Senior Software Engineer

About the role

Sardine builds agentic risk platforms designed to combat financial crime and automate fraud operations for global enterprises. We are looking for a senior engineer to lead the development of our user-facing interfaces while utilizing AI-assisted workflows to accelerate delivery.

Key facts

What you'll do

• Develop and maintain high-performance, accessible, and production-ready features using React and TypeScript.
• Define technical standards for frontend development and mentor junior team members through code reviews and guidance.
• Integrate AI and agentic tools like Claude into your daily workflow to increase development speed and establish best practices.
• Write and modify backend services and APIs using Go to support your frontend features.
• Partner with business stakeholders to translate requirements into technical architecture and product roadmaps.
• Create technical documentation to support product adoption and internal knowledge sharing.

Requirements

• Minimum 7 years of professional software engineering experience with a focus on frontend systems.
• Advanced proficiency in React and TypeScript with a strong emphasis on UX and performance.
• Proven ability to use AI coding assistants to improve individual output and efficiency.
• Demonstrated leadership skills in technical decision-making and team mentorship.
• Experience building and deploying frontend applications at scale.
• Working knowledge of Go or the ability to pick up the language rapidly for backend tasks.
• Ability to manage priorities independently within an ambiguous, fast-paced environment.
• Professional fluency in English for both technical reports and team communication.

Nice to have

• Experience with data pipelines or data-related tooling.
• Background in fintech, risk management, compliance, or regulated industry systems.

Skills & tools

• TypeScript, React, Node, Golang, Python, Java
• Bigtable, Postgres, BigQuery
• Terraform

Practical notes

• You must reside in Ontario and hold legal authorization to work in Canada.
• Benefits include health, dental, and vision insurance for employees and dependents, plus a 4% RRSP match.
• The company provides a MacBook Pro, a home office setup stipend, and monthly allowances for meals, social activities, and wellness.
• We offer flexible time off, a year-end break, and an annual learning stipend.
• All stock options are eligible for early exercise.