Senior ML Platform Engineer (AI)

TL;DR

Senior ML Platform Engineer (AI): Building and scaling the AI infrastructure that powers intelligent services with an accent on training orchestration, inference stacks, and feature store optimization. Focus on designing high-performance components, tuning Kubernetes/AWS infrastructure, and enabling developer efficiency for real-time ML algorithms.

Location: Must be based in Warsaw, Poland (Hybrid model with at least 12 in-office days per month).

Company

hirify.global is a global mobility platform transforming urban transportation through ride-hailing, food delivery, and micro-mobility services across 50 countries.

What you will do

• Design, build, and optimize core components of the ML platform.
• Extend and tune the in-house Feature Store platform to handle billions of data points in real-time.
• Optimize infrastructure on Kubernetes and AWS for cost-performance.
• Build automation tools to improve developer efficiency and ML workflows.
• Support internal users with troubleshooting and scalable solution design.
• Promote software engineering best practices to maintain high technical quality.

Requirements

• 5+ years of software engineering experience, including 2+ years in ML/MLOps/AI engineering.
• Production experience with Python, Spark, and Kubernetes.
• Proven track record in developing end-to-end ML/AI solutions at scale.
• Experience leading and delivering complex cross-team projects.
• Must be able to work from the Warsaw office at least 12 days per month.

Culture & Benefits

• Competitive salary and stock options.
• Wellness perks for physical and mental health.
• 1-month paid sabbatical after 5 years of service.
• Annual company events and regular team gatherings.
• Hybrid work model balancing flexibility and in-person collaboration.