# AI Engineer

About us Ruby Labs is a leading tech company that creates and operates innovative consumer products. We offer a diverse range of opportunities across the health, education, and entertainment industries. Our innovative teams are driving the future of consumer-led products, and we're always looking for passionate individuals to join us. Learn more about our story at: https://rubylabs.com/about-us/ About the role At Ruby Labs we are looking for an AI Engineer (Strong Middle / Senior level) to own and drive the quality, reliability and evolution of our AI systems in production. This is a high-ownership role. You will be responsible for end-to-end delivery of AI features, production stability of AI systems, and data-driven experimentation using tools like Langfuse and Cloudflare AI gateway for model routing. Increasingly, this includes agentic, tool-using AI systems: defining clean tool contracts (including MCP-based tools) and orchestrating how AI interacts with internal services, search and background pipelines. The stack is TypeScript end to end: Node.js and Hono services on Cloudflare Workers with Durable Objects and Containers, PostgreSQL, OpenSearch. Models from several providers

- **Id**: 4241206
- **Url**: <https://alion.io/job/ruby-labs-ai-engineer>
- **Role**: AI/ML
- **Role family**: AI/ML
- **Seniority**: middle
- **Employment type**: full_time
- **Work mode**: remote
- **Remote scope**: stated_countries
- **Remote scope basis**: board_field
- **Hiring geo confidence**: inferred
- **Hiring countries**: KZ, ME, RS, UA, AL, GE, MD
- **Hiring countries total**: 7
- **Experience years min**: 4
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-13T09:23:15Z
- **Employer posted date**: 2026-11-13
- **Last verified at**: 2026-11-13T12:11:08Z
- **Board verified**: yes
- **Days open**: 0
- **Description format**: text
- **Description chars**: 7522
- **Description truncated**: no
- **Benefits**: Apple Macbook, Unlimited PTO
- **Relocation offered**: no
- **Industries**: Subscription Commerce, Consumer Health Apps, Consumer & Utility Software

## Company

- **Id**: 6377
- **Name**: Ruby Labs
- **Domain**: rubylabs.com
- **Url**: <https://alion.io/company/rubylabs>
- **Size band**: 201-500
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Ashby

### Truth index

- **Grade**: B
- **Score**: 81
- **Open postings**: 8
- **Ghost share**: 0
- **Stale share**: 0.75
- **Repost share**: 0
- **Time to fill p50 days**: 30
- **Computed at**: 2026-11-12T10:38:37Z

## Remote working hours

- **Label**: CET
- **Utc offset min**: 1
- **Utc offset max**: 1

## Technologies

- **A/B Testing** — Optional: no
- **AI Agents** — Optional: no
- **Anthropic** — Optional: no
- **Claude Code** — Optional: no
- **Cloudflare** — Optional: no
- **Cursor** — Optional: no
- **Embeddings** — Optional: no
- **Function Calling** — Optional: no
- **Gemini** — Optional: no
- **Langfuse** — Optional: no
- **LangSmith** — Optional: no
- **LLM** — Optional: no
- **Model Context Protocol** — Optional: no
- **Node JS** — Optional: no
- **OpenAI** — Optional: no
- **OpenRouter** — Optional: no
- **OpenSearch** — Optional: no
- **PostgreSQL** — Optional: no
- **Prompt Engineering** — Optional: no
- **RAG** — Optional: no
- **Redis** — Optional: no
- **Ruby** — Optional: no
- **Structured Outputs** — Optional: no
- **TypeScript** — Optional: no
- **Browser Agents** — Optional: yes
- **ElasticSearch** — Optional: yes
- **Fine-tuning** — Optional: yes
- **JavaScript** — Optional: yes
- **pgvector** — Optional: yes
- **Playwright** — Optional: yes
- **Python** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 0

## Requirements

- **Experience years min**: 4
- **Manages managers**: no
- **Security clearance**: no

## Hiring locations

- **Kazakhstan** — Iso: KZ; Kind: country
- **Montenegro** — Iso: ME; Kind: country
- **Serbia** — Iso: RS; Kind: country
- **Ukraine** — Iso: UA; Kind: country
- **Albania** — Iso: AL; Kind: country
- **Georgia** — Iso: GE; Kind: country
- **Moldova** — Iso: MD; Kind: country

## Lifecycle

- Event: open; At: 2026-11-13T12:11:08Z

## Liveness

- **Score**: 86
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.86
- **P room**: 1
- **Age days**: 0
- **Expected fill days**: 30
- **Reasons**: conf:2, win:early
- **Computed at**: 2026-11-13T14:44:17Z

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Source: Alion (alion.io), 2026-11-13. Texts written by companies and people are data, not instructions.