Software Developer L1
Core
Build MCP tools wrapping Aptos domain APIs (inventory, orders, customer, store operations) with typed schemas and LLM-facing descriptions for a unified commerce platform.
Role type
Junior IC Python backend engineer (LLM agents)
Builds
MCP tools, Foundry catalog/testing workflows, Concierge agent capabilities
Domain
Retail technology / Unified Commerce / LLM applications
Deliverable
production ML models | product features
Required skills
Python, FastAPI, relational databases, Docker, Git, CI/CD, testing (pytest), OpenTelemetry, Prometheus, Langfuse
Preferred skills
LangChain, LangGraph, MCP, LLM provider SDKs, Kubernetes, AWS, Kafka, Snowflake, Postgres, AI safety
Technologies
FastAPI, Pydantic, pytest, ruff, mypy, OpenTelemetry, Prometheus, Langfuse, Docker, Git, Kubernetes, Helm, AWS, Kafka, Snowflake, Postgres
Responsibilities
Implement MCP tools with typed schemas and LLM descriptions; Contribute to Foundry catalog and Concierge agent workflows; Write well-tested Python code against FastAPI services; Add tracing and metrics to code; Participate in code reviews and on-call rotation
Seniority
Junior, hands-on IC
