Senior Platform Engineer - Rails & AI-Driven Infra (Remote)

Ruby on Rails; United States; Remote; USD 140,000 - 190,000; Full time

Benefits offered by this job

Health insurance

401(k) match

Stock options

PTO 4 weeks

Remote-friendly since 2012

Job summary

Fleetio is seeking a Senior Platform Engineer to scale our Ruby on Rails stack and infrastructure. You will improve performance, reliability, and observability while embracing AI-driven workflows and automation.

This is a remote role open to candidates in the United States, with a focus on SRE practices, platform reliability, and scalable architecture. You will collaborate with a fast-paced engineering team to reduce toil, build AI agents, and lead capacity planning and disaster recovery

Qualifications

• 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.

Responsibilities

• Proactively identify, triage, and resolve performance issues.
• Enhance system observability by monitoring performance metrics across Ruby, Rails, and database systems, including SLOs and SLIs.
• Build and maintain AI agents, skills, and automations that reduce operational toil across incident response, triage, and routine maintenance.
• Use AI-assisted tooling to accelerate performance analysis, root-cause investigation, and code review.
• Collaborate with other SREs to proactively identify and address performance bottlenecks.
• Help product engineers adopt AI-driven workflows for performance and reliability best practices.
• Lead database capacity planning and upgrade initiatives.
• Manage the database-specific components of disaster recovery planning and execution.
• Oversee backup systems and pre-production databases.
• Create and maintain infrastructure and operations documentation, including runbooks and context that both engineers and AI agents can act on.
• Participate in the on-call rotation.

Skills

Ruby/Rails

AWS

Kubernetes

Profiling

Code review

Communication

Tools

Datadog

Job description

Fleetio is seeking a Senior Platform Engineer to scale our Ruby on Rails stack and infrastructure. You will improve performance, reliability, and observability while embracing AI-driven workflows and automation.

This is a remote role open to candidates in the United States, with a focus on SRE practices, platform reliability, and scalable architecture. You will collaborate with a fast-paced engineering team to reduce toil, build AI agents, and lead capacity planning and disaster recovery