Jobs in Canada

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Added 11 days ago
CT
Generative AI Engineer
Celebal Technologies
Canada
- Full-time
We are seeking a motivated Generative AI Engineer with 1–3 years of experience in Machine Learning, Generative AI, and Large Language Models (LLMs). The ideal candidate should have strong…
Added 11 days ago
NS
Senior Data Architect
Nimble Science
Calgary, AB
- Full-time
Experience with data warehouses, data lakes, lake house and modern cloud-based data platforms.
Added 11 days ago
UH
Software Developer
University Health Network
Toronto, ON
- $81,816 to $102,270 CAD / year
- Full-time
Shifts: Day Shifts
Added 11 days ago
Staff AI Developer - Vancouver
Robots and Pencils
Vancouver, BC
Strong Python and Node.js skills, with experience building full-stack applications and RESTful APIs
Added 11 days ago
ES
Data Science Generative AI and Data Engineering
Enterprise Solutions Inc.
Toronto, ON
- Contract
Experience with Python, SQL, vector databases, embeddings, and AIML frameworks
Added 11 days ago
Staff Engineer / AI Builder - Toronto
Robots and Pencils
Toronto, ON
Strong Python and Node.js skills, with experience building full-stack applications and RESTful APIs
Added 11 days ago
GD
Research Scientist, Memory, Reasoning and Continual Learning, DeepMind
Google DeepMind
Toronto, ON
- Full-time
Experience with Deep Learning, Reinforcement Learning, Natural Language Processing, or architectures for Continual/Lifelong Learning.
Added 11 days ago
Research Scientist, Memory, Reasoning and Continual Learning, DeepMind
Google
Toronto, ON
Experience with Deep Learning, Reinforcement Learning, Natural Language Processing, or architectures for Continual/Lifelong Learning.
Added 11 days ago
C
Ingénieur de données senior
CGI
Montreal, QC
- Full-time
They work in modern analytics environments, primarily Azure, and collaborate with technical teams, business analysts, architects, BI teams and business stakeholders to deliver solutions…
Added 11 days ago
Q
FY27 Intern - Design Verification Engineering Internship - Canada (16 months)
Qualcomm
Toronto, ON
- Full-time
…lives. But this is just the beginning. It takes inventive minds with diverse skills, backgrounds, and cultures to transform 5Gs potential into world-changing technologies and products. This…
Added 12 days ago
Q
FY27 Intern - Qualcomm SoC Engineering Internship - Canada (16 months)
Qualcomm
Markham, ON
- Full-time
Familiarity with one or more programming or hardware languages such as Verilog, SystemVerilog, C, C++, Python
Added 12 days ago
AI/ML Engineer
Conviva
Toronto, ON
…Bowls, 10 Olympic Games, and five FIFA World Cup tournaments. With full-census, real-time, stateful analytics, Conviva shows what consumers actually experience, not just whether systems are…
Added 12 days ago
I
Technology Analyst - GenAI
Infosys
Mississauga, ON
- Full-time
Strong Python programming skills and experience with ML/AI libraries (Hugging Face Transformers, LangChain, PyTorch).
Added 12 days ago
I
Technology Lead - GenAI Lead
Infosys
Mississauga, ON
- Full-time
Strong Python programming skills and experience with ML/AI libraries (Hugging Face Transformers, LangChain, PyTorch).
Added 12 days ago
Technology Lead
Infosys
ON
Strong Python programming skills and experience with ML/AI libraries (Hugging Face Transformers, LangChain, PyTorch).
Added 12 days ago
Technology Analyst
Infosys
ON
Strong Python programming skills and experience with ML/AI libraries (Hugging Face Transformers, LangChain, PyTorch).
Added 12 days ago
Sr. Software Engineer, Systems Framework & Infrastructure
Tenstorrent
Toronto, ON
A strong programmer in C, C++, and Python with fluency in Git for source code management using rebase and feature-branch workflows.
Added 12 days ago
WT
Python Backend Engineer
Wissen Technology
Montreal, QC
- Full-time
We are looking for an experienced Python Backend Developer with strong expertise in Python fundamentals, FastAPI, asynchronous programming, and backend system design. The ideal candidate…
Added 12 days ago
Consultant en Déploiement - Apprentissage automatique | Delivery Consultant - Machine Learning, ProServe Shared Delivery Team - Data & AI
Amazon
Calgary, AB · Vancouver, BC · Toronto, ON · Montreal, QC
…Amazon Web Services (AWS). In this role, you'll work closely with customers to design, implement, and manage AWS AI/ML and GenAI solutions that meet their technical requirements and…
Added 12 days ago
A
Senior Full Stack Engineer
arcadia
Toronto, ON · Greater Toronto Area, Canada
- $200,000 to $250,000 CAD / year
- Full-time
Fluency in Python and TypeScript/JavaScript, with experience in React and PostgreSQL
Added 12 days ago
P
Software Engineer, AI - 12 month Contract
Pelmorex
Oakville, ON
- Full-time
- Contract
Retirement Savings Matching Plan (RRSP). Plan for your future with us! 💸
Added 12 days ago
H
Data Engineer
Hays
Montreal, QC
- Contract
Strong hands-on development experience with Python.
Added 12 days ago
AC
Senior Actuarial Expert
Allianz Commercial
Toronto, ON
- Full-time
…both independent actuarial analysis and actively collaborating with various stakeholders. You will derive forward- looking loss ratio views to inform business steering and quarterly…
Added 12 days ago
P
Toronto Internal Audit & Financial Advisory (Financial Services) Associate Director
Protiviti
Toronto, ON
- Full-time
As an Associate Director, you'll take a lead role in strengthening our relationships with clients and providing seamless guidance in the completion of engagements. You'll partner with our…
Added 12 days ago
D
Consultant/Senior Consultant, AI Data & Analytics
Deloitte
Calgary, AB
- Full-time
Demonstrated proficiency in analytics tools and programming languages, such as Python, SQL, and Alteryx, with the ability to apply these tools in a client-service environment

Wissen Technology

Python Backend Engineer

Montreal, QC, Canada

Full-time

Apply on LinkedIn About employer

Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Dec 2, 2026
Posting language: English
Posted: Nov 2, 2026

Original job description

About the job

The Wissen team continues to expand its footprint in the USA, Canada, UK, Australia, and India. More openings to come as we continue to grow the team!

Please read below for a brilliant career opportunity.

Role: Python Backend Engineer

Title: AVP/VP

Location: Montreal, QC (Day 1 Onsite/Hybrid)

Work type - Fulltime & C2H(6 Months)

Mode of Work: 3 days/week onsite required

Required Experience: 7+ years

Job Overview:

We are looking for an experienced Python Backend Developer with strong expertise in Python fundamentals, FastAPI, asynchronous programming, and backend system design. The ideal candidate will be responsible for designing, developing, and maintaining scalable, high-performance backend applications and RESTful APIs.

Key Responsibilities

Design, develop, and maintain scalable backend applications using Python.
Build high-performance RESTful APIs and microservices using FastAPI.
Implement asynchronous programming using Python's async/await, asyncio, and concurrent processing.
Develop efficient, reusable, and maintainable code following Python best practices.
Design and implement scalable backend architectures and distributed systems.
Work with relational and NoSQL databases, including query optimization and data modeling.
Implement authentication, authorization, and API security best practices.
Optimize application performance, scalability, and reliability.
Write unit tests, integration tests, and maintain code quality standards.
Collaborate with frontend developers, architects, DevOps, and cross-functional teams.
Participate in code reviews, technical discussions, and system design decisions.
Troubleshoot production issues and ensure application stability.

Required Technical Skills

7+ years of hands-on experience in Python backend development.
Strong knowledge of Python fundamentals, OOP concepts, data structures, and algorithms.
Extensive experience developing backend applications using FastAPI.
Strong understanding of asynchronous programming, including async/await, asyncio, and event loops.
Experience designing and developing RESTful APIs and microservices.
Strong understanding of system design, scalable architectures, and distributed systems.
Experience with SQL and NoSQL databases such as PostgreSQL, MySQL, MongoDB, or Redis.
Good understanding of API authentication, authorization, JWT, and OAuth2.
Experience with Git, CI/CD pipelines, and Agile development methodologies.
Strong debugging, troubleshooting, and performance optimization skills.

Benefits:

Healthcare insurance for you and your family (medical, dental, vision).
Short / Long term disability insurance.
Life Insurance.
Accidental death & disability Insurance.
3 weeks of Paid Time Off.
Support and fee coverage for immigration needs.
Remote office set up stipend.
Support for industry certifications.
Additional cash incentives.
Re-skilling opportunities to transition between technologies.

Schedule: Monday to Friday

Work Mode: Hybrid

Job Type: Full-time

We are: A high end technical consulting firm built and run by highly qualified technologists. Our workforce consists of 5000+ highly skilled professionals, with leadership from Wharton, MIT, IITs, IIMs, and NITs and decades of experience at Goldman Sachs, Morgan Stanley, MSCI, Deutsche Bank, Credit Suisse, Verizon, British Telecom, ISRO etc. Without any external funding or investments, Wissen Technology has grown its revenues by 100% every other year since it started as a subsidiary of Wissen Group in 2015. We have a global presence with offices in the US, India, UK, Australia, Mexico, and Canada.

You are: A true tech or domain ninja. Or both. Comfortable working in a quickly growing profitable startup, have a “can do” attitude and are willing to take on any task thrown your way.

You will:

Develop and promote the company’s culture of engineering excellence.
Define, develop and deliver solutions at a top tier investment bank or another esteemed client.
Perform other duties as needed

Your Education and Experience:

We value candidates who can execute on our vision and help us build an industry-leading organization.
Graduate-level degree in computer science, engineering, or related technical field
Wissen embraces diversity and is an equal opportunity employer. We are committed to building a team that represents a variety of backgrounds, skills, and abilities. We believe that the more inclusive our team is, the better our work will be. All qualified applicants, including but not limited to LGBTQ+, Minorities, Females, the Disabled, and Veterans, are encouraged to apply.

About Wissen Technology:

The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for diverse industries, including Banking, E-commerce, Telecom, Healthcare, Manufacturing, and Energy. We help clients build world-class products. We have offices in the US, India (Bangalore, Hyderabad, Chennai, Gurugram, Mumbai, Pune), UK, Australia, Mexico, Vietnam, and Canada.

We empower businesses with a dynamic portfolio of services and accelerators tailored to today’s digital demands and based on future ready technology stack. Our services include Industry Leading Custom Software Development, AI-Driven Software Engineering, Generative AI & Machine Learning, Real-Time Data Analytics & Insights, Interactive Data Visualization & Decision Intelligence, Intelligent Process Automation, Multi-Cloud & Hybrid Cloud Strategies, Cross-Platform Mobile Experiences, CI/CD-Powered Agile DevOps, Automated Quality Engineering, and cutting-edge integrations.

Certified as a Great Place to Work® for five consecutive years (2020-2025) and recognized as a Top 20 AI/ML vendor by CIO Insider, Wissen Group has delivered multimillion-dollar projects for over 20 Fortune 500 companies. Wissen Technology delivers exceptional value on mission-critical projects through thought leadership, ownership, and reliable, high-quality, on-time delivery.

Our industry-leading technical expertise stem from the talented professionals we attract. Committed to fostering their growth and providing top-tier career opportunities, Wissen ensures an outstanding experience and value for our clients and employees.

We Value:

Perfection: Pursuit of excellence through continuous improvement.
Curiosity: Fostering continuous learning and exploration.
Respect: Valuing diversity and mutual respect.
Integrity: Commitment to ethical conduct and transparency.
Transparency: Open communication and trust.

Website: www.wissen.com

Glassdoor Reviews: https://www.glassdoor.com/Reviews/Wissen-Reviews-E2587444.htm

Wissen Thought leadership: https://www.wissen.com/articles/

Latest in Wissen in CIO Insider:

https://www.cioinsiderindia.com/vendor/wissen-technology-setting-new-benchmarks-in-technology-consulting-cid-1064.html

Employee Speak:

https://www.ambitionbox.com/overview/wissen-technology-overview

LinkedIn: https://www.linkedin.com/company/wissen-technology

About Wissen Interview Process:

https://www.wissen.com/blog/we-work-on-highly-complex-technology-projects-here-is-how-it-changes-whom-we-hire/

Wissen: A Great Place to Work

https://www.wissen.com/blog/wissen-is-a-great-place-to-work-says-the-great-place-to-work-r-institute-india

https://www.wissen.com/blog/here-is-what-ownership-and-commitment-mean-to-wissenites/

Wissen | Driving Digital Transformation

A technology consultancy that drives digital innovation by connecting strategy and execution, helping global clients to strengthen their core technology.

Apply on LinkedIn About employer

More about this job

Responsibilities

Design, build, and maintain scalable Python backend applications, RESTful APIs, and microservices, including asynchronous services and distributed architectures. Optimize performance and reliability, work with relational and NoSQL databases, implement API security, write tests, and collaborate with cross-functional teams on design, code reviews, and production support.

Requirements

Requires at least seven years of hands-on Python backend development experience, strong Python fundamentals, and extensive FastAPI and asynchronous programming expertise. Candidates should also have experience with API and distributed-system design, SQL and NoSQL databases, authentication and authorization, Git, CI/CD, Agile practices, testing, debugging, and performance optimization; a graduate-level degree in a related technical field is also mentioned.

Skills

Python
FastAPI
Asynchronous Programming
Asyncio
RESTful APIs
Microservices
System Design
Distributed Systems
SQL
NoSQL
PostgreSQL
MySQL
MongoDB
Redis
JWT
OAuth2

Benefits

Healthcare Insurance
Short-Term Disability Insurance
Long-Term Disability Insurance
Life Insurance
Accidental Death and Disability Insurance
Paid Time Off
Immigration Support
Remote Office Setup Stipend
Cash Incentives
Reskilling Opportunities

Visa sponsorship

Not detected in the job text

Keywords

Python
FastAPI
Async/Await
Asyncio
Event Loops
Concurrent Processing
Object-Oriented Programming
Data Structures
Algorithms
RESTful APIs
Microservices
System Design
Scalable Architectures
Distributed Systems
SQL
NoSQL
PostgreSQL
MySQL
MongoDB
Redis
API Authentication
Authorization
JWT
OAuth2
Git
CI/CD
Agile
Unit Testing
Integration Testing
Performance Optimization

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Work requirements

Jobs in Canada