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TextNow

SIM-based unlimited calling and texting

Site Reliability Engineer

Site Reliability EngineeringConfirmed live in the last 24 hours
Full-timeWaterloo, ON, CanadaIn-person

About the Job

Requirements

  • At least 5 years of experience in an operationally focused role such as Site Reliability Engineering, DevOps, or Infrastructure Engineering, with an understanding of reliability, scalability, and performance optimization.
  • Hands-on experience with AWS, GitHub, Terraform, Ansible, or similar tools for building and managing cloud infrastructure.
  • Ability to handle production incidents, analyze root causes, and implement long-term preventive fixes.
  • Experience or capability in scripting and automation to reduce operational toil, and using logging, metrics, and monitoring tools for observability.

Responsibilities

  • Design, build, and maintain scalable, resilient, and highly available systems supporting infrastructure and services.
  • Develop and maintain automation using Terraform, Ansible, and other tools to enable efficient deployment, scaling, and operations of cloud-based systems; AWS is preferred.
  • Participate in an on-call rotation, troubleshoot issues, drive incident resolution to minimize downtime and improve system performance, conduct post-mortems, and implement corrective actions.
  • Implement and improve observability tools, logging, and monitoring solutions to identify and mitigate potential system issues proactively.
  • Work with software engineers, DevOps, and product teams to align technical efforts with business objectives and improve system reliability from development through production.
  • Identify opportunities to improve architecture, automation, and operational practices, and contribute to designing and implementing Site Reliability Engineering best practices.
  • Actively use AI tools in design, architecture, implementation, testing, debugging, documentation, and operational analysis to increase velocity, improve code quality, and support technical decisions; continuously improve use of these tools.

Desired Qualifications

  • Experience with AWS.

About the Company

TextNow

SIM-based unlimited calling and texting

TextNow provides low-cost mobile communication by offering a SIM card that delivers unlimited nationwide calling and texting over 5G with free essential data at no monthly fee. Revenue comes from selling data passes (hourly, daily, or as-needed) and optional premium features. It operates in the United States and Canada, targeting individuals, families, and small businesses seeking affordable options. Distinguishing factors include a zero-monthly-cost model for core services, a simple pay-as-you-go data-passing structure, and a focus on accessibility and inclusivity. The company aims to make affordable, reliable communication available to everyone, expanding access while maintaining budget-friendly plans.

Company size
201-500
Company stage
Grant
Total funding
$3.4M
Headquarters
Waterloo, Canada
Founded
2009

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