About the job
Marble AI develops AI-powered tools designed to help accounting firms and their clients manage taxes with greater efficiency. The team’s work centers on simplifying complex tax workflows for mid-sized and large firms. As an early-stage company, Marble AI encourages collaboration and focuses on solving important challenges for its customers.
Role overview
The Platform Engineer will play a key role in strengthening and expanding the infrastructure that supports Marble AI’s tax platform. Working closely with the engineering team, this position aims to accelerate product development and maintain secure systems capable of handling sensitive financial information.
This role combines elements of infrastructure, DevOps, and Site Reliability Engineering. The Platform Engineer will design and maintain the platform, enhance developer tools, and ensure that systems remain secure, observable, and resilient. Input into the direction of the data platform and security practices across the technology stack is also expected.
What you will do
- Build and manage cloud infrastructure using infrastructure-as-code principles.
- Take responsibility for system reliability, observability (with OTEL), and incident response.
- Design and refine developer tooling and CI/CD pipelines.
- Collaborate with product and data teams to address scalable data platform needs.
- Maintain strong security practices, especially in handling sensitive tax data.
- Optimize system performance, scalability, and cost across services.
- Contribute to infrastructure, backend systems, and developer workflows.
Requirements
- Extensive experience with cloud infrastructure such as AWS or similar platforms.
- Hands-on expertise with Kubernetes, Terraform, and Helm.
- Background in DevOps, SRE, or platform engineering roles.
- Experience building and maintaining CI/CD pipelines or developer tools.
- Strong understanding of distributed systems, networking, and system reliability.
- Ability to deliver practical solutions while considering long-term system design.
Location
Toronto

