EY AI Solution Designer & Prompt Engineer 

Portugal, Lisbon 

327171411

Responsibilities

• Conduct interviews, workshops, and dynamic sessions with business units to map processes and identify AI-driven opportunities.
• Graphically represent current and future operational flows with a focus on efficiency, automation, and AI integration.
• Identify and qualify opportunities for applying Generative AI, Classical AI, or traditional automation.
• Collaborate with technical and business stakeholders to define strategic and technical approaches for identified problems.
• Plan, write, test, and optimise prompts in Generative AI projects.
• Iterate with business stakeholders to validate outputs and ensure the quality, context, and applicability of solutions.
• Measure the performance of AI responses and adjust strategies based on data and feedback.
• Document decisions, tests, experiments, and learnings in a structured and reproducible manner.
• Prepare executive presentations, feasibility analysis reports, and solution briefs for development teams and stakeholders.
• Ensure solutions align with strategic business objectives and support the prioritisation of initiatives based on impact and feasibility.
• Apply best practices for versioning, measurement, and reproducibility in Generative AI workflows.

Required Qualifications

• Completed higher education in Systems, Technology, Computer Science, Engineering, or related fields.
• Solid knowledge of AI capabilities, limitations, and best practices, with a strong understanding of Generative AI and classic machine learning techniques.
• Practical experience in Generative AI projects, including prompt engineering, prompt construction, optimisation, and building document-based AI systems.
• Proven experience in designing and optimising business processes.
• Ability to translate business problems and requirements into viable technical solutions.
• Proficiency in diagramming tools (e.g., Visio, Lucidchart, Draw.io, Miro, Bizagi).
• Ability to conduct iterative cycles of interviews, experimentation, and validation with non-technical areas.
• Systemic vision and the ability to question, diagnose, propose solutions, and proactively drive change.
• A strong ability to facilitate conversations between technical and non-technical teams.

Desired Qualifications

• Proficiency in Python and knowledge of other languages such as JS, R, etc..
• Proven experience in developing AI solutions and leading technical projects.
• Interest and basic knowledge in robotics are valued
• Experience with Generative AI services (e.g., Azure OpenAI, Google Vertex AI, AWS Bedrock, or open-source models).
• Knowledge of relational and vector databases.
• Familiarity with low-code/no-code tools.
• Familiarity with versioning tools and good practices for reproducible engineering.
• Experience with agile methodologies and multidisciplinary squads.
• Previous experience in innovation, digital transformation, or consulting contexts will be a plus
• Proficiency in English, with the ability to operate effectively in global environments.
• Experience with testing frameworks applied to Generative AI.
• Familiarity with process mapping frameworks like BPMN.

What we look for
Highly motivated individuals with excellent problem-solving skills and the ability to prioritize shifting workloads in a rapidly changing industry. An effective communicator, you’ll be a confident team player equipped with strong people management skills and a genuine passion to make things happen in a dynamic organization. If you’re ready to take on a wide range of responsibilities and are committed to seeking out new ways to make a difference, this role is for you.

EY offers a competitive remuneration package commensurate with your work experience. Plus, we offer:
• Support, coaching and feedback from some of the most engaging colleagues around;
• Opportunities to develop new skills and progress your career;
• The freedom and flexibility to handle your role in a way that’s right for you.

If you can demonstrate that you meet the criteria above, please contact us as soon as possible.