Full Stack Developer for SaaS Products

Lightspeed • montreal (administrative region), qc • Posted June 01, 2026

About the Role

Join Lightspeed as a Full Stack Developer specializing in SaaS solutions. Lead the evolution of our invoicing systems and enhance overall software delivery processes.
This is a senior developer role focusing on complex, event-driven architecture within the Financial Services domain. You will break down requirements into actionable tasks, liaise with stakeholders, and elevate team standards through mentorship. Your contributions will ensure robust, scalable solutions that underpin our financial products.
Key Responsibilities:
• Drive system design for new, high-scale features
• Break down requirements into concrete development tasks
• Champion continuous improvements in software delivery
• Mentor peers and identify areas for growth
• Set up advanced monitoring systems for observability
Requirements:
• At least 6 years of experience in software development
• Hands-on experience with microservices and cloud platforms
• Strong fundamentals in data structure...