Principal Platform Engineer

First Resonance

$130K — $180K *
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 8+ years of software engineering experience focused on backend/platform systems.
  • Experience building and maintaining high-availability services with strong incident response practices.
  • Strong understanding of distributed systems, databases, caching, queues, and cloud infrastructure.
  • Proven track record of leading significant technical projects across teams or complex codebases.
  • Exceptional communication skills for articulating technical tradeoffs and building team alignment.

Responsibilities

  • Own and evolve the architecture of backend systems to support customer growth and increased data volume.
  • Establish and enhance reliability practices including SLOs, incident response, and postmortems.
  • Identify and address systemic performance issues across various system components.
  • Conduct thorough reviews of infrastructure changes and assess their risks swiftly.
  • Develop scalable tools and services that empower product teams to ship efficiently and safely.
  • Enhance operational excellence through improved monitoring and deployment strategies.
  • Mentor engineering teams on architecture and operational practices to drive high standards.

Benefits

  • Comprehensive health insurance, including medical, vision, dental, and life coverage.
  • Generous paid parental leave policy.
  • Opportunity to participate in an employee stock option plan.
  • Culture of team bonding through outings, lunches, and happy hours.
  • Paid time off for holidays and sick days, along with flexible Fridays.
  • 401K retirement plan.
Full Job Description
Overview

We9re hiring a Principal Platform Engineer to serve as a platform leader: someone with deep expertise in software infrastructure and architecture who has built and operated scaled, high-uptime systems. This person will help us scale our backend, raise our reliability and performance bar, and provide sharp technical judgment on infrastructure changes.

What you9ll do
  • Own platform architecture at scale: Evaluate and evolve our backend architecture to support growth in customers, data volume, and product surface area.
  • Drive reliability and uptime: Establish and improve reliability practices (SLOs/SLIs, incident response, postmortems, on-call effectiveness, capacity planning).
  • Performance leadership: Identify systemic performance bottlenecks; lead initiatives across databases, APIs, caching, async processing, and observability.
  • Review and de-risk change: Provide fast, high-quality technical assessment of infrastructure proposals and incoming changes (internal and vendor-driven).
  • Build leverage for the team: Create scalable primitives (libraries, patterns, tooling, platform services) that enable product and forward-deployed teams to ship faster with less risk.
  • Operational excellence: Improve monitoring, alerting, dashboards, deployment safety, and rollback strategies.
  • Mentor and set the technical bar: Coach engineers on architecture, operational maturity, and high-quality execution; lead by example through hands-on delivery.
  • Partner cross-functionally: Work closely with Product, Security, and field-deployed engineers to balance edge/customer urgency with platform durability.


What success looks like (first 90 days)
  • Produce a clear, prioritized platform assessment: current-state risks, near-term hardening plan, and a 6-12 month scaling roadmap.
  • Reduce risk on critical paths by improving observability (service health, latency/error budgets, key dashboards) and deployment safety.
  • Lead at least one high-impact initiative that materially improves uptime, performance, or developer velocity.


Minimum qualifications
  • 8+ years of professional software engineering experience, with significant time owning backend/platform systems in production.
  • Demonstrated experience building and operating high-availability, high-uptime services (including incident response and postmortem culture).
  • Strong systems thinking across distributed systems, databases, caching, queues, APIs, and cloud infrastructure.
  • Track record of leading large technical initiatives across teams or across a complex codebase.
  • Excellent written and verbal communication; able to explain tradeoffs clearly and drive alignment.


Preferred qualifications
  • Prior experience as a Staff/Principal Engineer (or equivalent scope) at a high-scale infrastructure org.
  • Depth in one or more of: SRE / reliability engineering, performance engineering, database scalability, multi-tenant architectures, zero-downtime migrations.
  • Experience building internal platforms that enable other engineers (tooling, CI/CD, shared services, paved roads).
  • Experience in or affinity for manufacturing, industrial software, or hard-tech customer environments.


Benefits & Perks
  • Health Insurance; medical, vision, dental, & life insurance.
  • Paid Parental Leave.
  • Employee Stock Option Plan.
  • Team outings, group lunches, open office, happy hours.
  • Paid holidays, sick days.
  • Flexible Friday and PTO.
  • 401K.


Pay is based on factors such as (but not limited to) scope and responsibilities of the position, candidate9s work experience and skillset, and location.

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