Do you thrive on taking complex ML models out of notebooks and building production-grade systems that run at scale?
Our clients mission is to fundamentally change the productivity landscape around email, calendars and note taking by developing proactive, AI-native applications designed for the general public. Our clients engineering culture is focused on delivering high reliability for long-running workflows, maintaining persistent context, and executing real-world tasks flawlessly. By anchoring their products in practical utility and robust architecture, they are successfully minimizing model hallucinations. Ultimately, the goal is to automate personal organization so people can focus their energy on what truly matters.

Design and build the core machine learning systems driving a proactive, forward-looking AI platform.
Take complete end-to-end ownership of your projects, from data curation and model training to evaluation, inference, and continuous iteration.
Translate cutting-edge research concepts into robust, highly reliable systems ready for production environments.




Leverage live production signals and data to troubleshoot complex model anomalies and system bottlenecks.
Drive a fast-paced development loop—deploy systems, analyze real-world performance metrics, refine approaches, and repeat swiftly.
Partner seamlessly with research, engineering, and product teams to ensure technical milestones translate directly into tangible user value.
To be a good fit for the Senior Machine Learning role, you must have:

Minimum of 5 years experience in a Machine Learning role
Experience with Python, PyTorch / JAX, GPU-based training and inference systems
Demonstrated experience building, deploying, and maintaining machine learning systems actively used in real-world environments.
Strong practical understanding of how modern ML models behave and fail in live production, alongside the ability to effectively mitigate edge cases.
Track record of writing clean, robust, productio

📌 Senior Machine Learning Engineer (España)
🏢 Sowelo Consulting sp. z o.o.
📍 España