Senior Software Engineer – AI Training Projects

Andrews Recruitment Group; Madrid; A distancia; EUR 36.000 - 180.000; A tiempo parcial

Ventajas ofrecidas por este puesto de trabajo

Fully remote

Descripción de la vacante

Andrews Recruitment Group is recruiting Senior Software Engineers to support large-scale AI training projects. The role is fully remote and flexible, with roughly 15 hours per week billed on an hourly basis.

Candidates should have solid software engineering experience, strong knowledge of algorithms and data structures, and comfort tackling complex problems across backend and full-stack domains. Projects are varied and fast-moving, with compensation typically aligned to hourly output, and most

Formación

• Strong commercial software engineering experience and solid knowledge of algorithms and data structures.
• Confidence solving complex technical problems across backend and full-stack domains.
• Experience in backend development, system design, automated testing, code review or cybersecurity is highly relevant.

Responsabilidades

• Implementing new features
• Refactoring codebases
• Performance optimisation
• Reviewing and validating code
• Creating challenging coding tasks and reference solutions
• Working across existing and unfamiliar repositories

Conocimientos

Python

Java

Node.js

Go

Rust

C++

React

Descripción del empleo

Senior Software Engineer – AI Training Projects

Flexible Hours | $30–$150/hr equivalent, with specialist projects paying more

We are recruiting experienced Software Engineers and Senior Software Engineers to support large-scale AI training projects.

No previous AI experience is required. The work is focused on real software engineering problems including:

• Implementing new features
• Refactoring codebases
• Performance optimisation
• Reviewing and validating code
• Creating challenging coding tasks and reference solutions
• Working across existing and unfamiliar repositories

Preferred Skills

• Python
• Java
• Node.js
• Go
• Rust
• C++
• React

You should have strong commercial software engineering experience, good knowledge of algorithms and data structures, and confidence working on complex technical problems.

Experience in backend development, full-stack engineering, system design, automated testing, code review or cybersecurity would be highly relevant.

Working Pattern

• Fully remote
• Approx. 15 hours per week
• Flexible days and hours
• Contractor position
• Projects typically move quickly

Compensation

Compensation varies depending on the project and experience level.

Most opportunities sit between $30–$150/hr equivalent, with some highly specialist senior projects offering higher rates.

Payment is generally output-based, with experts paid for completed tasks that meet project requirements.

Process

• Application
• AI interview
• Technical assessment if required

Successful candidates can often begin within 24–48 hours of completing onboarding.