Senior Site Reliability Engineer

Fleetio

. Run, maintain, and improve the performance of Fleetio’s Ruby on Rails stack and infrastructure .

Posted 10/5/2026full-timeRemote • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in Ruby on Rails development and AWS infrastructure management, with a strong focus on performance optimization and AI-driven solutions. Proficient in database management, disaster recovery planning, and effective communication within cross-functional teams.

Highest-signal resume keywords

Ruby On Rails DevelopmentAWS Infrastructure ManagementKubernetes ExperiencePerformance AnalysisDatabase Disaster Recovery

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

RubyRailsAWSKubernetesPerformance ProfilingBenchmarkingCode ReviewDatabase ManagementAI AutomationSLOs and SLIs Monitoring

Soft Skills

Effective Communication

Tools & Technologies

DatadogAPM Tools

Industry Keywords

Performance OptimizationInfrastructure DocumentationOperational Toil ReductionCapacity PlanningDisaster Recovery Planning

Tech Stack

Tools & technologies

AWSKubernetesRubyRuby on Rails

About the role

Key responsibilities & impact

Run, maintain, and improve the performance of Fleetio’s Ruby on Rails stack and infrastructure
Scale the application using best-in-class architecture and software design
Proactively identify, triage, and resolve performance issues
Monitor performance metrics across Ruby, Rails, and database systems, including SLOs and SLIs
Build and maintain AI agents, skills, and automations to reduce operational toil
Use AI-assisted tooling for performance analysis, root-cause investigation, and code review
Collaborate with SREs to address performance bottlenecks
Help product engineers adopt AI-driven performance and reliability workflows
Lead database capacity planning and upgrade initiatives
Manage database disaster recovery planning and execution
Oversee backup systems and pre-production databases
Create and maintain infrastructure and operations documentation, including runbooks
Participate in the on-call rotation

Requirements

What you’ll need

5+ years of Ruby/Rails Experience
3+ years of AWS Experience
Kubernetes experience
Experience with profiling and benchmarking source code
Effective at code review and identifying potential performance problems before they reach production
Experience with Datadog or other APM tools
Excellent written and verbal communication skills

Benefits

Comp & perks

Multiple health/dental coverage options (100% coverage for employee, 50% for family)
Vision insurance
Incentive stock options
401(k) match of 4%
PTO - 4 weeks (increases at year two!)
12 company holidays + 2 floating holidays
Parental leave - birthing parent (16 weeks paid) non-birthing (4 weeks paid)
FSA & HSA options
Short and long term disability (short term 100% paid)
Community service funds
Professional development funds
Wellbeing fund - $150 quarterly
Business expense stipend - $125 quarterly
Mac laptop + new hire equipment stipend
Fully stocked kitchen with tons of drinks & snacks (BHM only)
Remote working friendly since 2012