Guillaume Marques, PhD

Operations Research Expert | Developer | Mathematical Optimization

Operations research expert and optimization consultant based in France. I help companies turn complex decision problems into production-ready software, from algorithm design to industrial deployment.

Specialties: column generation, nonlinear programming, branch-cut-and-price, vehicle routing (VRP), scheduling, supply chain optimization.

Stack: Julia (expert, JuMP ecosystem), C++, Rust, Python · Gurobi, CPLEX, HiGHS, SCIP, Ipopt, cuOpt.

Key Contributions

• Lead Developer & Creator of Coluna.jl: A Branch-and-Price-and-Cut framework in Julia.
• BaPCod: Branch-and-Price-and-Cut in C++.
• VRPSolver: Branch-and-Price-and-Cut based solver for vehicle routing problems

Impact & Research

• PhD in Operations Research (University of Bordeaux).
• Publications in Transportation Science and Operations Research
• Finalist of the VeRoLog Doctoral Dissertation Prize.

Nablarise

I founded Nablarise to help companies industrialize optimization engines. Clients include GRDF (operator of the natural gas distribution network in France).

• ✉️ Contact: guillaume.marques@nablarise.com
• 🔗 LinkedIn: guimarqu

"I transform complex decision problems into software that finds the best solutions."