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Added 3 mins ago
ED
Senior AI Developer - EN 428
Export Development Canada | Exportation et développement Canada
Ottawa, ON
- $96,557 to $128,743 CAD / year
- Full-time
Software Engineer 18: Salaries typically range from $96,557 to $128,743 annually, based on qualifications and experiences, plus a performance-based incentive
Added 3 mins ago
ED
Senior AI Developer - EN 428
Export Development Canada | Exportation et développement Canada
Calgary, AB
- $96,557 to $128,743 CAD / year
- Full-time
Software Engineer 18: Salaries typically range from $96,557 to $128,743 annually, based on qualifications and experiences, plus a performance-based incentive
Added 3 mins ago
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Senior Systems Engineer
illumin
Toronto, ON · Greater Toronto Area, Canada
- Full-time
We are hiring a Senior Systems Engineer to join our Infrastructure & Operations team. This is a senior, hands-on infrastructure role focused on Linux systems, virtualization, physical and…
Added 3 mins ago
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MONTREAL [HYBRIDE] - SME Dynatrace - Monitoring & Observability
QUANTEAM - North America (RAINBOW PARTNERS Group)
Montreal, QC · Greater Montreal Metropolitan Area
- Full-time
…troubleshooting any issues that may arise, either with the company's IT systems or a client's. Infrastructure Monitoring, Job Automation, Asset Management of servers and network inventory.…
Added 18 mins ago
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Data Quality Engineer
Hays
Toronto, ON
- Contract
Develop and maintain automated testing frameworks for ETL processes, APIs, and data integration systems, extending automation to support BigQuery validation, GCP pipeline testing, and AI/ML…
Added 47 mins ago
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Senior Quality Engineer
Tangerine
Toronto, ON
- Full-time
We are looking for a Senior Quality Engineer to join our Quality Engineering team. This person will be responsible for ETL testing, data validation, source-to-target reconciliation, data…
Added 50 mins ago
Senior Quality Engineer
Scotiabank
Toronto, ON
We are looking for a Senior Quality Engineer to join our Quality Engineering team. This person will be responsible for ETL testing, data validation, source-to-target reconciliation, data…
Added 50 mins ago
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Infrastructure DevOps Analyst
Citi
Mississauga, ON
- Full-time
We are seeking a highly skilled and experienced Senior DevOps Engineer with a strong focus on Python development to join our dynamic Technology team. In this intermediate-level position,…
Added 50 mins ago
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Ingénieur en développement logiciel de tests (SDET)
EXFO
Montreal, QC
- Full-time
· Automatiser les tests fonctionnels, d’intégration, de régression, de bout en bout (E2E) et de performance.
Added 1 hour ago
CI
Principal Engineer, Risk and TFM Technologies
CPP Investments | Investissements RPC
Toronto, ON
- Full-time
Deep expertise in distributed systems architecture, cloud technologies, software engineering, and modern engineering practices.
Added 1 hour ago
Software Development Engineer II, WW Prime Tech
Amazon
Vancouver, BC
…Prime membership would actually be worth to them. We want a Software Development Engineer who enjoys large-scale distributed systems and personalization work, where the outcome is measured…
Added 1 hour ago
HS
Senior Integration Engineer (Boomi/Workato)
HeartCentrix Solutions
ON · Ontario, Canada
- Contract
We are seeking a Senior Integration Engineer with deep expertise in Boomi and Workato, specializing in payroll and HR system integrations. This role will focus on designing, developing, and…
Added 1 hour ago
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Staff Engineer / AI Builder
Robots & Pencils
Canada
- Full-time
We’re looking for a Staff AI Builder to lead the design and delivery of AI/ML systems. This role is ideal for an experienced engineer who thrives on architectural decisions, can confidently…
Added 1 hour ago
A
Cloud Software Engineer
Actalent
Ottawa, ON
- $88 to $111 CAD / hour
- Contract
The Software Developer will support the design, development, testing, and deployment of the Telemetry & Observability Platform (TOP). This enterprise platform integrates vehicle telemetry,…
Added 1 hour ago
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Solution Architect / Lead EBO Engineer – BAS (SABAS003)
Potenco
Toronto, ON · Greater Toronto Area, Canada
- Full-time
Solution Architect / Lead EBO Engineer – Building Automation Systems
Added 1 hour ago
AC
Power Supply & Traction Power Engineer
Amaris Consulting | Part of Mantu
Toronto, ON · Greater Toronto Area, Canada
- Full-time
…power generation - with hands-on expertise in Traction Power Systems (IDD, ACDD) and Power…
Added 1 hour ago
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AI Engineer – Agentic AI
DataPattern
Mississauga, ON
- Contract
We are looking for an experienced AI Engineer with strong expertise in Agentic AI, Generative AI, Microsoft AI technologies, RAG, and AI agent development.
Added 1 hour ago
PG
Forward-Deployed Software Engineer (AI Integration & Modernization)
Perseus Group
Toronto, ON
- Full-time
We are hiring a Forward-Deployed AI Engineer to own the design and delivery of production AI capabilities across a broad portfolio of Andromeda software businesses.
Added 1 hour ago
A
Lead Electrical Engineer
AtkinsRéalis
Mississauga, ON · Pickering, ON
- Full-time
We are seeking an experienced Lead Electrical Engineer to play a key role in the delivery of a first-of-a-kind Small Modular Reactor program in Ontario. This position offers the opportunity…
Added 1 hour ago
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Principal AI Engineer, Agentic Models and Data Platforms
RBC
Calgary, AB
- Full-time
…Portfolio. The ideal candidate would leverage their extensive software engineering experience in designing and implementing of such initiatives from the ground up, while also successfully…
Added 1 hour ago
OA
OpenClaw Python Engineer
Outlier AI
Montreal, QC · Greater Montreal Metropolitan Area
- Full-time
We bring at least 2 years of experience in backend engineering, AI automation, or complex systems integration.
Added 1 hour ago
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Principal AI Platform Engineer
Epiq
Toronto, ON · Greater Toronto Area, Canada
- Full-time
7+ years building production software, with a track record of owning systems end to end.
Added 1 hour ago
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Senior Quality Assurance Automation Engineer
Yochana
Montreal, QC
- Full-time
We're looking for a Senior QA Automation Engineer to design, build, and maintain automated test frameworks that ensure the quality and reliability of our software. You'll work closely with…
Added 1 hour ago
Y
Senior QA Automation Engineer
Yochana
Montreal, QC
- Full-time
We're looking for a Senior QA Automation Engineer to design, build, and maintain automated test frameworks that ensure the quality and reliability of our software. You'll work closely with…
Added 1 hour ago
T
AI Agent Engineer | Trace
Trace
Montreal, QC
- Full-time
Trace is building AI agents that do freight operations work: handling quote requests, coordinating shipments, following up, and working across the systems logistics teams already use.

Apptoza Inc.

Full Stack Engineer

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Apply by: Nov 6, 2026
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

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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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