Founding Rails Platform Engineer — Fully Remote

Hidden Jobs; United States; Remote; USD 163,000 - 185,000; Full time

Benefits offered by this job

Health insurance

401(k) with company matching

Professional development reimburse.

Wellness stipend

Fully remote work environment

PTO

Job summary

Hidden Jobs in the United States is seeking a Founding Platform Engineer to establish the technical foundation for a compliance and human risk management platform. You will partner with engineering leadership to define architecture, roadmap, and build a platform engineering squad while owning core systems.

This hands-on role covers billing, Kubernetes infrastructure, CI/CD, AI infrastructure, observability, and integrations with HRIS, identity providers, and enterprise customers using REST APIs,

Qualifications

• Proven experience architecting and operating scalable backend services with Ruby on Rails.
• Hands-on experience with Kubernetes infrastructure, cloud architecture, and deployment pipelines.
• Strong background in CI/CD, automation, internal tooling, and developer productivity.
• Experience owning billing systems such as subscriptions, licensing, payments, usage metering, and invoicing, ideally including Stripe.
• Track record designing secure, scalable enterprise integrations using REST APIs, OAuth, SAML, SCIM, and webhooks.
• Demonstrated technical leadership, mentorship capability, and strong ownership mindset.

Responsibilities

• Own the technical roadmap for platform engineering and lead architectural decisions that span multiple engineering teams.
• Architect, build, and operate highly scalable backend services using Ruby on Rails.
• Design and operate Kubernetes infrastructure, cloud architecture, and deployment pipelines.
• Improve developer productivity through CI/CD, automation, internal tooling, and engineering best practices.
• Build and evolve the AI platform, including LLM orchestration, agent infrastructure, prompt management, evaluation pipelines, model routing, and AI observability.
• Own the billing platform, including subscriptions, licensing, payments, usage metering, invoicing, and Stripe integrations.
• Design and maintain secure, scalable integrations with HRIS platforms, identity providers, and enterprise customers using REST APIs, OAuth, SAML, SCIM, and webhooks.
• Build observability through logging, metrics, tracing, alerting, and performance monitoring.
• Diagnose and resolve complex production issues across infrastructure, applications, and distributed systems.
• Mentor engineers through technical leadership, design reviews, and engineering best practices.

Skills

Ruby on Rails backend

Kubernetes infrastructure

CI/CD & automation

Technical leadership

Ownership mindset

Enterprise integrations

Tools

Stripe

Terraform

Helm

RabbitMQ

SQS

NATS

Job description

Hidden Jobs in the United States is seeking a Founding Platform Engineer to establish the technical foundation for a compliance and human risk management platform. You will partner with engineering leadership to define architecture, roadmap, and build a platform engineering squad while owning core systems.

This hands-on role covers billing, Kubernetes infrastructure, CI/CD, AI infrastructure, observability, and integrations with HRIS, identity providers, and enterprise customers using REST APIs,