First seen by our source: 20 days ago
Full Stack Engineer - Fully Remote | Upto $130/hr
@ Mercor
Toronto, Ontario
Overview
Mercor is hiring a senior full-stack software engineer on a remote contract paying $80 to $130 per hour. The engineer will build and maintain Python full-stack applications, APIs and MCP-based systems, and take part in architecture discussions. Candidates need multiple years of full-stack development experience and at least 8 hours of availability per day.
Pay:
$80–$130 an hour
Responsibilities:
- Design, develop and maintain full-stack applications using Python
- Build and integrate APIs and MCP-based systems
- Collaborate with engineering and product teams to enhance scalability
- Troubleshoot, optimize and improve application performance
Requirements summary:
- Multiple years of experience as a Full Stack Developer
- Strong proficiency in Python
- Experience with MCP and API development
- Ability to work at least 8 hours per day
- Experience building production-grade applications
Tools & skills
Source and dates
Source type not verified · manatal
- Employer posting date
- Not provided
- First seen by our source
- 2026-10-18
- Source record updated
- 2026-10-18
These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.
Job details
| Seniority | Senior |
| Department | Software development |
| Hours per week | 40 |
| Travel | air: none · ground: none |
| Work setting | Home |
| Position | Mostly sitting |
| Physical demands | physical low · computer high |
| Languages | English |
Summary and details written by AI from the posting; the employer’s posting is the authority.
Mercor
Saved company profile
Historical company information from a saved The Jobs API profile (LinkedIn/Crunchbase fields). It is not live-verified; figures may have changed. Missing values remain unknown.
We connect human expertise with leading AI labs and enterprises to train frontier models.
Full company description
Mercor is defining the future of work. We connect human expertise with leading AI labs and enterprises to train frontier models.
- LinkedIn followers
- 654,507
- People associated on LinkedIn
- 5,250
- Reported office locations
- San Francisco, California 94105, US
- Business categories
- Employment
- Software
- Recruiting
- Data Collection and Labeling
- Artificial Intelligence (AI)
- Machine Learning
- Other recorded names
- Mercor
- Profile identifies a recruitment agency
- Yes
- Reported total investment
- 483,600,000
Currency and observation date were not supplied; this is not a current valuation or a funding round.
Mercor is defining the future of work. We connect human expertise with leading AI labs and enterprises to train frontier models.
| Field | Value |
|---|---|
| Industry | Software Development |
| Company size | 51-200 employees |
| Headquarters | San Francisco, California |
| Organization type | Privately Held |
| Year founded | 2023 |
| Open jobs on Jobsy | 1,626 |
| View page |
About the job
Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.
Position: Senior Software Engineer Expert
Type: Contract
Compensation: $80–$130/hour
Location: Remote
Role Responsibilities
- Design, develop, and maintain full-stack applications using Python.
- Build and integrate APIs and MCP-based systems.
- Collaborate closely with engineering and product teams to enhance system scalability.
- Write clean, scalable, and production-ready code for robust application performance.
- Troubleshoot, optimize, and improve application performance.
- Participate in architecture and technical design discussions to drive innovation.
Qualifications
Must-Have
- Multiple years of experience as a Full Stack Developer.
- Strong proficiency in Python.
- Experience with MCP and API development.
- Ability to work at least 8 hours per day.
- Experience building and maintaining production-grade applications.
- Strong problem-solving and communication skills.
Application Process (Takes 20–30 mins to complete)
- Upload resume
- AI interview based on your resume
- Submit form
Resources & Support
- For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome
- For any help or support, reach out to: [email protected]
PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.
Journal
Only you can see this. Kept on this device, and in your account when you sign in.