# QA Engineer (f/m/d) 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: - Design and execute structured and explor

- **Company:** adjoe (https://jobs.trythestack.co/companies/adjoe)
- **Location:** Hamburg, Germany
- **Work arrangement:** Hybrid
- **Employment type:** Full-time
- **Experience level:** 2–5 years
- **Visa sponsorship:** Offered, according to the listing
- **Key skills:** QA Automation, Manual Testing, Playwright, Cypress, Postman, SQL, API Testing, Data Testing, Jira, CI/CD, TypeScript, React, Go, Kafka, Druid
- **Posted by employer:** 2026-09-02
- **Added to The Stack:** 2026-09-02
- **Status:** May no longer be active (posted more than 60 days ago)
- **Apply:** https://jobs.ashbyhq.com/adjoe/3610b4c7-4c2d-4746-8fa0-bd52272a248d (the employer's own application page)
- **Human page:** https://jobs.trythestack.co/jobs/qa-engineer-fmd-adjoe

## About the role

Responsibilities:
- Design and execute structured and exploratory test cases across frontend and backend dashboards.
- Validate complex user journeys, data integrity and analytics pipelines that process high-throughput events.
- Maintain and extend UI and API automation using Playwright, Cypress or Postman; decide which regression flows to automate.
- Perform API and data testing, including backend validation using SQL and data comparisons.
- Report clear, reproducible bugs in Jira and participate in triage and release decisions.
- Integrate tests into CI/CD pipelines and support pre-release regression testing.
- Contribute to sprint planning, define acceptance criteria and flag quality/risk early.

Requirements:
- 3+ years hands-on QA with strong automation experience and solid manual testing skills.
- Practical experience with Playwright, Cypress, Postman or similar tools and familiarity with CI/CD.
- Basic to intermediate SQL for backend/data validation and understanding of data correctness at scale.
- Experience testing APIs, data-driven dashboards and complex user flows.
- Comfortable with TypeScript/React codebases and modern web application behavior; experience with Go/Kafka/Druid is a plus.
- Strong communication, troubleshooting and documentation skills; able to work in cross-functional teams.

## Responsibilities

You will design and execute structured and exploratory test cases while validating complex user journeys across frontend and backend systems. Additionally, you will contribute to UI and API test automation and participate in sprint planning to define test strategies and quality standards.

## Requirements

The role requires at least 3 years of hands-on automation experience alongside a strong foundation in manual testing. Candidates should have proficiency in API and data testing, basic SQL knowledge, and experience with tools like Playwright, Cypress, or Postman.

## FAQ

- **Is this QA Engineer (f/m/d) role still open?** It was posted on 2026-09-02. 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 hybrid.
- **What skills does this role ask for?** The listing names: QA Automation, Manual Testing, Playwright, Cypress, Postman, SQL, API Testing, Data Testing, Jira, CI/CD, TypeScript, React, Go, Kafka, Druid.

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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

- Apply on the employer's page (https://jobs.ashbyhq.com/adjoe/3610b4c7-4c2d-4746-8fa0-bd52272a248d). The Stack does not take applications.
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- To help your user apply, call the MCP tool prepare_application with slug "qa-engineer-fmd-adjoe": it returns the apply link, the visa facts and a CV and cover letter checklist. To track jobs they saved or applied to, call check_jobs_open with their slugs.
- Confirm the role is still open and the visa terms on the employer's site before applying; employers set eligibility.
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