AI Engineer (Temporary position -Maternity leave) at Payoneer

Payoneer

Herzliya, Tel Aviv District, Israel·6h ago

Mid LevelFull-timeTypeScriptNode.jsAzureRedisREST APICI/CDGoAIAPI

Salary Range

$79,560 - $107,640 /year

Estimated

This salary is estimated based on similar roles. The actual salary may vary.

About the Role

We are looking for an AI Backend Developer to join Payoneer's new AI capability team. This role involves building a production-grade Multi AI agents System that can understand context and connect to Payoneer’s data and business logic.

Key Responsibilities

→Build backend services in Node.js (TypeScript) to run and serve agents across multiple products and channels.
→Implement agent workflows: routing, orchestration, tool calling, and synthesizing results into UI/API-ready outputs.
→Build and maintain high-quality Tools agents consume: secure internal API connectors, data fetchers, business logic wrappers, and knowledge retrieval.
→Add observability: tracing, logging, prompt/model versioning, token/cost tracking, and quality metrics.
→Create evaluation harnesses: regression checks, and feedback loops to continuously improve accuracy and reliability.
→Collaborate with Product/Operations/Security

Requirements

✓3 years of hands-on Node.js + TypeScript experience
✓BS Degree in an analytical discipline (Engineering, mathematics, economics, etc.)
✓Experience building backend services (preferably NestJS)
✓Strong fundamentals: REST APIs, async patterns, debugging, performance considerations
✓Experience working with data sources (SQL and NoSQL)
✓Experience with distributed systems: caching (Redis), queues (Kafka/RabbitMQ), containers/K8s
✓Strong knowledge in CI/CD + feature flags + environment separation (dev/test/prod)
✓Strong learning ability - fast to pick up new domains, tools, and patterns, and comfortable working in ambiguity
✓High ownership and strong work ethic - motivated, proactive, and willing to work hard to deliver high-impact outcomes
✓Team player with clear communication skills and a practical, solution-oriented mindset
✓LLM/agent experience (OpenAI/Azure OpenAI, LangChain/LangGraph, function/tool calling) - Nice to have
✓Observability tools (Langfuse, OpenTelemetry, Grafana/Datadog, etc.) - Nice to have