Senior AI Systems Engineer — Remote, Flexible Hours

Ledgy; Polska; Remote; PLN 307,000 - 439,000; Full time

Benefits offered by this job

Flexible working hours

25 days vacation

Up to 40 days remote work

Job summary

Ledgy is seeking a Software Engineer for the AI Systems team to build Ledgy Agent, MCP, and AI-enabled workflows. You will design, implement, and observe AI features that power equity data, collaborating with product, design, and other engineers to balance speed and correctness.

You’ll work in a TypeScript monorepo with React, Node.js, MongoDB, Kubernetes, and Terraform, and help scale the platform as usage grows while keeping safety and observability at the forefront.

Qualifications

• 5+ years of experience as a Software Engineer.
• Built and shipped agentic/LLM-based software to production.
• Experience designing agents: tools, skills, context, prompt engineering.

Responsibilities

• Design and build Ledgy Agent and MCP surface.
• Develop evaluation, tracing, and feedback mechanisms for the agent.
• Scale the AI foundations and ensure reliability and observability.

Skills

TypeScript/Node fundamentals

Agent-based software

LLM concepts

System design

Data observability

Tools

MongoDB

Kubernetes

Terraform

Vercel AI SDK

Job description

Ledgy is seeking a Software Engineer for the AI Systems team to build Ledgy Agent, MCP, and AI-enabled workflows. You will design, implement, and observe AI features that power equity data, collaborating with product, design, and other engineers to balance speed and correctness.

You’ll work in a TypeScript monorepo with React, Node.js, MongoDB, Kubernetes, and Terraform, and help scale the platform as usage grows while keeping safety and observability at the forefront.