ML Platform Engineer - Build Reliable AI Infra & Pipelines

ActAI; España; Presencial; EUR 60.000 - 90.000; Jornada completa

Descripción de la vacante

ActAI in Spain is seeking an ML Platform Engineer to build the infrastructure powering its AI capabilities. You will design and operate the systems behind the AI stack, from model training and evaluation to deployment, inference, observability, and continuous improvement.

You will work closely with AI engineers, researchers, and product engineers to turn models into reliable, scalable, and cost-efficient production systems.

Formación

• Strong software engineering fundamentals and experience building production systems.
• Experience building ML infrastructure, platforms, or production machine learning systems.
• Experience with model deployment, inference, evaluation, or data pipelines.
• Strong understanding of distributed systems and system reliability.
• Ability to write clean, maintainable, production-quality code.
• Comfortable working in ambiguous, fast-moving environments.

Responsabilidades

• Build and operate the ML infrastructure and platforms powering ActAI's AI products.
• Design systems for model training, evaluation, deployment, inference, and experimentation.
• Build and optimise model serving and inference infrastructure for high-throughput and low-latency workloads.
• Improve reliability, scalability, latency, and cost efficiency of AI systems.
• Develop reliable pipelines for data preparation, training, evaluation, model release, and continuous improvement.
• Build platforms and tooling that enable AI engineers and researchers to experiment, evaluate, and ship models faster.
• Develop evaluation and benchmarking infrastructure to measure model quality, performance, and regressions.
• Build production observability, monitoring, tracing, and alerting for AI/ML workloads.
• Improve AI systems across reliability, scalability, latency, throughput, and cost.
• Identify bottlenecks across the ML stack and continuously improve system performance.
• Work closely with AI engineers, researchers, and product teams to turn evolving model requirements into production-ready infrastructure.

Conocimientos

Python

PyTorch

JAX

Cloud infrastructure

Distributed systems

LLM serving

Herramientas

vLLM

TensorRT-LLM

SGLang

GPU tooling

Descripción del empleo

ActAI in Spain is seeking an ML Platform Engineer to build the infrastructure powering its AI capabilities. You will design and operate the systems behind the AI stack, from model training and evaluation to deployment, inference, observability, and continuous improvement.

You will work closely with AI engineers, researchers, and product engineers to turn models into reliable, scalable, and cost-efficient production systems.