Alignerr is seeking Senior Software Engineers for a fully remote, flexible hourly contract position (20–40 hours/week) to design, build, and scale infrastructure supporting AI training, evaluation, and deployment. Applicants should have at least 5 years of professional software engineering experience, proficiency in modern programming languages like Python or TypeScript, and expertise in building backend services and cloud architectures. Candidates must possess strong problem-solving abilities and excel at self-directed, asynchronous collaboration.