Job Overview Within the Algorithms team, you will play a key role in the design, evolution, and industrialization of complex software solutions that have a direct impact on the daily lives of millions of public transit users around the world.

Responsibilities - Participate in all stages of the design and development of large-scale software products: functional design, mathematical modeling, architecture, detailed analysis, and programming.

- Develop, improve, and maintain optimization algorithms integrated into various applications.
- Document and test developments to ensure their quality and long-term sustainability.
- Provide technical support to development and project teams that use the functionalities developed by the Algorithms team.

Qualifications - Master’s or PhD in a relevant field: computer science, software engineering, operations research, applied mathematics, etc.

- 0 to 3 years of relevant experience (academic or industry).
- Strong proficiency in object-oriented programming, particularly in C++.
- Experience with Windows environments and relational databases.
- Solid knowledge of operations research, including modeling and solving LP/MILP problems, column generation, and metaheuristics.




- Ability to communicate effectively in French, both orally and in writing.

Background Checks In accordance with the standards and regulatory requirements to which GIRO adheres, all positions—whether permanent, fixed-term, or internship—are subject to a criminal background check. Positions that involve access to financial data are also subject to a credit check. All verifications are conducted in accordance with GIRO’s established procedures.

Legal Hiring Requirements Employment Conditions: Candidates must be legally authorized to work in the selected country at the time an offer of employment is made. It is the sole responsibility of candidates to obtain any required work permits, visas, or other authorizations prior to their start date. The masculine form is used solely to simplify the text.

Benefits - Flexible working hours, including remote work for a balanced life.

- Team activities and annual traditions that we take pride in.
- Employee assistance program, telemedicine and mental health support.
- Training and career development opportunities to grow, learn and discover your way forward.

📌 Junior Developer, Algorithms (Operations Research) (Montreal)
🏢 GIRO Inc. / Le Groupe en informatique et recherche opérationnelle
📍 Montreal