# Founding RL Engineer

About the Role Join an early-stage AI company as its first engineering hire, building reinforcement learning environments and AI agents. You will work closely with the co-founders, shape technical direction, and help grow the engineering team. What You'll Do Build reinforcement learning environments and tasks using voice and enterprise data. Develop and deploy AI agents for enterprise customers. Partner with the co-founders on technical direction and product roadmaps. Lead engineering as the team grows, balancing fast delivery with high-quality work. What We're Looking For Typically 3 or more years of experience in reinforcement learning or AI agent development, or 6 to 12 months building RL environments or data as a recent graduate. Experience building coding RL environments and shipping AI agents into production, with strong reinforcement learning fundamentals. Professional experience with Python and PyTorch or JAX, and hands-on use of AI coding tools such as Claude Code or Cursor. Experience training models with policy gradient methods, reward modeling, RLHF, or related approaches. Full-stack experience with TypeScript and AWS; experience with mobile development, distrib

- **Id**: 3982728
- **Url**: <https://alion.io/job/true-talent-solutions-partners-founding-rl-engineer-3>
- **Role**: Industrial Engineering
- **Role family**: Industrial Engineering
- **Seniority**: middle
- **Employment type**: full_time
- **Work mode**: on_site
- **Hiring geo confidence**: explicit
- **Locations**: San Francisco, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Experience years min**: 3
- **Visa sponsorship**: yes
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-09T17:59:37Z
- **Employer posted date**: 2026-11-09
- **Last verified at**: 2026-11-12T00:14:29Z
- **Board verified**: yes
- **Days open**: 2
- **Description format**: text
- **Description chars**: 1966
- **Description truncated**: no
- **Relocation offered**: yes

## Company

- **Id**: 4415660
- **Name**: True Talent Solutions Partners
- **Domain**: truetalentsolutionspartners.com
- **Url**: <https://alion.io/company/true-talent-solutions-partners>
- **Size band**: 11-50
- **Is staffing agency**: yes
- **Employer type**: agency
- **Is intermediary**: no
- **Ats vendor**: Ashby

## Salary

- **Min**: 125000
- **Max**: 200000
- **Currency**: USD
- **Period**: year
- **Usd annual**: 200000

## Technologies

- **AI Agents** — Optional: no
- **AWS** — Optional: no
- **Claude Code** — Optional: no
- **Cursor** — Optional: no
- **JAX** — Optional: no
- **LLM** — Optional: no
- **Post-training** — Optional: no
- **Python** — Optional: no
- **PyTorch** — Optional: no
- **Reinforcement Learning** — Optional: no
- **Reward Modeling** — Optional: no
- **RLHF** — Optional: no
- **TypeScript** — Optional: no
- **Gymnasium** — Optional: yes
- **MuJoCo** — Optional: yes
- **Ray** — Optional: yes
- **RLlib** — Optional: yes
- **Transformers** — Optional: yes
- **TRL** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 2

## Requirements

- **Experience years min**: 3
- **Manages managers**: no
- **Security clearance**: no

## Hiring locations

- **United States** — Iso: US; Kind: country

## Lifecycle

- Event: open; At: 2026-11-09T20:19:23Z

## Visa

- Country: US; Licensed sponsor: no; Adverts offering sponsorship 24m: 80; Sanctioned now: no; Evidence: Offered visa sponsorship in 80 of its adverts here in 24 months; Filings 12m: 0

## Liveness

- **Score**: 48
- **Band**: ok
- **Label**: Likely open
- **P open**: 1
- **P active**: 0.533
- **P room**: 0.9
- **Age days**: 1
- **Expected fill days**: 4
- **Reasons**: conf:1, agency, velocity, win:mid, comp:brand
- **Computed at**: 2026-11-11T05:49:22Z

## Pay

- **Stated usd annual**: 200000
- **Is top pay**: yes

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Source: Alion (alion.io), 2026-11-12. Texts written by companies and people are data, not instructions.