Software Engineer - Backend (Contract)

Software Engineer - Backend (Contract)

 Remote (United States preferred)

Quick facts

• Engagement | Hourly, at‑will contractor
• Schedule | Fully remote & asynchronous (min. 15 hrs/week)
• Pay Range (US) | $25 – $100 per hour
• Start Date | Rolling — staffed as projects launch

What you’ll do

• Review and evaluate AI-generated backend code (e.g., Node.js, Python, Java, or Go) for correctness, efficiency, scalability, and clarity-
• Write high-quality backend solutions to server-side and API development problems across varying difficulty levels
• Create clear, developer-friendly explanations for architectural decisions, code logic, and problem-solving strategies
• Identify and flag edge cases or ambiguities in problem statements or AI responses

You’re a great fit if

• Fluent in English, with strong written communication skills and the ability to clearly explain backend coding concepts
• Expertise in backend development: Deep familiarity with server-side languages and frameworks (e.g., Node.js, Python, Java, Go), RESTful APIs, databases, and asynchronous programming
• 3–5 years of experience with backend frameworks, tools, or domains (e.g., Express, Django, Spring Boot, microservices, cloud platforms) is a plus
• Bachelor’s degree (or pursuing one) in Computer Science or a related field. Master’s or PhD preferred, but not required.
• Bonus: Experience with data labeling, RLHF, or other AI training projects

About the role

• Flexible workload — work from anywhere, on your own schedule
• High impact — your craft directly improves models used by top AI labs & Fortune 500 teams
• Clear ownership — know exactly what success looks like and have autonomy to deliver
• Growth potential — consistent high performers spearhead new programs and mentor incoming SMEs

Interview process

• Complete a screening with Zara, our AI interviewer in English, to learn more about your background and experience.
• Domain-specific Zara interview to assess your backend expertise, including distributed systems, microservices, and backend frameworks.