Senior Backend Engineer, Payments Platform

Loop; Toronto; On-site; CAD 140,000 - 170,000; Full time

Job summary

A fast-growing fintech startup is seeking a Senior Backend Developer to architect and build a payment platform and financial ledger system in Toronto. The ideal candidate will have 5+ years of backend development experience, strong financial systems knowledge and a product mindset. Responsibilities include building reliable payment infrastructure and collaborating with stakeholders to ensure data integrity. This position offers a salary range of CAD$140,000 to CAD$170,000 annually, equity options, and benefits.

Benefits

Equity options

Health benefits after probation

Catered lunch on Fridays

Kitchen with snacks and drinks

Qualifications

• 5+ years of backend development experience; minimum 3 years in financial systems.
• Deep understanding of financial ledgers and double-entry bookkeeping.
• Experience with event sourcing and message brokers, particularly Kafka.

Responsibilities

• Build and support Payment Infrastructure with strict data integrity.
• Implement workflow orchestration for complex payment flows.
• Work directly with stakeholders to define solutions.

Skills

Backend development

Financial systems

Event sourcing

Distributed systems

Problem-solving mindset

Tools

Kafka

Temporal.io

Job description

A fast-growing fintech startup is seeking a Senior Backend Developer to architect and build a payment platform and financial ledger system in Toronto. The ideal candidate will have 5+ years of backend development experience, strong financial systems knowledge and a product mindset. Responsibilities include building reliable payment infrastructure and collaborating with stakeholders to ensure data integrity. This position offers a salary range of CAD$140,000 to CAD$170,000 annually, equity options, and benefits.