AI Engineer

US Company is searching for a Middle AI Support Engineer to join an innovative product team developing an AI-powered SaaS platform. This is an exciting opportunity to work with modern cloud technologies, Large Language Models (LLMs), and scalable web applications in a distributed international team. Full-time, official contract, remote work, and US business hours (9am-5pm, CT).

Brief project description:
The product is SaaS, which enables businesses to automate and enhance customer communications through AI-powered workflows and modern communication technologies.

Responsibilities:

• Triage and analyze incoming tickets, identifying bugs, feature requests, existing functionality, and configuration issues.
• Investigate issues, troubleshoot AI workflows, and provide clear, accurate responses to users.
• Improve and maintain AI prompts and instructions to enhance response quality and reliability.
• Make targeted Node.js/TypeScript changes within existing AI workflows and integrations.
• Test and validate prompt, workflow, and code changes before release.
• Escalate complex issues to Product or Engineering and identify recurring issues that could be addressed through product or workflow improvements.

Required skills (must have):

• 3+ years Node.js/TypeScript.
• Hands-on experience with LLMs and prompt engineering.
• Experience debugging AI workflows / AI-powered applications.
• Strong ticket triage and troubleshooting skills.
• Ability to distinguish bugs, feature requests, existing functionality and configuration/usage issues.
• Excellent written and spoken English.
• Strong analytical and problem-solving skills.
• High level of autonomy.

Would be considered as a plus:

• RAG / vector databases.
• Function/tool calling and structured LLM outputs.
• AWS/serverless.
• SaaS/B2B experience.
• Jira/Zendesk/Redmine.
• Experience building AI agents or AI support automation.
• SQL and API integration experience.

Work conditions:

• 100% remote work.
• Full-time (40 hours per week).
• Official contract: salary, sick-leave days, holidays, vacations.
• US business hours: 9am-5pm, CT.

Interviewing / Hiring process:
Step 1 - preliminary interview (main questions) - 45 mins
Step 2 - internal technical interview - 60 mins
Step 3 - technical interview with Team Leader - 60 mins