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Added 1 min ago
L
Full Stack Engineer
Leyton
AB · Alberta, Canada
- €30,000 to €50,000 EUR / year
- Full-time
For the Junior Engineer role, we are looking for:
Added 1 min 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…
Added 1 min ago
KS
Lead Mechanical Engineer
Keynote Search
Ottawa, ON
- $100,000 to $110,000 CAD / year
- Full-time
…the organization is seeking an ambitious, hands-on Mechanical Engineer / Department Lead who will take ownership of this mechanical discipline locally, and set the department up for…
Added 1 min ago
AS
Cloud DevOps Engineer
Alquemy Search & Consulting
Vancouver, BC
- Full-time
We are seeking a skilled Cloud DevOps Engineer to join a high-performing engineering team responsible for building, scaling, and maintaining modern cloud infrastructure supporting…
Added 32 mins ago
C
Senior Embedded Software Engineer, RLS
Ciena
Ottawa, ON
- Full-time
…software applications that enable high-performance networking solutions. This role contributes to the design, testing, deployment, and optimization of embedded software across Linux and…
Added 47 mins ago
BC
Senior Electrical Engineer
Bantrel Co.
Leroy, SK
- Full-time
We are currently seeking a qualified Sr. Electrical Engineer SME to join our Energy team, this position has the opportunity to either be based out of Leroy, SK or work from one of our home…
Added 1 hour ago
AI
Full Stack Engineer
Apptoza Inc.
Toronto, ON
- Contract
Designs, develops, and oversees the implementation of advanced technical solutions, ensuring alignment with business objectives and adherence to best practices, while managing the…
Added 1 hour ago
LA
Staff Electrical Engineer
LVI Associates
Toronto, ON · Greater Toronto Area, Canada
- $126,000 to $211,000 USD / year
- Full-time
…focused on power generation facilities, developing engineering solutions that support the modernization, reliability, and long-term operation of critical energy…
Added 1 hour ago
JG
Structural Engineer in Training/Junior Engineer
John G. Cooke & Associates Ltd.
Ottawa, ON
- Full-time
We are seeking a skilled and detail-oriented Structural Engineer-in-Training/Junior Engineer to join our dynamic team, with 3-5 years work experience. The ideal candidate will be…
Added 1 hour ago
RD
Full Stack Engineer
Randstad Digital
Toronto, ON · Greater Toronto Area, Canada
- Full-time
Full Stack Developer & Senior Full Stack Developer (IoT & Cloud Solutions)
Added 1 hour ago
Senior Machine Learning Engineer, Recommendations
Lyft
Toronto, ON
…in a rapidly growing domain with a lot of data and creative solutions in Rider, Marketplace, Growth, and beyond. While traditional approaches to optimization and problem decomposition are…
Added 1 hour ago
Sr Software Dev Engineer III, RDS for Oracle
Amazon
Vancouver, BC
Amazon Web Services is hiring a Software Development Engineer III for the RDS for Oracle team. We are looking for an experienced engineer to design and build the next generation of managed…
Added 2 hours ago
Senior Data Scientist I
Bell
Toronto, ON
…more connected future through world-class networks, AI-powered solutions, and digital experiences that elevate how people live, work, and play every…
Added 2 hours ago
LC
Senior Analytics Engineer
Lightspeed Commerce, Inc.
Remote, Canada
- Full-time
- Remote
Lightspeed's Data Office is hiring a Senior Analytics Engineer to design and own the data models that drive decisions across financial performance, GTM activities, and product insights.…
Added 2 hours ago
LC
Senior Analytics Engineer
Lightspeed Commerce, Inc.
Remote, Canada
- Full-time
- Remote
Lightspeed's Data Office is hiring a Senior Analytics Engineer to design and own the data models that drive decisions across financial performance, GTM activities, and product insights.…
Added 4 hours ago
W
Full-Stack Engineer
Wiraa
Canada
- Full-time
We are seeking a highly skilled Full-Stack Engineer (Frontend - React) to join our dynamic technology team. In this role, you will be responsible for developing and maintaining robust…
Added 7 hours ago
A
Highway Design Engineer, P.Eng.
AECOM
North Bay, ON
- $75,000 to $125,000 CAD / year
- Full-time
AECOM North Bay is looking for a Highway Design Engineer to add to its growing team. This position is for a newly created position.
Added 7 hours ago
KC
Senior Embedded Software Designer
Kepler Communications Inc.
Toronto, ON
- Full-time
We're on the hunt for a top-tier Senior Embedded Software Engineer. Your focus will be on software development and maintenance required for both space and ground-based assets for a growing…
Added 8 hours ago
E
Intermediate Engineer (Distribution Design)
EllisDon
Calgary, AB
- Full-time
…Reporting to the Distribution Program Manager, the Intermediate Engineer will provide hands-on leadership, mentorship, guidance, and oversight to the Distribution Group. The Distribution…
Added 8 hours ago
E
Senior Engineer (Distribution Design)
EllisDon
Calgary, AB
- Full-time
…team. Reporting to the Distribution Program Manager, the Senior Engineer will provide hands-on leadership, mentorship, guidance, and oversight to the Distribution Group. The Distribution…
Added 9 hours ago
MW
Backend Engineer (Golang)
Mai Wealth
Engineer, BC
- Full-time
Improve system quality by identifying issues and common patterns, and developing scalable solutions.
Added 9 hours ago
V
Coordonnateur de projet
VINCI
Vancouver, BC
- Full-time
Geotechnical knowledge, junior engineer level
Added 10 hours ago
AN
Senior Software Engineer, Linux Kernel
Arista Networks
Vancouver, BC
- Full-time
…competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future…
Added 10 hours ago
AN
Senior/Lead Software Engineer (Packet Forwarding Engines)
Arista Networks
Vancouver, BC
- Full-time
…competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future…
Added 10 hours ago
AN
Senior/Lead Software Engineer
Arista Networks
Vancouver, BC
- Full-time
…competitive edge in an increasingly interconnected world. Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future…

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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