Speech & Voice AI Analyst — Polish Speakers

Job overview

The Speech & Voice AI Analyst role is described as 100% onsite, with no remote work, and requires candidates to be located in or able to commute to one of the listed cities; the listing location is Mundelein, IL. It is full-time, 40 hours per week, at $28 per hour. Welo Data produces training data transformation solutions that support language and AI systems. The analyst labels and annotates speech and voice datasets, helping create accurate, structured inputs for AI training pipelines. Consistent execution, careful application of guidelines, and escalation of ambiguous cases support the quality and reliability of speech and voice models.

What you'll do

• Complete high-volume speech and voice data labeling and annotation
• follow detailed guidelines for consistency, accuracy, and data integrity
• transcribe, categorize, and tag audio and language data
• maintain throughput and quality
• escalate unclear cases
• adapt to changing guidelines and workflows
• support AI training data production
• participate in team calibrations and quality alignment sessions.

What we're looking for

Skills & competencies

full-time

speech & voice ai analyst

polish speakers

native-level polish

data labeling

audio annotation

transcription

ai training data

onsite

mundelein il listing

$28/hr

40 hours per week

welo data

Work arrangement

• Weekend coverage required

Benefits & perks

• Six paid vacation days
• two paid company holidays
• paid sick leave
• medical, dental, and vision insurance subject to eligibility
• HSA
• 401(k)
• employee assistance program
• voluntary benefits. Onsite perks may include meals, snacks, and commuter benefits, depending on location.

Why this role

Native-level Polish fluency is required; applicants need one year of relevant work experience or a related bachelor’s degree or equivalent academic qualification.

About the employer

Welo Data is hiring for this role. Industry: Translation and Interpretation Services. Sector: 54.