AI Engineer – Ruby on Rails

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OnTheGoSystems

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2007

☁️ SaaS

🤖 Artificial Intelligence

🤝 B2B

SaaS • Artificial Intelligence • B2B

OnTheGoSystems is a fully-remote software company that builds multilingual and AI-powered translation tools for WordPress and the wider web. Their flagship WPML plugin powers over 1. 5 million WordPress sites and a Private Translation Cloud (PTC) applies machine learning and AI to provide cloud-based and standalone translation services. The company focuses on developer and business customers, delivering SaaS-style products and integrations to help organizations go global.

📋 Description

• Designing and building AI/LLM-assisted product features • Integrating LLM APIs into Ruby on Rails systems • Combining AI approaches with business logic, tests, fallbacks, and production safeguards • Owning features from technical design to production • Improving reliability, accuracy, consistency, latency, cost, security, and maintainability • Writing and maintaining automated tests, including unit, integration, and E2E tests • Debugging production issues and improving system behavior over time

🎯 Requirements

• Practical experience building with AI/LLM technologies, not just using AI tools casually • Strong Ruby on Rails experience, ideally at a senior level • Good judgment about when AI is useful and when simpler engineering is better • Strong backend skills, including databases, API design, performance, background jobs, and security • Ability to break down ambiguous problems into clear technical solutions • Nice to have CI/CD, background jobs, or AWS experience • Experience with text-processing, localization, translation, or multilingual products.

🏖️ Benefits

• Stable & self-funded: Founded in 2007, profitable, and independent. • Industry leaders: Creators of WPML, the #1 multilingual plugin for WordPress, used on 1.5M+ sites • Fully remote, async-friendly: Work from anywhere within EMEA hours • Engineering-driven culture: Ownership, autonomy, testing, and thoughtful problem-solving • Fair compensation and great benefits: Designed to support your well-being both inside and outside of work.