# Staff+ Software Engineer, RL Data Platform

Hiring organization: [Menlo Ventures Portfolio](https://career.thegoodapps.co/organizations/menlo-ventures-portfolio)

Canonical page: https://career.thegoodapps.co/jobs/790a5d4b-e096-423b-bb0e-0d2e6c63b9d1

Listed on Menlo Ventures Portfolio's own careers site. Applications go to them directly.

- Employment type: full time
- Seniority: Staff
- Location: New York, NY
- Salary: 320000 – 405000 USD per year

## Summary

Build the data collection and feedback systems that power Claude's training, working full-stack across web interfaces, backend pipelines, and researcher tools. This role suits senior engineers who enjoy owning complex systems end-to-end and want to work directly with ML researchers to translate research needs into reliable production infrastructure.

_Our summary, not Menlo Ventures Portfolio's wording._

## Skills named

Data Pipelines, Python, React, TypeScript

## Required

- Full-stack engineering with production TypeScript/React and Python experience
- Proven track record owning projects from conception to production
- Experience designing and operating backend services and data pipelines others depend on
- Ability to work with technical stakeholders whose requirements change frequently and exercise judgment on scope
- Effective use of AI tools in daily work
- Care about societal impacts of your work

## Nice to have

- Experience building annotation, labelling, or human-in-the-loop data tooling
- Experience with RLHF, preference data, or human-feedback ML pipelines
- Track record shipping researcher-facing internal tools that users love
- Experience running experiments on data collection interfaces to improve quality
- Experience with crowdworker or expert vendor platforms at scale
- Familiarity with how LLMs are trained and evaluated

Apply on Menlo Ventures Portfolio's site: https://job-boards.greenhouse.io/anthropic/jobs/5404730008