# Senior QA Engineer at adjoe

> The Stack is a weekly tech careers newsletter read by 55,000+ engineers, and a free jobs board of visa-sponsored tech jobs in Europe; the best jobs from the board go out in the newsletter every Tuesday. This is one job from the board.

> Responsibilities: - Own end-to-end QA for mobile SDKs (Andro

- **Company:** adjoe (https://jobs.trythestack.co/companies/adjoe)
- **Location:** Hamburg, Germany
- **Work arrangement:** On-site
- **Employment type:** Full-time
- **Experience level:** 2–5 years
- **Visa sponsorship:** Offered, according to the listing
- **Key skills:** Mobile Testing, SDK Testing, AWS, Kubernetes, Docker, Kafka, SQS, Appium, Playwright, Kibana, Grafana, Regression Testing, Smoke Testing, Kotlin, Swift, Technical Documentation
- **Posted by employer:** 2026-06-18
- **Added to The Stack:** 2026-06-19
- **Status:** May no longer be active (posted more than 60 days ago)
- **Apply:** https://jobs.ashbyhq.com/adjoe/25fd58c5-def8-4ba2-8216-8d651df6129d (the employer's own application page)
- **Human page:** https://jobs.trythestack.co/jobs/senior-qa-engineer-adjoe

## About the role

Responsibilities:
- Own end-to-end QA for mobile SDKs (Android/iOS) and analytics tooling, covering device behaviour and backend integration.
- Develop and execute test strategies: regression, smoke, integration and post-release validation.
- Implement and maintain automated test suites (Appium, Playwright) alongside manual exploratory testing on real devices.
- Validate SDK stability inside third-party apps, performance under load, and correct signal capture for ML and bidding flows.
- Use observability and debugging tools (Kibana, Grafana, Kreya, k9s) to investigate incidents and production issues.
- Collaborate with engineers on root-cause analysis, reproduce issues across services, and contribute to technical documentation.

Requirements:
- 3+ years QA experience with hands-on mobile SDK testing across Kotlin and Swift environments.
- Proven automation experience with Appium, Playwright or similar frameworks.
- Strong knowledge of cloud and infra components (AWS), containers (Docker, Kubernetes), messaging (Kafka, SQS).
- Comfortable with monitoring, logging and service investigation tools; able to triage backend and infra issues.
- Clear communicator who works closely with engineers and product teams and documents findings concisely.

## Responsibilities

The role involves owning end-to-end testing for mobile SDKs and analytics dashboards, ensuring stability across Android and iOS platforms. Responsibilities include developing comprehensive test strategies and collaborating with engineers to investigate system behavior and product requirements.

## Requirements

Candidates need 3+ years of QA experience with hands-on mobile testing and proficiency in automation tools like Appium or Playwright. Experience with cloud infrastructure (AWS), container orchestration, and monitoring tools is required to analyze full-stack system health.

## FAQ

- **Is this Senior QA Engineer role still open?** It was posted on 2026-06-18. Listings more than 30 days old may no longer be active, so check adjoe's site before applying.
- **Does adjoe offer visa sponsorship?** This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on adjoe's site.
- **Where is this role located?** The listing gives the location as Hamburg, Germany. It is marked on-site.
- **What skills does this role ask for?** The listing names: Mobile Testing, SDK Testing, AWS, Kubernetes, Docker, Kafka, SQS, Appium, Playwright, Kibana, Grafana, Regression Testing, Smoke Testing, Kotlin, Swift, Technical Documentation.

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## About The Stack

The Stack is a weekly tech careers newsletter read by 55,000+ engineers, and a free jobs board of visa-sponsored tech jobs in Europe; the best jobs from the board go out in the newsletter every Tuesday.

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## Notes for agents

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