Senior Machine Learning Engineer

BJAK

Senior Machine Learning Engineer building and shipping machine learning systems for proactive AI products. Collaborating with research teams and mentoring other engineers.

Posted 7/19/2026full-timeRemote • 🇪🇸 SpainSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in building and maintaining large-scale machine learning systems, with a strong focus on production-quality code and model behavior. Capable of mentoring junior engineers and collaborating effectively with cross-functional teams.

Highest-signal resume keywords

Machine LearningPythonPyTorchJAXLarge-Scale ML Systems

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Machine LearningPythonML FrameworksProduction-Quality CodeLarge-Scale ML Systems

Soft Skills

Problem-SolvingMentoring

Industry Keywords

ML Model BehaviorData PreparationDebuggingCollaborationProactive AI Products

Tech Stack

Tools & technologies

PythonPyTorch

About the role

Key responsibilities & impact

Build core ML systems for proactive AI products
Own tasks end-to-end from data preparation to iteration
Collaborate with research and product teams
Debug and resolve production issues
Mentor other ML engineers

Requirements

What you’ll need

5+ years of experience in machine learning
Experience with Python and ML frameworks (e.g., PyTorch, JAX)
Strong understanding of ML model behavior in production
Ability to write production-quality code
Experience with large-scale ML systems
Strong problem-solving skills
Ability to mentor junior engineers

Benefits

Comp & perks

Flexible work arrangements
Professional development opportunities
Remote work options