Intermediate Software Engineer

Intermediate Software Engineer (Type Script / Node.js)

$115,000 – $140,000 CAD base

Sage Recruiting is partnering with a technology company that is building a new fintech platform designed to support modern financial products and services.

Our client is launching a new initiative focused on developing scalable infrastructure and APIs that power next-generation financial applications. This team will operate like an internal startup, composed of experienced engineers working together to build a new product from the ground up.

They are looking for Intermediate and Senior Software Engineers who are excited about helping shape early architecture decisions, designing robust systems, and contributing to the foundation of a new fintech platform.

This is an opportunity to join a founding engineering team where your work will directly influence the product’s architecture, technical direction, and long-term success.

• Collaborate with cross-functional teams to design and implement scalable and reliable software solutions.
• Lead development of new platform modules while maintaining and improving existing components.
• Architect systems with a focus on performance, reliability, and long-term maintainability.
• Build and maintain developer-facing APIs and SDKs used by external partners and internal teams.
• Ensure seamless integration with external services and systems.
• Participate in code reviews and provide constructive feedback to maintain high engineering standards.
• Contribute to architectural discussions and technical decision-making as the platform evolves.

• 2+ years of professional software development experience.
• Strong backend development experience using Type Script and Node.js.
• Experience working with AWS cloud infrastructure.
• Experience building developer-facing APIs or B2B SDKs.
• Skilled in AI-native development, demonstrating a strong track record of building applications that leverage foundational models and agentic workflows.
• Strong problem-solving abilities and attention to detail.
• Excellent communication and collaboration skills.

• Experience designing or operating systems that handle highly scalable or bursty traffic (1M+ transactions).
• Full-stack development experience with Type Script/Node.js and React or React Native.
• Previous experience working in startup environments or fintech companies.

• Join a founding engineering team building a brand-new fintech product.
• Work in a startup-style environment within an established organization.
• Help define the early architecture and long-term technical direction of the platform.
• Opportunity to build scalable systems designed to support high transaction volumes.