Argon AI
Senior / Staff Backend Engineer, Platform & Search
New York City · On-site · Staff · Full-time · Posted Sep 28, 2026
About the job
Own and operate the backend platform and search systems that connect life-sciences documents, scientific evidence, and company knowledge for AI products.
What you'll do
- Build pharma-focused evidence models, indexing, filters, and lexical and semantic search; measure quality, latency, and cost.
- Deliver backend projects end to end, including production implementation, rollout, and operation.
- Operate AWS and Kubernetes infrastructure, and lead search-platform evaluation and migration.
What they ask for
- Track record of personally delivering substantial search, backend, or infrastructure projects to production.
- Strong engineering fundamentals across application code, database queries, and infrastructure.
- Experience operating stateful or distributed services, including queues, concurrency, migrations, and recovery.
- Production experience with search, indexing, or retrieval systems, including freshness, filters, and permissions.
Nice to have
- Experience with hybrid search and relevance evaluation.
- Experience with private customer deployments or AI workflow infrastructure.
Tools
TypeScript/Node.js, Python, PostgreSQL, AWS, Kubernetes
AI focus
Build search and retrieval systems that support AI products and extend the platform for longer-running AI workflows.
Model-written summary · the original posting is authoritative