Senior Backend Engineer (Hybrid - Toronto, 2 days/week)

Team: Platform Engineering

Type: Full-Time

We’re building the API layer behind hundreds of AI-powered workflows that marketers rely on every day. This is foundational work—powering everything from performance analytics to intelligent automation—and we need a backend engineer who can scale systems quick and clean.

You’ll be joining at a high-leverage moment. We’re post-Series B and shifting from 6 to 100+ workflows. The platform is growing rapidly, and the backend is core to how we deliver speed, accuracy, and scale.

What You'll Do

- Design and implement backend systems and APIs used across multiple product lines

- Build integrations with major platforms (e.g. Meta, Google) to unlock high-volume data pipelines

- Optimize performance, reliability, and throughput of existing infrastructure

- Work closely with frontend, data, and product teams to ship end-to-end features

- Push architectural decisions and shape engineering practices across the platform

What You Bring





- 10+ years building backend systems in production environments

- Deep experience with Node.js, TypeScript, and scalable API design

- Expertise with asynchronous systems and message queues

- Experience with third-party integrations, especially marketing APIs

- Bonus: experience applying AI/ML tooling (like OpenAI) in real products

- Clear communication and ability to work across disciplines

- Track record of building in fast-paced, lean environments

Example Projects

- Unified analytics API for internal and external data consumers

- Scalable infrastructure for ingesting and processing large volumes of marketing data

- Systems to trigger dynamic workflows based on real-time performance signals

Why This Role

- Direct ownership over critical infrastructure

- Big tech problems without big tech bureaucracy

- $150K–$220K CAD base + equity

- Hybrid setup: 2 days/week near Union Station, Toronto

- Fast-moving team with clear product-market fit

📌 Senior Backend Engineer (Toronto)
🏢 TalentTank Recruiting
📍 Toronto