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BrainRocket β’ Valencia, Valencian Community, Spain
Role & seniority: Senior SDET / Test Automation Engineer (TypeScript)
Stack/tools: TypeScript; modern automation patterns (Page Object Model, Screenplay, Composition); API/backend testing (REST, GraphQL, microservices); Docker; GitLab CI; test fixtures/mocks/helpers; tests co-located with code
Architect and build a scalable automation framework from scratch in TypeScript
Implement full test pyramid coverage (Unit, API/Integration, UI/E2E) and ensure tests live in the same repo as code
Improve DX with fixtures/mocks/helpers, integrate quality gates in GitLab CI, and mentor engineers on testing best practices
3+ years building automation frameworks from the ground up
Strong TypeScript expertise (generics, interfaces, strict typing)
Experience with modern automation patterns (POM, Screenplay, Composition)
API/backend testing experience (REST, GraphQL, microservices)
Docker and debugging CI/CD pipelines
Proactive mindset toward reducing bugs via tooling/engineering practices
Contract testing experience
Deeper knowledge of frontend/backend frameworks and internal workings
Location & work type: Valencia, Spain; office-based
Notes: Global tech company with cross-domain clients; relocation support available; comprehensive benefits.
BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. βYoung, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We donβt follow formats. We shape them. We build what works, launch it fast, and make sure it hits. Senior SDET / Test Automation Engineer (TypeScript) π Valencia, Spain | Office-based About the Role We are looking for an engineer who sees testing as a code-first discipline. We are building a modern engineering culture where tests live alongside the code β not in isolated QA silos. This role is not about writing test scripts. You will become the architect of our Quality Infrastructure, designing and building a scalable TypeScript-based testing framework that supports all levels of testing β from Unit to E2E. This is an office-based position in Valencia. Responsibilities
Architect and build a modern, scalable automation framework from scratch using TypeScript
Implement full test pyramid coverage: Unit, Integration (API), and E2E (UI)
Drive the βtests alongside codeβ approach, ensuring tests reside in the same repository as the source code
Improve Developer Experience by creating fixtures, mocks, and helpers for local testing
Integrate quality gates into GitLab CI pipelines to ensure fast and reliable feedback
Mentor engineers on testing best practices and writing testable code
Requirements
3+ years of experience building automation frameworks from the ground up
Strong TypeScript expertise (generics, interfaces, strict typing)
Experience with modern automation patterns (Page Object Model, Screenplay, Composition)
Solid understanding of API and backend testing (REST, GraphQL, microservices)
Experience with Docker and debugging CI/CD pipelines
Proactive mindset focused on preventing bugs through better tooling and engineering practices
Nice to Have
Experience with Contract Testing
Understanding of frontend and backend frameworks beyond testing β knowledge of how they work internally