Founding Software Engineer — AI Platform for FinTech

ArcaLabs AI, Inc.; Palo Alto, Northern (CA, KY); Hybrid; USD 135,000 - 250,000; Full time

Benefits offered by this job

Equity

On-site in Palo Alto

Job summary

ArcaLabs in Palo Alto is hiring founding engineers to build the platform underneath our AI agents for sell-side workflows. The role spans core systems, AI engineering, and frontend, owned end-to-end, with code running inside major banks and PE firms.

You will ship features for agent runtime, sandboxes, security, and observability, collaborating with Forward Deployed Engineers and sales. We value 1+ year of production-system experience, fluency in Python and TypeScript, and familiarity with Go or

Qualifications

• 1+ year of software engineering experience shipping production systems.
• Fluent in Python and TypeScript; have shipped agent-driven features.
• Experience with evals, agent architecture, ML, data, and systems.
• Prior fintech, capital markets, or financial data infrastructure exposure.
• Prior experience building with Go or Rust.
• Experience deploying enterprise SaaS into financial institutions using Terraform + AWS (RDS, S3, VPC).

Responsibilities

• Build and own components of our agent runtime including retrieval, memory, evals, and potentially more core AI work with finetuning and RL.
• Build infrastructure for our agents and agentic workflows: sandboxes, VMs, lifecycle management, security, observability, data pipelines, and more.
• Work on evals and observability for our agents and agentic workflows, so that we can ship better agents faster.
• Make the platform deployable in customer VPCs with single-tenant, KMS-keyed, audit-logged isolation, so that we can get inside customer networks without lighting hair on fire.
• Act as a foundation for our Forward Deployed Engineers and sales teams to harden the patterns that show up across multiple customers into shared platform features.

Skills

Python

TypeScript

Go

Rust

Terraform

AWS

Docker

Frontend

Tools

Docker

Terraform

AWS

Job description

ArcaLabs in Palo Alto is hiring founding engineers to build the platform underneath our AI agents for sell-side workflows. The role spans core systems, AI engineering, and frontend, owned end-to-end, with code running inside major banks and PE firms.

You will ship features for agent runtime, sandboxes, security, and observability, collaborating with Forward Deployed Engineers and sales. We value 1+ year of production-system experience, fluency in Python and TypeScript, and familiarity with Go or