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Sr. Software Quality Assurance Engineer - Audio, Edge Technology

Sr. Software Quality Assurance Engineer - Audio, Edge Technology at Amazon scores 26 out of 100 on AI centrality, which makes it AI Level 1 of 4 (Little AI) on this board. The level measures how much of the work is AI, not seniority.

IN, KA, Bengaluruseniorfull-time

AI in this role

Amazon Lab126 is an inventive research and development company that designs and engineers high-profile consumer electronics. Lab126 began in 2004 as a subsidiary of Amazon.com, Inc., originally creating the best-selling Kindle family of products. Since then, we have produced groundbreaking devices like Fire tablets, Fire TV, and Amazon Echo. What will you help us create?

Work hard. Have fun. Make history.

The Role:
As a Software Quality Assurance Engineer - Audio, you will work with consumer application testing expertise. You will join the team of hands-on, pro-active, self-motivated and seasoned SQA professionals. In this role, you will:
- Create test plans and test cases
- Efficiently execute test cases across all functional areas of our products
- Review product user interface for conformity to design guidelines
- Find, isolate, document, regress, and track bugs through resolution
- Interpret and report testing results, and be a vocal proponent for quality in every phase of the development process
- Work with Software Development Engineers to understand the overall technical architecture and how each feature is implemented

Key job responsibilities
Key responsibilities
Own end-to-end audio QA for one or more device programs: define test plans, test cases, and acceptance criteria, and drive release sign-off (Day-0, GMC, OK2SHIP).
Design and execute functional, regression, and performance tests for audio features (VoIP, ASR/wake-word, ANC/passthrough, playback, echo cancellation/AEC, beamforming, spatial audio).
Build and maintain automated test suites and lab pipelines; expand coverage and reduce manual effort through shift-left automation.
Define and track audio quality KPIs (POLQA/MOS, FRR/FAR, ERLE, latency/jitter, loudness) and report defect-escape rate, coverage, and release risk to stakeholders.
Triage, root-cause, and reproduce audio defects; partner with DSP, firmware, AFE, and platform teams to drive resolution.
Own the test infrastructure and device/lab readiness (acoustic setups, rigs, calibration) needed for reliable, repeatable measurements.
Represent audio quality in program reviews; surface regression and schedule risks with clear mitigation plans.
Mentor junior QA engineers and raise the bar on test craft, documentation (e.g., TestRail suites), and review mechanisms.

Basic qualifications

- 6+ years of quality assurance engineering experience
- 4+ years of delivering test frameworks, test tools, leading the QA projects and initiatives experience
- Knowledge of QA methodology and tools, with demonstrated experience in an QAE role
- Experience in manual testing
- Experience in automation testing
- Experience scripting or coding
- Hands-on experience testing audio, DSP, or embedded/consumer-device software.
- Solid understanding of digital signal processing and acoustic fundamentals.

Preferred qualifications

- 2+ years of UI Automation (preferably on mobile platforms) experience
- Knowledge of at least one modern object-oriented programming language such as C++, Java, Objective C
- Experience with objective audio quality tools and metrics (POLQA/PESQ, ACQUA, MOS, ERLE).
- Familiarity with the hardware device lifecycle (EVT/DVT/PVT) and manufacturing release gates.
- Experience testing VoIP, wake-word/ASR, ANC, or spatial/head-tracked audio.
- Experience with acoustic measurement setups (HATS, anechoic/lab test rigs) and calibration.

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