Senior ML Engineer - Production Systems & MLOps Lead

JobCloud AG; Portugal; Hybrid; EUR 65,000 - 95,000; Full time

Benefits offered by this job

Sick leave 10 days

Vacation 25 days

Health coverage (private)

Gym allowance

Learning & Development

Workation

Hybrid & flexible work

Job summary

JobCloud HR Tech in Porto, Portugal seeks a Senior Machine Learning Engineer to lead production ML systems and scalable infrastructure. You will mentor teammates and drive architectural decisions across Data Science, Engineering and Operations.

Join a cross-functional team that transforms prototypes into robust services delivering real business value, with a hybrid work model and opportunities to collaborate across European offices.

Qualifications

• 2-3 years of experience in ML Engineering, MLOps, or closely related roles.
• Proven experience deploying and maintaining machine learning models in production at scale.
• Strong Python skills, including experience with data and ML ecosystems.
• Familiarity with LLMs, RAG, and emerging AI paradigms (e.g., agent-based systems).
• Hands-on experience with cloud platforms (e.g., AWS) for building and operating ML systems.
• Experience with containerization (Docker) and building production-ready services.
• Demonstrated ability to lead technical projects and make architectural decisions.
• Full professional proficiency in English.

Responsibilities

• Partnering with Data Science to translate experimental models into scalable, production-grade ML systems.
• Defining and enforce best practices for ML productionization, including coding standards, testing, and deployment strategies.
• Leading cross-functional collaboration between Data Science, Engineering, and Operations as the primary technical interface.
• Defining and implementing model performance monitoring (e.g., drift detection, data quality, inference metrics) to ensure reliability in production.
• Driving innovation by evaluating new tools, frameworks, and methodologies, and promoting their adoption across the organization.
• Developing and maintain technical documentation, system designs, and operational runbooks.

Skills

Python

ML Engineering

MLOps

LLMs & RAG

Leadership

English (Fluent)

Tools

Docker

AWS

Job description

JobCloud HR Tech in Porto, Portugal seeks a Senior Machine Learning Engineer to lead production ML systems and scalable infrastructure. You will mentor teammates and drive architectural decisions across Data Science, Engineering and Operations.

Join a cross-functional team that transforms prototypes into robust services delivering real business value, with a hybrid work model and opportunities to collaborate across European offices.