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QA Automation Engineer

Barcelona💼 Full-time🗓 2026-05-07 → 2026-08-10

Core

Ensuring the final validation layer for a proprietary Native Ad-Serving SDK (iOS & Android) to guarantee flawless rendering and tracking within host applications.

Role type

QA Automation Engineer (Mobile)

Builds

Automated UI tests and internal testing apps for a global ad-tech SDK

Domain

Ad-tech, Mobile (iOS/Android), Real-time data processing

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Automated UI testing for native iOS and Android, Proxy tools (Charles Proxy, Proxyman, Fiddler), Mobile CI/CD pipelines, Distributing builds, Identifying high-impact UI flows for automation

Preferred skills

MRAID, VAST, OM SDK (Open Measurement), Testing libraries for third-party integration, Measuring SDK impact on device memory or battery life

Technologies

iOS, Android, Charles Proxy, Proxyman, Fiddler, Mobile CI/CD

Responsibilities

Define "Release Ready" criteria for new SDK versions, Build and maintain automated UI tests for ad formats, Verify the "request-to-render-to-click" flow, Manage and expand internal testing apps, Oversee performance of testing apps across global network conditions

Seniority

Mid-level (4+ years experience)

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