Senior Full-Stack Engineer

CANVAS; Sydney; On-site; AUD 150,000 - 190,000; Full time

Job summary

Canvas is seeking a Senior Full-Stack Engineer to design and scale a cloud-native fintech platform. You’ll work across TypeScript, React, AWS serverless infrastructure, and APIs, taking ownership of features from architecture through production.

Collaborate with Product and Engineering to deliver secure, scalable systems, contribute to testing, CI/CD, and automation, and apply AI-assisted development to accelerate delivery while keeping quality high.

Qualifications

• 7+ years of professional software engineering experience building production full-stack applications.
• Strong expertise in TypeScript, Node.js, and modern React development.
• Experience building production frontend applications, including API integrations, state management, routing, and responsive UI.
• Proven experience with AWS serverless technologies, including Lambda, API Gateway, DynamoDB, SQS, and AWS CDK.
• Experience building APIs, background workers, webhooks, and event-driven systems.
• Strong understanding of authentication, authorization, API security, and multi-tenant applications.
• Experience designing reliable transaction workflows with robust testing and error handling.
• Experience integrating third-party APIs, ideally within fintech, payments, banking, or other high-reliability environments.

Responsibilities

• Design, develop, and maintain production-grade full-stack applications using TypeScript, React, and Node.js.
• Build serverless backend services with AWS Lambda, API Gateway, DynamoDB, SQS, and AWS CDK.
• Develop secure customer-facing APIs, SDKs, and developer-facing interfaces.
• Build reliable event-driven systems, webhook handlers, and transaction workflows with strong operational resilience.
• Integrate third-party financial services, payment providers, and external APIs.
• Implement secure authentication, authorization, RBAC, and multi-tenant application architecture.
• Write high-quality automated tests and contribute to CI/CD, observability, and monitoring.
• Leverage AI-assisted development tools to improve engineering velocity while maintaining production-quality code.
• Participate in architecture discussions, code reviews, technical planning, and continuous platform improvements.

Skills

TypeScript

Node.js

React

AWS serverless

APIs

Security

Tools

AWS Lambda

API Gateway

DynamoDB

SQS

AWS CDK

Job description

We are looking for a Senior Full-Stack Engineer to help build and scale our cloud-native fintech platform. You'll work across React, TypeScript, AWS serverless infrastructure, and developer-facing APIs, taking ownership of features from architecture through production. Working closely with Product and Engineering, you'll help transform early-stage ideas into secure, scalable, and production-ready systems while contributing to engineering best practices, automation, testing, and AI-assisted development.

Key responsibilities

• Design, develop, and maintain production-grade full-stack applications using TypeScript, React, and Node.js.
• Build serverless backend services with AWS Lambda, API Gateway, DynamoDB, SQS, and AWS CDK.
• Develop secure customer-facing APIs, SDKs, and developer-facing interfaces.
• Build reliable event-driven systems, webhook handlers, and transaction workflows with strong operational resilience.
• Integrate third-party financial services, payment providers, and external APIs.
• Implement secure authentication, authorization, RBAC, and multi-tenant application architecture.
• Write high-quality automated tests and contribute to CI/CD, observability, and monitoring.
• Leverage AI-assisted development tools to improve engineering velocity while maintaining production-quality code.
• Participate in architecture discussions, code reviews, technical planning, and continuous platform improvements.

About you

• 7+ years of professional software engineering experience building production full-stack applications.
• Strong expertise in TypeScript, Node.js, and modern React development.
• Experience building production frontend applications, including API integrations, state management, routing, and responsive UI.
• Proven experience with AWS serverless technologies, including Lambda, API Gateway, DynamoDB, SQS, and AWS CDK.
• Experience building APIs, background workers, webhooks, and event-driven systems.
• Strong understanding of authentication, authorization, API security, and multi-tenant applications.
• Experience designing reliable transaction workflows with robust testing and error handling.
• Experience integrating third-party APIs, ideally within fintech, payments, banking, or other high-reliability environments.
• Comfortable using AI-assisted engineering tools and applying strong technical judgment to AI-generated code.

About us

Canvas Digital is building modern financial infrastructure for the next generation of businesses. We create secure, scalable, and developer-first software that powers complex financial workflows through intuitive products, robust APIs, and cloud-native architecture. Our platform is built with TypeScript, React, and AWS serverless technologies, enabling businesses to manage financial operations through reliable software, APIs, and intelligent automation. We embrace modern engineering practices, AI-assisted development, and a strong culture of ownership to build products customers can trust.

Build technology that powers real-world financial operations.

Work with a modern TypeScript stack, AWS serverless infrastructure, and AI-native engineering workflows.

Own meaningful technical decisions and make a direct impact on product direction.

Join a collaborative team focused on engineering excellence, innovation, and continuous learning.