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Senior Full Stack Engineer

$30–$90/hr

RemoteContracttechnology
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About this role

Role Overview

Build and improve web applications while contributing real-world engineering expertise that helps train and evaluate next-generation AI systems. This remote contractor role focuses on high-quality technical input that supports how AI models learn, reason, and perform. No prior AI experience is required.

Key Responsibilities

  • Design, develop, test, and maintain robust web applications using Node.js, TypeScript, Python, JavaScript, and Java.
  • Deliver backend and frontend features that provide high-quality user experiences.
  • Work with cross-functional teammates to define and implement technical solutions.
  • Optimize applications for speed, scalability, and maintainability.
  • Take part in code reviews and architecture discussions, and mentor peers.
  • Troubleshoot, debug, and resolve technical issues efficiently.
  • Explain complex technical concepts clearly in written and verbal communication.

Qualifications

  • At least 3 years of proven full stack development experience with Node.js, TypeScript, Python, JavaScript, and Java.
  • Experience building and consuming RESTful APIs.
  • Strong problem-solving ability, attention to detail, and knowledge of software development best practices and Agile methodologies.
  • Excellent written and verbal communication skills.
  • Ability to work independently and collaboratively on a distributed remote team.
  • Experience with version control systems such as Git.
  • Relevant technical skills include React, PHP, C++, .NET, Nest.js, and C#.
  • Preferred experience includes AWS, Azure, or GCP; microservices; containerization technologies; and collaboration with global teams and stakeholders.

Work Terms

  • Remote independent contractor engagement.

Compensation

  • $30 to $90 per hour.

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