Senior Software Developer

Plusgrade; Montreal (administrative region); On-site; CAD 110,000 - 150,000; Full time

Job summary

Plusgrade in Montreal is looking for a Senior Software Developer to own the backend layer powering our AI-driven pricing and fulfillment products. You will split time between shipping revenue-generating features and exploring new AI concepts within our AI Labs.

Based in our Montreal office, you will partner with product managers, designers, and engineers to translate ambitious ideas into scalable, high-performance systems and re-engineer delivery to integrate AI workflows into our operating

Qualifications

• Build and deploy clean, testable Java code in cloud environments.
• Lead architecture discussions and technical decisions.
• Introduce shared standards to enable faster shipping without compromising quality.

Responsibilities

• Own the backend application layer powering AI-driven pricing and fulfillment.
• Ship production-ready features and experiment in AI Labs on new concepts.
• Collaborate with product managers, designers, and engineers to turn ideas into scalable systems.

Skills

Java programming

Architectural leadership

Agile development

Cloud deployment

Tools

SpringBoot

AWS

React

TypeScript

JUnit

Mockito

Job description

**Job Description:****Senior Software Developer***You want to shape how artificial intelligence personalizes travel offers for millions of passengers while spending half your time experimenting with cutting-edge proofs of concept.* **What You'll Be Doing**Based in our Montreal office as part of the AI & Merchandising team, you will own the backend application layer that powers our AI-driven pricing and fulfillment products. Your time will be split evenly between shipping production-ready, revenue-generating features and experimenting inside our AI Labs group on new concepts. As part of this work, you help re-engineer software delivery so that AI systems and workflows are integrated directly into our operating model and infrastructure. You will partner with product managers, designers, and engineers to turn ambitious ideas into scalable, high-performance systems. **The Stack**Java (SpringBoot) · AWS · React (TypeScript) · JUnit · Mockito **What You Bring*** You build and deploy clean, testable Java code in cloud environments while taking the lead on architecture discussions and technical decisions.* You have structurally changed how your team works around AI by setting shared standards and systems that enable those around you to ship faster without sacrificing quality or safety.* You bring deep computer science fundamentals, from data structures to distributed systems, paired with a disciplined approach to the testing pyramid and delivery pipelines.* You communicate complex technical ideas with clarity, making them accessible to designers, support teams, and fellow developers alike.* You thrive in an Agile environment where you take end-to-end ownership of outcomes, moving quickly without waiting for hand-holding. **Why Plusgrade**Travel is about the moments that make a journey feel personal. At Plusgrade, we build the technology that makes those moments possible, from upgrade offers and loyalty experiences to revenue tools used by 575+ airline, hospitality, cruise, rail, and financial services partners worldwide.The work is global, complex, and rewarding. You will solve meaningful problems, take ownership from idea to outcome, and work alongside people who are smart, curious, and committed to doing great work.We also give our teams access to AI tools and the encouragement to use them thoughtfully, to move faster, explore ideas, and build better ways of working.We trust our teams to do their best work. That means autonomy, flexibility, and room to grow.Come help us shape the future of travel. **What You'll Love About Us** RRSP Matching · Comprehensive Health Plans · Flexible Paid Time Off · Travel Experience Perk · Annual Wellness Perk · Commuter Perk · Tenure-Based Work From Anywhere Program · Parental Leave Top Up · Adventure Pass · Learning Allowance **Our Process**We believe every candidate deserves a fair, transparent experience, so regardless of outcome, everyone gets feedback.Our process: Recruiter call → Hiring Manager interview →Technical Interview→ Final interview. Plusgrade is an equal-opportunity employer committed to accessible recruitment. We welcome applications from all qualified individuals regardless of gender identity or expression, race, ethnic origin, creed, place of origin, age, sex, marital status, physical or mental disability, sexual orientation, or any other category protected by law. Accommodation is available upon request. We may use AI-assisted tools to help screen and assess applicants for this role. This posting is for an existing vacancy.