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Reviewer Jobs in North York, ON

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Reviewer • north york on

Last updated: 4 hours ago

AI Code Reviewer & Systems Evaluation Engineer 1

Lifted, an Upwork CompanyToronto, Ontario, Canada
Remote
Full-time

This opportunity is ideal for engineers who enjoy analyzing systems, improving code quality, and working on complex technical challenges.You will contribute to AI training projects by evaluating ou... Show more

Senior Lead Research Scientist, Agentic AI

UpworkToronto, Ontario, Canada
Full-time

AI-enabled talent across every contingent work type including freelance, fractional, and payrolled.This portfolio includes the Upwork Marketplace, which connects businesses with on-demand access to... Show more

Senior Associate, US Regulatory Services

Royal Bank of Canada>TORONTO, Canada
Full-time

US Regulatory Services is responsible for ensuring timely, accurate, and complete reporting to various exchanges, self-regulatory organizations and the SEC.The individual in this role is primarily ... Show more

 • New!

French Language Product Coordinator (12 Months)/Coordonnateur ou coordonnatrice, Produits en

Heart & StrokeToronto, ON, CA
CA$50,000.00 yearly
Temporary
Quick Apply

Who we are  At Heart & Stroke our mission is to promote health, save lives and enhance recovery.We are committed to a culture that exemplifies our core values: champion health, practice hu... Show more

AI Content Reviewer - Persian

TELUS InternationalToronto, Ontario
CA$13.50 hourly
Part-time

Looking for a freelance opportunity where you can make an impact on technology from the comfort of your home? If you are dynamic, tech-savvy, and always online to learn more, this part-time flexibl... Show more

 • Promoted

Project Management and Commercial Lead (Energy, Canada East)

StantecToronto, ON
CA$135,700.00 yearly
Full-time +1

At Stantec, we know the work we do matters.From decarbonizing mines to modernizing electric grids and building the infrastructure that fuels communities, we’re powering the world.Our clients come t... Show more

Senior Associate, US Regulatory Services

0000050007 Royal Bank of CanadaTORONTO, Ontario, Canada
Full-time

US Regulatory Services is responsible for ensuring timely, accurate, and complete reporting to various exchanges, self-regulatory organizations and the SEC.The individual in this role is primarily ... Show more

 • New!

Associate Product Manager (ELA/Socials) - 12 months FTC

Nelson Education LTDToronto, ON, CA
CA$85,000.00 yearly
Temporary
Quick Apply

At Nelson, we’ve been shaping the future of education for children and youth across Canada for over 110 years.As the country’s largest K-12 education content provider, we remain&nbsp... Show more

Reviewer

MercorToronto, Ontario, Canada
CA$70.00 hourly
Remote
Part-time
Quick Apply

Headquartered in San Francisco, our investors include.Evaluate the accuracy and depth of.Review complex content for alignment with domain principles and methodologies.Provide clear, structured feed... Show more

Contract Reviewer

Turner & TownsendToronto, Canada, Canada
CA$75,000.00 yearly
Full-time

As part of our Global Risk Management team, this role is responsible for supporting the operational business in entering into contracts with its clients and suppliers, while advising on the associa... Show more

 • New!

Senior Quality Control Analyst (4743)

The Toronto-Dominion Bank (Canada)Ontario,Toronto, Wellington Street West,South,TD Centre
Full-time

This role includes reviewing No Further Action (NFA) decisions to ensure alerts are closed appropriately where investigations have not identified suspicious activity, negative media, or any other g... Show more

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AI Code Reviewer & Systems Evaluation Engineer 1

AI Code Reviewer & Systems Evaluation Engineer 1

Lifted, an Upwork CompanyToronto, Ontario, Canada
15 days ago
Job type
  • Full-time
  • Remote
Job description
Job Description

This opportunity is ideal for engineers who enjoy analyzing systems, improving code quality, and working on complex technical challenges. You will contribute to AI training projects by evaluating outputs, refining logic, and identifying potential vulnerabilities.

What You'll Do:

  • Develop objective, verifiable evaluation criteria (rubrics) for system performance
  • Review system logs and execution paths to improve reliability and code quality
  • Refactor code and optimize system behavior toward ideal outcomes
  • Test systems for vulnerabilities, including data exposure and edge-case failures
  • Provide detailed, high-quality feedback on system performance and outputs

Qualifications

Requirements:

  • 2+ years of experience in backend engineering, AI automation, or systems integration
  • Strong proficiency in at least two programming languages (e.g., Python, JavaScript, Go, Java)
  • Experience working with SQL databases
  • Proven ability to build and maintain production-grade systems
  • Experience working in live (non-mocked) environments with multi-step interactions
  • Strong analytical skills and attention to detail

Nice to Haves:

  • Experience with multi-stage system workflows and coordination tasks
  • Familiarity with integrating tools such as APIs, databases, or external platforms
  • Understanding of system vulnerabilities (e.g., privacy leaks, prompt injection, access escalation)
  • Experience working with AI systems or agent-based workflows
  • Comfort working with persistent state tracking or similar frameworks


Additional Information

  • Fully remote and flexible work schedule
  • Project-based engagement with no guaranteed hours
  • Work on tasks based on availability and project assignment
  • Payment is based on completed tasks only
  • Must accept project invitations before beginning work
  • Freelancers may accept or decline tasks depending on availability
  • No guaranteed workload; volume may vary weekly