Founding Platform Engineer, RL Environments & ML Infra

David Joseph & Company; San Francisco (CA); On-site; USD 200,000 - 250,000; Full time

Benefits offered by this job

Healthcare

Relocation support

401k with 4% match

Free meals

Gym

Transportation covered

Job summary

David Joseph & Company is seeking a founding Member of Technical Staff for platform engineering in San Francisco. You will own the RL environment infrastructure, build scalable inference pipelines, and help stand up the engineering org and its culture from scratch.

We expect 2-8 years in platform or full-stack engineering, with startup experience, and a track record delivering scalable ML tooling. On-site five days a week with equity and strong healthcare benefits.

Qualifications

• 2-8 years of platform or full-stack engineering experience.
• Experience building RL environments or ML infrastructure.
• Experience at an early-stage startup or as a founder.
• Track record as a platform, full-stack, or backend engineer at fast-moving, high-growth companies.
• A degree in CS, ML, or a related technical field.
• Based in the Bay Area, or ready to relocate, and able to work on-site 5 days a week.

Responsibilities

• Build the training and inference infrastructure that supports customer usage of RL environments at scale.
• Research and develop next-generation RL environments that are more realistic, longer-horizon, and harder for frontier models.
• Ship tooling that dramatically increases the quality and throughput of environment creation.
• Design synthetic data pipelines that generate realistic problems.
• Build platform analytics for environment costs, throughput, bottlenecks, and expert management.
• Craft domain-specific verifiers and reward functions for financial workflows.
• Establish engineering practices and culture from the ground up.

Skills

Platform engineering

Full-stack engineering

Python

TypeScript

Docker

ML infrastructure

Education

CS/ML related degree

Tools

AWS

S3

Docker

Job description

David Joseph & Company is seeking a founding Member of Technical Staff for platform engineering in San Francisco. You will own the RL environment infrastructure, build scalable inference pipelines, and help stand up the engineering org and its culture from scratch.

We expect 2-8 years in platform or full-stack engineering, with startup experience, and a track record delivering scalable ML tooling. On-site five days a week with equity and strong healthcare benefits.