Top Tech Jobs & Startup Jobs in Montreal

Design and build highly scalable, distributed real-time microservices (primarily in Go). Work with large datasets and databases, use messaging queues (Kafka, SQS, Kinesis), and write memory- and performance-optimized code for production ad-tech systems.

The Full Stack Engineer will develop features for the advertising platform, collaborate on architecture, perform code reviews, and ensure quality software development.

Own end-to-end commercial review and negotiation of Insertion Orders (IOs); partner with Account Executives and cross-functional teams to approve redlines, coordinate delivery and payment, and resolve operational issues. Lead IO improvement projects, design scalable workflows and operating models, and leverage AI tooling to accelerate review and enable AE self-service. Act as the commercial expert protecting company interests in deal conversations.

Lead the Campaign Execution product roadmap, define long-term vision, and deliver AI-first campaign building experiences. Produce product specs, drive features through delivery with engineering, design, and QA, collaborate cross-functionally, and increase customer engagement on the StackAdapt platform.

As a Senior Quality Engineer, you'll lead testing infrastructure projects, collaborate with teams to enhance testing systems, and develop analytics tools while maintaining quality at scale for rapid development cycles.

Own and improve AWS infrastructure and platform services using IaC (Terraform/Terrateam). Support reliable cloud and Kubernetes deployments, enhance observability (metrics, logs, tracing), troubleshoot distributed systems, create standards and documentation, and partner with engineering teams on scalable, resilient design.

Own and roadmap measurement products (foot traffic attribution, ABM measurement, first-party attribution), build 0→1 solutions, write clear product specs, collaborate with engineering/design/data/revenue, and drive features to completion while handling ambiguity and delivering measurable customer value.

Lead strategy, roadmap, and delivery for an in-house creative production and management product spanning video/CTV, AI-generated content, and multi-channel creative integrations. Drive 0->1 initiatives, define success metrics, collaborate with Engineering, Data Science, Design, and Creative Studio, and support customer-facing teams to launch, iterate, and scale creative tooling and partner integrations.

As a Full Stack Engineer, you'll develop StackAdapt's advertising platform, focusing on campaign integrations, API-driven products, and scalable web architecture. You'll handle complex integrations, manage state machines, and ensure reliability patterns.

Partner with North American revenue teams to provide commercial finance support: review and approve deals, build financial models and business cases, deliver profitability and forecasting analysis, coordinate cross-functionally with Finance, Revenue Operations and Legal, and develop reporting tools to surface trends, risks, and growth opportunities.