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Speech & Voice AI Analyst - Czech Speakers

Job

Welocalize

Menlo Park, CA (In Person)

Full-Time

Posted 1 week ago (Updated 2 days ago) • Actively hiring

Expires 6/24/2026

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Job Description

Speech & Voice AI Analyst - Czech Speakers Welocalize - 3.1 Menlo Park, CA Job Details Full-time $26 - $28 an hour 3 days ago Benefits Commuter assistance Health savings account Paid holidays Health insurance Dental insurance Employee assistance program Vision insurance Food provided Paid sick time Qualifications Teamwork Microsoft SQL Server English Attention to detail Czech AI Full Job Description About Welo Data Welo Data is a global leader in AI training data, partnering with some of the world's most innovative technology companies to help shape the future of artificial intelligence. Our teams contribute to cutting-edge AI systems used by millions of people every day. We're growing fast and looking for bilingual professionals who are excited about technology, language, and innovation to join us onsite in a collaborative and fast-paced environment. About This Role Are you fluent in Czech and English? Passionate about AI and emerging technologies? This is an opportunity to work onsite alongside world-class teams contributing to the development of next-generation AI experiences. Welo Data is looking for detail-oriented and reliable individuals to join our team as Data Labeling Analysts, supporting speech and voice AI systems. This is a high-impact production role focused on building the datasets that power real-world AI systems. You'll be working with audio, speech, and language data — helping ensure models are trained on accurate, well-structured, and representative inputs. While this role is more execution-focused than evaluation-heavy roles, it still requires strong judgment, attention to detail, and consistency . The work sits at the intersection of language, data, and AI systems — where precision and discipline matter at scale. What We're Looking For Fluency in Czech and English Authorized to work in the U.S. (no visa sponsorship) Based in or able to commute to the SF Bay area 1+ year of experience in data labeling, annotation, or content-focused work; or a Bachelor's degree in a related field (required) Detail-oriented with strong attention to accuracy and structured workflows Ability to follow detailed instructions consistently and manage time effectively Willingness to ask questions and escalate when needed Interest or background in AI, data, or language work is a plus Position details: Data Labeling Analyst — $26-28/hr 1-2 years of experience in data labeling, annotation, or content work
Location:
100% Onsite in one of our offices in SF Bay area . We also have the same role open in NYC and Seattle area.
Employment:
W2 Full-Time | 40 hrs/week
Benefits:
Paid Sick Time & Paid Holiday (combined): 15 days
Paid Holidays:
Memorial Day and Labor Day Medical, Dental, and Vision Insurance (eligibility applies) Health Savings Account (HSA) 401(k) Retirement Plan Employee Assistance Program Additional voluntary benefits (life, accident, critical illness, etc.) Onsite Perks (where applicable): Free breakfast, lunch, and dinner Stocked micro-kitchens with snacks and beverages Commuter benefits, including shuttles and bike-to-work options Unique campus features depending on location
Pay:
$26.00 - $28.00 per hour Application Question(s): Would you be available to work onsite in SF Bay area? What is your level of Czech language proficiency?
Experience:
data annotation/labeling: 1 year (Required)
Location:
Menlo Park, CA 94025 (Required)
Work Location:
In person