M

Mary Pat Colandro

Senior Software Engineer

Washington, District of Columbia, United States9 yrs 9 mos experience
Most Likely To SwitchHighly Stable

Key Highlights

  • Led migration to real-time billing for 500k+ customers.
  • Architected comprehensive testing infrastructure from scratch.
  • Developed incident management framework improving production operations.
Stackforce AI infers this person is a SaaS-focused technical leader with expertise in software engineering and automation.

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Skills

Core Skills

BillingTest AutomationIncident Management

Other Skills

AutoCADAutomated Software TestingCommunicationInternet of Things (IoT)InventorLeadershipMatlabMicrosoft ExcelMicrosoft OfficeMicrosoft WordPowerPointProblem SolvingPublic SpeakingPython (Programming Language)Research

Experience

Assemblyai

3 roles

Senior Software Engineering Manager

Promoted

Aug 2024Present · 1 yr 7 mos

Engineering Manager

May 2023Aug 2024 · 1 yr 3 mos

Software Engineer II

Apr 2022May 2023 · 1 yr 1 mo

  • Billing Migration
  • Led company-wide migration from legacy homegrown cron-based billing system to near real-time billing infrastructure leveraging Octane and Stripe, serving 500k+ customers.
  • Orchestrated seamless transition across Product, Finance, and Engineering teams that enabled significant cost reductions for end users and delivered transparent, real-time billing visibility.
  • Redesigned billing architecture to support rapid iteration on pricing models, reducing time-to-market for new billing features from weeks to days.
  • Testing Infrastructure
  • Architected and implemented comprehensive testing infrastructure from scratch using Python, pytest, and Locust for large-scale load testing and end-to-end testing.
  • Integrated testing suite into CD pipeline with Datadog observability, enabling automated performance validation at scale and providing engineering teams with real-time visibility into system behavior under load.
  • Infrastructure now validates all production deployments, significantly reducing post-deployment incidents.
  • Startup Scaling
  • Operated as versatile technical leader in startup environment
  • addressing bugs and technical debt across the full stack while frequently extending beyond traditional engineering scope to meet business needs.
  • Developed and implemented incident management framework from the ground up, establishing incident response protocols that reduced MTTR and brought structure to production operations as the company scaled to 500k+ customers.
BillingIncident ManagementTest AutomationPython (Programming Language)Selenium

Alarm.com

2 roles

Senior Quality Engineer, Automation

Promoted

Nov 2019Apr 2022 · 2 yrs 5 mos

  • › Led the automation effort for IoT devices
  • › Managed a team of engineers
  • › Architected scalable test automation platform and approach - primarily in Python and C#
  • › Identified, troubleshot and escalated issues identified by automated tests to ensure build and certification readiness
  • › Identified and implemented processes to improve communication of results and scope
  • › Provided guidance and mentorship within the automation and quality space

Quality Engineer

Jul 2017Nov 2019 · 2 yrs 4 mos

  • › Performed root cause analysis across hardware and software applications
  • › Developed and implemented test plans using various testing approaches
  • › Developed and maintained automated test suites
  • › Implemented process improvements for automated testing
  • › Worked across the product team to release product features
  • › Managed Interns

Virginia tech

Undergraduate Student Researcher

May 2016May 2017 · 1 yr · Blacksburg, VA

  • Research on performance-based design of resilient, sustainable buildings under multiple hazards through life cycle analysis to assess the sustainability of building systems and Life Cycle Costing.

Education

Virginia Tech

Bachelor’s Degree — Industrial and Systems Engineering

Jan 2017Present

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