About the Company
At Sourcing Trust, we are committed to delivering innovative, reliable, and tailored technology solutions that empower businesses to succeed in a rapidly evolving digital landscape. With a focus on excellence, integrity, and collaboration, we build lasting partnerships by understanding our clients' unique needs and providing them with expert support across. Our team is dedicated to fostering a positive and inclusive work environment where every employee's contribution is valued, encouraging continuous growth, learning, and shared success. Join us and be part of a passionate organization driven by innovation and excellence.
About the Role
We are looking for a Senior QA Tester Engineer to ensure the quality and reliability of a cross‑media measurement platform developed in partnership with industry leaders such as Google, Meta, TikTok, and Amazon. This role focuses on test automation, API testing, and data validation within a modern API‑first, cloud‑native architecture, working closely with development teams to embed quality into the CI/CD pipeline and guarantee platform robustness end to end.
Requirements
Requirements
Core Responsibilities & Skills
Implement API‑level testing (contract, integration, component) for microservices and service layers.
Develop automated checks to validate complex data pipelines and ensure the accuracy of measurement outputs.
Maintain and improve the automation ecosystem using tools such as Playwright, Supertest (NestJS) and GCP Cloud Build.
Collaborate with software engineers to integrate testing into the development lifecycleand CI/CD workflows.
Monitor and improve quality metrics (test stability, execution time, coverage).
Strong experience with test automation frameworks for web applications and distributed systems.
Solid experience testing RESTful APIs and microservices.
Hands‑on experience with Playwright, Cypress, Puppeteer or similar tools.
Strong programming skills in JavaScript or TypeScript.
Good knowledge of SQL and experience validating data‑driven platforms.
Experience integrating automated tests into CI/CD pipelines.
Experience working with containerized environments (e.g., Docker).
Ability to design, develop, and maintain automated test suites ensuring strong regression coverage.
Tech Stack Focus
Automation & Testing: Playwright, Cypress, Puppeteer, Supertest, API testing, test automation frameworks.
Data & Databases: SQL, data validation, analytics pipelines.
Nice to Have
Experience with Google Cloud Platform (GCP) or other cloud environments.
Experience testing data pipelines or analytics platforms.
Exposure to Generative AI tools for test generation or synthetic data creation.
Experience contributing to open‑source projects or familiarity with WFA standards.
Language Requirements
Minimum English level: B2 (fluency required).