An SEO contractor is a freelance or independent professional who provides search engine optimization services to businesses without joining their payroll. Unlike in-house SEO employees, contractors work under service agreements—either project-based, monthly retainers, or hourly arrangements—and typically handle their own taxes, tools, and business operations. In Canada, this means issuing invoices, collecting HST/GST when applicable, and filing as self-employed or through a corporation. Contractors usually specialize in specific SEO disciplines. Some focus on technical audits and site speed, others on local SEO for multi-location businesses, and many handle full-stack work including keyword research, on-page optimization, and link acquisition. The scope depends entirely on the contract: a three-month engagement might cover a complete site migration, while an ongoing retainer could include monthly content briefs and quarterly strategy updates. Businesses hire SEO contractors for flexibility and specialized expertise. A Toronto SaaS startup might need someone for six months to fix technical debt before a Series A, while an Ottawa law firm might want ongoing local optimization without committing to a full salary and benefits package. Contractors also fill gaps when agencies need overflow capacity or niche skills their core team lacks. At Ottawa SEO Inc., we've worked with contractors for white-label technical audits and regional link building across our portfolio. The key is clear deliverables and communication cadence—vague "improve rankings" contracts fail, while specific KPIs like "reduce crawl errors by 80% and implement schema markup across 200 product pages" succeed. Rates vary wildly based on experience and market. Junior contractors in secondary Canadian markets might charge $50-75 CAD per hour, while seasoned specialists in competitive industries command $150-250+ or fixed project fees in the $3,000-15,000 range. Always verify portfolio work and ask how they measure success before signing. The best contractors show you exactly what they'll do, when, and how it maps to business outcomes.