Software Engineer - Backend

Alignerr is a company focused on shaping the data that powers frontier AI, and they are seeking a Backend Software Engineer to review AI-generated backend code and develop high-quality backend solutions. The role offers flexible workload and clear ownership, directly impacting models used by top AI labs and Fortune 500 teams.

Responsibilities:

• 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

Requirements:

• 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)
• 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