Guillaume Marques — Freelance Operations Research
PhD in Operations Research with 10 years of experience. I develop optimization software
that runs in production for energy, logistics, and mobility sectors. Expert in mathematical
modeling, Julia/JuMP, Gurobi, CPLEX, HiGHS, and production-ready software engineering.
Expertise
- Mathematical Modeling: Linear, nonlinear, and mixed-integer programming
- Decomposition Methods: Branch-and-price, column generation
- Development: Julia, JuMP, Rust, Python, C++
- Industrialization: CI/CD, APIs, cloud deployment (AWS)
Key Projects
- GRDF: Optimization software for French gas distribution network (200,000 km)
- Atoptima: Lead developer for last-mile delivery SaaS (Inria spin-off)
- Coluna.jl: Open-source branch-cut-and-price framework
Contact
Email: guillaume.marques@nablarise.com | Phone: +33 6 35 39 93 31
Location: Paris, France | LinkedIn: linkedin.com/in/guimarqu | GitHub: github.com/guimarqu