All roles

Backend Python Engineer

Remote · USA Full-time New today

Backend Python Engineer (AI Training) About The Role What if your Python expertise could directly shape how the world's most advanced AI systems write and reason about code? We're looking for experienced Backend Python Engineers to evaluate AI-generated code, build complex algorithmic challenges, and help push the boundaries of what AI can do with software. This is a fully remote, flexible contract role built for senior Python developers who want meaningful, high-impact work alongside cutting-edge AI research labs — on their own schedule.

  • Organization: Alignerr
  • Type: Hourly Contract
  • Location: Remote
  • Commitment: 10–40 hours/week

What You'll Do

  • Review and evaluate AI-generated Python code for correctness, efficiency, and adherence to PEP 8 and industry best practices
  • Design and develop complex backend algorithmic solutions and data processing scripts that challenge AI reasoning at its limits
  • Write clear, human-readable explanations of backend logic, architectural decisions, and code quality judgements
  • Identify edge cases, security vulnerabilities, and failure modes in AI-generated API logic
  • Provide structured, expert-level feedback that directly informs how AI models learn to write better code

Who You Are

  • Deep expertise in Python, including modern frameworks such as Django, Flask, and FastAPI
  • 3–5+ years of professional experience writing production-level Python code
  • Strong grasp of advanced Python language features, performance considerations, and software design principles
  • Exceptional written communication skills — you can explain complex technical concepts clearly and precisely
  • Bachelor's degree or higher in Computer Science or a related technical field
  • Self-motivated and comfortable working independently in an async environment

Nice to Have

  • Prior experience with data annotation, RLHF, or AI evaluation workflows
  • Background in API security, distributed systems, or data engineering
  • Familiarity with software testing methodologies and edge case analysis

Why Join Us

  • Work directly with leading AI research labs on some of the most technically demanding projects in the field
  • Fully remote and flexible — work when and where suits you best
  • Freelance autonomy with the structure of meaningful, task-based work
  • Make a tangible impact on how AI understands, writes, and reasons about real-world code
  • Potential for ongoing work and contract extension as new projects launch

Apply tot his job Apply To this Job

Related roles

Experienced Customer Support Specialist for Voice and Chat – Remote Opportunity with arenaflex

Remote · USA Full-time

Experienced Part-Time Remote Customer Support Specialist / Live Chat Representative – Delivering Exceptional Patient Experience at arenaflex

Remote · USA Full-time

Junior Java Developer (Remote Opportunity)

Remote · USA Full-time

Java Developer_ Fort Worth, TX Hybrid (2 Days Remote 3 Days Onsite)

Remote · USA Full-time

Experienced Part-Time Remote Customer Support Specialist – Delivering Exceptional Service at arenaflex

Remote · USA Full-time

Experienced Customer Support Specialist – Pet E-commerce and Remote Work Expertise at arenaflex

Remote · USA Full-time

Experienced Part-Time Remote Customer Support Specialist – arenaflex

Remote · USA Full-time

Experienced Customer Support Specialist – Remote Opportunity at arenaflex

Remote · USA Full-time

Experienced Part-Time Remote Customer Support Specialist - US Remote

Remote · USA Full-time

Experienced Part-Time Remote Customer Support Specialist – Delivering Exceptional Customer Experience at arenaflex

Remote · USA Full-time

Part-Time Remote Data Entry Specialist – Flexible Schedule | arenaflex Financial Services

Remote · USA Full-time

Experienced Remote Chat Moderator – Online Community Management and Engagement

Remote · USA Full-time

Experienced Customer Service Representative – Delivering Exceptional Customer Experience at arenaflex

Remote · USA Full-time

Clinical Research Coordinator - Family and Community Medicine

Remote · USA Full-time

Epic Clindoc/Optime Device Integration Analyst

Remote · USA Full-time

Experienced Remote Data Entry Clerk – Dynamic Team Collaboration and Growth Opportunities

Remote · USA Full-time

Senior Full Stack Developer; eCommerce

Remote · USA Full-time

Tax Manager

Remote · USA Full-time

Email and Chat Support Representative – Remote Opportunity with arenaflex

Remote · USA Full-time

Morning Dispatch Reporter

Remote · USA Full-time