“FastAPI” jobs in Canada – Page 2

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• 4d

  Software Engineer, AI - 12 month Contract

  Oakville, ON

  HybridFull Time, Contract

  

  Pelmorex: Pelmorex is the company behind the well-known trusted weather brands, The Weather Network, MétéoMédia, Eltiempo, Otempo and Clima.

  5+ YOECandidates need 5+ years building and running production backend services and REST APIs, plus hands-on cloud and container experience. Strong Python or Node.js skills, LLM integration experience and the ability to work on-call are also needed.

  Docker, Kubernetes, Postgres, Redis, Langfuse, FastAPI

• 4d

  AI Fullstack Engineer (Senior Associate)

  Remote in Canada

  $115k–$140k/yrRemoteFull Time

  

  Jobgether

  4+ YOECandidates need 4+ years of full-stack development, strong React and JavaScript/TypeScript skills, and Python backend experience. Hands-on use of AI coding tools, Agile delivery, cloud platforms (Azure or AWS), and Docker and Kubernetes are also required.

  React, TypeScript, Python, FastAPI, Django, Flask

  5d

  Senior/Staff Software Engineer - Tech Lead

  Remote in Canada

  RemoteFull Time

  

  Jobgether

  8+ YOECandidates need at least 8 years of professional software engineering experience and advanced Python 3.12+ skills, including FastAPI and distributed systems. They also need hands-on experience with AI coding agents, technical leadership, mentoring at least two engineers, and strong written communication across time zones.

  Python, FastAPI, Claude Code, Cursor, Vue 3, TypeScript

• 7d

  Product Engineer

  Toronto, ON

  Full Time

  M

  Mash

  4+ YOECandidates need 4+ years of shipping software, full-stack experience with TypeScript, React and a backend language, and experience with relational databases and cloud providers. Clear communication and daily use of AI coding tools are also expected.

  Mash iOS app, Postgres, Google Cloud Platform, Terraform, Docker, Kubernetes

• 7d

  Senior/Staff Software Engineer - Tech Lead

  Remote in Canada

  RemoteContract

  

  OpenMined: LinkedIn → linkedin.com/company/openmined

  8+ YOECandidates need 8+ years of professional software engineering experience, strong Python 3.12+ skills, and experience with distributed systems and API design. They also need technical leadership experience, hands-on work with AI coding agents, and strong async written communication across time zones.

  Python, FastAPI, Claude Code, Cursor, Vue 3, TypeScript

  7d

  Senior/Staff Software Engineer - Tech Lead

  Remote in Canada

  RemoteContract

  

  OpenMined: LinkedIn → linkedin.com/company/openmined

  8+ YOECandidates need 8+ years of professional software engineering experience, strong Python 3.12+ skills with FastAPI and async programming, distributed systems and API design experience, and technical leadership with at least 2 engineers mentored. Experience building software with AI coding agents and strong written, async communication are also required.

  Python, FastAPI, Claude Code, Cursor

• 7d

  Intermediate Software Engineer - Onni Capital

  Vancouver, BC

  Full Time

  OP

  Onni Property Management Services Ltd

  Candidates need strong TypeScript and React skills with Next.js and relational databases, plus Python backend experience. They also need DevOps, API design, LLM integration, and application security experience, and regular use of AI-assisted development tools such as Claude Code.

  Claude Code, Docker, Next.js, Supabase

• 7d

  ML Engineer – Generative AI & LLMs (Remote)

  Toronto, ON

  RemoteContract

  

  Ample Insight Inc.

  Candidates need hands-on LLM engineering experience, including work with agentic systems, plus strong statistics and machine learning skills in Python. A Bachelor's degree or higher in computer science or a related coding-based engineering field is required.

  Python, PyTorch, scikit-learn, XGBoost, Pandas, NumPy

• 7d

  Senior Software Engineer, Agentic Systems

  Toronto, ON

  HybridFull Time

  A

  Asepha

  5+ YOECandidates need 5+ years of backend-focused software engineering, strong Python or TypeScript skills, and experience building agentic AI systems. They must also have cloud experience and live in New York, able to commute to the Manhattan office three days a week.

  Redis, Kafka, FastAPI, Flask, Azure, AWS

• 8d

  Senior Full stack AI Developer (Python & Angular/React)

  Montréal, QC

  Full Time

  IF

  Intact Financial Corporation

  6+ YOECandidates need at least 6 years of development experience, a bachelor's degree or equivalent, and strong Python and FastAPI skills with Angular or React. Cloud, containerization, CI/CD and GenAI knowledge are also expected.

  GitHub Copilot, Claude Code, Kiro, Docker, Kubernetes, Terraform

• 8d

  Software Engineer II

  Toronto, ON

  Full Time

  

  Beanfield: As a leading Canadian independent Internet service provider, Beanfield offers Fibre-optic Internet with unparalleled speed and reliability to…

  5+ YOECandidates need 5+ years of professional development experience with strong Python skills and a web framework such as Django, Flask or FastAPI. They should have database design and query optimization experience with PostgreSQL or MongoDB, plus Git, CI/CD, Docker or Kubernetes, and RESTful API design.

  Python, Django, Flask, FastAPI, PostgreSQL, MongoDB

  9d

  Software Engineer I

  Toronto, ON

  Full Time

  

  Beanfield: As a leading Canadian independent Internet service provider, Beanfield offers Fibre-optic Internet with unparalleled speed and reliability to…

  3+ YOECandidates need 3+ years of professional development experience in Python and Java, plus experience with Python web frameworks such as Django, Flask or FastAPI. Strong knowledge of PostgreSQL, Git, CI/CD, Docker and REST API design is expected.

  Python, Java, Django, Flask, FastAPI, PostgreSQL

• 8d

  Data & AI Engineer - Real World Data and Healthcare Intelligence

  Toronto, ON

  Full Time

  2S

  (2616) Sanofi Vaccines Canada Ltd.

  3+ YOECandidates need at least 3 years of backend, integration, and data pipeline experience and a bachelor's degree in computer science, engineering, or a similar quantitative field. Expertise in Python, PySpark, Snowpark, Snowflake, PostgreSQL, SQL, and FastAPI is required.

  Snowflake, PostgreSQL, FastAPI, AWS, Kubernetes, Terraform

• 8d

  Développeur.euse principal.e, Développement d’applications IA

  Montréal, QC

  Full Time

  

  Mila - Institut québécois d'intelligence artificielle

  5+ YOEBac ou maîtrise en informatique ou domaine connexe; 5 à 7 ans d'expérience en développement, orienté backend; Excellente maîtrise de Python et des APIs

  Python, FastAPI, Docker, Kubernetes, Qdrant, Milvus

• 8d

  Full Stack Developer (AI/Enterprise Integration)

  Edmonton, AB

  Contract

  

  Procom

  Candidates need full stack experience with React, Python and FastAPI, enterprise integration via REST and SOAP/XML, SQL Server, and LLM integration. Experience with AiM or similar enterprise asset management systems and application security is also required.

  AiM, SQL Server, React, FastAPI, Docker, Nginx

• 9d

  Senior Software Engineer, Accounts

  Remote in Canada

  Remote

  PI

  Penn Interactive

  5+ YOECandidates need at least 5 years of software engineering experience, strong distributed systems and production performance skills, and on-call experience. They also need secure authentication knowledge, relational database skills, and experience with containers and asynchronous messaging.

  Datadog, Kubernetes, Git, GitHub, PostgreSQL, MySQL

• 9d

  Data Platform Engineer

  Montréal, QC

  

  BRP

  Candidates need strong Python (Streamlit, FastAPI) and SQL skills, significant experience with containerization, orchestration, CI/CD and API development, and knowledge of Azure, GCP, data engineering and Snowflake. Strong communication skills in English and French are required.

  Python, SQL, Streamlit, FastAPI, Kubernetes, Airflow

• 10d

  EverCommerce - Staff Engineer

  Ontario

  $160k–$190k/yrFull Time

  

  Evercommerce

  8+ YOECandidates need 8+ years of software engineering experience, including 2+ years in a staff, tech lead or principal role. They need strong Java and Spring Boot skills, enterprise SaaS integration experience (NetSuite, Workday or Salesforce) and AWS expertise.

  Workato, NetSuite, Workday, Salesforce, Zuora, Stripe

• 10d

  Software Developer Intern (Summer 2027)

  Toronto, ON

  HybridInternship

  

  Dawson

  Candidates need to be pursuing a computer science or software engineering degree, with strong Python or JavaScript/TypeScript skills. Dawson Partners also wants a portfolio or side project showing end-to-end work and experience with coding agents.

  Python, React, Claude Code, Codex

  10d

  Software Developer Intern (Winter 2027)

  Toronto, ON

  HybridInternship

  

  Dawson

  Candidates need to be pursuing a degree in Computer Science, Software Engineering or a related field, with strong Python or JavaScript/TypeScript skills. Experience building an end-to-end project and using coding agents is required, and interest in financial markets is valued.

  React, Python, Claude Code, Codex

  10d

  Machine Learning (Summer 2027)

  Toronto, ON

  HybridInternship

  

  Dawson

  Dawson Partners needs candidates pursuing a bachelor's or master's degree in computer science, data science or a related field. They must be proficient in Python and understand LLM fundamentals, RAG systems and FastAPI.

  Python, FastAPI, LangGraph, LangSmith, Pinecone, Neo4j

• 10d

  Senior AI / Machine Learning Engineer (Canada Remote)

  Remote in Canada

  RemoteContract

  M

  meettie.com

  5+ YOECandidates need 5+ years building and deploying machine learning systems in production, strong Python for ML and model serving, and SQL and data modeling skills. They also need experience deploying models via APIs or containers and working in a cloud environment such as GCP or AWS.

  Python, Pandas, Scikit-learn, XGBoost, Neo4j, BigQuery

• 10d

  Programmeur Outils - TGQF

  Montréal, QC

  On-siteFull Time

  

  Ubisoft

  5+ YOE5 ans et plus d'expérience en outils ou pipelines de données en production; Maîtrise de Python et des APIs REST (FastAPI ou Flask); Maîtrise d'AWS, Databricks, Docker, Kubernetes et Helm

  Python, FastAPI, Flask, AWS EKS, AWS S3, AWS Lambda

• 10d

  Python Lead

  Toronto, ON

  Full Time

  

  Kumaran Systems

  7+ YOECandidates need 7+ years of production Python, strong Linux administration including sudo and systemd, Bash scripting, REST API frameworks and Oracle database experience. Experience with Git, containers and a bachelor's or master's degree in a related field are also expected.

  Python, Linux, Bash, systemd, Oracle, Docker

19 companies