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Automation Tester/QA (C#) @ Scalo

Polska🌐 Remote💼 Full-time💰 $130–$130🗓 2026-05-21 → 2026-08-06

Core

Designing, creating, and maintaining automated tests for microservices and event-driven architectures in a debt collection ecosystem.

Role type

Senior Automation QA Engineer (C#/.NET)

Builds

Automated test suites for backend, API, and end-to-end flows for a core debt collection platform.

Domain

Fintech / Debt Collection / Event-driven microservices

Deliverable

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

Required skills

C#, .NET, xUnit, Reqnroll, Shouldly, Cypress, Playwright, REST API testing, Postman, CI/CD pipeline integration, Git, Jira, Xray, SQL/PostgreSQL, Performance testing (k6, JMeter)

Preferred skills

Domain-Driven Design (DDD), TestContainers, Grafana, Agile/Kanban methodologies

Technologies

C#, .NET 10, xUnit, Reqnroll, Shouldly, Cypress, Playwright, TestContainers, GitLab CI/CD, GitHub Actions, PostgreSQL, Grafana, k6, JMeter, Postman

Responsibilities

Design and maintain automated tests for microservices based on event-driven architecture; Develop and execute backend, API, and end-to-end tests in .NET; Implement and evolve performance tests using k6; Collaborate with developers and Test Leads in Agile environments; Validate business logic using SQL/PostgreSQL.

Seniority

Senior, hands-on IC

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