Top Tech Jobs & Startup Jobs in Toronto

Lead development and maintenance of the core data platform: build performant pipelines, data warehousing, and ML infrastructure; partner with data scientists to produce production datasets; ensure data governance, quality, lineage, and accessibility; integrate cross-platform data sources; automate reporting and deliver stakeholder insights to enable data-driven decisions.

Founding full-stack engineer to build front-end and back-end features for month-end close automation, integrate with ERP/HRIS/CRM systems, design backend jobs and data ingestion, ensure code quality and CI/CD, implement LLM-driven workflows, and help grow the engineering team.

Design, prototype, and productionize Uniswap v4 hooks across markets. Own hook lifecycle from spec to audited mainnet deployment, publish reference implementations, build integration SDKs/simulators, ensure security with fuzzing/formal methods, and collaborate on metrics and adoption with aggregators and data teams.

Join an early engineering hire at a growing SaaS platform for online communities. Scope and deliver new features, write modular TypeScript/React code, enable AI coding agents, monitor production, and troubleshoot issues while influencing product direction and improving platform scalability and developer experience.

Lead ML/NLP work across recommender systems, taxonomies, and agentic AI solutions. Prototype models, advise on data science strategy, mentor teammates, and deliver production-ready, well-documented ML pipelines and insights.

Lead Partnerships/GTM to acquire and support enterprise healthcare clients: manage relationships, shape terms, close deals, ensure onboarding and satisfaction, run cross-functional projects, and build scalable GTM systems to drive growth.

Build and maintain BigQuery data pipelines, map warehouse schemas, and craft SQL to feed LLMs. Develop Claude Skills and Gemini Gems, collaborate on prompts, validate AI outputs, and design AI agents to automate eCommerce analytics and operational workflows.

Manage demand planning, site merchandising, forecasting, promotional calendars, and performance reporting for e-commerce clients. Partner with management and project teams to improve profitability, drive incremental growth, and deliver data-driven insights to optimize marketplace sales.

Contract product designer contributing to web and mobile projects: user research, wireframes, prototypes, high-fidelity visual design, usability testing, and cross-functional collaboration. Produce presentation collateral, marketing assets, and support handoffs to engineering.

Lead backend development of scalable, reliable integrations and a bidirectional sync system. Build async workflows, operational automation, observability, and internal tools to reduce manual work; collaborate with support and external partners; mentor engineers and drive platform reliability patterns.