QA Engineer, AI Voice

Lingaro

. Run E2E, API, integration, regression, and release tests on voice journeys across markets and configurations .

Posted 11/5/2026full-timeRemote • PolandMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in software quality assurance with a focus on voice and conversational AI testing, including API testing and automation. Proficient in troubleshooting and defect logging, with strong communication skills in English.

Highest-signal resume keywords

Software QA ExperienceVoice Agent TestingAPI TestingAutomation in Python or JavaScript/TypeScriptISTQB Certification

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

E2E TestingAPI TestingRegression TestingAutomated TestingDefect LoggingTroubleshootingVoice TestingSpeech RecognitionSpeech OutputResponsible-AI Testing

Soft Skills

Clear CommunicationCollaboration

Tools & Technologies

JiraAzure DevOpsHammingCekuraCovalBotiumPromptfooDeepEvalLangSmithTwilio

Certifications & Qualifications

ISTQB Certification

Industry Keywords

Conversational AIVoice Testing PlatformsTelephony BasicsCustomer Journey ValidationUAT Support

Tech Stack

Tools & technologies

AzureJavaScriptPythonTypeScript

About the role

Key responsibilities & impact

Run E2E, API, integration, regression, and release tests on voice journeys across markets and configurations
Prepare test data and expected outcomes
Support business testers during UAT
Run and extend automated suites and evaluation sets designed by the Senior
Log defects with clear reproduction steps and transcripts, and follow them to closure
Flag risks and blockers early

Requirements

What you’ll need

At least 3 years of experience in software QA
At least 1 year of experience in testing voice or conversational AI
Hands-on voice agent testing, including speech recognition and speech output basics, intents, latency, and reading transcripts
Understanding why the same input can produce different AI outputs, and how to test for it
API testing and basic automation in Python or JavaScript/TypeScript
Jira or Azure DevOps and a test management tool
Troubleshooting from logs and transcripts
Clear written and verbal communication
English at least B2
Experience with voice testing platforms (Hamming, Cekura, Coval, Botium) is a plus
Experience with LLM evaluation tools (Promptfoo, DeepEval, LangSmith) is a plus
Experience with telephony basics (SIP, Twilio, Azure Communication Services) is a plus
ISTQB certification is a plus
Experience in Responsible-AI testing (PII, bias, safety) is a plus
Experience validating customer journeys across multiple markets is a plus

Benefits

Comp & perks

Stable employment with an established employer on the market since 2008
“Office as an option” model: choice to work remotely or in the office
Workation in line with the workation policy
Great Place to Work® certified employer
Flexibility regarding working hours and preferred form of contract
Comprehensive online onboarding program with a “Buddy” from day 1
Cooperation with top-tier engineers and experts
Unlimited access to the Udemy learning platform from day 1
Certificate training programs
Upskilling support, capability development programs, Competency Centers, knowledge sharing sessions, community webinars, and 110+ training opportunities yearly
Internal promotion and career growth opportunities
Diverse, inclusive, and values-driven community
Autonomy to choose the way you work
Referral bonuses
Activities supporting well-being and health
Opportunities to donate to charities and support the environment
Modern office equipment purchased for you or available to borrow, depending on your location