Our company description:

Mission is a platform for hiring, vetting and managing software development talents. It enables our clients to connect with the world’s best talent to build mission-critical software products.

About the client:

A growing software company developing an AI-driven platform that helps organizations respond to and convert inbound customer inquiries. The product is used by a large and expanding customer base across North America. The team values speed, modern engineering practices, and building scalable software that delivers measurable business impact.

About the role:

🌍 Location: Hybrid in Toronto

💰 Compensation: $65–$75 CAD hourly

We are seeking a Senior Software Developer to help build and evolve a modern SaaS platform as we transition from a legacy PHP monolith to a scalable, AI-enabled architecture. This is a hands-on role where you will contribute to system design, write production code, and help establish engineering practices as the team grows.

What You’ll Do:

Working closely with the CTO and a small engineering team, you will play a key role in shaping technical direction while delivering reliable, high-quality software. Over time, this role offers a path toward technical leadership, including mentoring developers and leading a development pod as the organization scales.

Key Responsibilities:

• Contribute to the architecture and design of a modern SaaS platform
• Develop and ship high-quality backend services and APIs
• Participate in code reviews and maintain engineering standards
• Support system reliability, deployments, and production operations
• Mentor junior developers and contribute to team growth

Qualifications:

• 7+ years of professional software development experience
• Strong backend development experience in Node.js. You will guide the development.
• Experience designing distributed or service-oriented systems
• Familiarity with PostgreSQL, Redis, Docker, and AWS
• Experience with code reviews, deployments, and production environments
• Interest in AI-assisted development and modern engineering workflows

Nice to Have:

• Experience with PHP/Laravel (helpful for system migration), Go and Rust.
• Experience building AI-enabled products or working with LLM integrations
• Familiarity with AI development tools such as Copilot, Cursor, or similar
• Prior mentorship or team leadership experience

What We Offer:

• A small, fast-moving engineering team where your work has real impact
• Direct collaboration with leadership and influence over technical direction
• Opportunity to grow into engineering leadership as the team scales
• Competitive compensation and benefits
• Hybrid work environment in Toronto