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GIRO Inc. / Le Groupe en informatique et recherche opérationnelle logo

Junior Algorithm Developer (Operations Research)

GIRO Inc. / Le Groupe en informatique et recherche opérationnelle
Full Timejunior
CAPosted April 15, 2026

Job Description

GIRO IS YOUR WAY FORWARD At GIRO, our mission is clear: Improving quality of life around the world through software and services that increase the efficiency of public transport and postal delivery. Joining us means contributing to projects and initiatives that makes a real difference to millions of people. Every line of code, every idea, every action, advances our impact around the world. Join us and let’s lead the way forward, together. Why choose GIRO?

  • Join a Quebec software company that is an international leader
  • Advance your career in a collaborative work environment where expertise and commitment are the driving force behind every project
  • Stability based on long-lasting client relationships and our long-term vision AN ENVIRONMENT FOR GROWTH Here, we focus on an inclusive and positive environment. We offer a range of benefits, including
  • Flexible working hours, including remote work for a balanced life.
  • Team activities and annual traditions that we take pride in
  • Everyday support: Employee assistance program, telemedicine and mental health support.
  • Training and professional development opportunities to grow, learn and discover your way forward. YOUR CONTRIBUTION MAKES A POSITIVE IMPACT As part of 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. Your main 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 THE SKILLS THAT WILL MAKE YOU A CORNERSTONE OF OUR TEAM Master’s degree or PhD in a relevant field: computer science, software engineering, operations research, applied mathematics, etc. 0 to 3 years of relevant experience (academic or industrial) Strong command of object-oriented programming, particularly in C++ Experience with Windows environments and relational databases Solid knowledge of operations research, including LP/MILP modeling and solving, column generation, and metaheuristics Ability to communicate effectively in French, both orally and in writing READY TO HELP SHAPE THE FUTURE WITH US? Apply today and connect with our Talent Acquisition team. We look forward to meeting you! 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. 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. Don't see any opportunities that match your profile? Submit a spontaneous application so we can stay connected! Whoever said software development can’t be fun has never worked at GIRO! We offer a friendly environment with the development of expertise and collaboration at the heart of everything we do. GIRO is a global leader in optimization software for public transport and postal operations, planning and management. Every day, our solutions help move millions of people and millions of parcels more efficiently. From Los Angeles to Sydney, New York to Paris and Singapore, major cities and postal operators around the world count on our software to drive forward their urban mobility. Headquartered in Montréal, GIRO has over 700 full-time employees, mostly in software development and operational research. By investing 30% of our resources into R&D we continuously advance our products and expertise in the industry.

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