# Backend Engineer, AI Coding Task Design

OpenTrain AI | REMOTE (US) | Part-time | Backend Engineer, AI Coding Task DesignOpenTrain AI connects experienced professionals with paid, part-time AI training work. We are the hiring company and are actively filling this role.- $30–$100 per hour equivalent, paid per accepted task - 100% remote, United States - About 15 hours/week; choose your scheduleWe need backend engineers to design realistic coding tasks for AI systems, write deterministic verifiers, assess correctness and code quality, and apply secure coding and security review where relevant. This work helps improve AI systems that write software.Ideal background - Strong professional backend experience with Python, Java, Node.js, Go, Rust, TypeScript, C++ or similar - Scalable APIs/services, complex features, debugging, bottleneck resolution and code review - Strong analytical, problem-solving and technical communication skills; professional English - Helpful: application security, secure coding, vulnerability assessment, penetration testing, OWASP/CWE or security-focused code review - No AI experience needed; structured task-design guidelines and verification criteria are providedIndependent contractor; pay is per accept

- **Id**: 3955830
- **Url**: <https://alion.io/job/opentrain-ai-backend-engineer-ai-coding-task-design>
- **Role**: Backend
- **Role family**: Backend
- **Work mode**: remote
- **Remote scope**: stated_countries
- **Remote scope basis**: posting_text
- **Hiring geo confidence**: inferred
- **Hiring countries**: US
- **Hiring countries total**: 1
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-09T02:48:07Z
- **Last verified at**: 2026-11-09T02:48:07Z
- **Board verified**: no
- **Days open**: 0
- **Description format**: text
- **Description chars**: 1464
- **Description truncated**: no
- **Relocation offered**: no
- **Industries**: Freelance & Talent Marketplaces, AI Training Data & Annotation

## Company

- **Id**: 4457061
- **Name**: OpenTrain AI
- **Domain**: opentrain.ai
- **Url**: <https://alion.io/company/opentrain-ai>
- **Size band**: 501-1000
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: yes

## Technologies

- **C++** — Optional: no
- **CWE** — Optional: no
- **Go** — Optional: no
- **Java** — Optional: no
- **Node JS** — Optional: no
- **OWASP** — Optional: no
- **Python** — Optional: no
- **Rust** — Optional: no
- **TypeScript** — Optional: no
- **JavaScript** — Optional: yes

## Trust

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

## Requirements

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

## Hiring locations

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

## Lifecycle

- Event: open; At: 2026-11-09T08:03:20Z

## 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**: 2026-11-09T11:26:22Z

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Source: Alion (alion.io), 2026-11-09. Texts written by companies and people are data, not instructions.