelines
Refine internal labeling guidelines
Write concise reports
Summarize labeling trends
Summarize error patterns
Summarize recommendations
How You'll Work.
Team & Collaboration
Cross-functionally with ML engineers; Cross-functionally with hardware engineers; Cross-functionally with product; Cross-functionally with operations
Communication Scope
Written communication; Slack updates
Full Job Description
## Description About Mashgin Mashgin powers the world's best checkout experience for over 40 million users. Customers just place their items on our kiosks and our AI rings up their entire order in less than a second. With Mashgin, lines are now optional. Mashgin's technology powers over 1 billion transactions at your favorite locations, including over half of all US professional sports teams, 4,000 convenience stores, major airports, universities, and more. We’re not just building cutting-edge AI—we’re creating real-world impact and unforgettable experiences. Backed by a well-funded Series B, we’re also one of the rare AI startups that’s already profitable. Our secret? A culture of extreme ownership, autonomy, and customer obsession. At Mashgin, we are building something extraordinary by challenging conventional wisdom. We’ve thrown out the old rules to focus on what truly matters: creating a kickass product that makes people say, 'Wow'. We don’t care about short-term wins; we build systems that stand the test of time. If you thrive in a culture of excellence without compromise and want to see your work have an immediate, remarkable impact, you’re in the right place. Position Summary We’re looking for someone to work part time, flexible hours with our team at Mashgin to promote our new technology around New Hampshire. You will be responsible for showing people how to use Mashgin’s Touchless Checkout System, and debugging any issues that arise along the way. If you are excited about innovative computer vision and A.I. technologies, if you enjoy solving technology problems, and if you are great with empathizing with humans who are learning new technologies - this role is for you! This role will last for 4-8 weeks, is a part time contractor role, time-off during holidays, and has flexible hours! The pay is $15 per hour. ## You Will Be Data Annotation • Label images and video frames with bounding boxes, polygons, segmentation masks, and SKU-level classifications. • Anno
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