Senior Backend Engineer
3 weeks ago
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 fast 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 APIsist 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 #J-18808-Ljbffr
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Senior Backend Engineer
19 minutes ago
Toronto, Canada Skyfire Full timeSenior Backend Engineer @ Skyfire Join to apply for the Senior Backend Engineer role at Skyfire. Get AI-powered advice on this job and more exclusive features. About SkyfireSkyfire is building the payment backbone for the emerging machine economy — a future where AI and machines transact seamlessly, instantly, and autonomously. Current financial systems...
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Senior Backend Engineer
18 minutes ago
Toronto, Canada Inspiration Commerce Group Full timeSenior Backend Engineer Join to apply for the Senior Backend Engineer role at Inspiration Commerce Group About Inspiration Commerce Group (ICG)We’re a team of ~25 people who’ve done 6 acquisitions in 18 months and scaled from $0 to >$75M in revenue. We’re a global group with businesses across the US, UK, and EU. We buy and build companies that help...
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Senior Backend Engineer
3 weeks ago
Toronto, Canada TalentTank Recruiting Inc. Full timeSenior 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...
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Senior Backend Engineer
3 weeks ago
Toronto, Canada TalentTank Recruiting Inc. Full timeSenior Backend Engineer (Hybrid - Toronto, 2 days/week)Team: Platform EngineeringType: 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...
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Senior Backend Engineer
19 minutes ago
Toronto, Canada Boam AI Full timeOverview Ship & run backend systems that turn messy signals into truth. Boam AI builds managed data solutions that transform messy, unstructured signals from public, private, and proprietary sources into structured, reliable, and always up-to-date intelligence on millions of SMBs and enterprises worldwide. These agentic systems power CRMs, data warehouses,...
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Senior Backend Engineer
2 weeks ago
Toronto, Canada ODAIA Full time## Senior Backend Engineer IIMistplayMistplay est l'application de fidélité n°1 pour les joueurs mobiles. Notre communauté de millions de joueurs mobiles engagés utilise Mistplay pour découvrir de nouveaux jeux et gagner des récompenses. Les joueurs sont récompensés pour le temps et l'argent qu'ils consacrent aux jeux et peuvent échanger ces...
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Senior Backend Engineer
2 weeks ago
Toronto, Canada ODAIA Full time## Senior Backend Engineer IIMistplayMistplay est l'application de fidélité n°1 pour les joueurs mobiles. Notre communauté de millions de joueurs mobiles engagés utilise Mistplay pour découvrir de nouveaux jeux et gagner des récompenses. Les joueurs sont récompensés pour le temps et l'argent qu'ils consacrent aux jeux et peuvent échanger ces...
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Senior Backend Engineer
3 weeks ago
Toronto, Canada Antler Full timeSenior Backend Engineer At Chexy, we're reimagining how Canadians manage their largest expenses—like rent, tuition, and insurance—by transforming them into opportunities to build credit, earn rewards, and gain financial flexibility. We're the first platform in Canada that lets users pay nearly any bill using their credit card, while unlocking...
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Senior Backend Engineer
3 weeks ago
Toronto, Canada Chexy Co. Full timeSenior Backend Engineer At Chexy, we're reimagining how Canadians manage their largest expenses—like rent, tuition, and insurance—by transforming them into opportunities to build credit, earn rewards, and gain financial flexibility. We're the first platform in Canada that lets users pay nearly any bill using their credit card, while unlocking...
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Senior Backend Engineer
20 minutes ago
Toronto, Canada Antler Full timeSenior Backend Engineer At Chexy, we're reimagining how Canadians manage their largest expenses—like rent, tuition, and insurance—by transforming them into opportunities to build credit, earn rewards, and gain financial flexibility. We're the first platform in Canada that lets users pay nearly any bill using their credit card, while unlocking meaningful...
