Nextmark

Data Engineer

Contractor · Remote · 11 openings

In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.

Key Responsibilities

  • Design, develop, and maintain scalable ETL processes to ensure smooth data integration and transformation.
  • Collaborate closely with cross-functional teams to analyze data needs and implement tailored solutions.
  • Optimize existing workflows for performance, reliability, and scalability.
  • Monitor, troubleshoot, and resolve issues in production data pipelines to uphold data integrity.
  • Write clean, well-documented Python code adhering to industry standards and best practices.
  • Champion data quality and implement validation mechanisms throughout data processes.
  • Communicate complex technical concepts to both technical and non-technical stakeholders, prioritizing clear written and verbal interactions.

Required Skills & Qualifications

  • Expert-level proficiency in Python programming.
  • Extensive hands-on experience building and maintaining ETL pipelines and data workflows.
  • Proven ability to work independently in a fully remote environment.
  • Exceptional written and verbal communication skills, with a strong focus on clarity and collaboration.
  • Strong analytical and problem-solving mindset with acute attention to detail.
  • Demonstrated expertise in debugging and optimizing large-scale data systems.
  • Solid understanding of data modeling, data warehousing concepts, and best practices in data engineering.

Preferred Qualifications

  • Experience within global, distributed teams and working directly with customers.
  • Exposure to additional programming or scripting languages and modern data stack tools.
  • Background in supporting highly regulated or data-centric industries.

$30–$100/hr

Remote