Senior Platform Engineer – Rails Infra & AI Ops (Remote)

Bazeta; United States; Remote; USD 140,000 - 210,000; Full time

Benefits offered by this job

Health/dental coverage

Vision insurance

Incentive stock options

401(k) match of 4%

PTO - 4 weeks

Job summary

Fleetio is seeking a Senior Platform Engineer to help scale and optimize the Ruby on Rails stack and infrastructure. You will lead performance improvements, reliability, and observability, partnering with SREs to implement AI-assisted workflows and automation.

Ideal candidates have strong Rails, AWS, Kubernetes, and tooling experience, with a focus on proactive problem solving and scalable architectures that support rapid growth and reliability across our platform.

Qualifications

• 5+ years of Ruby/Rails experience.
• 3+ years of AWS experience.
• Kubernetes experience.
• Experience with profiling and benchmarking source code.
• Experience with Datadog or other APM tools.

Responsibilities

• Proactively identify, triage, and resolve performance issues.
• Enhance system observability with metrics across Ruby, Rails, and databases.
• Build and maintain AI agents, skills, and automations reducing toil.
• Use AI-assisted tooling for performance analysis and RCAs.
• Collaborate with SREs to address bottlenecks and reliability best practices.
• Lead database capacity planning and upgrade initiatives.
• Oversee backups and disaster recovery planning.

Skills

Ruby on Rails

AWS

Kubernetes

Profiling & benchmarking

Code review

Observability/Monitoring

AI/LLM automation experience

Tools

Datadog

Terraform

Kafka/Redis/Elasticsearch

Job description

Fleetio is seeking a Senior Platform Engineer to help scale and optimize the Ruby on Rails stack and infrastructure. You will lead performance improvements, reliability, and observability, partnering with SREs to implement AI-assisted workflows and automation.

Ideal candidates have strong Rails, AWS, Kubernetes, and tooling experience, with a focus on proactive problem solving and scalable architectures that support rapid growth and reliability across our platform.