Senior AI Engineer

dentsuaegis; Lisboa; Híbrido; EUR 70 000 - 100 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

25 vacation days

Mental Health support

Health insurance

Resumo da oferta

Merkle, a dentsu company, is seeking a Senior AI Engineer to lead prompt engineering and empower business users across the organization. You will coach users, develop guides, and optimize AI workflows with a hands-on technical leadership role.

In a collaborative, international team, you will mentor peers, stay current with AI platforms, and contribute to knowledge sharing while supporting flexible, hybrid work arrangements in Portugal.

Qualificações

• 5+ years of AI/ML/LLM experience.
• Excellent ability to translate AI concepts for business users.
• Experience in training and mentoring teams.
• Hands-on with multiple AI platforms and tools.

Responsabilidades

• Lead prompt engineering initiatives and create best practices.
• Provide hands-on technical support to business users.
• Conduct training sessions on AI tools and prompts.
• Mentor junior staff and lead communities of practice.

Conhecimentos

Prompt engineering

AI tooling

ML/LLM knowledge

Training & mentoring

Technical leadership

Formação académica

Advanced degree in CS/AI

Ferramentas

AI platforms

Model fine-tuning

Descrição da oferta de emprego

Job Description:

Company Description

We Dream. We Do. We Deliver.

At Merkle, a dentsu company, we power the experience economy. Whether we're building the next great app, running CRM at scale for global brands, delivering technology architectures that support millions of users, or providing world-class data, identity, and insights solutions, it's all in the name of crafting experiences that set brands apart from the competition. Backed by dentsu's legacy of innovation and creativity originating in Japan, we've spent over 35 years helping brands build loyalty, drive growth, and connect meaningfully with their audiences.

We've been named a global "Leader" by top industry analyst firms in categories as wide-ranging as digital transformation and commerce, experience design, engineering and technology integration, digital marketing, data science, CRM and loyalty, and customer data management.

Why choose Merkle?

Innovation at Our Core: As part of dentsu's global network, Merkle pushes the boundaries of customer experience, integrating creativity, technology, and data to drive real-world impact. For over 35 years, we've been innovating to meet the changing needs of our clients.

Global Reach with Local Expertise: With over 16,000 employees across 30+ countries, and part of a 70,000 employees ' network at dentsu, Merkle blends global insights with a deep understanding of local markets to deliver personalized, effective solutions.

Collaborative Culture: At Merkle, your ideas and contributions truly matter. You'll join a team that fosters innovation, collaboration, and creative problem-solving. Together, we work on impactful international projects, making meaningful connections every step of the way.

Job Description

Position Overview

Prompt Engineering & Technical Support

Our client is seeking a Senior AI Engineer to lead prompt engineering initiatives and provide technical support to business users. This role is focused on enabling business people across the organization to effectively utilize and maximize AI solutions. You will be the technical expert who coaches and supports users in crafting effective prompts and implementing AI tools within their workflows.

Key Responsibilities:

• Prompt Engineering Excellence
  
  
  
  • Develop, refine, and establish best practices for effective prompt engineering across the organization
  
  
  • Support and coach business users in crafting prompts to maximize AI solution utilization
  
  
  • Create comprehensive guides, templates, and resources for prompt engineering
  
  
  • Troubleshoot and optimize prompts for better outcomes
  
  
  
  


• Business User Support & Enablement
  
  
  
  • Provide hands-on technical support to business users implementing AI solutions
  
  
  • Conduct training sessions on AI tools and prompt best practices
  
  
  • Help integrate AI tools into business workflows and processes
  
  
  • Document and share technical learnings and case studies across the organization
  
  
  
  


• Technical Leadership
  
  
  
  • Stay current with AI platforms, tools, and emerging capabilities
  
  
  • Evaluate new AI solutions for organizational use
  
  
  • Mentor junior technical staff on AI implementation
  
  
  • Lead technical communities of practice and knowledge-sharing initiatives
  
  
  
  

Required Qualifications:

• Minimum 5+ years of experience with AI, machine learning, and/or LLM technologies


• Advanced expertise in prompt engineering and AI tool utilization


• Deep technical knowledge of AI capabilities, limitations, and best practices


• Strong ability to break down complex AI concepts into practical guidance


• Excellent communication skills, particularly with non-technical business users


• Experience in technical training and mentoring


• Hands-on experience with multiple AI platforms and tools

Preferred Qualifications

• Advanced degree in Computer Science, AI, or related field


• Certification in AI/ML or related technical areas


• Experience with AI model fine-tuning and customization


• Knowledge of AI governance and responsible AI practices

What We're Looking For:

A senior-level professional with deep expertise in their specialized domain who is passionate about AI and committed to enabling organizational success. The ideal candidate is collaborative, forward-thinking, and able to work effectively with stakeholders at all levels.

*Work visa sponsorship is not available. For local documentation (NIF, NISS), please consult Portuguese authorities.

Additional Information

Benefits and perks :

• 25 vacation days


• Enjoy 2 additional volunteering days to support your passion project


• Mental Health: Benefit from 3 extra wellness days on top of your vacation days and a Mental Health First Aider and Employee Assisstance program to support your well-being


• Health insurance (also possible for family members)


• Cutting Edge Technology & Latest IT tools


• Software-house environment


• Agile and Flexible working hours


• Hybrid working: we combine flexibility with in-person collaboration, with an expectation of 1 day per week/ 4 days per month in the office


• Digital nomad policy


• Focus on career