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Added 12 mins ago
AS
Site Reliability Engineer
Ardent SoftSol Inc.
Calgary, AB
- Contract
This is an active and ongoing hiring requirement for a SRE Engineer, We are specifically looking for Developers or Core SRE Application Support professionals. This position is based in…
Added 12 mins ago
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Site Reliability Engineer
VySystems
Calgary, AB
- Full-time
…application support professional to improve the reliability, performance, and supportability of core software applications. This role focuses exclusively on application-layer SRE and…
Added 13 mins ago
GM
Projects Engineer, Tailings
Gibraltar Mine
McLeese Lake, BC
- Full-time
We are seeking a project focused Tailings Engineer to lead capital and sustaining projects associated with Gibraltar Mine's Tailings Storage Facility (TSF) and mine water management…
Added 13 mins ago
Quality Supervisor
Aecon
Kincardine, ON
Assist with directing the performance of internal and external quality audits including audits and assessments conducted on suppliers
Added 27 mins ago
WI
Senior Technical Director - Tailings, Waste Dumps and Stockpiles
WSP in Canada
Vancouver, BC
- Full-time
…practice that directly impacts the safety, sustainability, and performance of mining operations across Western and Northern…
Added 27 mins ago
WI
Senior Technical Director - Tailings, Waste Dumps and Stockpiles
WSP in Canada
Vancouver, BC
- Full-time
…practice that directly impacts the safety, sustainability, and performance of mining operations across Western and Northern…
Added 27 mins ago
CE
Mechanical HVAC/Cooling Engineer (Data Center Design)
Colm Engineering Ltd
Vaughan, ON
- Full-time
We are seeking a highly skilled and experienced Mechanical HVAC/Cooling Engineer to join our team. This individual will be responsible for designing and implementing HVAC systems and fire…
Added 27 mins ago
XA
Snowflake Data Engineer
xCroTek AI
Open Hall, NL
- Full-time
We are seeking a talented Snowflake Data Engineer with 1–5 years of experience in building and managing modern data pipelines. The ideal candidate should have strong expertise in Snowpipe,…
Added 27 mins ago
AC
Product Development Engineer – Liquid Cooling
Amphenol Communications Solutions
Markham, ON
- Full-time
Amphenol is seeking a highly skilled and motivated Product Development Engineer to lead the design and development of liquid cooling solutions for front-end I/O connectors that will power…
Added 27 mins ago
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Java Software Engineer
Dexian
Mississauga, ON
- Contract
…be responsible for designing, building, and optimizing high-performance, robust, and scalable backend applications specialized in batch and real-time data…
Added 27 mins ago
WI
Senior Environmental Engineer / Geoscientist
WSP in Canada
Toronto, ON
- Full-time
…certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs. The wage range provided in this job posting may be subject to change…
Added 27 mins ago
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SRE Engineer
Yochana
Calgary, AB
- Full-time
The Wealth Management Production Management Site Reliability Engineer position is a highly visible/critical role, which will be a team member of technical SMEs managing the stability and…
Added 27 mins ago
HT
Applications Engineer
Husky Technologies
Bolton, ON
- Full-time
Develop and quantify relationships between package performance, polymer properties, preform design, injection molding, reheating, and stretch blow molding processes.
Added 27 mins ago
HT
Designer, Development (Service)
Husky Technologies
Bolton, ON
- Full-time
The Service team is a unique team in Development engineering responsible for enhancing the reliability and performance of Husky’s products by resolving systemic service issues. The team is…
Added 27 mins ago
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Senior iOS Mobile Engineer (124)
JSG (Johnson Service Group, Inc.)
Toronto, ON
- Contract
Johnson Service Group (JSG) is currently looking for a Senior iOS Mobile Engineer with 9–10 years of hands-on iOS development experience and strong expertise in Swift and the Apple…
Added 27 mins ago
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Senior QA Automation Engineer – Cypress
LTM
Mississauga, ON
- $103,554 to $115,200 CAD / year
- Full-time
Title: Senior QA Automation Engineer – Cypress
Added 27 mins ago
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Machine learning Engineer
Wix
Vancouver, BC
- Full-time
As a Machine Learning Engineer, you'll design and implement scalable, high-performance machine learning systems to support DeviantArt's vibrant online community. You'll play a key role in…
Added 28 mins ago
EG
Team Lead, Land Development (Subdivisions)
Egis Group
Ottawa, ON
- $125,000 to $150,000 CAD / year
- Full-time
…leadership while ensuring successful project delivery, team performance, client satisfaction and financial…
Added 28 mins ago
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Software Engineer (.NET / C# and AI/IoT)
Artelia
Montreal, QC
- Full-time
As a Software Engineer (.NET / C# and AI/IoT) within the Telecommunications team, you will:
Added 28 mins ago
QA Automation Engineer – SmartBear & Playwright
Capco
Toronto, ON
Capco is looking for a QA Automation Engineer with hands-on experience in SmartBear TestComplete and Playwright to support a major application modernization initiative.
Added 42 mins ago
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Technical Services Engineer (Timmins ON)
Orica
Timmins, ON
- Full-time
Assess blast performance, review compliance with established best practices, and provide practical technical recommendations
Added 42 mins ago
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Lead Data Engineer
Municipal Property Assessment Corporation
Pickering, ON
- Full-time
…ensuring MPAC technology is consistently available, scalable, performance-based and secure. We’re a group of forward-thinking and talented professionals who stay ahead of the game by using…
Added 42 mins ago
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Software Engineer II (Java/Spring)
TD
Toronto, ON
- Full-time
Work with technology partners to ensure the configuration and custom components meet application requirements and performance goals
Added 42 mins ago
T
Software Engineer II - Angular / UI
TD
Toronto, ON
- Full-time
Easyweb team is looking to on-board a self-starting, high-performing frontend software engineer with a strong engineering mindset to help us grow in our online application.
Added 42 mins ago
AI
Staff Engineer
Atlantis IT Group
Toronto, ON
- Contract
As a Staff Engineer supporting the ADT - CODI program within Operations Technology, you will lead the technical design, development, and implementation of complex, multi-platform…

Apptoza Inc.

Full Stack Engineer

Toronto, ON, Canada

Contract

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Job details

Job type: Contract
Apply by: Nov 5, 2026
Experience: 7+ years of backend development experience in Java or Python
Posting language: English
Posted: Oct 6, 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 advanced full-stack solutions, including backend services, React interfaces, and production-ready generative AI systems, while ensuring alignment with business objectives and technical best practices. Lead and guide development teams, collaborate with stakeholders and AI data scientists, and support data ingestion, feature engineering, documentation, and cross-functional delivery.

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 have experience or strong understanding of agentic AI and LLM integrations, prompt engineering, cloud technologies, and PostgreSQL; Spec-driven Development, Camunda 8, vector databases, and RAG are advantageous.

Skills

Java
Python
Backend Development
REST APIs
Microservices
React
Micro-Frontend Architectures
Agentic AI
LLM Integration
Prompt Engineering
OpenShift
Kubernetes
S3 Object Storage
PostgreSQL
Camunda 8
Vector Databases

Visa sponsorship

Not detected in the job text

Keywords

Java
Python
Backend Development
REST APIs
Microservices
React
Micro-Frontend Architectures
Reusable UI Components
Agentic AI
LLM Integration
Prompt Engineering
Generative AI
GitHub Copilot
Windsurf
Claude Code
OpenShift
Kubernetes
S3 Object Storage
PostgreSQL
Schema Design
Query Optimization
Performance Tuning
Spec-Driven Development
Camunda 8
Vector Databases
RAG Architectures
Data Ingestion
Feature Engineering
Cloud Platforms

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