Senior Software Engineer Ii, Developer Experience

Carta Carta · Fintech · New York, NY +2 · Engineering

Senior Software Engineer II on the Developer Experience team at Carta, focusing on building the infrastructure and agents for AI-native development. This role involves designing and shipping agents to solve developer problems, architecting CI/CD pipelines, and building the underlying infrastructure for AI tooling. The engineer will also mentor others and contribute to defining Carta's AI development playbook.

What you'd actually do

  1. Build the MCP servers, agents, and plugin infrastructure that Carta's AI native development runs on, and define the patterns other engineers follow
  2. Design and ship agents purpose-built to solve specific developer problems across the software delivery lifecycle
  3. Architect and drive CI/CD pipelines that automate build, test, and deployment to accelerate delivery across R&D
  4. Build the infrastructure AI tooling runs on, so other engineers can build on top of it with confidence
  5. Mentor engineers and raise the technical bar through code reviews and architectural guidance

Skills

Required

  • 8+ years in platform, backend, or fullstack engineering
  • Shipped production LLM systems (MCP servers or clients, AI extensions, connectors, or agents)
  • Experience building platforms for other engineers
  • Python or Java
  • CI/CD tooling (CircleCI, GitHub Actions, ArgoCD, Jenkins, Docker)
  • Cloud-native (AWS, Terraform, Kubernetes)
  • Security-aware design for developer tooling

Nice to have

  • Familiarity with secrets management tooling (Vault, Cloudsmith)

What the JD emphasized

  • You've shipped production LLM systems
  • AI-native development

Other signals

  • AI-native development
  • build MCP servers, agents, and plugin infrastructure
  • design and ship agents purpose-built to solve specific developer problems
  • build the infrastructure AI tooling runs on