Senior Backend Engineer — Api Gateways

Unity recherche un(e) Ingénieur Logiciel Senior pour Montréal, pilier technique de notre passerelle API Gateway qui gère des milliards d’appels. Vous encadrerez des développeurs et contribuerez à normaliser les pratiques techniques à l’échelle de l’organisation. Vous devrez maîtriser Golang ou TypeScript, Google Cloud et Kubernetes, et assurer...

Build scalable APIs from Kimberley as a Senior Backend Software Engineer, using RESTful design, GraphQL, and microservices architecture expertise. This senior role focuses on backend development for core products and services. You will design robust APIs, manage data efficiently, and write maintainable code. Collaboration with frontend developers, product...

AppDirect, Inc is seeking a Senior Software Developer to join the Tackle Engineering team in Montreal. You will craft scalable backend systems and APIs, deploy services on AWS, and contribute to a cloud-first platform that powers subscriptions across multiple channels.You will own features end-to-end, participate in code reviews, and mentor juniors in a...

Henry Schein One Canada is seeking a Senior Software Engineer to join our True North team and help evolve Dentrix Ascend for the US market. You will design, develop, test, and deliver reliable software for a complex SaaS platform used by dental practices throughout their day. You will work across the development lifecycle, contribute to technical decisions,...

Off2Class in Toronto, Canada, is seeking a Senior Back-End Developer to strengthen and extend its ESL platform. You will own server-side architecture, APIs, and data processing to support schools, teachers, and learners.You will collaborate with the Lead Developer and TPM to deliver scalable backend features, improve performance, and ensure reliable...

Affirm, Inc. is seeking an experienced backend engineer to join the AI Platform team. You will design, build, and operate gateway, runtime, and evaluation services that scale AI workloads for millions of users and their transactions, while ensuring security, reliability, and observability. Based in Canada, you will collaborate with security, infrastructure,...

Own API gateways, routing, authentication, and traffic controls at Perplexity, supporting high-traffic interfaces for developers and agents.This infrastructure-focused engineering role centers on the platform layers behind Perplexity's APIs. You will build and operate gateways, reverse proxies, and routing systems while improving reliability, throughput, and...

Who We AreToast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy.Are you bready* for a change?Toast is looking for a Senior Software engineer to join our enterprise quick service restaurant team. You will get to work across the...

PathwAI builds the APIs, integrations, and builder backend that power HIPAA-minded funnels—from submission pipelines to CRM and billing hooks. You’ll own services and integrations that ingest submissions, route leads, enforce guardrails, and keep observability honest—so our customers can trust the pipe as much as the UI.You’ll design APIs and...