Fullstack SWE RL Systems
Sepal Expert Hub · Global · Coding / software engineering
Fullstack SWE RL Systems is an open role at Sepal Expert Hub, with pay listed as $65–$100/hr.
Applications open on Sepal Expert Hub’s own site. How we make money.
At a glance
- Pay
- $65–$100/hrStated by Sepal Expert Hub
- Location
- Not stated in the listing
- Time commitment
- Flexible hours
- Experience
- 4+ years as a software engineer, backend-leaning full stack
- Education
- Not stated in the listing
- Languages
- Not stated in the listing
- Work type
- Coding / software engineering
- Field
- Coding
- Listed
- Since Jul 19, last confirmed Oct 24
As listed by Sepal Expert Hub: “💸 Pay: $65–100/hr”
The work
Build backend-focused simulation tools and services used to test how AI models behave in realistic conditions.
What you would do
- Build full-stack systems that mimic real software workflows
- Design and run systems that ingest data and evaluate AI models
- Shape internal interfaces such as API contracts, schemas and authentication
You're a fit if you
- have four or more years as a backend-leaning full-stack software engineer
- are proficient in Python and TypeScript
- have built and maintained APIs such as tRPC or REST
- have solid working knowledge of Postgres or comparable relational databases
Summarised by HumanSourcer from Sepal Expert Hub’s listing. Check the listing before you apply.
How the pay compares
Higher than 59% of the 76 distinct hourly rates advertised for Coding roles right now. Hourly USD, top of each advertised range, one count per distinct rate. Same method as the Pay Index.
From Sepal Expert Hub’s listing
“🧱 Job Description: Full-Stack Engineer (Backend-Heavy) Sepal AI works with frontier AI labs (e.g., OpenAI, Anthropic) to ensure that large models behave safely and reliably when used in high-stakes environments.”
About Sepal Expert Hub: part of Sepal AI. See the full profile →
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Frequently asked questions
How do I apply for the Fullstack SWE RL Systems role at Sepal Expert Hub?
Applications go through Sepal Expert Hub's own portal - HumanSourcer links to the listing and never collects applications or handles hiring. Sepal Expert Hub's access model is "Apply" (Apply to listed roles). This listing was first seen here on July 19, 2026 and was still live at the last check.
Is the Fullstack SWE RL Systems role at Sepal Expert Hub remote?
This role is listed as open globally.
What does the Fullstack SWE RL Systems role at Sepal Expert Hub pay?
Sepal Expert Hub lists this role's pay as $65–$100/hr, quoted from the listing rather than estimated.
What kind of work is Fullstack SWE RL Systems?
Coding / software engineering. Specialist AI training and evaluation
Is Sepal Expert Hub a legitimate AI-training platform?
Direct expert network - and that relationship is rated "Confirmed" here because it can be checked against expert-hub.sepalai.com rather than taken on Sepal Expert Hub's word. Confidence describes how well the ownership is evidenced. It is not a rating of how the platform treats the people who work for it, which no public source covers reliably.
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