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 3 days ago
AS
Business Systems Analyst
Ardent SoftSol Inc.
Toronto, ON
- $50 to $55 CAD / hour
Added 3 days ago
Sr DevOps Engineer
Iris Software Inc.
Toronto, ON
Added 3 days ago
Assistant Manager, Derivative Product Operations, Post Settlements Investigation (6 Month-Contract)
Scotiabank
Toronto, ON
Added 3 days ago
Robotic Process Automation Consultant
Apptoza Inc.
Toronto, ON
Added 3 days ago
AWS Data Engineer
Apptoza Inc.
Toronto, ON
Added 3 days ago
GT
Learning Solutions Architect
Global Technical Talent, an Inc. 5000 Company
Toronto, ON
- $50 to $57 CAD / hour
Added 3 days ago
Test Manager/Test Lead with (Wealth Management )
Iris Software Inc.
Toronto, ON
Added 3 days ago
Data Engineer - DBT Cloud
Enterprise Solutions Inc.
Markham, ON
Added 3 days ago
RQ11302 - Privacy Impact Assessment (PIA) Specialist - Senior
Maarut
Toronto, ON
Added 3 days ago
RQ11667 - Business Analyst - Senior
Maarut
Toronto, ON
Added 3 days ago
RQ11557 - Software Developer- Front End - Senior
Maarut
Toronto, ON
Added 3 days ago
Sessional Instructional Assistant - FAH273H1S Canada Buildings and Landscapes
University of Toronto
Toronto, ON
Added 3 days ago
IG
Forward Deployed Engineer
Insight Global
Toronto, ON
- $60 to $68 CAD / hour
Added 3 days ago
Full Stack Engineer
Apptoza Inc.
Toronto, ON
Added 3 days ago
IG
Controls Consultant, HR GRC
Insight Global
Toronto, ON
- $38 to $44 CAD / hour
Added 3 days ago
Solutions Architect
Dexian
Toronto, ON
Added 3 days ago
Senior Systems Analyst
2iSolutions Inc.
Toronto, ON
Added 3 days ago
Senior Software Developer
Maarut Inc
Toronto, ON
Added 3 days ago
RH
Accounting Manager
Robert Half
Richmond Hill, ON
- $50 to $55 CAD / hour
Added 3 days ago
IG
Product Owner
Insight Global
Toronto, ON
- $50 to $70 CAD / hour
Added 3 days ago
Python Developer + Unix
Infomatics Corp
Toronto, ON
Added 3 days ago
Senior BI Platform Operations Engineer
Luxoft
Toronto, ON
Added 3 days ago
RQ00793 - Project Manager/Leader - Senior
Maarut
Toronto, ON
Added 3 days ago
RQ00762 - Systems Analyst - Senior
Maarut
Toronto, ON
Added 3 days ago
RQ00827 - Specialized IT Consultant - Senior
Maarut
Toronto, ON

Apptoza Inc.

Full Stack Engineer

Toronto, ON, Canada

Contract

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

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Job details

Job type: Contract
Apply by: Nov 20, 2026
Posted: Oct 21, 2026

Original job description

Role: Lead Full Stack Engineer – AI

Location : Toronto ,ON

Experience: 8+ Years

Job Summary

We are seeking an experienced Lead Full Stack Engineer with strong Java/Python backend development, React frontend expertise, and hands-on knowledge of Generative AI and Agentic AI. The ideal candidate will lead technical design, development, and delivery of scalable enterprise applications while collaborating with AI data scientists and business stakeholders.

Key Responsibilities

Lead end-to-end design, development, and implementation of scalable full-stack applications.
Develop backend services using Java or Python, REST APIs, and microservices.
Build modern React applications using micro-frontend architectures and reusable UI components.
Design and integrate GenAI solutions, LLMs, prompt engineering, and Agentic AI frameworks.
Collaborate with AI data scientists on data ingestion and feature engineering.
Deploy and manage applications using OpenShift, Kubernetes, and S3 Object Storage.
Optimize PostgreSQL schemas, queries, and database performance.
Provide technical leadership, mentor developers, and drive engineering best practices.

Must-Have Skills

7+ years of backend development experience in Java or Python.
Strong experience with REST APIs, microservices, React, and micro-frontends.
Knowledge of Agentic AI, LLM integrations, prompt engineering, and GenAI development tools such as GitHub Copilot, Windsurf, or Claude Code.
Experience with OpenShift, Kubernetes, and S3 Object Storage.
Strong PostgreSQL database design and performance-tuning skills.

Nice-to-Have Skills

Spec-driven development.
Camunda 8 development and customization.
Vector databases and Retrieval-Augmented Generation (RAG).
Strong leadership, communication, and cross-functional collaboration skills.

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More about this job

Responsibilities

Lead the design, development, and delivery of scalable full-stack applications, including backend services, React interfaces, and integrated Generative AI solutions. Collaborate with data scientists and business stakeholders, manage deployments and database performance, and mentor developers while promoting engineering best practices.

Requirements

Requires 7+ years of backend development experience with Java or Python, along with experience in REST APIs, microservices, React, and micro-frontends. Candidates should also have knowledge of Agentic AI, LLM integrations, prompt engineering, OpenShift, Kubernetes, S3 Object Storage, and PostgreSQL performance tuning.

Skills

Java
Python
REST APIs
Microservices
React
Micro-Frontend Architecture
Generative AI
Agentic AI
LLM Integration
Prompt Engineering
OpenShift
Kubernetes
S3 Object Storage
PostgreSQL
Technical Leadership

Visa sponsorship

Not detected in the job text

Keywords

Java
Python
REST APIs
Microservices
React
Micro-Frontend Architecture
Reusable UI Components
Generative AI
Agentic AI
Large Language Models
Prompt Engineering
GitHub Copilot
Windsurf
Claude Code
OpenShift
Kubernetes
S3 Object Storage
PostgreSQL
Data Ingestion
Feature Engineering
Spec-Driven Development
Camunda 8
Vector Databases
Retrieval-Augmented Generation
Technical Leadership
Enterprise Applications

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