1

Contractual Freelance Python Programmer Jobs in Colorado

Develop automated testing infrastructure using Python or other related languages. * Identify and ... Due to Contractual requirements, must be a U.S. Person defined as a U.S. citizen, permanent ...

next page

Showing results 1-20

Contractual Freelance Python Programmer information

What is the difference between Contractual Freelance Python Programmer vs Python Developer?

AspectContractual Freelance Python ProgrammerPython Developer
CredentialsTypically self-taught or with certifications in Python; no formal degree requiredOften holds a degree in Computer Science or related field; certifications are common
Work EnvironmentRemote, project-based, freelance contractsFull-time or part-time employment, in-house or remote
Employer & Industry UsageHired by multiple clients across industries on a contractual basisEmployed by a single company, working on internal projects

In summary, a Contractual Freelance Python Programmer works independently on short-term projects for various clients, often remotely, without long-term employment commitments. In contrast, a Python Developer is typically employed full-time by a company, focusing on ongoing development within a team. Both roles require Python skills, but their work arrangements and employment status differ significantly.

What are popular job titles related to Contractual Freelance Python Programmer jobs in Colorado? For Contractual Freelance Python Programmer jobs in Colorado, the most frequently searched job titles are:
What job categories do people searching Contractual Freelance Python Programmer jobs in Colorado look for? The top searched job categories for Contractual Freelance Python Programmer jobs in Colorado are:
What cities in Colorado are hiring for Contractual Freelance Python Programmer jobs? Cities in Colorado with the most Contractual Freelance Python Programmer job openings:

Software Engineer (C#) - Internal Tooling

Alignerr

Denver, CO • Remote

Other

Posted 15 days ago


Job description

Software Engineer (C#) - Internal Tooling (AI Infrastructure)
About the Role
What if your C# expertise could directly shape the infrastructure powering the next generation of AI? We're looking for experienced full-stack C# engineers to build and improve the systems that leading AI labs depend on - from data annotation pipelines to evaluation harnesses and quality control tooling.
This is a fully remote contract role with flexible commitment. You'll work on real production systems alongside data, research, and engineering teams at the frontier of AI development.
  • Organization
    : Alignerr
  • Type
    : Hourly Contract
  • Location
    : Remote
  • Commitment
    : 20-40 hours/week
What You'll Do
  • Design, build, and optimize high-performance C# systems 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 C# codebases
  • Collaborate with data, research, and engineering teams to support model training and evaluation workflows
  • Identify and resolve bottlenecks and edge cases in data and system behavior with scalable solutions
  • Participate in synchronous design reviews to iterate on architecture and implementation decisions
  • Build and maintain robust benchmarking and performance evaluation harnesses
Who You Are
  • 3-5+ years of professional experience writing production-grade C#
  • Strong full-stack developer background with solid systems programming fundamentals
  • Expertise in interoperability scenarios - such as invoking Python ML models from .NET or wrapping native libraries
  • Experienced designing robust harnesses for benchmarking and evaluating system performance
  • Native or fluent English speaker with clear written and verbal communication skills
  • Able to commit 20-40 hours per week with reliability and consistency
Nice to Have
  • 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
  • Background working with or alongside research teams in a fast-moving environment
Why Join Us
  • Work on cutting-edge AI projects alongside leading research labs
  • Fully remote and flexible - work when and where it suits you
  • Freelance autonomy with the structure of meaningful, high-impact technical work
  • Build systems that directly influence how next-generation AI models are trained and evaluated
  • Potential for ongoing work and contract extension as new projects launch