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FinvestFinvestSan Francisco, CA

Senior Backend Engineer

Senior backend engineer designs and owns core infrastructure including multi-agent LLM architecture for AI-powered wealth management. Works with massive financial datasets and collaborates on user experiences. Requires 5+ years backend experience, Node/TS/Python fluency, and distributed systems expertise.

Salary not listed
On-site5+ YOEBackend Engineering

About the role

Responsibilities

  • Build Finn, the first AI-powered wealth manager.
  • Design and own the core backend infrastructure, including multi-agent LLM architecture for financial reasoning, simulations, and user interactions.
  • Work with massive financial datasets at scale, inventing systems for LLMs to interpret, evolve, and act on billions of real-world data points.
  • Push boundaries of AI in money management, from autonomous financial planning to market-aware agentic systems.
  • Collaborate with frontend, design, and founding team to craft world-class user experiences.

Requirements

  • 5+ years of experience as a backend engineer developing and deploying production-level backend systems.
  • Experience with LLM models and AI-driven systems (or strong willingness to work on LLM-powered applications).
  • Fluent in Node/Typescript, Python, Postgres, and AWS.
  • Proven ability to architect complex distributed systems with experience in Kafka, Redis, Kubernetes.
  • Experience with performance and optimization problems, diagnosing and preventing them.
  • Comfortable taking ownership, building new systems from scratch, and iterating quickly in a startup environment.

Skills

Node.jsTypeScriptPythonPostgresAWSKafkaRedisKubernetesLLMsAi Systems
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