Gen AI Engineer in Madrid

Clarity AI

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Job Description

Clarity AI is a global tech company founded in 2017 committed to bringing societal impact to markets. We leverage AI and machine learning technologies to provide investors, governments, companies, and consumers with the right data, methodologies, and tools to make more informed decisions.

We are now a team of more than 300 highly passionate individuals from all over the world. Together, we have established Clarity AI as a leading sustainability tech company backed by investors and strategic partners such as SoftBank, BlackRock, and Deutsche Börse, who believe in us and share our goals. We have plans to continue growing our teams in Spain, the UK, and the US this year, so if you would like to join us on this rocket ship, keep reading! Your work will shape and guide the sustainable decisions of consumers and investors worldwide.

We are seeking a Generative AI Engineer to guide the development and evolution of our gen AI platform, a cutting-edge technology suite supporting a growing array of use cases, including our conversational AI Assistant with multiple agentic experts, the automated report generation for regulatory compliance, and the interpretation and explanation of data points and model predictions available throughout our product offering. This role provides a unique opportunity to lead and contribute to a transformational area for Clarity AI and society at large.


The role is based in… Madrid

Way of Working: Remote / Hybrid

Key Responsibilities

As the Generative AI Engineer, you will be responsible for a range of crucial tasks that drive the innovation and effectiveness of our gen AI technologies. Your primary responsibilities will include:

  • Developing and evolving our Gen AI Platform: You will join the ongoing development and enhancement of our Gen AI platform. This includes evaluating and fine-tuning foundational models and RAG systems, defining agentic experts, facilitating their composability, and refining end-to-end evaluation frameworks for all the use cases outlined above (AI Assistant, report generation, and interpretability).


Technical skills

  • Tech stack: Python, Linux, AWS, HuggingFace, LangChain, PyTorch, REST APIs, GitLab CI/CD, GPUs, Pandas, SQL
  • Understanding of neural NLP models: transformers, encoders, decoders, encoder-decoders, embeddings, RAG techniques
  • Model lifecycle: data preparation, training, evaluation, monitoring
  • Experience with deploying models (batch, online)
  • Ability to architect complex systems and design robust interfaces

Soft skills

  • Ability to synthesize technical information and strong communication skills
  • Appreciation of complete end-to-end process from datapoint to user experience
  • Staying current with the latest developments in NLP, ML, AI
  • Can work autonomously towards high-level goals
  • Excellent oral and written English communication skills. (Minimum C1 level-proficient user)
  • Highly motivated, independent and deeply passionate about sustainability and impact.


  • ESOP / Phantom Stock: We want our employees to really feel part of Clarity AI. That's why we allow them to participate in our success with ESOP or Phantom stock options.
  • Empowered Learning: We value continuous learning development and allocate an annual training budget to support your professional growth.
  • Premium Health Insurance: We provide access to one of the top health insurance plans in the market, powered by Cigna.
  • Wellness and Fitness (Gympass): Access to your preferred and favorite gyms and studios, as well as online live fitness classes, health and wellness apps, and virtual personal training sessions.
  • Flexible Work Arrangements: We promote work-life balance through flexible schedules and remote work options. For our hybrid work set-ups, we have offices in Madrid (complete with healthy food options and monthly office events), New York City, London, Paris, Riyadh, and Abu Dhabi, and access to a global network of co-working spaces.

Our Culture

At Clarity AI, we are dedicated to cultivating an exceptional workplace environment. We take pride in our culture, defined by our commitment to being fact-based, diverse, transparent, meritocratic, and flexible.

To learn more about working with us, please check out our LinkedIn page and visit our website.

More about Clarity AI

Clarity AI’s Founder and CEO, Rebeca Minguela, is a successful entrepreneur recognised as one of the most distinguished leaders under 40 by prestigious institutions like the World Economic Forum. Rebeca is joined by excellent leadership from diverse backgrounds, countries, and experiences, ranging from leading tech, consulting, and banking firms to entrepreneurs, MBAs, and Ph. Ds from top research institutions.

Clarity AI has received several awards:

  • Investment Week - Best Sustainable Investment Research & Ratings Provider 2023
  • Fast Company - Most Innovative Companies 2023
  • The Forrester New Wave Leader: ESG Ratings, Data, and Analytics 2022
  • European Commission | EU Seal of Excellence 2020
  • World Economic Forum - Technology Pioneer 2020
  • World Economic Forum, Young Global Leader - Rebeca Minguela

Clarity AI believes diversity, inclusion, and belonging are essential for creating an innovative and successful workplace. By actively promoting and engaging in sustainability efforts, we can help create a more equitable and resilient future for our planet and all its inhabitants.


About Clarity AI

  • Fintech

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