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Added 14 hours ago
ST
AI Software Engineer
SS&C Technologies
Toronto, ON
- Full-time
Experience developing applications using Java, JavaScript, Python, or Go.
Added 14 hours ago
ST
AI Software Engineer
SS&C Technologies
Toronto, ON
- Full-time
Experience developing applications using Java, JavaScript, Python, or Go.
Added 14 hours ago
AW
Senior Systems Engineer
Aviso Wealth
Remote, Canada
- $100,000 to $120,000 CAD / year
- Full-time
- Remote
Reporting to the Director, Infrastructure Operations, the Senior Systems Engineer is responsible for independently operating, engineering, and improving Aviso’s hybrid infrastructure…
Added 14 hours ago
KG
Kafka Engineer
K&K Global Talent Solutions INC.
Montreal, QC
- Full-time
We are looking for a Kafka Engineer with strong experience in Apache Kafka, Python, Linux, and Grafana to support and enhance large-scale distributed systems within an Investment Banking…
Added 14 hours ago
KG
Production/Application Support Engineer (Level 3/4)
K&K Global Talent Solutions INC.
Montreal, QC
- Full-time
We are looking for an experienced Production/Application Support Engineer (L3/L4) to provide advanced support for business-critical applications and infrastructure. The ideal candidate will…
Added 15 hours ago
H
Test and Validation Engineer - Contract
Humanoid
Burnaby, BC
- Full-time
Experience with Python, MATLAB, LabVIEW, or similar tools for test automation, data analysis, or engineering calculations.
Added 15 hours ago
TE
FinTech Data Engineer: Claude AI Workflow for Form ADV & FINTRX Analytics
The Essence Group
Canada
- Contract
This requires an engineer who can blend strict programmatic Python data pipelines with non-deterministic LLM document extraction.
Added 15 hours ago
B
QA Automation Engineer - Python/ Robot Framework
BeachHead
Toronto, ON
- $57.97 to $69.57 CAD / hour
- Contract
Working with one of our top financial clients, this role calls for a QA Automation Engineer - Python/ Robot Framework to drive functional testing and automation initiatives, collaborate…
Added 15 hours ago
MN
Junior Cloud QA Specialist (SDET) - 13-month term contract (maternity leave)
March Networks
Ottawa, ON
- Contract
…looking for a person who is passionate about quality, test automation and technology, possesses a collaborative mindset, and has a deep curiosity as to how things work ‘under the hood' as…
Added 15 hours ago
AS
Devops Engineer - Cloud Migration
Apex Systems
Toronto, ON
- $45 to $49 USD / hour
- Full-time
Overview: As a DevOps Engineer at one of the top five banks, you will play a crucial role in the day-to-day Business as Usual (BAU) operations while focusing on migrating select…
Added 16 hours ago
M
Senior Full Stack Engineer
Manulife
Toronto, ON · Waterloo, ON
- Full-time
As a Senior Full Stack Engineer, you will help shape solutions, advance strategic initiatives, strengthen our technology footprint and champion strong engineering practices within your team.
Added 16 hours ago
F
Senior Platform Engineer
Flinks
Remote, Canada
- Full-time
- Remote
…development along the way. Any language works (we use C#, Go, and Python); you write and maintain production code, not only…
Added 16 hours ago
TU
Software Engineer Graduate Scheme - Halifax
targetjobs UK
Halifax, NS
- Full-time
And as a Software Engineer graduate, your work will be anything but behind the scenes. You’ll help design, build and maintain the applications, platforms and digital services that millions…
Added 16 hours ago
Q
Senior Cloud Engineer
QualityAI
Canada
- Full-time
We are looking for a Senior Cloud Engineer with strong experience in AWS, Terraform, and Infrastructure as Code (IaC).
Added 16 hours 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 16 hours ago
Senior Customer Engineer, Named Enterprise - Montreal, QC
Cloudflare
Montreal, QC
The Customer Engineer (CE) is the core driver of our technical go-to-market strategy: a trusted technical advisor and primary architect of the customer journey. You will bridge the gap…
Added 16 hours ago
HS
Data Warehouse System Engineer
Hyve Solutions
ON · Ontario, Canada
- Full-time
We are seeking an experienced Data Warehouse SE (Data Platform Engineer) to lead the evolution of our enterprise data platform from a traditional Hadoop/Hive architecture to a modern…
Added 16 hours ago
HS
Site Reliability Engineer- EDI
Hyve Solutions
ON · Ontario, Canada
- $70,000 to $110,000 CAD / year
- Full-time
We are looking for a proactive and technically strong Site Reliability Engineer to support business-critical application platforms, EDI services, and production infrastructure across North…
Added 16 hours ago
AI Engineer, Platform and Runtime
HS Financial Technologies
Halifax, NS
Our proprietary platform connects data, workflows, and operations across the investment lifecycle, delivering the automation, transparency, and insights clients need to operate efficiently…
Added 16 hours ago
AM
Senior Infrastructure Engineer
Advanced Micro Devices, Inc
Markham, ON
- Full-time
Scripting and automation experience using Python, PowerShell, Bash, or Go.
Added 16 hours ago
ZS
Senior Network Engineer Data Center and Network Infrastructure
Zodiac Solutions, Inc
Montreal, QC
- Full-time
Network automation using Python and/or Ansible.
Added 17 hours ago
Sr. Software Engineer, Systems Framework & Infrastructure
Tenstorrent
Toronto, ON
Experienced with python packaging release flows and infrastructure, CI/CD with containerized environments and test automation (doctest, pytest).
Added 17 hours ago
I
Cloud Engineer
Irth
Canada
- Full-time
Scripting and automation: Proficiency in PowerShell, Bash, or Python, with experience using CI/CD platforms such as GitHub Actions or similar tools
Added 17 hours ago
VI
AWS DevOps & Cloud Security Engineer
Vielight Inc.
Toronto, ON
- Full-time
Proficiency in Python for scripting, automation, and troubleshooting backend applications.
Added 17 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…

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.

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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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