Position: Data Platform Engineer (Python)
About the Job
Alignerr connects top technical experts with leading AI labs to build, evaluate, and improve next-generation models. We work on real production systems and high-impact research workflows across data, tooling, and infrastructure.
Position
Senior Python Full-Stack Engineer — AI Data & Infrastructure
Type: Contract, Remote Commitment: 20–40 hours/week Compensation: Competitive, hourly (based on experience)
Role Responsibilities
• Design, build, and optimize high-performance systems in Python supporting AI data pipelines and evaluation workflows
• Develop full-stack tooling and backend services for large-scale data annotation
, validation, and quality control
• Improve reliability, performance, and safety across existing Python codebases
• Collaborate with data, research, and engineering teams to support model training and evaluation workflows
• Identify bottlenecks and edge cases in data and system behavior, and implement scalable fixes
• Participate in synchronous reviews to iterate on system design and implementation decisions
Qualifications
Must-Have
• Native or fluent English speaker
• Full-stack developer experience with a strong systems programming background
• 5+ years of professional experience writing production Python for data engineering.
• Proficiency with workflow orchestration tools to manage complex dependency graphs.
• Strong experience with data frame processing libraries and interacting with cloud data warehouses via Python SDKs.
• Clear written and verbal communication skills.
• Ability to commit 20–40 hours per week.
Preferred
• Prior experience with data annotation
, data quality, or evaluation systems
• Familiarity with AI/ML workflows, model training, or benchmarking pipelines
• Experience with distributed systems or developer tooling
Application Process
• Submit your resume
• Complete a short technical screening
• Project matching and onboarding
$50 - $75 an hour
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