Senior Software Engineer, iOS Platform Engineering

Fleetio; United States; Remote; USD 90,000 - 150,000; Full time

Job summary

An innovative company is seeking a Senior Site Reliability Engineer to enhance the performance and reliability of their Ruby on Rails stack. In this remote role, you'll play a crucial part in scaling applications, optimizing performance, and collaborating with product engineers. Join a team that values continuous improvement and delivers impactful solutions to customers. With a focus on Agile and DevOps principles, you'll contribute to a culture that prioritizes engineering excellence. This is an exciting opportunity to be part of a rapidly growing organization in the transportation technology sector, where your expertise will directly influence the future of fleet operations management.

Benefits

Health/Dental Coverage Options

Vision Insurance

Incentive Stock Options

401(k) Match of 4%

PTO - 4 Weeks

12 Company Holidays + 2 Floating Holidays

Parental Leave - 16 Weeks Paid

FSA & HSA Options

Short and Long Term Disability

Monthly Catered Lunches

Qualifications

• 5+ years of experience in Ruby on Rails applications.
• Strong background in Site Reliability and Infrastructure Engineering.

Responsibilities

• Identify and resolve performance issues proactively.
• Enhance system observability and guide product engineers.

Skills

Ruby on Rails

Site Reliability Engineering

AWS

Performance Optimization

Agile Principles

Problem Solving

Tools

Datadog

Terraform

Job description

Senior Software Engineer, iOS Platform Engineering

Remote - USA, CAN, MEX

Description

Our Platform Engineering team is looking for a Senior Site Reliability Engineer to help run, maintain and improve the performance of our Ruby on Rails Stack and Infrastructure. You will help scale our application using best in class architecture and software design. This includes training, software engineering, system design and operational practices that support the needs of our engineers and customers while accounting for future growth. You will be entrusted with proactively identifying and owning initiatives that will help improve the performance, reliability, and scalability of our application stack and databases.

At Fleetio, we foster a culture of 'Product Engineers', where we value and prioritize engineers who enjoy being part of the product discovery process. Our Engineering and Product teams are structured as autonomous PODs that execute within one focal area toward a defined product vision. We strive to deliver easy-to-use software, and our goal as engineers is to quickly and continuously deliver meaningful value to our customers. We've optimized our CI/CD tools and processes to easily get code into our production environments, resulting in an average of 40 deploys per week.

Fleetio is a modern software platform that helps thousands of organizations around the world manage their fleet operations. Transportation technology is a hot market and we’re leading the charge, with raving fans and new customers signing up every day. We raised $450M in Series D in March of 2025 and are on an exciting trajectory as a company. Fleetio is also a proud founding member of the Rails Foundation!

This is a remote opportunity and is open to candidates in the United States, Canada, or Mexico.

Who You Are

Our ideal candidate is an Infrastructure Engineer experienced in scaling Ruby on Rails applications, with a passion for optimization and performance improvements. You bring a strong background in Site Reliability and Infrastructure Engineering for Rails applications. You follow Agile and DevOps principles, can effectively influence teams to achieve goals, and demonstrate excellent problem-solving skills in our fast-paced environment.

Your Impact

As a Site Reliability Engineer on Fleetio’s Platform Engineering team, you will:

• Proactively identify, triage, and resolve performance issues
• Enhance system observability by monitoring performance metrics across Ruby, Rails, and database systems, including SLOs and SLIs
• Guide product engineers on Ruby/Rails performance and database best practices through code reviews and pair programming
• Optimize performance through instance configuration and monitoring
• Collaborate with other SREs to proactively identify and address performance bottlenecks
• 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
• Participate in the on-call rotation

Your Experience

• 5+ years of Ruby/Rail Experience
• 3+ years of AWS 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

Considered a Plus

• Infrastructure as Code tools (Terraform)
• Deep understanding of cloud network fundamentals (routing, firewalls, load balancers, CDNs, VPCs, etc.)
• Experience with distributed event and data stores, such as Kafka, Redis, Elasticsearch, Memcached, and TimescaleDB
• You know a thing or two about the fleet management industry

Benefits

• Multiple health/dental coverage options
• Vision insurance
• Incentive stock options
• 401(k) match of 4%
• PTO - 4 weeks
• 12 company holidays + 2 floating holidays
• Parental leave- birthing parent (16 weeks paid) non-birthing (4 weeks)
• FSA & HSA options
• Short and long term disability (short term 100% paid)
• Community service funds
• Monthly catered lunches
• Fully stocked kitchen with tons of drinks & snacks
• Remote working friendly since 2012 #LI-REMOTE

Fleetio provides equal employment opportunities to all employees and applicants and prohibits discrimination and harassment. We celebrate diversity and are committed to creating an inclusive environment for all. All employment is decided on the basis of qualifications, merit and business need.