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Python Flask Jobs in Ontario (NOW HIRING)

Fintros

React Developer

Toronto, ON · On-site +1

We have a well-documented micro-architecture service written in either Python (Flask) or Rails API using GraphQL. Our front-end consumes the GQL endpoints with Apollo Client, React Hooks, Functional ...

Jay Analytix

Python Developer

Toronto, ON · On-site

Proficiency in Python and Flask framework. * Strong understanding of React.js and its core principles. * Experience with relational databases (e.g. MySQL, MS SQL Server). * Familiarity with version ...

Jay Analytix

Python Developer

Toronto, ON · On-site

Proficiency in Python and Flask framework. * Strong understanding of React.js and its core principles. * Experience with relational databases (e.g. MySQL, MS SQL Server). * Familiarity with version ...

StackandCo

Python with Flask \n * Experience build web apps and APIs (3\-5 years should be sufficient) \n * Strong communication skills \n * Test automation experience would be a distinct advantage \n \n \n \n ...

StackandCo

... whatever they require (Django\/Flask etc.) as long as it's wrapped in a microservice. \n \n \n \n \n \n The Person \n \n \n \n \n \n * Around 5+ years' Python Development experience \n

Slice

Staff Software Developer, Services

Ottawa, ON · Remote

While our primary stack is Python (Flask), we embrace any technology that delivers value. You might rewrite a microservice from Go to Python, craft a script in Ruby, or leverage a new cloud service ...

Citi

Python AI Engineer (Hands-On)

Mississauga, ON · On-site

Citi's global AI platforms team is seeking a versatile Python AI Engineer to spearhead the design ... FastAPI, Flask, Pandas, Scikit-learn, Hugging Face; Node.js: Express, NestJS; TypeScript). 3+ years ...

Citi

Python Full Stack Developer - VP

Mississauga, ON · On-site

CA$170/hr

Experience in full stack application development with strong expertise in Python and Java Deep experience with backend frameworks such as Spring Boot / Spring Core and Flask / FastAPI Solid frontend ...

Citi

Fixed Income Data - Senior Python Dev

Mississauga, ON · On-site

CA$94K - CA$141K/yr

... Flask and data science tools - Pandas, Polars, Streamlit, Airflow Experience with Docker and Kubernetes/Openshift Experience with Python LLM tools (OpenAI, Vertex, Langchain) is a plus Experience ...

US Mobile

Senior Backend Engineer

Toronto, ON · On-site

CA$140K - CA$180K/yr

Develop and maintain RESTful APIs using Java (Spring Boot or related web frameworks) or Python (Flask, Django) * Design and implement asynchronous service communication using RabbitMQ or AWS SQS/SNS

US Mobile

Principal Backend Engineer

Toronto, ON · On-site

CA$160K - CA$220K/yr

Develop and maintain RESTful APIs using Java (Spring Boot or related web frameworks) or Python (Flask, Django) * Design and implement asynchronous service communication using RabbitMQ or AWS SQS/SNS

Escalent

Developer, AI Transformation Team

Toronto, ON · On-site +1

CA$135K - CA$155K/yr

Strong proficiency in Python and experience with frameworks such as Django, Flask, or FastAPI * Experience with API development, integration, and web services in production environments * Hands-on ...

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All JobsPython Flask JobsPython Flask Jobs in Ontario

Python Flask information

See Ontario salary details

$54K

$135.5K

$191.5K

How much do python flask jobs pay per year?

As of Sep 7, 2026, the average yearly pay for python flask in Ontario is $135,506.00, according to ZipRecruiter salary data. Most workers in this role earn between $116,000.00 and $155,000.00 per year, depending on experience, location, and employer.

What is a Python Flask?

A Python Flask job typically involves developing web applications using the Flask framework, a lightweight and flexible web framework for Python. Responsibilities may include building APIs, handling request-routing, integrating with databases, and deploying applications. Flask developers often work with front-end technologies and cloud platforms to create scalable and efficient web solutions.

What are some typical daily responsibilities for a Python Flask developer?

As a Python Flask developer, your daily tasks often include designing and building web application features, developing and maintaining RESTful APIs, and troubleshooting code issues. You'll frequently collaborate with front-end developers, QA engineers, and product managers to ensure seamless integration and alignment with project goals. Keeping codebases well-documented and participating in code reviews are also common aspects of the role. Additionally, you'll likely be involved in deploying applications to production environments and staying updated with industry best practices for security and performance.

What are the key skills and qualifications needed to thrive in the Python Flask position, and why are they important?

To thrive as a Python Flask developer, you need a strong command of Python programming, a thorough understanding of Flask web framework concepts, and experience with RESTful API design and implementation. Familiarity with tools such as Git, Docker, and relational databases, as well as certifications in web development or related fields, are often beneficial. Excellent problem-solving skills, effective communication, and the ability to work collaboratively in agile teams set standout candidates apart. These skills ensure high-quality, scalable application development and efficient teamwork in a dynamic tech environment.

What are popular job titles related to Python Flask jobs in Ontario?

For Python Flask jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Python Flask jobs in Ontario look for?

The top searched job categories for Python Flask jobs in Ontario are:

Python Flask jobs near you
Infographic showing various Python Flask job openings in Ontario as of August 2026, with employment types broken down into 1% Internship, 83% Full Time, 11% Part Time, and 5% Contract. Highlights an 79% Physical, 6% Hybrid, and 15% Remote job distribution, with an average salary of $135,506 per year, or $65.1 per hour.

React Developer

Fintros

Toronto, ON • On-site, Remote

Full-time

Re-posted 23 days ago

Job description

A stealth new app created by Fintros AI is launching in September 2021. In less than 180 days, our app has attracted 150,000 jobs across 500+ companies. By 2023, our company will power the talent attraction for over 25,000+ companies across over 10M+ jobs.

    We have an unfair advantage as our patent-pending document anonymization technology is on pace to solve one of the world's most important crises, human equality. We've built the "Robinhood of career discovery" and it's "5x better than anything currently in the market" (quotes from a Fortune 1000 client and a Tier 1 Asset Manager).

    Role

    Join a team of creatives that have dedicated their careers to fundamentally create a new category of career discovery.

    Our engineering stack is pretty world-class. We have a well-documented micro-architecture service written in either Python (Flask) or Rails API using GraphQL. Our front-end consumes the GQL endpoints with Apollo Client, React Hooks, Functional Components, styled components, and our own custom UI-web kit. Our AWS Lake Formation data team currently enriching over 28.6M entity types (including over 6 million companies).

    Experience

    • 1+ years of experience in React, ideally React Native
    • Work experience or hobby experience with React Hooks
    • Innately curious with a desire to learn and teach, and an excellent command of engineering fundamentals
    • Innately curious to build apps used by users that love your app

    Our Stack at Fintros

    • Front-End: NextJS, Typescript, Apollo GQL, React with Hooks (v16.10), Styled Components, ES Lint, Prettier (testing: Jest)
    • Back-End: GraphQL (Ruby), Rails API (testing: rSpec)
    • ML: Python, Flask
    • Documentation: GraphQL Playground, Postman, Github
    • DevOps: AWS, Heroku, Vercel (we love Vercel!!!!) and Digital Ocean (we love DO!!!!)
    • Design: Sketch, Figma, Adobe Suite

    Apply to join a team of senior developers that take pride in shipping pixel-perfect, clean code!

    Employment Type: FULL_TIME

    Apply