Remote Advanced Python Engineer for AI Systems

Alignerr Corp.; España; Remote; EUR 83,000 - 165,000; Full time

Benefits offered by this job

Fully remote

Job summary

Alignerr is seeking an advanced Python engineer to shape AI software through production-grade code and data workflows. This fully remote contract role is designed for experienced engineers who value clean architecture, scalable data pipelines, and pragmatic, client-facing problem solving.

You will design and optimize Python, analyze structured datasets, write SQL, review existing code for performance, and translate ambiguous requirements into concrete technical solutions.

Qualifications

• 4+ years of professional software engineering experience.
• Advanced proficiency in Python — clean architecture, performance optimization, and debugging.
• Strong hands-on experience with real-world data analysis and structured datasets.
• Solid SQL skills, including complex queries, transformations, and data validation.

Responsibilities

• Design, implement, and optimize advanced Python code for production-level systems.
• Analyze and manipulate structured datasets to support engineering and modeling workflows.
• Write and optimize SQL queries to extract, transform, and validate data.
• Review, debug, and improve existing codebases for performance, reliability, and maintainability.
• Translate ambiguous or high-level requirements into concrete, well-reasoned technical solutions.
• Apply consulting-style thinking to evaluate tradeoffs and recommend best-fit approaches.
• Document assumptions, decisions, and implementation details with clarity and precision.
• Evaluate AI-generated code and analytical outputs for correctness and quality.

Skills

Python

SQL

Data analysis

Consulting

Job description

Alignerr is seeking an advanced Python engineer to shape AI software through production-grade code and data workflows. This fully remote contract role is designed for experienced engineers who value clean architecture, scalable data pipelines, and pragmatic, client-facing problem solving.

You will design and optimize Python, analyze structured datasets, write SQL, review existing code for performance, and translate ambiguous requirements into concrete technical solutions.