Senior Backend Engineer

Our client, is the world’s leading premium flexible office provider, recently acquired by CBRE , the largest commercial real estate firm globally.

While backed by a Fortune 500 group , the Montreal digital engineering team operates like a true startup within the company. The local team consists of approximately 15 engineers (40 globally) and benefits from strong autonomy, modern tools, and a product-driven mindset.

After four years of complete technical transformation, replacing legacy systems with a modern stack (React, Node.js, MongoDB, Kafka, HubSpot, Salesforce, Contentful), the team is now entering a pure innovation phase.

Joining our client means working in a collaborative , ambitious , and impact-driven environment where ownership and initiative are highly valued.

The Role: Senior Software Engineer

Embedded within the Growth team, you will play a key role in building and scaling customer-facing products, from the public website to the member portal and mobile app.

You will contribute to high-impact initiatives that directly support business growth, while owning your developments end-to-end in a fast-moving, product-driven environment.

We are looking for a product-oriented engineer who thrives in a high-impact, collaborative environment and takes ownership beyond simple task execution.

Responsibilities

Build & Scale: Develop and maintain high-performance platforms supporting coworking and flex-space operations, ensuring scalability and reliability.; Architecture & Systems Design: Partner with Product and Digital teams to design robust, future-proof systems that reduce technical debt and eliminate data silos.; Production Excellence: Deliver resilient solutions with a strong focus on stability, ensuring seamless deployments with no disruption to users.; Full-Stack Collaboration: Bridge backend complexity with user-facing needs, contributing across the stack when required.; Ownership & Impact: Take full ownership of features from design to production, with frequent releases and direct visibility on impact.; Mentorship & Best Practices: Promote clean code, testing, and documentation standards while supporting team growth.

Requirements

⁠Experience: 5–7+ years of backend development in production environments using Node.js (JavaScript/TypeScript).; Database Expertise: Strong experience with NoSQL databases (MongoDB preferred).; Async & Distributed Systems: Experience designing asynchronous workflows using message queues (Kafka, RabbitMQ, Redis, AWS SNS/SQS).; Cloud Environment: Hands-on experience with AWS ecosystems (EC2, S3, SNS, SQS, Elastic Beanstalk is a plus).; ⁠ Versatility: Ability to work across the full stack when needed in a flexible engineering environment.; Communication: Strong ability to translate complex technical concepts to non-technical stakeholders.

Nice to have

Experience with real-time data systems or event-driven architectures; Exposure to scalable SaaS platforms; Interest in AI-driven or data-centric product environments