Senior Full-Stack Engineer (Freelance/Contract, Remote) NexaFlow is developing a proof-of-concept ... We are seeking a Senior Full-Stack Engineer to design and deliver the prototype end-to-end. Key ...
Senior Full-Stack Engineer (Freelance/Contract, Remote) NexaFlow is developing a proof-of-concept ... We are seeking a Senior Full-Stack Engineer to design and deliver the prototype end-to-end. Key ...
Understanding of basic programming principles, tools, and technologies * Understanding of software ... Rapid Prototyping InVision, Anima App, Flinto, Sketch, Adobe XD * Understands necessary steps to ...
Understanding of basic programming principles, tools, and technologies * Understanding of software ... Rapid Prototyping InVision, Anima App, Flinto, Sketch, Adobe XD * Understands necessary steps to ...
Mechanical Design Engineer (Freelance Opportunities)
Lititz, PA · Hybrid
$70K - $95K/yr
... great freelance Mechanical Design Engineers onto our roster. By applying here you will be ... Identify appropriate timing and scale of prototyping to support design + engineering process.
Mechanical Design Engineer (Freelance Opportunities)
Lititz, PA · Hybrid
$70K - $95K/yr
... great freelance Mechanical Design Engineers onto our roster. By applying here you will be ... Identify appropriate timing and scale of prototyping to support design + engineering process.
... and developers. What You'll Do Depending on your focus and experience, you may: * Define user ... Create wireframes, sitemaps, prototypes, and high-fidelity mockups. * Collaborate with clients and ...
... and developers. What You'll Do Depending on your focus and experience, you may: * Define user ... Create wireframes, sitemaps, prototypes, and high-fidelity mockups. * Collaborate with clients and ...
... and developers. What You'll Do Depending on your focus and experience, you may: * Define user ... Create wireframes, sitemaps, prototypes, and high-fidelity mockups. * Collaborate with clients and ...
... and developers. What You'll Do Depending on your focus and experience, you may: * Define user ... Create wireframes, sitemaps, prototypes, and high-fidelity mockups. * Collaborate with clients and ...
... and developers. What You'll Do Depending on your focus and experience, you may: * Define user ... Create wireframes, sitemaps, prototypes, and high-fidelity mockups. * Collaborate with clients and ...
Quick apply
... and developers. What You'll Do Depending on your focus and experience, you may: * Define user ... Create wireframes, sitemaps, prototypes, and high-fidelity mockups. * Collaborate with clients and ...
... prototypes) for internal reviews. Ensures that graphics and programming aspects follow the tenets ... Successful candidates for freelancer opportunities will not be considered employees of The Procter ...
... prototypes) for internal reviews. Ensures that graphics and programming aspects follow the tenets ... Successful candidates for freelancer opportunities will not be considered employees of The Procter ...
... prototypes) for internal reviews. Ensures that graphics and programming aspects follow the tenets ... Successful candidates for freelancer opportunities will not be considered employees of The Procter ...
... prototypes) for internal reviews. Ensures that graphics and programming aspects follow the tenets ... Successful candidates for freelancer opportunities will not be considered employees of The Procter ...
UX/UI Designer
Cincinnati, OH · On-site
... interactive prototypes) for internal reviews. * Ensures that graphics and programming aspects ... Light Brand Guidelines experience P&G's freelancer opportunities are for project-based or other ...
UX/UI Designer
Cincinnati, OH · On-site
... interactive prototypes) for internal reviews. * Ensures that graphics and programming aspects ... Light Brand Guidelines experience P&G's freelancer opportunities are for project-based or other ...
... prototypes) for internal reviews. Ensures that graphics and programming aspects follow the tenets ... Successful candidates for freelancer opportunities will not be considered employees of The Procter ...
... prototypes) for internal reviews. Ensures that graphics and programming aspects follow the tenets ... Successful candidates for freelancer opportunities will not be considered employees of The Procter ...
CNC Machinist/Programmer
Houston, TX · On-site
$25.25 - $34.50/hr
... and Freelance Recruiters. We have strong relationships with IT services companies focussed on ... a-kind complex prototypes on a variety of materials. * This person must also be capable of ...
CNC Machinist/Programmer
Houston, TX · On-site
$25.25 - $34.50/hr
... and Freelance Recruiters. We have strong relationships with IT services companies focussed on ... a-kind complex prototypes on a variety of materials. * This person must also be capable of ...
CNC Machinist/Programmer
$25.25 - $34.50/hr
... and Freelance Recruiters. We have strong relationships with IT services companies focussed on ... a-kind complex prototypes on a variety of materials. * This person must also be capable of ...
CNC Machinist/Programmer
$25.25 - $34.50/hr
... and Freelance Recruiters. We have strong relationships with IT services companies focussed on ... a-kind complex prototypes on a variety of materials. * This person must also be capable of ...
Senior Software Engineer
Manhattan, NY · On-site
$87K - $137K/yr
Rapid prototype novel audience intelligence or ad tech concepts for new business pitches; evolve ... Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan ...
Senior Software Engineer
Manhattan, NY · On-site
$87K - $137K/yr
Rapid prototype novel audience intelligence or ad tech concepts for new business pitches; evolve ... Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan ...
Senior Software Engineer
$87K - $137K/yr
Rapid prototype novel audience intelligence or ad tech concepts for new business pitches; evolve ... Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan ...
Senior Software Engineer
$87K - $137K/yr
Rapid prototype novel audience intelligence or ad tech concepts for new business pitches; evolve ... Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan ...
Our team actively uses AI-assisted workflows for development, debugging, prototyping, testing ... freelance work, experience, or a strong portfolio of relevant projects. * Experience using AI ...
Our team actively uses AI-assisted workflows for development, debugging, prototyping, testing ... freelance work, experience, or a strong portfolio of relevant projects. * Experience using AI ...
UX Product Design Strategist - Culture Change Indicators Dashboard for Farmed Animal Advocacy
$80 - $110/hr
This is a deliverable-based contract engagement, ideal for a freelancer or small studio. The ... Test prototype directions with senior nonprofit leaders who are the primary users of this tool.
UX Product Design Strategist - Culture Change Indicators Dashboard for Farmed Animal Advocacy
$80 - $110/hr
This is a deliverable-based contract engagement, ideal for a freelancer or small studio. The ... Test prototype directions with senior nonprofit leaders who are the primary users of this tool.
UX Designer
Greenwood Village, CO · On-site
Work directly with product owners, developers, and other stakeholders to define user flows ... Use Figma to create and iterate on designs, from low-fidelity flows to high-fidelity prototypes
Quick apply
UX Designer
Greenwood Village, CO · On-site
Work directly with product owners, developers, and other stakeholders to define user flows ... Use Figma to create and iterate on designs, from low-fidelity flows to high-fidelity prototypes
Junior UX Designer
San Antonio, TX · On-site
$35 - $37/hr
The Junior UX Designer will partner with researchers, product owners, developers, and senior ... Responsibilities Create wireframes, mockups, user flows, and interactive prototypes for web and ...
Junior UX Designer
San Antonio, TX · On-site
$35 - $37/hr
The Junior UX Designer will partner with researchers, product owners, developers, and senior ... Responsibilities Create wireframes, mockups, user flows, and interactive prototypes for web and ...
Work closely with fellow designers and developers to build out prototypes and provide support for ... Source, secure and manage a suite of freelancers UX designers for overflow and ad hoc work as ...
Work closely with fellow designers and developers to build out prototypes and provide support for ... Source, secure and manage a suite of freelancers UX designers for overflow and ad hoc work as ...
Work closely with fellow designers and developers to build out prototypes and provide support for ... Source, secure and manage a suite of freelancers UX designers for overflow and ad hoc work as ...
Work closely with fellow designers and developers to build out prototypes and provide support for ... Source, secure and manage a suite of freelancers UX designers for overflow and ad hoc work as ...
Freelance Prototyping Engineer information
See salary details
$23.52 is the 25th percentile. Wages below this are outliers.
$14.90 - $25.57
31% of jobs
The median wage is $32.14 / hr.
$25.57 - $36.23
31% of jobs
$36.23 - $46.90
4% of jobs
$56.23 is the 75th percentile. Wages above this are outliers.
$46.90 - $57.56
10% of jobs
$57.56 - $68.23
9% of jobs
$68.23 - $78.89
5% of jobs
$78.89 - $89.55
0% of jobs
$89.55 - $100.22
8% of jobs
$100.22 - $110.88
0% of jobs
$110.88 - $121.55
0% of jobs
$121.55 - $132.21
1% of jobs
$14
$47
$132
How much do freelance prototyping engineer jobs pay per hour?
As of Jun 8, 2026, the average hourly pay for freelance prototyping engineer in the United States is $47.71, according to ZipRecruiter salary data. Most workers in this role earn between $24.28 and $61.78 per hour, depending on experience, location, and employer.
What is the difference between Freelance Prototyping Engineer vs Freelance Product Designer?
| Aspect | Freelance Prototyping Engineer | Freelance Product Designer |
|---|---|---|
| Credentials | Engineering background, technical skills in prototyping tools | Design background, skills in UI/UX, graphic design |
| Work Environment | Technical labs, workshops, digital prototyping tools | Design studios, digital platforms, client meetings |
| Industry Usage | Product development, hardware/software prototyping | App/website design, user experience projects |
| Search & Comparison | Often compared for technical prototyping roles | Compared for visual and user experience design roles |
Freelance Prototyping Engineers focus on creating functional prototypes using engineering skills, while Freelance Product Designers emphasize visual and user experience aspects. Both roles collaborate closely in product development but differ in technical and design expertise.
More about Freelance Prototyping Engineer jobs
What cities are hiring for Freelance Prototyping Engineer jobs? Cities with the most Freelance Prototyping Engineer job openings:
What are the most commonly searched types of Prototyping Engineer jobs? The most popular types of Prototyping Engineer jobs are:
What states have the most Freelance Prototyping Engineer jobs? States with the most job openings for Freelance Prototyping Engineer jobs include:
What job categories do people searching Freelance Prototyping Engineer jobs look for? The top searched job categories for Freelance Prototyping Engineer jobs are:
- Freelance Aws Cost Optimization
- Entry Level Freelance 3D Printing
- Freelance Woodworking
- Freelance Deloitte Mechanical Engineering
- Freelance Phd Wireless Communications
- Full Time Google Fpga
- Freelance Amazon Mechanical Engineering
- Freelance Remote Plc Programming
- Freelance Arduino Programming
- Freelance Roller Coaster Design Engineer
Full-time
Posted 10 days ago
Job description
Senior Full-Stack Engineer (Freelance/Contract, Remote)
NexaFlow is developing a proof-of-concept automated code review tool powered by large language models (LLMs). We are seeking a Senior Full-Stack Engineer to design and deliver the prototype end-to-end.
Key Responsibilities:
Requirements:
Engagement Details:
NexaFlow is developing a proof-of-concept automated code review tool powered by large language models (LLMs). We are seeking a Senior Full-Stack Engineer to design and deliver the prototype end-to-end.
Key Responsibilities:
- Own the entire proof-of-concept (PoC) development process, from architecture to deployment.
- Integrate webhooks for pull request (PR) analysis.
- Build a hybrid review engine combining LLMs and static analysis tools.
- Implement custom rule configuration for code reviews.
- Develop a review dashboard for users.
- Ensure Docker-based deployment of the solution.
Requirements:
- 5+ years of full-stack development experience with Python (FastAPI) or Node.js and React.
- Proven experience integrating LLM APIs (such as OpenAI GPT-4, Anthropic Claude) into production systems.
- Hands-on experience with CI/CD pipelines, including GitHub Actions or GitLab CI.
- Familiarity with code review tooling.
- Ability to work independently, handling all aspects from system architecture to deployment.
- Experience with static analysis tools (e.g., Semgrep, CodeQL) is a strong plus.
Engagement Details:
- Freelance/contract position.
- Fully remote work.
- Competitive rate based on experience.
About Fuku
Sourced by ZipRecruiter
Industry
Food services and drinking places
Company size
51 - 200 Employees
Headquarters location
New York, NY, US
Year founded
2015