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Lead AI Quality Engineer & Test Automation Architect

On-site in Barcelona·Full-time·Added yesterday

Pasiona

35 open roles

Overview

Job details

  • Permanent contract

    Full-time.

Requirements

  • Have the right to work in Spain

    Pasiona doesn't mention sponsorship in the ad.

  • Work in English

    English is required, per the ad.

  • Work on-site in Barcelona

    No relocation package mentioned.

  • Have senior-level experience

    Lead-level role.

Requirements

What we're looking for

  • Experience & Specialization: Proven senior/lead expertise in software quality engineering with a dedicated focus on AI/ML systems and GenAI applications.

  • Programming & Automation: Advanced proficiency in Python for test automation, data validation, and custom AI testing scripts.

  • GenAI & RAG Ecosystems: Hands-on experience with GenAI frameworks, vector databases, chunking strategies, and retrieval evaluation.

  • Model Evaluation & Metrics: Deep understanding of data validation, model evaluation metrics, fairness/bias testing, and drift detection (data and concept drift).

  • API Testing: Expertise in testing AI services and model endpoints using tools such as Postman, REST Assured, or Python REST clients.

  • DevOps, Cloud & Infrastructure

    • Experience with CI/CD pipelines for continuous testing integration.

    • Exposure to cloud platforms hosting AI deployments.

    • Working knowledge of containerization and orchestration environments (e.g., Docker, Kubernetes).

    • Familiarity with Big Data ecosystems for large-scale AI testing.

  • Security & Governance: Experience in AI ethics, compliance testing, observability tools, and security testing for data pipelines and model-serving endpoints.

Nice to have

  • Advanced Red Teaming: Hands-on experience building automated adversarial test suites and automated synthetic data generation for rare edge cases.

  • Framework Automation: Direct implementation of specialized LLM evaluation frameworks (e.g., Ragas, DeepEval, TruLens).

  • Observability Setup: Advanced configuration of AI monitoring dashboards and automated regression testing workflows for retrained models.

Languages

English is a must

The role

What you'll do

  • Design and execute end-to-end testing strategies specifically tailored for Machine Learning models, Generative AI systems, RAG architectures, and Autonomous Agents.

  • Validate model accuracy, fairness, bias detection, explainability, robustness, and performance across diverse and edge-case datasets.

  • Execute adversarial testing, prompt-injection, jailbreaking, and red-teaming to evaluate prompt robustness and behavioral variations under stress.

  • Validate agentic workflows, including multi-step reasoning paths, state transitions, tool execution, and fallback behaviors during service failures.

  • Evaluate LLM outputs for correctness, grounding, factuality, consistency, safety, and hallucination reduction.

  • Assess vector store behavior, document chunking logic, retriever configurations, and semantic search accuracy.

  • Conduct API, performance, latency, throughput, and concurrency testing on AI inference endpoints and data pipelines.

  • Ensure compliance with AI ethics, data privacy laws, business rules, and insurance regulatory guidelines, maintaining audit-ready test evidence and behavioral reports.

  • Define AI quality KPIs, establish test governance, and build automated testing frameworks integrated into CI/CD pipelines.

  • Collaborate closely with Data Scientists, ML Engineers, SMEs, and DevOps teams while mentoring junior QA engineers and creating reusable test accelerators.

Ubicación

Barcelona

About Pasiona

Pasiona is a technology consulting firm specializing in cybersecurity, cloud infrastructure, and digital transformation. The company operates as a strategic partner for enterprises, offering services that range from vulnerability management and penetration testing to AI-driven platform engineering and data integration. With a global footprint, Pasiona combines deep technical expertise with a strong focus on innovation, helping organizations modernize their IT environments and secure their digital assets.

In Spain, Pasiona has established a significant presence in Barcelona, where it runs its Spanish operations and serves as a hub for international talent. The company is known for its collaborative, engineering-driven culture and actively recruits international professionals, offering opportunities for growth in areas like AI, cloud security, and platform engineering. For international hires, Pasiona provides a multicultural environment and the chance to work on cutting-edge projects, making it an attractive destination for those looking to build a career in Spain's thriving tech sector.

Industry
Tech Consulting
Founded
2010
Employees
100–500
Headquarters
Barcelona, Spain
In Spain
Barcelona

Good to know if you are moving

  • Pasiona is headquartered in Barcelona, so international hires would be joining the company at its global HQ.
  • The company's working language is English, making it accessible for non-Spanish speakers.
  • Pasiona offers visa sponsorship and relocation support for international candidates.
  • The company has a strong focus on professional development and certifications in cybersecurity and cloud technologies.
  • Barcelona offers a high quality of life, with a strong tech ecosystem and international community.
All open roles at Pasiona

Location

Pasiona · Barcelona

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