Back to jobs
z0.ai
English North America

Engineering Intern

New York, NY
2026-10-09

Role Description

Careers / Engineering Pair on the real codebase. Pair with the founding engineer on production work across Go services, PostgreSQL, and React. You ship real features that reach customers — not toy projects, not busywork. Send a note Read the role Stage Pre-seed Location NYC Term Summer or year-round Comp $5–7K/mo Codebase Go 1.26PostgreSQLNext.js 15React 19VitePulumi Engineering surface Real product work, scoped to your level. You'll work across the stack — Go services, PostgreSQL flows, React surfaces — on features that ship. Code review is direct, the projects are well-scoped, and you'll see your work in production. 01 Go services and APIs Work on the API layer, background workers, and service internals that keep the control plane running. 02 PostgreSQL and data Write migrations, queries, and data flows. Learn event sourcing, read models, and tenant-scoped storage patterns. 03 React product surfaces Build and refine the operator-facing UI: workspace dashboards, agent configuration, usage views, and approval flows. 04 Agent runtime Help improve sandbox execution, checkpoint recovery, prompt packaging, and retry behavior for running agents. 05 Testing and reliability Write unit tests, integration tests, and end-to-end coverage. Help make the system provably correct. 06 Developer tooling Improve local development, CI pipelines, deployment scripts, and the tools the team uses every day. Open role Engineering Intern **Responsibilities** * Ship real features and fixes that reach production, not toy projects or busywork. * Work across the stack: Go backend, PostgreSQL database, and React frontend as needed. * Write tests that match the risk level of the code you are changing. * Participate in code review and learn from direct feedback on your work. * Help improve developer tooling, documentation, and local development workflows. * Take ownership of well-scoped projects and see them through to completion. You might be a fit if * You build things on your own time. Side projects, open source, class projects that went beyond the assignment. * You are comfortable reading and writing code in at least one of Go, TypeScript, or Python. * You have used a relational database and understand basic SQL, schemas, and migrations. * You are curious about distributed systems, event-driven architecture, or infrastructure. * You prefer learning by doing over learning by watching. * You care about the details. Clean code, clear naming, consistent formatting.

Engineering Intern

z0.ai

Sign Up →