Node.js Software Engineer (Remote Contractor)

About the role

We are seeking an experienced software engineer to work remotely on a contract basis, helping train and evaluate next‑generation AI systems through real‑world engineering tasks. The role focuses on reviewing, debugging, and improving code across backend, full‑stack, and infrastructure projects.

Key responsibilities

• Analyze and enhance codebases in unfamiliar environments, providing clear written explanations of decisions.
• Design, evaluate, and troubleshoot APIs, databases, services, and integration workflows.
• Identify trade‑offs related to scalability, performance, reliability, security and developer experience.
• Collaborate with client teams on technical reviews, implementation choices, and problem‑solving exercises.
• Adapt quickly to new frameworks, cloud platforms and deployment pipelines.

Required profile

• 5+ years of hands‑on software engineering experience.
• Strong ability to communicate technical reasoning clearly in writing.
• Comfortable reading and reasoning through unfamiliar code or requirements.

Required skills

• Proficiency in at least one backend or full‑stack language (e.g., Node.js, Python, JavaScript/TypeScript, Java, C#.NET, C++, Go, Ruby, PHP).
• Experience building or reviewing production‑grade APIs, services, databases or integrations.
• Understanding of software engineering fundamentals: debugging, testing, code quality, architecture and trade‑offs.
• Familiarity with cloud environments (AWS, GCP, Azure) and CI/CD, DevOps, containerisation.
• Exposure to frontend frameworks such as React, Next.js, Angular, Vue or React Native is a plus.