Strong full-stack developer background with solid systems programming fundamentals * Expertise in ... Freelance autonomy with the structure of meaningful, high-impact technical work * Build systems ...
Strong full-stack developer background with solid systems programming fundamentals * Expertise in ... Freelance autonomy with the structure of meaningful, high-impact technical work * Build systems ...
We are continually recruiting Technical Instructors with skills in cutting-edge software ... Lucrative and Flexible Our daily pay rates are on par or above freelance programming rates. They ...
We are continually recruiting Technical Instructors with skills in cutting-edge software ... Lucrative and Flexible Our daily pay rates are on par or above freelance programming rates. They ...
We are continually recruiting Technical Instructors with skills in cutting-edge software ... Lucrative and Flexible Our daily pay rates are on par or above freelance programming rates. They ...
We are continually recruiting Technical Instructors with skills in cutting-edge software ... Lucrative and Flexible Our daily pay rates are on par or above freelance programming rates. They ...
Lead React Developer
Louisville, CO · On-site
$60.75 - $77.75/hr
... software development experience (not freelance / hobby experience) • Solid understanding of fundamental programming concepts • Solid understanding of fundamental JavaScript concepts • Solid ...
Lead React Developer
Louisville, CO · On-site
$60.75 - $77.75/hr
... software development experience (not freelance / hobby experience) • Solid understanding of fundamental programming concepts • Solid understanding of fundamental JavaScript concepts • Solid ...
Computer Engineering
Denver, CO · Remote
$35 - $60/hr
... software and operating systems-documenting every failure mode so we can harden model reasoning ... Freelance perks: autonomy, flexibility, and global collaboration. * Potential for contract ...
Computer Engineering
Denver, CO · Remote
$35 - $60/hr
... software and operating systems-documenting every failure mode so we can harden model reasoning ... Freelance perks: autonomy, flexibility, and global collaboration. * Potential for contract ...
Freelance Software Developer information
See Wheat Ridge, CO salary details
$51K - $62.4K
1% of jobs
$62.4K - $73.8K
4% of jobs
$73.8K - $85.2K
9% of jobs
$95.8K is the 25th percentile. Wages below this are outliers.
$85.2K - $96.6K
12% of jobs
$96.6K - $108K
15% of jobs
The median wage is $115.5K / yr.
$108K - $119.4K
14% of jobs
$119.4K - $130.8K
15% of jobs
$135.3K is the 75th percentile. Wages above this are outliers.
$130.8K - $142.2K
13% of jobs
$142.2K - $153.6K
9% of jobs
$153.6K - $165K
5% of jobs
$165K - $176.4K
3% of jobs
$51K
$118.9K
$176.4K
How much do freelance software developer jobs pay per year?
What are some typical challenges freelance software developers face when managing multiple clients and projects?
What is a freelance software developer?
How to Become a Freelance Software Developer
Making the transition to working as a freelance software developer entails having extensive knowledge of and experience with several programming languages, ideally those that are in-demand like Java and Python. While you may have expertise in one area, having skills in multiple software technologies can help you find and accept more jobs as you get started. Because you’re working freelance, you need to set up a productive work environment. It’s also essential to compile a portfolio of your best work and host it on either your website or a freelancing job site. This way, you can instantly showcase your experience and skills to a business or client looking to hire for a project, which also helps you negotiate your rate.
What are the key skills and qualifications needed to thrive as a Freelance Software Developer, and why are they important?
What is the difference between Freelance Software Developer vs Software Engineer?
| Aspect | Freelance Software Developer | Software Engineer |
|---|---|---|
| Credentials | Typically self-taught or with coding bootcamps; certifications optional | Bachelor's or higher in Computer Science or related field; certifications valued |
| Work Environment | Independent, remote or on-site client projects | Employed by companies, working in teams or departments |
| Employer & Industry Usage | Clients across various industries; project-based | Organizations, tech firms, startups; ongoing employment |
| Search & Comparison Intent | Looking for freelance opportunities or project-based work | Seeking full-time or contract roles within companies |
While both roles involve software development, Freelance Software Developers work independently on diverse client projects, often remotely, without long-term employer ties. Software Engineers are typically employed by organizations, working within teams on ongoing projects. Understanding these differences helps in choosing the right career path or job search focus.
Other
Posted 7 days ago
Job description
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
- 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
- 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
- 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
- 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