Manual QA Engineer – Senior
SOFTSWISS Warsaw, Masovian Voivodeship, Poland
Software Development · 1,001-5,000 employees
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About the role
You will own the end-to-end QA strategy for your product team, including test design, defect tracking, and release management. Additionally, you will collaborate with cross-functional teams to validate data, monitor production deployments, and improve overall QA processes.
What they look for
Requirements
The role requires at least 4 years of experience in QA for server-side or backend applications, with strong expertise in microservice architectures. Candidates must be proficient in API testing, CI/CD pipelines, and troubleshooting complex systems using logs and observability tools.
Benefits
Full description
Overview:
SOFTSWISS continues to expand the team and is looking for a Senior Manual QA Engineer to join our team. We need a true, experienced, and accomplished professional who shares our culture and values.
About Product:
The SOFTSWISS Game Aggregator is a high-load casino games API platform that connects operator platforms to multiple remote game servers via a single integration.
Behind the product is a team of engineers, DevOps specialists, integration experts, account managers, and partnership professionals who ensure reliable, secure, and scalable operations for operators worldwide. You'll solve complex technical challenges and help power one of the industry's leading aggregation platforms.
Key responsibilities:
- Own QA for your product team end-to-end: test strategy, checklists, test cases, etc.
- Measure product quality with meaningful QA metrics and indicators (not vanity numbers)
- Report QA status, risks, and plans to your team and product stakeholders
- Review feature requirements early; surface gaps, ambiguities, and risks before development
- Lead releases as the responsible QA; monitor deploy results in production
- Diagnose defects and track them from discovery to resolution
- Validate data directly in the databases - you will work with databases on daily as part of this role
- Collaborate closely with product, infrastructure, and business
- Give product demos to the Product Owner
- Research and adopt new QA approaches and tools, including AI-assisted QA (agents, skills) to speed up routine work
- Continuously improve the team’s QA process
Required Experience:
- 4+ years in QA of server-side / backend applications
- Strong test design & analysis - risk-based prioritization, solid test-design techniques, and exploratory testing
- Systematic mindset and independence - proven experience improving QA processes and driving them, comfortable in a mixed Scrum / non-Scrum environment
- Strong hands-on experience with microservice-based systems -this is the core of the role. You understand the trade-offs of microservice architecture (pros and cons)
- API testing - confident with Postman and REST APIs
- CI/CD - understands pipelines and can read them (GitLab CI)
- Bug tracking - Jira, structured defect management and reporting
- Strong troubleshooting - can localize a failure (frontend vs backend vs data vs infra)
- Logs / observability - able to investigate via ELK / Grafana
- English / Russian - Upper-Intermediate (B2) or higher; good communication skills
Nice to have:
- Prior ClickHouse experience
- Web UI testing and familiarity with design systems (component libraries)
- Test automation tools - experience using test automation tools such as Selenium, JUnit, TestNG, or similar technologies
- AI for QA productivity - using agents / skills / LLM tooling to automate and speed up routine work
- Product / iGaming domain experience
Our Benefits:
- Private health insurance
- Sports benefits
- Comprehensive Mental Health Program
- Free English lessons (online)
- Local language courses
- Paid time off
- Maternity leave support
- Referral program rewards
- Upskilling, internal workshops, and participation in professional conferences and corporate events
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