Software Engineer - Backend

Job title: Software Engineer – Backend

Company: Apex Tech Sourcing (recruiting on behalf of micro1)

Location: Remote

Job type: Contract, part-time (about 15 hours a week)

Pay: Paid per completed task. micro1’s listed range is $30–100 per hour equivalent, depending on how many tasks you complete and how quickly. A weekly minimum number of tasks applies.

About the role
Apex Tech Sourcing is recruiting backend engineers for micro1, a company that provides training data and evaluations for AI models. You’ll help train AI systems by creating realistic, challenging coding tasks and the automated checks that grade them. No prior AI experience is required. You choose your own days and hours, including weekends.

What you’ll do

• Create coding tasks for AI models, such as feature implementation and bug fixes
• Build automated verifiers that accept valid solutions and reject incorrect ones
• Review code and test it for correctness

What you need

• Strong backend experience in Java, Node.js, Go, Rust, TypeScript, Python, C++ or similar
• A track record of building scalable services and APIs
• Comfort with debugging, performance work and automated testing
• Good code review instincts

Nice to have

• Experience fixing hard bugs and performance bottlenecks
• Refactoring and building complex features in large codebases
• Strong grasp of algorithms, data structures and computer science basics

Hiring process

• Apply and answer the screening questions
• AI interview, about 15–20 minutes
• Technical assessment (tentative)
• Hiring manager review

Please complete the interview and assessment on your own, without outside help. Selected candidates are expected to start within 24–48 hours of onboarding.

Pay: ₹2,800.00 - ₹9,600.00 per hour

Expected hours: 15.0 per week

Benefits:

• Flexible schedule
• Work from home

Work Location: Remote