Fresh remote Machine Learning Engineer jobs in Spain

Explore latest remote Machine Learning Engineer opportunities from leading companies hiring in Spain. 25 jobs posted last 30 days.

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Fresh remote Machine Learning Engineer jobs in Spain (25)

Software Engineer, AI (Senior/Staff)

1 day ago
Full-time
Spain, North America, South America, Singapore, Germany, France, India, Netherlands, Ireland, Philippines, Italy, Poland, Portugal, Belgium, Malta, Romania, Ukraine, Serbia, Sweden, Norway, Finland, Denmark, Switzerland, Austria, Taiwan, Malaysia, Japan, South Korea, Vietnam, Thailand, Indonesia, Pakistan, Sri Lanka, Bangladesh, Russia, Greece, Bulgaria, Lithuania, Czechia, Albania, Georgia, Armenia, Croatia
$120,000 to $180,000 per year
Key requirements: 5 years of experience, LLM-powered features, Prompt engineering, ML/AI systems, AI evaluation tooling, Python, Multi-Agent Systems, Fintech domain, Vector databases
Monarch Money

Monarch Money is a fully remote B2C financial management app that helps individuals track and optimize their personal finances, headquartered in an unspecified location, serving the US market.

Remote policy: Monarch Money is a fully remote company, welcoming applicants from various locations as long as they reside within a 5-hour time zone difference of US Pacific Time.

Founding ML Engineer (Stealth Healthcare Startup)

2 days ago
Full-time
Spain, Worldwide
Key requirements: 3 years of experience, Python, AI-native development, Backend services, Data integration, Machine learning exposure, Cloud infrastructure (AWS, GCP, Azure), Full-stack development, Comfort with ambiguity, Strong communicator, Motivated by impact
Red Cell Partners

Red Cell Partners is a Los Angeles-based incubation firm specializing in building and scaling technology-led companies in healthcare, cyber, and national security, primarily serving B2B markets.

Remote policy: Red Cell Partners primarily operates with an on-site workspace model, hiring mainly from the United States, specifically in locations such as California and Washington.

Senior AI Engineer (Document Extraction)

6 days ago
Full-time
Spain, Worldwide
Key requirements: Document extraction systems, Evaluation frameworks, Data cleansing capabilities, Production-grade systems, End-to-end AI feature ownership, Collaboration with cross-functional teams, Improved experimentation practices
hyperexponential

Hyperexponential is a London-based insurtech B2B SaaS provider specializing in AI-driven pricing and underwriting solutions for the global commercial property-casualty insurance market.

Remote policy: Hyperexponential supports remote work and is hiring from various regions, including the US and Europe, with team members collaborating across time zones.

Data & AI Engineer (Remote)

7 days ago
Full-time
Spain, Worldwide
Key requirements: 3 years of experience, Python, TensorFlow, PyTorch, Scikit-learn, Pandas, NumPy, SQL, Airflow, Spark, Semiconductor datasets, Statistical modeling, Cloud environments, MLOps
FortifyIQ

FortifyIQ is a Salem, MA-based B2B company specializing in semiconductor security, offering hardware security IP cores and cryptographic solutions to protect against advanced attacks.

Remote policy: FortifyIQ supports fully remote work for various roles, hiring from multiple regions without specific geographic limitations.

MLOps Platform Engineer

7 days ago
Full-time
Spain, Worldwide
$185,000 to $200,000 per year
Key requirements: 8 years of experience, Cloud-native infrastructure, MLOps experience, Kubernetes, Terraform, AI workload support, Infrastructure security, Technical leadership, Agentic systems
dv01

dv01 is a fintech company specializing in data analytics for structured finance, providing transparency and risk management tools to over 400 financial institutions globally.

Remote policy: dv01 operates in a remote-first environment, allowing team members to work from various locations, including their homes, cafes, or hotels. The company embraces flexibility in hiring, supporting candidates from diverse regions.

Engineer Intern, GenAI Research (Summer Internship)

8 days ago
Full-time
Spain, Worldwide
Key requirements: Large language models, Supervised fine tuning, Machine learning pipelines, Python, Cloud environments (AWS/Azure), Technical problem solving, Research documentation
Appen

Appen is a Chatswood, Australia-based B2B data company specializing in AI data solutions, leveraging a global crowd to enhance AI applications across technology, eCommerce, and advertising industries.

Remote policy: Appen supports remote work and hires globally from various regions, with team members located in over 130 countries. The company promotes flexible scheduling to accommodate different time zones.

Cloud Machine Learning Engineer - EMEA remote

9 days ago
Full-time
Spain, Europe
Key requirements: Hugging Face Technologies, Deep Learning Frameworks, AWS services, MLOps pipelines, Docker, Typescript, Rust, MongoDB, Kubernetes
Hugging Face

Hugging Face is a New York City-based AI and machine learning platform providing SaaS tools for model sharing and collaboration, targeting both B2B and B2C markets globally.

Remote policy: Hugging Face supports remote work and has a distributed team, with flexible working hours and options for employees to work from various locations, including the opportunity to visit offices in New York City and Paris.

Cloud Machine Learning Evangelist - EMEA remote

9 days ago
Full-time
Spain, Europe
Key requirements: ML Engineering, Cloud platforms (AWS, GCP, Azure), AI Accelerators (NVIDIA, AMD, Intel), Open Source development, Public speaking, Community engagement
Hugging Face

Hugging Face is a New York City-based AI and machine learning platform providing SaaS tools for model sharing and collaboration, targeting both B2B and B2C markets globally.

Remote policy: Hugging Face supports remote work and has a distributed team, with flexible working hours and options for employees to work from various locations, including the opportunity to visit offices in New York City and Paris.

Senior Open-Source Machine Learning Engineer, Computer Vision - EMEA Remote

11 days ago
Full-time
Spain, Europe
Key requirements: Deep expertise in computer vision, Strong open-source presence, Scalability mindset, Collaboration & mentorship, Alignment with our mission
Hugging Face

Hugging Face is a New York City-based AI and machine learning platform providing SaaS tools for model sharing and collaboration, targeting both B2B and B2C markets globally.

Remote policy: Hugging Face supports remote work and has a distributed team, with flexible working hours and options for employees to work from various locations, including the opportunity to visit offices in New York City and Paris.

Machine Learning Engineer New Grad 2025-2026 - Ads, Quora (Remote)

15 days ago
Full-time
Spain, Worldwide
$107,360 to $152,900 per year
Key requirements: Deep learning, Transformer models, Bidding algorithms, Scalable ML systems, Python or C++, Mathematical foundations of ML, Ads Recommendation systems, End-to-end ML ownership
Quora

Quora is a Mountain View, California-based B2C knowledge-sharing platform that connects users through Q&A and has expanded into AI with its Poe chatbot service, serving a global audience.

Remote policy: Quora is a remote-first company, hiring from various countries around the world. Team members can work remotely while collaborating during coordination hours (Mon-Fri: 9am-3pm Pacific Time). For specific employment eligibility by country, please visit careers.quora.com/eligible-countries.

Lead AI Engineer

17 days ago
Full-time
Spain, Worldwide
$120,000 to $160,000 per year
Key requirements: 8 years of experience, AI/LLM systems in production, Agentic system design, Technical architecture for AI, End-to-end system ownership, Software engineering fundamentals, Regulated domain experience
Moxie

Moxie is a remote-first company empowering aesthetic entrepreneurs to build profitable practices, operating in the aesthetics industry with a global reach.

Remote policy: Moxie operates as a remote-first company, hiring from various regions globally, with team members supporting practices across multiple locations.

[BZA] Senior ML Platform Engineer - ML Platforms & MLOps

18 days ago
Full-time
Spain, Europe, United States
$100,000 to $150,000 per year
Key requirements: 5 years of experience, ML infrastructure, Kubernetes, Docker, Streaming processing (Kafka/Kinesis), Batch processing (Spark/Flink), Low-latency system design, Incident response, IAM and secrets management, Multi-team ML platform integration, Enterprise ML platforms (Databricks, Domino), GPU-based training optimization, Feature store experience, Governance in regulated ML environments, FinOps awareness
Software Mind

Software Mind is a Poland-based B2B software development company specializing in custom software, IT staff augmentation, and generative AI solutions for scale-ups and enterprises across Europe and the Americas.

Remote policy: Software Mind supports flexible remote work and hires from various regions, including Europe, the US, and LATAM, with team members collaborating across time zones.

AI Data Engineer

19 days ago
Full-time
Spain, Europe, United States, Israel
$130,000 to $150,000 per year
Key requirements: 5 years of experience, Agentic architectures, LangGraph, Model Context Protocol (MCP), LLM evaluation pipelines, Python proficiency, API design, RAG pipelines, Financial data experience
MLabs

MLabs is a remote fintech company specializing in DeFi solutions, providing a unified API for financial institutions to access on-chain liquidity across major blockchains.

Remote policy: MLabs supports remote work for positions located within the EMEA region, allowing for flexible hours and a remote-first environment.

Staff Applied AI Engineer

21 days ago
Full-time
Spain, Worldwide
Key requirements: Deep LLM Experience, Prompt Engineering, TypeScript, Architect Tool Use and Workflow Systems, Data-Driven Leadership, Strategic Execution, Define AI Agent Architecture, Drive Multi-Provider Strategy, Systems Thinking
StackBlitz

StackBlitz is a California-based SaaS provider specializing in a collaborative online IDE for web development, focusing on JavaScript frameworks and serving both B2B and B2C markets globally.

Remote policy: StackBlitz is a fully remote company with a globally distributed team, welcoming applicants from various regions without requiring U.S. residency.

AI Platform Engineer, Applied AI

21 days ago
Full-time
Spain, Worldwide
$130,000 to $140,000 per year
Key requirements: 5 years of experience, AI systems in production, RAG pipelines, Python, Ruby on Rails, Evaluation frameworks, Data analysis, Experimentation mindset, Observability tooling
Circle.so

Circle.so is a global SaaS platform for community building and online education, enabling creators and businesses to engage audiences through discussions, courses, and events.

Remote policy: Circle.so is a fully remote company with team members from over 30 countries, hiring globally and supporting candidates in various regions, including preferences for European and North/South American time zones.

Senior Machine Learning Engineer, Discover

22 days ago
Full-time
Spain, Worldwide
$170,000 to $200,000 per year
Key requirements: 5 years of experience, Machine learning, Recommendation systems, Consumer-facing ML products, Backend engineering, Data engineering, Product/market fit understanding, Fast-paced environment adaptability, English proficiency (CEFR Level C2)
Circle.so

Circle.so is a global SaaS platform for community building and online education, enabling creators and businesses to engage audiences through discussions, courses, and events.

Remote policy: Circle.so is a fully remote company with team members from over 30 countries, hiring globally and supporting candidates in various regions, including preferences for European and North/South American time zones.

Machine Learning Engineer (Remote)

22 days ago
Full-time
Spain, Worldwide
Key requirements: Python, PyTorch, AWS (Sagemaker, EC2, EKS, EMR), MLOps, LTV prediction, churn prediction, antifraud solutions, LLMs, FastApi, Kafka, Airflow, ClickHouse
Libertex Group

Libertex Group is a Cyprus-based fintech B2C company specializing in online trading through its award-winning platform, offering access to forex, cryptocurrencies, commodities, stocks, and ETFs to over 3 million clients worldwide.

Remote policy: Libertex Group supports remote work and hires from various regions, allowing team members to work remotely while being part of a global team.

Principal AI Engineer

23 days ago
Full-time
Spain, Europe, United States, India
$120,000 to $180,000 per year
Key requirements: 8 years of experience, Generative AI, LLM-based systems, RAG architectures, Machine learning model deployment, AI integration in GTM systems, Architectural judgment, Data pipelines and feature engineering
Chainguard

Chainguard is a remote-first cybersecurity B2B SaaS company specializing in securing open-source software and container images for businesses in the cloud computing industry.

Remote policy: Chainguard is a fully remote company with no physical office, hiring internationally across various regions such as Europe, India, and the United States, allowing for collaboration across time zones.

Senior MLOps Engineer - Hudl Focus

23 days ago
Full-time
Spain, United Kingdom
£66,000 to £111,000 per year
Key requirements: Production MLOps, Edge deployment pipelines, CI/CD expertise, Containerization (Docker), Linux systems, Systems thinking, NVIDIA edge ecosystem, Video technologies, Fleet management tools
Hudl

Hudl is a Lincoln-based B2B sports analytics company providing video analysis tools for youth, amateur, and professional teams across various sports.

Remote policy: Hudl supports remote work options and has a flexible approach to hiring, with team members located in various regions. However, some roles may prioritize candidates who can work closely with local teams, such as those in Barcelona.

Staff Machine Learning Engineer

24 days ago
Full-time
Spain, Worldwide
$210,000 to $250,000 per year
Key requirements: 7 years of experience, LLM pipelining, Kubeflow, Cloud deployment, ML product vision, Team leadership, Technical mentorship, Observability best practices
Federato

Federato is a San Francisco-based B2B Insurtech company offering an AI-native underwriting platform called RiskOps, focused on optimizing property & casualty and specialty insurance for insurers.

Remote policy: Federato is open to hiring from various regions, with a focus on flexibility in work arrangements. While headquartered in San Francisco, California, the company supports a diverse team and encourages applications from candidates in multiple locations.

Senior Machine Learning Engineer

24 days ago
Full-time
Spain, Worldwide
$170,000 to $210,000 per year
Key requirements: 5 years of experience, LLM design, Scalable ML architectures, Model experimentation, Benchmarking frameworks, Cloud deployment, Excellent communication skills
Federato

Federato is a San Francisco-based B2B Insurtech company offering an AI-native underwriting platform called RiskOps, focused on optimizing property & casualty and specialty insurance for insurers.

Remote policy: Federato is open to hiring from various regions, with a focus on flexibility in work arrangements. While headquartered in San Francisco, California, the company supports a diverse team and encourages applications from candidates in multiple locations.

AI Engineer - PharmaForce

25 days ago
Full-time
Spain, Worldwide
$100,000 to $150,000 per year
Key requirements: Python, Agentic systems, Azure, FastAPI, Pydantic, Pandas, Redis, AI-augmented coding tools, Observability tools, Context engineering, Evaluation of AI outputs
G2i

G2i is a U.S.-based B2B SaaS platform specializing in connecting companies with top engineering talent, including software engineers and AI specialists.

Remote policy: G2i is a fully remote company hiring engineers for contract roles worldwide, with team members located in various regions such as LATAM, Europe, and Canada.

Senior Machine Learning Engineer - AI Foundations

26 days ago
Full-time
Spain, Worldwide
Key requirements: 3 years of experience, Python, MLOps practices, Building internal platforms, Cloud infrastructure, Data pipelines, Machine learning model deployment, AI enablement, Technical mentoring
Kraken

Kraken is a global fintech B2B and B2C cryptocurrency exchange platform, dedicated to accelerating crypto adoption and headquartered remotely with a presence in over 70 countries.

Remote policy: Kraken is a fully remote company with team members in over 70 countries, hiring globally to support a diverse workforce across various regions.

AI Engineer

29 days ago
Full-time
Spain, Europe, United States, Canada
$133,500 to $165,000 per year
Key requirements: 3 years of experience, LLMs, GenAI, Azure, AWS, PyTorch, MLflow, Hugging Face, LangChain, MCP, Dash, Flask, FastAPI, SQL, NoSQL, Graph Databases, MLOps, GitHub Actions, CI/CD, model observability, ethical AI development, data privacy, bias mitigation
Precision Medicine Group

Precision Medicine Group is a global life sciences B2B company headquartered in the US, specializing in precision medicine and biomarker-driven drug development and commercialization services.

Remote policy: Precision Medicine Group supports remote work and hires globally, with team members located in regions such as the United States, Canada, and Europe, allowing for collaboration across various time zones.

Full Stack Data Scientist

about 1 month ago
Full-time
Spain, Worldwide
Key requirements: 5 years of experience, Knowledge extraction, Graph-based ML, NLP techniques, Knowledge graphs, Machine learning model deployment, Python programming, Entity resolution, Exploratory data analysis
TRM Labs

TRM Labs is a blockchain intelligence company specializing in SaaS solutions for detecting and investigating crypto-related financial crimes, headquartered in a remote-first environment serving a global market of financial institutions and government agencies.

Remote policy: TRM Labs is a remote-first company that fosters global collaboration, hiring from various regions to support a talented team. Team members are encouraged to work together across time zones, ensuring effective communication and collaboration.