AI Systems & Backend Engineer

Procedure Technologies

Posted: 5 months ago
Openings: 10
Applicants: 0

Job Description

Procedure is hiring for Workhero.

WorkHero is building the AI-powered back office for the skilled trades, starting with the $50B+ HVAC industry. We have exciting traction and just closed a $5M seed round to expand our engineering and product organization, as well as add additional services. We re looking for a senior engineer to own and evolve the backend and AI systems that power our core workflows.

What you ll build

You ll work on a mix of classic backend and AI product infrastructure. For example:

Integrations & ingestion: pull data from third-party systems (APIs/webhooks/

AI workflows in production: tool-using agents, RAG/search, classification/extraction, and human-in-the-loop flows

Evals & monitoring: regression tests for prompts/workflows, quality metrics, drift detection, and cost/latency tracking

Scalable systems: queues and orchestration, retries, data modeling, and API design to support rapid product iteration

Security & privacy: strong auth controls and safe handling of sensitive customer data

Responsibilities

Analyze requirements and propose innovative AI-native solutions to technical problems

Write clean scalable code

Test and deploy features & services

Optimize the performance of our AI systems

Respond to critical system issues and ensure continuous system reliability

Mentor team members and collaborate across teams, especially with product and subject matter experts

Work to understand the needs of our users and think creatively about how to solve design challenges in your work

This is a Remote role. We expect Minimum 4 hours overlap with WorkHero team (11am-3pm ET)

Qualifications

Senior-level backend experience (typically 5+ years) shipping production systems that you ve owned

Strong proficiency in a typed backend language (TypeScript preferred; comparable experience welcome)

Hands-on experience with LLM-powered features (usage, prompting, optimization, etc), AI frameworks (Langchain, etc), and AI architectures (RAG, reranking, etc)

The ability to work with infrastructure as code (terraform), cloud, and CI/CD systems. We re a small team, so we own the whole stack!

A deep understanding of a modern web and AI stack: Cloud, database, API, LLM, and web

Excitement to leverage AI coding tools to their maximum benefit. We love Claude Code and Cursor and are constantly looking for better ways to leverage our time to build fast and build for scale.

Nice to have

experience with audio streaming and/or building AI voice features

experience with workflow automation tools like n8n or Lindy

experience with HVAC or back-office business workflows

experience with mobile dev, especially Expo and/or React Native

experience specifically with AWS and how to get the most out of key AWS services

Required Skills

CI/CD LLM AI Typescript