Contract jobs in Vaughan, Ontario

Find contract jobs in Vaughan, Ontario and nearby towns within 25 km. Read the full details and apply.

Newest first

Within 25 km of Vaughan

Added 14 days ago
AS
Full Stack Java Developer
Apex Systems
Toronto, ON
- $55 to $80 USD / hour
Added 14 days ago
Integration Rights Analyst (6-Month Contract)
Blue Ant Media
Toronto, ON
Added 14 days ago
AI Tech Lead
Ardent SoftSol Inc.
Toronto, ON
Added 14 days ago
Operations Administrator - (TBS) Contract
The Beer Store
Bolton, ON
Added 14 days ago
A
Administrative Assistant (Payroll)
Altis
Toronto, ON
- $25 to $30 CAD / hour
Added 14 days ago
Social Media Content Creator
CanPR
Toronto, ON
Added 14 days ago
Native IOS/Android Developer Lead
Dawn InfoTek
Toronto, ON
Added 14 days ago
Training Specialist
ThoughtStorm
Toronto, ON
Added 14 days ago
SJ
Accounting Clerk
St. Joseph Communications
Toronto, ON
- $18 to $20 CAD / hour
Added 14 days ago
Risk Specialist Sr, Model Risk (Contract until April 2027)
Fidelity Canada
Toronto, ON
Added 14 days ago
RQ11747 - Project Manager/Leader - Senior
Maarut
Toronto, ON
Added 14 days ago
Business Analyst - Intermediate
Raise
Toronto, ON
Added 14 days ago
Consultant, Project Management (12-month contract)
McDonald's Corporation
Toronto, ON
Added 14 days ago
Senior Manager – EPS Contracts Management
Raise
Toronto, ON
Added 14 days ago
E
SOC analyst
Experis
Toronto, ON
- $40 to $55 CAD / hour
Added 14 days ago
Java Developer
Triunity Software, Inc.
Brampton, ON
Added 14 days ago
CyberArk PAM Engineer
Apptoza Inc.
Brampton, ON
Added 14 days ago
Senior Protection & Control Engineer
Abacus Service Corporation
Markham, ON
Added 14 days ago
Sr. Branch Operations Administrator, Private Wealth (Contract)
BMO
Toronto, ON
Added 14 days ago
RQ11732 - Training Specialist - Senior
Maarut
Toronto, ON
Added 14 days ago
Auditor (CPA)
Recrute Action
Toronto, ON
Added 14 days ago
QW
AI Lead
Quantum World Technologies Inc.
Toronto, ON
- $60 to $70 USD / hour
Added 14 days ago
B
Talent Advisor/Corporate Recruiter - Bilingual (FR/EN)
BeachHead
Toronto, ON
- $41.38 to $49.65 CAD / hour
Added 14 days ago
VB
Senior Accountant, Contract
Vaco by Highspring
Toronto, ON
- $35 to $50 USD / hour
Added 15 days ago
PG
Salesforce BSA
Pacer Group
Toronto, ON
- $55 to $57 CAD / hour

Quantum World Technologies Inc.

AI Lead

Toronto, ON, Canada

$60 to $70 USD / hour · Contract

Within 25 km of Vaughan · About 22.9 km from the city centre

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Job details

Pay: $60 to $70 USD / hour
Job type: Contract
Apply by: Nov 15, 2026
Posted: Oct 16, 2026

Original job description

AI Tech Lead _ Brampton / Toronto, ON (Onsite) _ Contract

Must-Have Skills:

Proven experience leading and delivering production-grade AI/ML systems.
Strong expertise in LLMs, Transformer architecture, embeddings, tokenization, and inference optimization.
Hands-on experience designing RAG pipelines, AI agent frameworks, and multi-agent systems.
Strong knowledge of distributed systems architecture, concurrency, load balancing, scalability, and high availability.
Experience building LLM evaluation frameworks, including domain-specific scoring, adversarial testing, and regression testing.
Expertise in AI security, including prompt injection defense, jailbreak prevention, and secure tool use.
Strong understanding of token optimization, context windows, and cost-performance trade-offs.
Experience with AI observability, tracing, logging, and agent debugging.
Knowledge of AI/ML DevOps, CI/CD, containerization, GPU orchestration, and model deployment strategies.
Strong technical leadership, mentoring, architecture design, and responsible AI governance skills.

Good to Have:

Knowledge of Google's GECX.

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More about this job

Responsibilities

Lead the architecture and delivery of production-grade AI/ML systems, including LLM, RAG, and agent-based solutions. Guide technical teams and ensure systems are scalable, secure, observable, thoroughly evaluated, and responsibly governed.

Requirements

Requires extensive experience leading production AI/ML delivery and strong expertise in LLMs, RAG, agent systems, distributed architecture, evaluation, security, observability, and deployment. Also requires technical leadership, mentoring, architecture design, and responsible AI governance; knowledge of Google's GECX is an asset.

Skills

AI/ML Systems
Large Language Models
Transformer Architecture
Embeddings
Tokenization
Inference Optimization
Retrieval-Augmented Generation
AI Agent Frameworks
Distributed Systems
LLM Evaluation
AI Security
AI Observability
AI/ML DevOps
GPU Orchestration
Technical Leadership
Responsible AI Governance

Visa sponsorship

Not detected in the job text

Keywords

AI/ML
Large Language Models
Transformer Architecture
Embeddings
Tokenization
Inference Optimization
Retrieval-Augmented Generation
AI Agent Frameworks
Multi-Agent Systems
Distributed Systems
Concurrency
Load Balancing
Scalability
High Availability
LLM Evaluation Frameworks
Domain-Specific Scoring
Adversarial Testing
Regression Testing
Prompt Injection Defense
Jailbreak Prevention
Secure Tool Use
Token Optimization
Context Windows
AI Observability
Tracing
Logging
Agent Debugging
CI/CD
Containerization
GPU Orchestration

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