Lead AI/ML Engineer — Hybrid AI/Optimization Systems

84.51°; Chicago, Cincinnati (IL, OH); On-site; USD 125,000 - 207,000; Full time

Benefits offered by this job

Health benefits

401(k) with match

5 weeks vacation

Job summary

84.51° is a retail data science, insights and media company building AI-powered optimization systems for shopper experiences. This Lead AI/ML Engineer role emphasizes hands-on development, optimization foundations, and scalable production pipelines.

You will mentor engineers, collaborate with cross-functional teams, and drive roadmap execution to deliver performant solutions across Kroger and partners.

Qualifications

• BS or MS in CS/ML/Math or related field.
• 4+ years developing ML/optimization systems with production deployment.
• Strong Python skills and production-grade coding practices.
• Experience with at least 3 of PyTorch, TensorFlow, scikit-learn, Pyomo.

Responsibilities

• Build and maintain end-to-end ML/AI/optimization solutions.
• Design hybrid AI/optimization systems to improve solvers.
• Lead design, implementation, and reviews for POCs and production systems.
• Collaborate with data scientists and engineers across Labs and business.

Skills

Python programming

ML/Optimization

PyTorch/TensorFlow

NumPy/Pandas

CI/CD / MLOps

Docker/Kubernetes

Solver libraries

Education

Bachelor's or Master's in CS/Math/ML

Tools

Pyomo

Gurobi

CPLEX

OR-Tools

PuLP

Docker

Kubernetes

Job description

84.51° is a retail data science, insights and media company building AI-powered optimization systems for shopper experiences. This Lead AI/ML Engineer role emphasizes hands-on development, optimization foundations, and scalable production pipelines.

You will mentor engineers, collaborate with cross-functional teams, and drive roadmap execution to deliver performant solutions across Kroger and partners.