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Added 2 hours ago
A
Member of Technical Staff - RTOS & Virtualization
Aptiv
Ottawa, ON
- Full-time
Investigate and resolve issues reported during product verification and customer integration.
Added 2 hours ago
RP
Director of Manufacturing – Precision Manufacturing & Operations
Remote People
Calgary, AB
- Full-time
Quality, Engineering & Production Integration
Added 2 hours ago
Sr. Software Engineer, Systems Framework & Infrastructure
Tenstorrent
Toronto, ON
…software frameworks, APIs, tooling, infrastructure, and continuous integration (CI) regression systems to introspect and test our ASICs and systems, while supporting teams across…
Added 2 hours ago
I
Senior Software Developer
Intelcom
Montreal, QC · Service Centre (Montreal) Lab
- Full-time
Other duties as assigned, related to system integration and software development.
Added 2 hours ago
H
Product Owner Manager
HP
Vancouver, BC
- Full-time
Added 3 hours ago
CG
Taza - Communications Specialist
Canderel Group
Calgary, AB
- $90,000 to $110,000 CAD / year
- Full-time
Communications integration into various marketing initiatives.
Added 3 hours ago
VI
AWS DevOps & Cloud Security Engineer
Vielight Inc.
Toronto, ON
- Full-time
AI Infrastructure: Support secure integration of Amazon Bedrock and other AWS AI/ML services into our existing AI platform, with appropriate data protection and access controls.
Added 3 hours 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 3 hours ago
NB
CRM and Email Integrator
National Bank of Canada
Montreal, QC
- Full-time
…campaign specialist to strengthen our team dedicated to the integration of targeted communications, particularly emails via the Salesforce Marketing Cloud platform. This job allows you to…
Added 3 hours ago
AA
Chief Technology Officer
Ari Agency Executive Search & Digital Recruitment
Toronto, ON
- Full-time
Added 3 hours ago
NB
Chief Backend Developer
National Bank of Canada
Montreal, QC
- Full-time
A career as a Chief Backend Developer within the Platforms and Automation team at National Bank means acting as an expert in the design, development, and evolution of strategic backend…
Added 3 hours ago
ES
Adobe CDP Architect
Epsilon Solutions Ltd.
Vancouver, BC
- Contract
Ability to translate business strategy and use cases into architecture, platform requirements, data models, integration designs, and delivery roadmaps.
Added 3 hours ago
EC
Cloud Data Engineer
Experis Canada
Halifax, NS
- Contract
Added 3 hours ago
Senior Integration & BI Developer
Trans Mountain
Calgary, AB
Trans Mountain is seeking a collaborative, motivated, and values driven individual to join our dynamic team as a Senior Integration & BI Developer. In this role you will provide…
Added 3 hours ago
PC
Controller
PRI Consultants
Mississauga, ON
- Full-time
Lead finance integration of acquired companies: opening balances, system migration, policy alignment, and first close.
Added 3 hours ago
R
Gestionnaire de projets, Réseau des centres moteurs – Project Manager, Engine Center Network
RTX
Longueuil, QC
- Full-time
…les impacts sur les opérations existantes et vous assurez l'intégration fluide dans les systèmes et processus…
Added 3 hours ago
FC
Junior Associate, Sustainable Infrastructure
FinDev Canada
Remote, Canada
- Contract
- Remote
Added 3 hours ago
R
Manager, Business Management & Optimization
RBC
Toronto, ON
- Full-time
…development teams on solutions requiring additional engineering, integration or production…
Added 3 hours ago
JG
Java, Angular/ReactJS Senior Developer
J&M Group
Toronto, ON
- Contract
We are looking for a Full Stack Developer with strong experience in Java, Spring Boot, Kafka, and Angular or ReactJS. The role involves developing microservices, building frontend…
Added 3 hours ago
C
Senior Systems Developer
Co-operators
Calgary, AB · Guelph, ON · Regina, SK
- Full-time
As the Senior Systems Developer you will be a driving member of an integral team responsible for developing system-based solutions by formulating programs, developing and maintaining…
Added 3 hours ago
Functional Lead IT, SAP Payroll and Time
City of Mississauga
Mississauga, ON
Added 3 hours ago
Manager Retail Analytics
Rogers Communications
Toronto, ON
…modernize reporting through automation, artificial intelligence integration, Databricks, Power BI, and cloud…
Added 3 hours ago
MN
Solutions Architect - 6 month contract
Modern Niagara
Hamilton, ON · Vaughan, ON
- Full-time
…efficiency through strong architecture, governance, automation, and integration practices. The role also supports Modern Niagara’s broader digital transformation by introducing scalable…
Added 3 hours ago
KD
Temporary Part-Time HRIS Specialist (5 months)
Karis Disability Services
Waterloo, ON
- Part-time
Collaborate with Payroll, Human Resources, and other departments to improve business processes and data integration.
Added 3 hours ago
AC
Project Manager & Org Change Management Specialist
Assiniboine Credit Union
Winnipeg, MB
- Full-time
This is a permanent Full-Time Project Manager & Organizational Change Management Specialist to work at the PMO & Integration department.

Wissen Technology

Python Backend Engineer

Montreal, QC, Canada

Full-time

Apply 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.

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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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