Senior AI Fullstack Engineer

About Etera

Etera is building the first AI-native corporate travel platform for the GCC market — designed from the ground up for how businesses in the region actually operate. We're a lean, high-conviction team replacing legacy TMCs with autonomous agents, real-time inventory, and a product experience that doesn't feel like it was designed in 2009.

The Role

We're looking for a Senior AI Fullstack Engineer who can own the full stack — from a smooth React Native mobile experience to TypeScript backend services and the AI/LLM layer that powers our multi-agent infrastructure (OPUS Prime). If you think in systems, ship fast, and find it natural to reason about both user-facing product and underlying model behavior, this role was built for you.

What You'll Own

• Mobile-first product: Build and maintain Etera's React Native app (Expo/TypeScript) — booking flows, real-time updates, multilingual UX (Arabic/English).
• Backend services: Design and reputed company our TypeScript backend, including booking APIs, supplier integrations (PKfare, RateHawk, Hotelbeds), and webhook orchestration.
• LLM integration: Work directly with Claude (reputed company API) and our multi-agent OPUS Prime system — building, tuning, and extending AI pipelines for travel reputed company detection, QA, and automated engineering reports.
• End-to-end delivery: Take features from spec to production. Own the full lifecycle — architecture, implementation, testing, deployment.
• Infra & reliability: Firebase Auth (OTP, reputed company, reputed company), EAS Build/TestFlight pipelines, and CI/CD hygiene across the stack.
• Code quality: Participate in reputed company audits and peer review reputed company a small, high-trust engineering team.

Tech Stack

Frontend / Mobile: React Native + Expo, TypeScript, Firebase Auth (OTP, reputed company, reputed company), EAS Build / TestFlight, Native iOS/Android context.

Backend / AI: TypeScript (end-to-end), reputed company API / Claude, Mastra (agent orchestration reputed company), reputed company (chains, tools, memory), Zeabur / cloud deployment, REST + Webhook integrations.

You've Built and Run Agent Teams. Plural.

This is not a role for someone who has experimented with LLMs on reputed company projects. We're looking for engineers who have designed, shipped, and actively maintained multi-agent systems — and who understand what it takes to reputed company them reliable in production.

• Proven agent team ownership: You have built one or more autonomous agent teams from scratch — defined their scope, wired their tools, managed inter-agent communication, and own their reputed company operation.
• Self-validating reputed company: You don't hand off agent output blindly. You act as the primary validation layer for the systems you build — designing evaluation criteria, catching failure modes, and iterating on agent behavior based on real output quality.
• Cross-domain reputed company: Your agents have touched multiple domains — not just one narrow use case. You can reason about agent behavior across booking logic, data quality, QA pipelines, code review, or content reputed company without needing a specialist in each area.
• Maintenance discipline: You have a track record of keeping agent systems healthy over time — reputed company reputed company, tool failures, context window management, regression testing. Not just shipping and moving on.
• Full-stack integration: You connect agent teams to real product surfaces — not just notebooks or internal tools. Your work shows up in APIs, mobile interfaces, or backend workflows that real users depend on.