Senior Software Engineer

RemoteJobsOne; México; A distancia; MXN 2.437.000 - 3.656.000; Jornada completa

Descripción de la vacante

RemoteJobsOne is seeking expert Senior Software Engineers for a fully remote, contractor role (~15 hrs/week). You will train AI systems by contributing high-quality code samples across Python, Java, Rust, Go, C++, or TypeScript, and help improve model reasoning and performance.

You'll create reproducible reinforcement-learning environments, debug complex systems, and document decisions to enhance AI training data. Start quickly with tasks and contribute to cross-functional projects.

Formación

• Expert-level proficiency in at least one of the listed languages (Python, Java, Rust, Go, C++, or TypeScript).
• Strong debugging, refactoring, and performance optimization skills.
• Experience across multiple codebases and large-scale projects.

Responsabilidades

• Contribute expert-level code samples and debugging strategies in multiple languages.
• Analyze and resolve complex defects and performance bottlenecks.
• Implement robust features with scalability and maintainability in mind.
• Refactor legacy code to improve clarity and efficiency.
• Document reasoning and code decisions to support AI training data.
• Review peer submissions for accuracy and clarity.

Conocimientos

Python3

Java

Rust

Go

C++

TypeScript

Descripción del empleo

This is a fully remote position, open to candidates based in Mexico.

Pay: $100–$150/hr

Role Title: Senior Software Engineer

Role Type: Contractor (~15 hrs a week)

Location: Remote

the company is selecting expert Senior Software Engineers to support a customer’s innovative project. 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. No prior experience in AI is required — your domain knowledge is what matters.

As an expert you will be creating Reinforcement Learning Environments which test and AI model's ability to solve complex software engineering problems related to fixing code, creating features, refactoring code and optimizing performance. You will be tasked with creating a reproducible environment and golden reference solution for the problem.

Scope of Work

• Contribute expert-level code samples, debugging strategies, and development insights in Python3, Java, Rust, Go, C++, or TypeScript.
• Analyze, troubleshoot, and resolve complex software defects and performance bottlenecks in diverse codebases.
• Implement robust new features, ensuring scalability, maintainability, and adherence to software best practices.
• Refactor and optimize legacy code to improve clarity, efficiency, and long-term reliability.
• Document technical reasoning, solution approaches, and code decisions to enhance AI training data quality.
• Review and validate peer-contributed code and technical submissions for accuracy and clarity.

Preferred Qualifications

• Significant hands-on expertise in at least one of the following: Python3, Java, Rust, Go, C++, or TypeScript.
• Deep understanding of algorithms, data structures, and software engineering principles.
• Proven ability to debug complex systems, resolve bugs, and deliver effective optimizations.
• Experience with large codebase refactoring and legacy system modernization.
• Track record of delivering high-impact features from conception through delivery within cross-functional projects.
• Strong documentation and communication skills to articulate technical concepts clearly.
• Interest in or curiosity about AI and its technical challenges (previous AI experience not required).

Compensation Structure

Compensation is output-based; experts are paid per task that meets the project specifications. The time required to complete work may vary depending on the expert’s experience and workflow. Minimum submission requirements apply. Experts must submit a minimum of tasks per week.

Start Timeline & Availability

We typically fill roles within 48 hours and are looking for experts ready to jump in right away. If selected, we expect you to start your first tasks within 24–48 hours of completing onboarding.