Senior Platform Engineer

About DNAstack

DNAstacks mission is to accelerate precision medicine and research by making complex biomedical data more accessible interoperable and actionable. We build innovative software that helps researchers clinicians and institutions derive insights and improve health outcomes. Were proud to support global data sharing and scientific discovery while maintaining a deep commitment to privacy and security. Were a small but mighty startup team working at the intersection of bioinformatics cloud computing and open science.

Role Overview

As a Senior Platform Engineer youll take a leading role in designing building and evolving the core infrastructure that powers DNAstacks genomics software platforms. Youll be part of a small high-impact team that ensures our systems are secure reliable cost-efficient and empower developers to move quickly with confidence. This role blends infrastructure engineering developer productivity and security-minded systems design. Youll thrive here if you enjoy building scalable cloud environments automating everything and solving complex problems that improve the entire engineering organization.

Responsibilities

Infrastructure & Reliability

• Design build and maintain scalable cloud infrastructure to support rapidly growing user workloads.
• Implement consistent and reliable deployment pipelines using GitOps and declarative workflows.
• Establish and monitor SLOs and error budgets to measure reliability and performance.
• Develop disaster recovery strategies and ensure business continuity through backups and redundancy.
  
  

Developer Platform & Automation

• Build and operate internal developer platforms and self-service tools that reduce friction and increase velocity.
• Lead automation of provisioning configuration and Day 2 operations across GCP AWS and Azure cloud environments.
• Manage CI/CD pipelines (GitHub Actions Concourse and ArgoCD) and optimize build and release processes.
• Identify and eliminate bottlenecks in developer workflows to accelerate delivery across teams.
  
  

Security & Cost Optimization

• Implement and maintain secrets management IAM/RBAC vulnerability scanning and zero-trust practices.
• Partner with security and compliance stakeholders to identify and mitigate infrastructure risks.
• Monitor forecast and optimize cloud costs through FinOps principles tagging and usage governance.
• Drive initiatives that balance scalability reliability and economic efficiency.
  
  

Collaboration & Innovation

• Partner with engineering teams to define infrastructure requirements roll out solutions and ensure best practices.
• Provide mentorship and technical guidance to other engineers promoting shared ownership of platform systems.
• Contribute to documentation and internal knowledge sharing for repeatable reliable operations.
• Evaluate emerging tools and technologies proposing solutions that strengthen DNAstacks platform strategy.

Qualifications

• 6 years of experience in infrastructure platform engineering or site reliability engineering.
• Proven ability to design operate and scale production systems in cloud environments.
• Strong hands-on experience with Kubernetes Docker and Linux systems.
• Expertise with at least one major cloud provider (GCP AWS or Azure).
• Proficiency in Infrastructure-as-Code (Terraform Helm Pulumi or similar).
• Experience with CI/CD systems and automation (GitHub Actions ArgoCD etc)
• Scripting proficiency (Bash or Python preferred).
• Familiarity with observability stacks (Datadog Grafana OpenTelemetry).
• Understanding of networking load balancing and service mesh concepts.
• Strong grasp of cloud security best practices compliance and data privacy principles.
• Excellent judgment and communication skills with the ability to influence decisions across teams.
  
  

Bonus Points

• Experience managing databases or stateful systems (PostgreSQL Redis distributed storage etc.).
• Experience with FinOps cost forecasting or cloud spend optimization.
• Experience in regulated or privacy-sensitive domains (e.g. healthcare genomics life sciences).

Where Youll Work

This role offers the flexibility of a hybrid work environment allowing you to work both remotely and from our Toronto office. This arrangement supports your needs and promotes a healthy worklife balance. To be considered for this position you must be eligible to work in Canada.

Benefits

• Three weeks vacation.
• Unlimited sick days.
• Health dental and vision coverage.
• Remote friendly with flexible hours.
• Opportunity to participate in DNAstacks Employee Stock Option Program.

• Opportunity to contribute to open science and global data-sharing efforts.

Lets Talk

If this role sounds like a fitand youre excited to help shape the future of genomic medicinewed love to hear from you.

As a small but mighty team we use AI-powered tools to help us stay organized and efficient during our hiring processes. These tools help in areas such as sorting applications and highlighting matches to the role. These tools help us move faster but they definitely dont make decisions for us - every application is reviewed by a real human on our team.

Your privacy matters to us. Any information you share is handled according to Ontario privacy laws as well as our internal privacy practices.

If you have any questions about how we use AI in our hiring process please reach out to

Required Experience:

Senior IC