Software Tester 3

EPITEC; Plano (TX); On-site; USD 37,000 - 40,000; Full time

Job summary

EPITEC is seeking a Software Tester 3 for an onsite, 1-year contract in Plano, TX, to validate AI features and ensure high-quality model outputs. The role emphasizes end-to-end AI validation, prompt design, and cross-team collaboration.

The ideal candidate has 1–3 years in software QA, experience with QA lifecycles, and familiarity with AI systems and prompt engineering. English and Korean business proficiency is preferred; strong communication and organizational skills are essential.

Qualifications

• BS in Computer Science/Engineering/Data Science or related field required.
• 1–3 years software QA experience required.
• Proven experience with QA test plans, manual/automated test execution, and defect management.
• In-depth knowledge of product quality management and QA lifecycles (SDLC).
• Familiarity with AI systems, LLMs, and prompt engineering tools is desirable.
• Experience in the Mobile/Telecom industry is desirable.
• English and Korean (business proficiency in speaking/reading/writing) preferred.
• Strong communication, multi-tasking, and organizational skills.
• Self-motivated and proactive; able to engage with multiple teams across multiple locations.

Responsibilities

• Evaluate model output quality across diverse scenarios and edge cases.
• End-to-end AI execution and validation of new AI features, ensuring functional accuracy, reliability, and alignment with product requirements before release.
• Design, run, and evaluate prompt-based test scenarios to ensure consistent and high-quality language model outputs.
• Report performance / usability bugs and inconsistencies in AI-driven features with user impact assessments.
• Automate prompt validation where possible, using tools generated internally.
• Support continuous improvement of UX and AI feature integration through data-driven QA practices like benchmarking.
• Ensure successful execution of multiple projects simultaneously.
• Communicate with internal/external teams in professional manner to build and maintain excellent rapport.

Skills

Strong communication

Self-motivated

Cross-location collaboration

Education

BS in Computer Science/Engineering/Data Science

Job description

Job Title: Software Tester 3

Contract Duration: 1-year, possible extension

Location: Plano, TX

Work Arrangement: Onsite

Pay: $27-$29

Essential Duties & Responsibilities

• Evaluate model output quality across diverse scenarios and edge cases.
• End-to-end AI execution and validation of new AI features, ensuring functional accuracy, reliability, and alignment with product requirements before release.
• Design, run, and evaluate prompt-based test scenarios to ensure consistent and high-quality language model outputs.
• Report performance / usability bugs and inconsistencies in AI-driven features with user impact assessments.
• Exceptional problem-solving abilities and debugging and log analysis skills.
• Automate prompt validation where possible, using tools generated internally.
• Support continuous improvement of UX and AI feature integration through data-driven QA practices like benchmarking.
• Ensure successful execution of multiple projects simultaneously.
• Communicate with internal/external teams in professional manner to build and maintain excellent rapport.
• Works on problems of limited scope. Follows standard practices and procedures.
• Conduct usability testing across platforms to identify friction points and accessibility issues.
• Strong problem solving and analytical skills, communication (verbal and written) skills, and organizational and documentation skills
• Goal oriented, possess a sense of urgency and capable to work under pressure and also work independently with limited supervision

Qualification (Background and Experience)

• BS in Computer Science/Engineering/Data science or related field required
• 1–3 years software QA experience required.
• Proven experience with QA test plans, manual/automated test execution, and defect management.
• In-depth knowledge of product quality management and QA lifecycles (SDLC).
• Familiarity with AI systems, LLMs, and prompt engineering tools is desirable.
• Experience in the Mobile/Telecom industry is desirable.
• English and Korean (business proficiency in speaking/reading/writing) preferred.
• Strong communication, multi-tasking, and organizational skills.
• Self-motivated and proactive; able to engage with multiple teams across multiple locations.
• Sense of ownership with a drive to complete projects end-to-end.
• Passion for continuous learning and staying current with evolving technologies.
• Understanding of how technology influences culture and society in the US.