Jobs in Canada

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Added 1 month ago
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Senior Full Stack Developer (Java/React)
Luxoft
Toronto, ON
- Contract
Experience in Java in an enterprise environment, covering the whole development life cycle
Added 1 month ago
CO
Staff Software Engineer - Capital One Travel Tech - Full-stack
Capital One
Toronto, ON
- Full-time
Act as a tech lead developer owning technical design and development of cross-functional, multi-platform, fault tolerant application systems
Added 1 month ago
CO
Principal Associate, Software Engineering
Capital One
Toronto, ON
- Full-time
…and people leaders to build cutting edge tools to accelerate developer productivity across tens of thousands of software engineers and business partners. You will drive innovation at…
Added 1 month ago
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Solutions Architect # 26-25245
US Tech Solutions
Fredericton, NB
- $90 to $95 CAD / hour
- Contract
5+ years of Java and JavaScript development experience.
Added 1 month ago
RS
Manager, Engineering - RMJ (AI Accelerated)
Redwood Software
Toronto, ON
- $135,000 to $160,000 CAD / year
System Architecture & Design: Lead the design and implementation of large-scale distributed systems, focusing on resilience, low-latency, and fault tolerance within the Java ecosystem.
Added 1 month ago
GitHub AI Consultant
Lantern
Edmonton, AB
GitHub Copilot Transformation: Design and execute enterprise GitHub Copilot adoption strategies, driving measurable developer productivity, value realization, and sustained engagement…
Added 1 month ago
Software Developer (Student Position)
The Canada Life Assurance Company
Winnipeg, MB · London, ON · Toronto, ON
We are looking for Software Developer Students who are eager to learn, build real-world systems, and contribute to meaningful software solutions in a collaborative environment. This student…
Added 1 month ago
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Senior Forward Deployment Engineer
Luxoft
Mississauga, ON
- Full-time
…performing dependency and reachability analysis, upgrading Java and NPM runtimes, modernizing Spring and legacy middleware applications, improving CI/CD pipelines, containerizing…
Added 1 month ago
C
Junior Developer Co-op
Convverge
Calgary, AB
- Full-time
In our Junior Developer Co-op program, you'll gain hands-on experience across two of our fastest-growing practices. This unique 12-month opportunity provides six months of experience with…
Added 1 month ago
MS
Consultant Conversion - Lead Software Eng : Job Level - Vice President
Morgan Stanley
Montreal, QC
- Full-time
Work as a JAVA/Scala developer covering the full development lifecycle, designing and developing functionality for new and existing components of risk systems.
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Java Software Engineer
Dexian
Mississauga, ON
- $65 to $70 CAD / hour
- Contract
Design, develop, and maintain enterprise-level Java applications.
Added 1 month ago
Senior Developer
Scotiabank
Toronto, ON
As a Senior Developer you will be joining a dynamic and energetic team consisting of developers, architects, project managers, and product owners. You will focus on authentication domain to…
Added 1 month ago
CS
WORDPRESS BACKEND DEVELOPER
Cordiace Solutions
Cochin, SK
- Full-time
Hands-on experience with: PHP, PHP-CodeIgniter, Core php, JAVA
Added 1 month ago
Senior Manager, Software Development (Mobile Application)
Scotiabank
Toronto, ON
5+ years of hands-on experience in secure software solution design & development using Kotlin, Android Frameworks, Swift / iOS frameworks, Java, Angular and public cloud technologies
Added 1 month ago
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Senior Core Java Developer
Synechron
Toronto, ON
- Full-time
We are looking for a Java Developer to be part of the Cash Equities Client & Market Connectivity team in Toronto. The job requires candidate to have design thinking and problem-solving…
Added 1 month ago
AI
Full Stack Engineer
Apptoza Inc.
Toronto, ON
- Contract
7+ years of backend development experience in Java or Python
Added 1 month ago
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Senior / Staff Data Engineer (BI) – CEG Team
Agoda
Vancouver, BC
- Full-time
Use languages such as Python, Java, Golang, or JavaScript/TypeScript to implement APIs, data services, and lightweight UIs that expose data in a usable way to agents, managers, and…
Added 1 month ago
Dev Ops Engineer (Student Position)
The Canada Life Assurance Company
Winnipeg, MB · London, ON · Toronto, ON
Programming & Scripting: Java, scripting languages, and automation tooling
Added 1 month ago
Forward Deployed Engineer, Application & Infrastructure - Technology Strategy & Transformation
EY
Toronto, ON
Modernize applications developed in Java, JavaScript, TypeScript, .NET, Python, and related enterprise technologies.
Added 1 month ago
Forward Deployed Engineer, AI - Technology Strategy & Transformation
EY
Toronto, ON
Added 1 month ago
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Guidewire ClaimCenter Developer
Maarut
Montréal-Est, QC · Montreal /Quebec, Quebec
- Contract
developer who writes Gosu daily, within the team supporting the Claims
Added 1 month ago
A
Senior / Staff Data Engineer (BI) – CEG Team
Agoda
Montreal, QC
- Full-time
Use languages such as Python, Java, Golang, or JavaScript/TypeScript to implement APIs, data services, and lightweight UIs that expose data in a usable way to agents, managers, and…
Added 1 month ago
S
Senior Applications Developer- Mobile Apps (React Native)
Sobeys
Mississauga, ON
- Full-time
…currently have a full-time opportunity for a Senior Applications Developer. This role is based is based out our office located in Mississauga,…
Added 1 month ago
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Junior Software Developer - System Integration Labs (North Shore)-EN
CAE
Montreal, QC · Greater Montreal Metropolitan Area
- Full-time
As a Software Developer, you will develop real-time simulation software used in military aircraft system integration laboratories. These engineering simulators reproduce aircraft systems…
Added 1 month ago
M
Senior Full Stack Java Engineer - Workforce Management (WFM)
Miratech
Canada
- Full-time
…operational reporting in contact center environment. You will use Java and Spring Boot to deliver scalable services, React with TypeScript to create intuitive workforce applications, and…

Apptoza Inc.

Full Stack Engineer

Toronto, ON, Canada

Contract

Apply on LinkedIn About employer

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Job details

Job type: Contract
Experience: 7+ years of backend development experience in Java or Python
Posting language: English
Posted: Oct 7, 2026

Original job description

Position: Full stack Developer

Location: Toronto, ON (4 days onsite)

Contract: Long Term

What Will You Do?

Designs, develops, and oversees the implementation of advanced technical solutions, ensuring alignment with business objectives and adherence to best practices, while managing the end-to-end technical delivery of projects.

Build Gen AI system frameworks, Prompt Engineering, including designing and refining prompts to optimize LLM outputs, implementing Gen AI systems into production.

Leads development teams in the delivery of capabilities, providing technical direction and guidance to junior developers and team members and ensuring the successful execution of complex assignments and projects

Collaborates with business stakeholders and product owners to translate strategic objectives into actionable technical solutions, leveraging advanced knowledge to address unique and high impact challenges.

You will be responsible for working closely with AI data scientists to support data ingestion and feature engineering, establishing industry best practices, maintaining and managing technical documentations.

Executes on software development tasks or projects, requiring advanced problem solving, decision making and strategic thinking with some ambiguity.

Drives decisions on complex issues to develop clear, actionable recommendations for management, ensuring alignment on processes, tools and services with impact across other areas.

Leverages advanced and creative skills to resolve complex software development related problems, fostering cross functional collaboration to identify and implement innovative solutions.

Leads and facilitates cross functional collaboration efforts, fostering strong internal relationships across the organization and external partnerships to achieve impactful business outcomes.

What Do You Need to Succeed?

Must Have:

7+ years of backend development experience in Java or Python

Strong backend development experience in Java or Python, including REST API and microservices

Strong experience with React and modern frontend development, including Micro-frontend (MFE) architectures and reusable UI components

Hands-on experience or strong understanding of Agentic AI concepts, LLM integrations

Understanding of prompt engineering and Gen-AI Development tools (GitHub Copilot, Windsurf, Claude Code)

Experience with Cloud platforms and technologies (OpenShift, Kubernetes, S3 Object Storage)

Experience working with relational databases particularly PostgreSQL, including schema design, query optimization and performance tuning.

Nice-to Have:

Experience with Spec-driven Development

Experience in Camunda 8 development and customization

Experience with Vector Databases

Understanding of RAG architectures

Strategic thinker with excellent interpersonal skills to work across functions and businesses

Apply on LinkedIn About employer

More about this job

Responsibilities

Design and deliver end-to-end technical solutions, including production generative AI systems, prompt engineering, backend services, and frontend capabilities. Lead and guide development teams, collaborate with stakeholders and data scientists, and establish technical practices and documentation.

Requirements

Requires 7+ years of backend development experience with Java or Python, strong REST API and microservices skills, and experience with React and micro-frontend architectures. Candidates should also understand agentic AI, LLM integration, prompt engineering, cloud technologies, and PostgreSQL; experience with spec-driven development, Camunda 8, vector databases, and RAG is an advantage.

Skills

Java
Python
Backend Development
REST APIs
Microservices
React
Micro-Frontend Architecture
Agentic AI
LLM Integration
Prompt Engineering
OpenShift
Kubernetes
S3 Object Storage
PostgreSQL
Camunda 8
Retrieval-Augmented Generation

Visa sponsorship

Not detected in the job text

Keywords

Full-Stack Development
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
Schema Design
Query Optimization
Performance Tuning
Spec-Driven Development
Camunda 8
Vector Databases
Retrieval-Augmented Generation
Data Ingestion
Feature Engineering
Cloud Platforms

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Jobs in Canada