573,755+ Lead Fullstack Engineer Python Fastapi Jobs in Canada — Top Companies Hiring June 2026

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Robots & Pencils Senior AI Engineer

Lead impactful AI projects with Robots & Pencils as a Senior AI Engineer. This remote position brings the opportunity to design, implement, and deliver cutting-edge AI/ML systems in Canada.As a Senior AI Engineer, you'll take ownership of significant projects, enhancing production systems while collaborating ...

Redis Senior Engineer for Feature Store

Take a leadership role at Redis as a Senior Software Engineer for our Feature Store, focusing on driving technical excellence and customer interaction. You will play a key role in executing our platform's vision.As a Senior Engineer, your responsibilities will merge technical leadership and customer engageme ...

Software Engineer Core Systems Langflow

Introduction Langflow is one of the most exciting and rapidly growing parts of our company. Langflow powers our open-source community, cloud offerings, and upcoming integrations with major platforms like NVidia R2X and IBM WatsonX. Our engineering team is scaling to meet demand, and we’re c ...

Software Engineer (AI First), Fleet Operations

SWTCH is pioneering EV charging solutions for multifamily and commercial properties across North America. Since 2016, our team of entrepreneurs, energy professionals, and technologists has been focused on unlocking the social, economic, and environmental benefits of widespread EV adoption. Today, our solut ...

Software Engineer (AI First), Fleet Operations

SWTCH is pioneering EV charging solutions for multifamily and commercial properties across North America. Since 2016, our team of entrepreneurs, energy professionals, and technologists has been focused on unlocking the social, economic, and environmental benefits of widespread EV adoption. Today, our solutions a ...

Senior Staff Software Engineer, Data

Senior Staff Software Engineer – Data Architecture Lead We are hiring a Senior Staff Software Engineer to lead data architecture across our platform. This is a senior individual contributor role with two tightly coupled responsibilities: defining and unifying the canonical business data model tha ...

(Canada) Lead AI Security Software Engineer (contract)

(Canada) Lead AI Security Software Engineer (Contract)Contract (3 months 23 days) Published a week ago Python AI AWS lead ai Job Description – Lead AI Security Software Engineer Are you passionate about applying large language models (LLMs) and AI agents to areas where they can have a significant impac ...

Senior Staff Software Engineer, Data

Senior Staff Software Engineer – Data Architecture Lead We are hiring a Senior Staff Software Engineer to lead data architecture across our platform. This is a senior individual contributor role with two tightly coupled responsibilities: defining and unifying the canonical business data model that underpins our ...

Quality Assurance Automation Lead

Job Title: Lead QA Engineer (Associate Director Level) Duration: 6months (CTH) No. of Positions: 1 Job Description - Lead QA Engineer What is the opportunity? We're seeking an experienced QA Lead who can balance hands‑on technical excellen ...

Quality Assurance Test Lead

Job Title: Lead QA Engineer (Associate Director Level) Duration: 6months (CTH) No. of Positions: 1 Job Description - Lead QA Engineer What is the opportunity? We're seeking an experienced QA Lead who can balance hands‑on technical excellen ...

Production Ready Vision AI/ML Lead

A technology firm in Ontario seeks a Staff AI Engineer to lead the deployment and integration of AI/ML solutions. The ideal candidate has a Bachelor's degree and over 8 years of experience in AI/ML, with at least 3 in leadership roles. Responsibilities include translating research into scalable systems and overs ...

Senior QA & Automation Engineer for IIoT Systems

A leading IT staffing firm is on the lookout for a Software Developer Engineer specialized in Testing (QA) to join its team in Vancouver. The ideal candidate will have over 5 years of QA experience, strong skills in software design and testing, and proficiency in languages such as C/C++, Java, and Python. Respon ...

Principal Backend Architect — Scale Global AI Platform

A dynamic technology company in Toronto is seeking a Principal Software Engineer to architect and scale core systems essential for operations. In this senior role, candidates will lead technical initiatives, establish engineering standards, and mentor teams to shape the engineering culture. Ideal applicants shou ...

Staff Software Engineer: Platform & AI Systems

A tech-driven private market infrastructure company is seeking a Staff Engineer to enhance the technical framework of its platform. This role demands expertise in building distributed systems primarily using Python/Django, as well as the ability to lead cross-functional teams effectively. Candidates should have ...

Senior Data Engineer — Lead High Performance Data Pipelines

A leading tech company is seeking a Senior Data Engineer to lead data pipeline development and ensure high-quality data delivery. The ideal candidate should have over 8 years of experience in data engineering, proficiency in SQL, Python, and relevant tools like Snowflake and dbt. This contract position in Markha ...

Senior Full Stack Engineer: AI‑Driven SaaS Innovator

A leading technology firm in Montreal is seeking a Senior Full‑Stack Engineer to join their innovative team. You will lead the development of scalable SaaS applications, focusing on AI/ML integrations and backend architecture. This role demands proficiency in Python and Ruby on Rails, along with experience in ge ...

Senior AI Powered Full Stack Engineer — Platform Leader

A leading financial services company located in Toronto is seeking a Senior Software Engineer to drive the development of AI-powered applications. In this role, you will lead technical initiatives, architect solutions, and mentor engineers within a vibrant innovation hub. Ideal candidates will have 12+ years of ...

Senior Backend Architect – Customer Data Platform

A global financial technology company located in Metro Vancouver is seeking a Senior Software Development Engineer to lead the design and implementation of scalable backend services and APIs. The ideal candidate has over 6 years of professional software development experience, expertise in backend languages such ...

Hybrid Generative AI Cloud Operations Engineer Toronto

A leading health tech firm in Canada is seeking a Generative AI Cloud Operations Engineer to lead AI operations systems for clinical trials. This role involves designing and implementing resilient cloud operations and collaborating closely with AI Engineers on Generative AI deployments. The ideal candidate will ...

Transmission Planning Power Systems Studies Engineer Remote

A leading consulting firm in engineering is looking for an Intermediate/Senior Transmission Planning Power Systems Studies Engineer. In this role, you will perform and lead power system modelling and analysis, ensuring compliance with industry standards. The ideal candidate will have a Master's Degree in Electri ...

Transmission Planning Power Systems Studies Engineer Remote

A leading consulting firm in engineering is looking for an Intermediate/Senior Transmission Planning Power Systems Studies Engineer. In this role, you will perform and lead power system modelling and analysis, ensuring compliance with industry standards. The ideal candidate will have a Master's Degree in Electri ...

Hybrid Generative AI Cloud Operations Engineer Toronto

A leading health tech firm in Canada is seeking a Generative AI Cloud Operations Engineer to lead AI operations systems for clinical trials. This role involves designing and implementing resilient cloud operations and collaborating closely with AI Engineers on Generative AI deployments. The ideal candidate will ...

Senior QA & Automation Engineer for IIoT Systems

A leading IT staffing firm is on the lookout for a Software Developer Engineer specialized in Testing (QA) to join its team in Vancouver. The ideal candidate will have over 5 years of QA experience, strong skills in software design and testing, and proficiency in languages such as C/C++, Java, and Python. Respon ...

Transmission Planning Power Systems Studies Engineer Remote

A leading consulting firm in engineering is looking for an Intermediate/Senior Transmission Planning Power Systems Studies Engineer. In this role, you will perform and lead power system modelling and analysis, ensuring compliance with industry standards. The ideal candidate will have a Master's Degree in Electri ...

Senior Backend Architect – Customer Data Platform

A global financial technology company located in Metro Vancouver is seeking a Senior Software Development Engineer to lead the design and implementation of scalable backend services and APIs. The ideal candidate has over 6 years of professional software development experience, expertise in backend languages such ...

Hybrid Generative AI Cloud Operations Engineer Toronto

A leading health tech firm in Canada is seeking a Generative AI Cloud Operations Engineer to lead AI operations systems for clinical trials. This role involves designing and implementing resilient cloud operations and collaborating closely with AI Engineers on Generative AI deployments. The ideal candidate will ...

Principal Backend Architect — Scale Global AI Platform

A dynamic technology company in Toronto is seeking a Principal Software Engineer to architect and scale core systems essential for operations. In this senior role, candidates will lead technical initiatives, establish engineering standards, and mentor teams to shape the engineering culture. Ideal applicants shou ...

Senior Full Stack Engineer: AI‑Driven SaaS Innovator

A leading technology firm in Montreal is seeking a Senior Full‑Stack Engineer to join their innovative team. You will lead the development of scalable SaaS applications, focusing on AI/ML integrations and backend architecture. This role demands proficiency in Python and Ruby on Rails, along with experience in ge ...

Tech Lead & Systems Architect Fintech AI Platform

A dynamic tech company in Canada is looking for a Mid-Senior Level Engineer to lead their engineering team during a pivotal transformation phase. This role involves hands-on leadership in architecting and building the unified Clients tab in Weave, focusing on system design and team coordination. The ideal candid ...

Senior AI Powered Full Stack Engineer — Platform Leader

A leading financial services company located in Toronto is seeking a Senior Software Engineer to drive the development of AI-powered applications. In this role, you will lead technical initiatives, architect solutions, and mentor engineers within a vibrant innovation hub. Ideal candidates will have 12+ years of ...

Senior Data Engineer — Lead High Performance Data Pipelines

A leading tech company is seeking a Senior Data Engineer to lead data pipeline development and ensure high-quality data delivery. The ideal candidate should have over 8 years of experience in data engineering, proficiency in SQL, Python, and relevant tools like Snowflake and dbt. This contract position in Markha ...

Senior Full Stack Engineer: AI‑Driven SaaS Innovator

A leading technology firm in Montreal is seeking a Senior Full‑Stack Engineer to join their innovative team. You will lead the development of scalable SaaS applications, focusing on AI/ML integrations and backend architecture. This role demands proficiency in Python and Ruby on Rails, along with experience in ge ...

Hybrid Generative AI Cloud Operations Engineer Toronto

A leading health tech firm in Canada is seeking a Generative AI Cloud Operations Engineer to lead AI operations systems for clinical trials. This role involves designing and implementing resilient cloud operations and collaborating closely with AI Engineers on Generative AI deployments. The ideal candidate will ...

Transmission Planning Power Systems Studies Engineer Remote

A leading consulting firm in engineering is looking for an Intermediate/Senior Transmission Planning Power Systems Studies Engineer. In this role, you will perform and lead power system modelling and analysis, ensuring compliance with industry standards. The ideal candidate will have a Master's Degree in Electri ...

Hybrid Data Engineer at Project X Ltd.

Elevate your career as a Data Engineer with Project X Ltd. in Toronto, Ontario. This hybrid role focuses on DBT and Python to craft scalable, high-performance data solutions.Project X Ltd. seeks a curious and skilled Data Engineer with over two years of hands-on experience. You'll collaborate with data profe ...

Hybrid Data Engineer at Project X Ltd.

Elevate your career as a Data Engineer with Project X Ltd. in Toronto, Ontario. This hybrid role focuses on DBT and Python to craft scalable, high-performance data solutions.Project X Ltd. seeks a curious and skilled Data Engineer with over two years of hands-on experience. You'll collaborate with data ...

Developer .Net Full Stack

Nous recherchons un Développeur Full Stack Senior pour rejoindre notre équipe de développement dynamique. Vous participerez à la conception, au développement et à l'optimisation d'applications web performantes et évolutives. Profil recherché Expér ...

Artificial Intelligence Engineer

This range is provided by Surge Group. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $70,000.00/yr - $90,000.00/yr We are seeking a skilled AI/ML Engineer to work on innovative AI-driven projects al ...

JAVA/Python developer – Business Analyst H/F

Description du posteType de métierTypes de métiers Crédit Agricole S.A. - IT, Digital et Data Intitulé du posteJAVA/Python developer Business Analyst H/F Type de contratVIE Durée (en mois ...

JAVA/Python developer – Business Analyst H/F

Description du poste Composed of around 12 people, AMUNDI CANADA is in charge of commercial activities for the Canadian clients of AMUNDI.Besides its mission, AMUNDI CANADA is hosting a part of the Risk/Compliance/FrontOffice team of AMUNDI TECHNOLOGYAs a member of IT Complian ...

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