Senior Operations Research Engineer (Workforce Management)

Location: Toronto, ON, Canada; remote workplace type.

Company

hirify.global is a global IT services and consulting company delivering digital transformation and software solutions for large and small enterprises across more than 25 countries.

What you will do

• Research, design, and develop optimization models for contact center workforce planning, scheduling, and resource allocation.
• Design and implement the schedule optimization engine using OR-Tools/CP-SAT and own the constraint model end to end.
• Build a production-grade solver service within the Workforce Management platform that meets latency targets for forecast group volumes.
• Define and validate schedule quality metrics, including coverage attainment, constraint violations, solve time, and solution stability across re-solves.
• Build tests and validation frameworks for optimization algorithms and collaborate with architects, engineers, product teams, and workforce-management stakeholders.
• Communicate and present methodologies, findings, and results to engineering and business stakeholders.

Requirements

• 6+ years of professional experience designing and implementing optimization solutions in production environments.
• Hands-on production experience with OR-Tools (CP-SAT) or a comparable constraint-programming or mixed-integer-programming solver.
• Strong foundation in linear programming, integer programming, or stochastic optimization.
• Direct experience modeling and solving workforce or resource scheduling problems.
• Experience with large datasets and large-scale optimization problems.
• Proficiency in Java, Python, or C++.
• Experience translating complex business requirements into mathematical models and optimization objectives.
• Strong software engineering, analytical, problem-solving, and communication skills, including the ability to build production-ready services and validation frameworks.

Nice to have

• Working knowledge of the Workforce Management domain.
• Experience building optimization solutions for workforce planning, scheduling, logistics, transportation, or resource allocation.
• Knowledge of forecasting and decision-support systems.
• Experience with AWS, GCP, or Azure.
• Practical experience with AI-assisted software development or AI-enabled solutions, including Claude or GitHub Copilot.

Culture & Benefits

• Full-time employment with competitive pay and benefits, including health insurance.
• Remote work through a Work From Anywhere culture.
• Relocation program and professional development through certifications, mentorship, talent investment, and internal mobility opportunities.
• Collaboration on projects for global clients in a multicultural and inclusive environment.
• Regular team-building events and sustainability initiatives focused on education, community empowerment, fair operating practices, environmental sustainability, and gender equality.