Top Tech Jobs & Startup Jobs in Montreal

Own the full sales cycle for inbound and product-led commercial accounts (sub-250 employees). Engage technical buyers, troubleshoot schema/ingestion/integration questions, partner with Solutions Engineers, document pipeline and technical context in Salesforce, identify expansion opportunities, and contribute to playbooks and developer community outreach.

Design and implement high-throughput database integrations and replication into ClickHouse. Improve system reliability, debug production issues using observability tools, write documentation, participate in on-call rotation, and collaborate with customers and cross-functional teams to drive product improvements.

Develop AI-powered features, design APIs, integrate AI/ML models, and enhance developer experience for ClickHouse's platform.

The Senior Software Engineer will enhance ClickHouse's cloud platform with Postgres capabilities, managing database clusters and contributing to operational tooling. Responsibilities include backend service design, API development, and collaborating with teams for performance and reliability.

Build and own agentic systems on ClickStack to investigate incidents: design reusable skills, implement MCP servers and SDKs, integrate telemetry, optimize latency/cost, run evals, and collaborate with OSS contributors and customers to make agents production-ready and observable.

Design, build, and operate cloud-native, serverless ClickHouse database infrastructure. Develop and maintain Kubernetes operators, improve metrics pipelines, support data ingestion/transformation (Spark/Kafka), collaborate with core DB and data plane teams, and ensure scalable, highly available distributed systems with production on-call responsibilities.

Design, build, operate, and maintain petabyte-scale product metrics systems that collect, store, and serve trillions of records. Ensure performance, reliability, availability, cost-efficiency, and delivery guarantees. Collaborate on roadmap and features, mentor teammates, participate in design discussions, and join on-call rotation to own production services.

The Senior Site Reliability Engineer will ensure reliability and scalability of cloud infrastructure, enhance incident management, and optimize operational efficiencies through collaboration with various teams.

Develop and enhance data integrations, improve systems, contribute to architectural decisions, and ensure system reliability through on-call participation.

Design and build authentication, authorization, and audit platform services (RBAC/ReBAC, token issuance, session handling), implement SAML/SCIM/OIDC/OAuth2/MFA flows, ship SDKs and APIs, operate distributed systems at scale, build audit telemetry, and support migrations and on-call production reliability.