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Added 14 mins ago
M
Project Manager, Ontario Line, Elevated Guideway & Stations
Metrolinx
Canada
- Full-time
…Transit and UP Express, as well as the PRESTO fare payment system. We are also building new and improved rapid transit, including GO Expansion, Light Rail Transit routes, and major…
Added 14 mins ago
K
Engineer in Training - Electrical
Kent
Calgary, AB
- Full-time
Kent is looking for an Electrical Engineer to join our team in Calgary, Alberta. This role is responsible for delivering high-quality electrical engineering solutions across energy and…
Added 14 mins ago
AT
PLC Automation Engineer – Siemens / Conveyor Systems
Altis Technology
Toronto, ON · Greater Toronto Area, Canada
- $100,000 to $110,000 CAD / year
- Full-time
…controllers, who can take ownership of automation projects from system design and programming through testing, troubleshooting, and on-site…
Added 29 mins ago
A
Rail Infrastructure Student (Summer 2027)
AtkinsRéalis
Vancouver, BC · Toronto, ON
- Full-time
Rail Infrastructure: Design and support railway track and infrastructure projects, including track layouts, engineering drawings, cost estimates, and construction support.
Added 29 mins ago
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Test and Validation Engineer - Contract
Humanoid
Burnaby, BC
- Full-time
We are looking for a Robotics Test & Validation Engineer to join our Vancouver team on a 6-month, full-time fixed-term contract, supporting the testing, characterization, and validation of…
Added 29 mins ago
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Prototype Engineer - Contract
Humanoid
Burnaby, BC
- Full-time
We are looking for a Robotics Prototype Engineer to join our Vancouver team on a 6-month, full-time fixed-term contract, supporting the assembly, integration, testing, and validation of…
Added 29 mins ago
C
Civil Substation Lead Engineer
CIMA+
Vancouver, BC
- $142,000 to $192,000 CAD / year
- Full-time
As market leaders in the design of power transmission and distribution (T&D) power systems in Canada, our growing team in energy is called upon to produce innovative and efficient designs.…
Added 29 mins ago
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Senior Project Manager - Industrial Water
Veolia | Water Tech
Oakville, ON
- Full-time
Working closely with the Lead Engineer and Sourcing Project Leader, you direct and coordinate all activities on a given project, beginning with contract signature and following through…
Added 29 mins ago
MN
Communications Consultant
Matchtech North America
Toronto, ON · Greater Toronto Area, Canada
- Full-time
Our client, a leading player in the rail industry, is looking for a talented Communications Engineer/Designer to join their dynamic team on a permanent basis. This role involves designing…
Added 29 mins ago
IE
Mechanical Engineer, Intermediate
Impact Engineering
Vancouver, BC
- Full-time
Impact Engineering is currently seeking an Intermediate Mechanical Engineer-in-Training (E.I.T.) or Junior Professional Engineer (P.Eng.) who is self-motivated and has a passion for…
Added 29 mins ago
T
DevOps Engineer
TechDoQuest
Canada
- Full-time
We are seeking a Advanced Site Reliability / DevOps Engineer to join the Fulfillment Services team, focused on infrastructure automation, cloud platform management, and CI/CD enablement.…
Added 59 mins ago
M
Senior Full Stack Engineer
Manulife
Toronto, ON · Waterloo, ON
- Full-time
Develop detailed system design specifications that guide system and program development.
Added 59 mins ago
Machine Builder Solution Manager
Siemens
Canada
…Drivetrain solutions, including S7-PLCSIM Advanced, DriveSim Engineer, and related engineering and simulation…
Added 1 hour ago
DC
Senior System Engineer
Danaher Corporation
Concord, ON · CAN - Concord - AB Sciex LP
- Full-time
The Senior Systems Engineer is a customer-focused role responsible for to helping us design, characterize and verify key technologies on world-class mass spectrometers. In this capacity,…
Added 1 hour ago
Z
React Native - Mobile FullStack Developer
Zoho
Toronto, ON
- Contract
As a Senior Full Stack Software Engineer in our US Retirement technology organization, you will design, build, and ship high-quality mobile and backend solutions that serve our Retirement…
Added 1 hour ago
SI
Principal Analog/Mixed-Signal IC Design Engineer
Stathera, Inc.
Vancouver, BC
- Full-time
…timing. We are also passionate about saving time and reducing system costs for our customers. Our first-to-the-world true dual-output (kHz and MHz) MEMS oscillator replaces two quartz-based…
Added 1 hour ago
C
Civil Substation Lead Engineer
CIMA+
Vancouver, BC
- $142,000 to $192,000 CAD / year
- Full-time
As market leaders in the design of power transmission and distribution (T&D) power systems in Canada, our growing team in energy is called upon to produce innovative and efficient designs.…
Added 1 hour ago
AG
Senior Project Engineer
Alamos Gold Inc.
Dubreuilville, ON
- Full-time
Manage the team responsible for mine dewatering system design and deployment.
Added 1 hour ago
S
Associate Customer Success Manager - French
ServiceNow
Montreal, QC
- Full-time
It all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could…
Added 1 hour ago
TR
Staff Software Engineer - II (KeyCite)
Thomson Reuters
Toronto, ON · Canada, Toronto, Ontario
- Full-time
As a Staff Software Engineer II at KeyCite, you will lead complex, business-critical engineering initiatives from architecture through production. You will modernise established platforms…
Added 1 hour ago
HS
Data Warehouse System Engineer
Hyve Solutions
ON · Ontario, Canada
- Full-time
…accelerating time-to-market with single-partner accountability from design through scale. The company co-innovates with deep engineering expertise, treating customer success as its own…
Added 1 hour ago
HS
Site Reliability Engineer- EDI
Hyve Solutions
ON · Ontario, Canada
- $70,000 to $110,000 CAD / year
- Full-time
…accelerating time-to-market with single-partner accountability from design through scale. The company co-innovates with deep engineering expertise, treating customer success as its own…
Added 1 hour ago
ME
Technical Expert, Structures & Systems Design Integration (Contract)
Morson Edge (Canada)
Montreal, QC
- Full-time
Title: Technical Expert, Structures & Systems Design Integration (Contract)
Added 1 hour ago
AC
Electrical Engineer
ALTEN Canada
Pickering, ON
- Full-time
The Electrical Design Engineer will support projects for a major client in the nuclear industry, focusing on life extension and lower voltage modifications. The role involves working on…
Added 1 hour ago
M-
Head of Engineering
Mitrex - Building-Integrated Solar Technology
Toronto, ON
- Full-time
…both Mitrex (BIPV) and Cladify (rainscreen). You'll lead our design and drafting team, with the Design Lead reporting to you, and be the licensed engineer who reviews, signs off and stamps…

Wissen Technology

Python Backend Engineer

Montreal, QC, Canada

Full-time

Apply About employer

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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 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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