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ML Engineer

On-site in Bilbao·Added 2 days ago

Overview

Job details

  • Full relocation support

    Help with the move, per the ad.

Requirements

  • Have the right to work in Spain

    Artificial Seed doesn't mention sponsorship in the ad.

  • Work in English

    English is required, per the ad.

  • Work on-site in Bilbao

    Full relocation support offered.

Pay & benefits

What you'll get

  • Flexible schedule - you choose when to start your day;
  • Relocation to Bilbao, Spain for you and your family, with full support at every stage (documents, housing, adaptation, even pets);
  • Unlimited vacation - take time off when you really need it;
  • A culture of trust and respect for professionals, with no micromanagement;
  • A modern office in a cozy district, regular team events and off-sites;
  • Growth and participation in architectural decisions, challenging tasks, and a strong team you can learn from.

Requirements

What we're looking for

  • Proficient in Python (NumPy, pandas) and RL libraries (Stable Baselines3, RLlib, SKRL);
  • Hands-on experience with RL algorithms;
  • Strong understanding of classical ML - gradient boosting, clustering, and other methods;
  • Practical experience with PyTorch, JAX, or TensorFlow;
  • Research Implementation - сapability to read papers, reproduce and adapt algorithms, run ablations, and validate hypotheses experimentally:
  • Strong algorithmic thinking - LeetCode-level proficiency is a big plus;
  • Clear, structured communication - you know how to listen, learn, and articulate your ideas effectively.

Nice to have

  • Experience with Isaac Gym/Sim/Lab or similar simulators (PyBullet, MuJoCo, Unity ML-Agents);
  • Deep learning practice - solid understanding of CNNs, LSTMs, Transformers, and the ability to apply them effectively.

The role

We are looking for an ML Engineer to join our research team - someone passionate about building and deploying intelligent agents in complex environments.

This role is ideal for someone who wants to grow in a highly technical environment, learn from an experienced team, and make an impact on real-world systems.

What you'll do

  • Developing RL agents in dynamic environments: implementing and tuning models to achieve high performance;
  • Analyzing and optimizing training: evaluating agent behavior, refining training logic and hyperparameters based on results;
  • Validating and selecting agents: designing testing and comparison pipelines to filter the best agents and checkpoints for deployment;
  • Production integration and monitoring: deploying agents, analyzing real-world performance, and iteratively improving models and decision logic;
  • Automating RL workflows: building and maintaining pipelines to streamline and accelerate the entire lifecycle.

About Artificial Seed

ArtificialSeed (Artificial Seed S.L.) is an artificial intelligence research and development company based in Bilbao, Spain. It describes itself as a team of over 150 researchers, engineers and innovators working at the frontier of AI, building real-world systems rather than just academic papers. Its work spans reinforcement learning agents, classical machine learning for 3D object reconstruction, computer vision for data labeling, and fine-tuning state-of-the-art large language models and diffusion models, with projects and research initiatives across industries including finance, media, sport, fashion and knowledge management.

Industry
Artificial Intelligence
Employees
150

Good to know if you are moving

  • Relocation to Bilbao, Spain is offered for candidates and their families, with full support at every stage (documents, housing, adaptation, even pets)
  • The company offers a flexible schedule, unlimited vacation, and a culture of trust with no micromanagement
  • All 16 open positions are located in Bilbao, Spain, including engineering, research, QA, operations and HR roles
  • The team of over 150 includes researchers and engineers, many of whom have competed in top international STEM Olympiads
All open roles at Artificial Seed
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