Senior Full-Stack AI Engineer (AI)

TL;DR

Senior Full-Stack AI Engineer (AI): Build and ship AI-powered products from frontend and serverless backend to databases and deployment with an accent on full-stack ownership, third-party API integrations, and LLM orchestration. Focus on designing multi-step AI pipelines, structured extraction, real-time data systems, and integrations across web, mobile, embedded widgets, and business applications.

Location: Remote, open only to applicants from Serbia or Cyprus.

Company

An AI-focused product organization building and rapidly launching AI-powered tools across multiple platforms and integrations.

What you will do

• Build AI-powered tools from initial scaffold through production, covering frontend, serverless backend, database, and deployment.
• Design integration layers for third-party APIs, including authentication, rate limits, data normalization, and graceful degradation.
• Build multi-step LLM pipelines with streaming, structured extraction, prompt versioning, and AI agent orchestration.
• Own database architecture, including schemas, access control, stored procedures, and real-time subscriptions.
• Develop products for web, mobile, embedded widgets, Slack and HubSpot applications, and AI assistant marketplaces.
• Evaluate and ship emerging technologies while owning end-to-end product delivery.

Requirements

• 5+ years of full-stack engineering experience.
• Experience architecting and shipping complete products end to end.
• Strong experience integrating complex third-party APIs at scale.
• Fluency with React and TypeScript on the frontend, plus serverless or Node.js backend development.
• Solid database design skills, including schemas, access control, stored procedures, and real-time subscriptions.
• Must be based in Serbia or Cyprus.

Nice to have

• Hands-on experience with LLM or AI systems, multi-step pipelines, prompt architecture, and structured output.
• Experience independently introducing emerging technologies to a team.

Culture & Benefits

• 31 days of paid time off, including 21 days of annual leave and 10 days of sick leave.
• Learning resources and clear opportunities for professional growth.
• Virtual team events, including cooking classes, yoga sessions, and quizzes.
• Trust-based culture focused on ownership, open communication, and results.
• Private health insurance and FitPass membership.

Hiring process

• 45-minute screening interview with a recruiter.
• Case study assignment.
• Up to 60-minute final interview with the Team Lead, followed by an offer for successful candidates.