Software Engineer, Node.js - AI Training (Freelance, Remote)

Posted 7 months agoViewed

15 - 150 USD per hour

United StatesContractAI Training

Company:Alignerr

Location:United States

Languages:English

Seniority level:Senior, 3-5 years

Experience:3-5 years

Skills:

Backend DevelopmentNode.jsExpress.jsSoftware Engineering

Requirements:

Fluent in English with strong writing and communication skills. Expertise in Node.js: event-driven architecture, async/await, Express.js, error handling, and package management. 3–5 years of experience in Node.js backend development. Bachelor’s degree (or pursuing one) in Computer Science, Software Engineering, or related field. Master’s or PhD preferred. Deep interest in AI, scalable backend systems, or full-stack JavaScript development.

Responsibilities:

Review Node.js code for correctness, efficiency, and idiomatic use of asynchronous logic. Solve server-side development challenges using Node.js and explain your process. Identify and correct flaws in AI output or unclear application logic. Summarize your approach and decision-making clearly and concisely.