# Senior Mobile Developer – Remote (Worldwide)

IMPORTANT: after you apply, please check your email. We sendyou a link to complete your application — it is not considered until that laststep is done. If you do not see it, check your spam folder. This is a fully remote position, open to candidates based in 55 countries, including United States, United Kingdom, Canada, Germany, India, France, Netherlands, Singapore. Pay: $50–$100/hr Role Title: Senior Mobile Software Engineer Role Type: Contractor (~15 hrs a week) Location: Remote In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. As an expert, you will create Reinforcement Learning Environments that test an AI model’s ability to solve complex mobile software engineering problems related to fixing code, creating features, refactoring code, and optimizing performance. You will be tasked with creating a reproducible environment and a golden reference solution for each problem. Scope of Work Create realistic, interesting, and extremely challenging mobile coding tasks for frontier AI models using your preferred repositories. Design problems that require

- **Id**: 4150873
- **Url**: <https://alion.io/job/remotejobsone-senior-mobile-developer-remote-worldwide>
- **Role**: Mobile
- **Role family**: Mobile
- **Seniority**: senior
- **Employment type**: contractor
- **Work mode**: remote
- **Remote scope**: stated_countries
- **Remote scope basis**: posting_text
- **Hiring geo confidence**: inferred
- **Hiring countries**: US, IN, DE, FR, GB, CA, NL, SG
- **Hiring countries total**: 8
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-12T08:35:25Z
- **Last verified at**: 2026-11-12T08:35:25Z
- **Board verified**: no
- **Days open**: 0
- **Description format**: text
- **Description chars**: 3141
- **Description truncated**: no
- **Relocation offered**: no

## Company

- **Id**: 4535526
- **Name**: RemoteJobsOne
- **Domain**: remotejobsone.com
- **Url**: <https://alion.io/company/remotejobsone>
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no

## Salary

- **Min**: 50
- **Max**: 100
- **Currency**: USD
- **Period**: hour
- **Usd annual**: 200000

## Technologies

- **Dart** — Optional: no
- **JavaScript** — Optional: no
- **Kotlin** — Optional: no
- **Reinforcement Learning** — Optional: no
- **Swift** — Optional: no
- **TypeScript** — Optional: no
- **Flutter** — Optional: yes
- **Jetpack Compose** — Optional: yes
- **React Native** — Optional: yes
- **React.js** — Optional: yes
- **State Management** — Optional: yes
- **SwiftUI** — Optional: yes
- **UIKit** — Optional: yes

## Trust

- **Level**: not_scored
- **Days open**: 0

## Requirements

- **Manages managers**: no
- **Security clearance**: no

## Hiring locations

- **United States** — Iso: US; Kind: country
- **India** — Iso: IN; Kind: country
- **Germany** — Iso: DE; Kind: country
- **France** — Iso: FR; Kind: country
- **United Kingdom** — Iso: GB; Kind: country
- **Canada** — Iso: CA; Kind: country
- **Netherlands** — Iso: NL; Kind: country
- **Singapore** — Iso: SG; Kind: country

## Lifecycle

- Event: open; At: 2026-11-12T09:05:30Z

## Liveness

- **Score**: 86
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.86
- **P room**: 1
- **Age days**: 0
- **Expected fill days**: 30
- **Reasons**: seen:0, win:early
- **Computed at**: 2026-11-12T10:38:37Z

## 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.