503,223+ Lead Fullstack Engineer Python Fastapi Jobs in Canada — Top Companies Hiring June 2026

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Senior ML Platform Engineer — Ray, AWS & ML Ops

A leading autonomous vehicle technology firm in Montreal is seeking a Senior ML Engineer with extensive experience in machine learning and cloud services. The role involves building and improving ML frameworks and collaborating with teams to drive innovation in autonomous freight solutions. Ideal candidates will ...

Gen AI Engineer: Cloud ML, Vertex AI & Data Pipelines

A leading tech company in Canada is seeking a highly skilled Gen AI Engineer to design and implement generative AI solutions using GCP and Vertex AI. The ideal candidate will develop, train, and deploy AI/ML models, build scalable data pipelines, and collaborate with teams for end-to-end AI product development. ...

Senior Cloud Security Ops Engineer — Remote Flexible

A tech company specializing in AI is seeking a Senior Security Operations Engineer who will be responsible for advising leadership on security risks and hardening cloud environments. The ideal candidate has over 5 years of experience in SecOps, a strong background in cloud security, and is comfortable with progr ...

Senior On Device ML Engineer for Creative Tools

A leading tech company is seeking a highly skilled ML Engineer to join a new engineering team. In this role, you'll define and implement AI features in Creator Studio applications and collaborate with designers and engineers. The ideal candidate has 5+ years of experience in AI tools, strong programming skills i ...

Gen AI Engineer: Cloud ML, Vertex AI & Data Pipelines

A leading tech company in Canada is seeking a highly skilled Gen AI Engineer to design and implement generative AI solutions using GCP and Vertex AI. The ideal candidate will develop, train, and deploy AI/ML models, build scalable data pipelines, and collaborate with teams for end-to-end AI product development. ...

Senior Data Engineer Cloud ETL & BigQuery Expert (Remote)

A growing data product company in Canada is looking for an experienced Data Engineer to join its dynamic team. The candidate will design and maintain scalable ETL pipelines, oversee data infrastructure, and work closely with enterprise clients for data solutions. Key qualifications include 5+ years of experience ...

Senior AI Full Stack Engineer – LLM Apps

A leading management consulting firm in Toronto is seeking a Sr. Associate Engineer – AI Full Stack Developer. In this role, you will be tasked with designing and deploying sophisticated AI solutions for Pharma R&D. Strong proficiency in Python and experience with large language models is essential. The position ...

Senior Data Engineer Cloud ETL & BigQuery Expert (Remote)

A growing data product company in Canada is looking for an experienced Data Engineer to join its dynamic team. The candidate will design and maintain scalable ETL pipelines, oversee data infrastructure, and work closely with enterprise clients for data solutions. Key qualifications include 5+ years of experience ...

Senior Data Engineer Cloud ETL & BigQuery Expert (Remote)

A growing data product company in Canada is looking for an experienced Data Engineer to join its dynamic team. The candidate will design and maintain scalable ETL pipelines, oversee data infrastructure, and work closely with enterprise clients for data solutions. Key qualifications include 5+ years of experience ...

Senior Data Engineer Cloud ETL & BigQuery Expert (Remote)

A growing data product company in Canada is looking for an experienced Data Engineer to join its dynamic team. The candidate will design and maintain scalable ETL pipelines, oversee data infrastructure, and work closely with enterprise clients for data solutions. Key qualifications include 5+ years of experience ...

Senior Design Verification Engineer, Photonics AI Compute

A cutting-edge technology firm in Toronto is seeking a Design Verification Engineer to define methodologies and create test plans for integrated digital, analog, and photonic devices. The ideal candidate will have over 8 years of experience in design verification, strong expertise in UVM, and proficiency in Pyth ...

Geospatial Omniverse Data Engineer for Real Time Pipelines

A tech startup in Central Ontario is seeking a Junior/Mid-Level Data Engineer to design and optimize data pipelines for geospatial data workflows. You will be working with Nvidia Omniverse to enhance simulation projects and collaborate with cross-functional teams. The ideal candidate will have 2+ years of experi ...

Senior Design Verification Engineer, Photonics AI Compute

A cutting-edge technology firm in Toronto is seeking a Design Verification Engineer to define methodologies and create test plans for integrated digital, analog, and photonic devices. The ideal candidate will have over 8 years of experience in design verification, strong expertise in UVM, and proficiency in Pyth ...

Remote SDK Engineer Multi Language Development

A leading IT staffing firm is seeking a skilled SDK Engineer to support and enhance existing client SDKs across multiple programming languages. This remote role involves hands-on development, comprehensive testing, and collaboration with the FGA team. Candidates should be proficient in Go, JavaScript, .NET, Pyth ...

Senior Data Engineer Cloud ETL & BigQuery Expert (Remote)

A growing data product company in Canada is looking for an experienced Data Engineer to join its dynamic team. The candidate will design and maintain scalable ETL pipelines, oversee data infrastructure, and work closely with enterprise clients for data solutions. Key qualifications include 5+ years of experience ...

Virtual ECU Prototyping Engineer (SystemC/TLM 2.0)

A leading automotive company in York Region is seeking a Virtual Prototyping Application Engineer. The role involves creating SystemC TLM 2.0 models of ECUs and integrating them into virtual environments. Candidates should have 1-3 years of relevant experience and proficiency in SystemC and various programming l ...

Staff AI Engineer: Enterprise AI & MLOps Leader

A leading global information services company in Toronto is seeking a Staff Software Engineer (AI) to join their Forward Engineering team. The role involves architecting and implementing enterprise-scale AI solutions, requiring 8+ years of software engineering experience and mastery of AI/ML frameworks like Pyth ...

Senior Full‑Stack Engineer — AI for Accelerating Discovery

A leading global editing service is seeking a Senior Full‑Stack Engineer to develop AI-driven products that empower researchers. In this role, you'll design scalable web applications, develop high-performance back-end and front-end systems, and integrate AI systems. The ideal candidate will have extensive experi ...

Senior Software Engineer: Distributed Systems & Cloud

A leading software company is looking for an experienced engineer for a high-impact role that involves architectural ownership. You will need strong programming skills in Go, Java, or Python and proven experience in designing and building distributed systems or microservices architectures. Knowledge of cloud pla ...

Real Time FinTech ML Engineer: Market Signals

A fintech company in Canada is seeking a skilled Machine Learning Engineer to build innovative models that power their analytics platform. Responsibilities include developing algorithms for accurate market signal generation and analyzing complex financial datasets. The ideal candidate has advanced Python profici ...

Generative AI Engineer – Innovation Team (Toronto)

A leading financial services company in Toronto is seeking a Machine Learning Engineer to join their AI Innovation teams. The role involves building and deploying cutting-edge ML systems, collaborating with various product teams, and leveraging cloud infrastructure. Ideal candidates should have a solid foundatio ...

Senior Open Source Data Platform Engineer

A leading data observability company in the Region of Waterloo is seeking a Senior Software Engineer with at least 7 years of experience in distributed systems. In this full-time, on-site role, you will design and develop the Open Source Data Platform while contributing to open-source technologies. The ideal can ...

Senior Data Engineer — Databricks on AWS (Remote)

A leading data solutions company is seeking a Senior Data Engineer to join their fully remote team. In this role, you will design and build scalable ETL/ELT pipelines using Databricks on AWS, ensuring data quality and collaborating closely with cross-functional teams. The ideal candidate has over 7 years of expe ...

Quantitative Software Engineer: ML, Math & LargeScale

A renowned consulting firm in Toronto is looking for a Quantitative Software Engineer to tackle complex computational challenges. Responsibilities include developing systems for machine learning and quantitative algorithms, while collaborating with research partners. Ideal candidates have a BS in Computer Scienc ...

Senior Automation Test Engineer UI & API Automation

A custom software development company is seeking a Senior Automation Test Engineer in Canada. The role involves designing, developing, and maintaining automated UI test solutions with a strong focus on API/Web Service testing and collaboration with manual testing teams. Ideal candidates should possess at least 4 ...

Senior Automation Test Engineer UI & API Automation

A custom software development company is seeking a Senior Automation Test Engineer in Canada. The role involves designing, developing, and maintaining automated UI test solutions with a strong focus on API/Web Service testing and collaboration with manual testing teams. Ideal candidates should possess at least 4 ...

Senior Automation Test Engineer UI & API Automation

A custom software development company is seeking a Senior Automation Test Engineer in Canada. The role involves designing, developing, and maintaining automated UI test solutions with a strong focus on API/Web Service testing and collaboration with manual testing teams. Ideal candidates should possess at least 4 ...

Senior Automation Test Engineer UI & API Automation

A custom software development company is seeking a Senior Automation Test Engineer in Canada. The role involves designing, developing, and maintaining automated UI test solutions with a strong focus on API/Web Service testing and collaboration with manual testing teams. Ideal candidates should possess at least 4 ...

Senior Data Engineer — Databricks on AWS (Remote)

A leading data solutions company is seeking a Senior Data Engineer to join their fully remote team. In this role, you will design and build scalable ETL/ELT pipelines using Databricks on AWS, ensuring data quality and collaborating closely with cross-functional teams. The ideal candidate has over 7 years of expe ...

Senior Full‑Stack & Data Engineer (Hybrid, Vancouver)

A leading furniture technology company is seeking a Senior Software Engineer (Full Stack + Data) in Vancouver, British Columbia. The role involves designing, developing, and maintaining scalable web and data applications, with responsibilities spanning full-stack application development, data engineering, and cl ...

Senior Automation Test Engineer UI & API Automation

A custom software development company is seeking a Senior Automation Test Engineer in Canada. The role involves designing, developing, and maintaining automated UI test solutions with a strong focus on API/Web Service testing and collaboration with manual testing teams. Ideal candidates should possess at least 4 ...

Senior Software Engineer, AI Security & DevSecOps

A cutting-edge AI company in Toronto is seeking a Senior Software Engineer focusing on security. You will be responsible for developing and implementing security features, ensuring safe user authentication, and managing sensitive data. Ideal candidates have over 5 years of experience in secure software developme ...

Analytics Engineer: AI Driven Value Creation

A technology-focused firm in Toronto is seeking a talented Analytics Engineer to join their team. You will collaborate with analytics engineers to design and develop advanced analytics solutions for private equity-backed clients. The ideal candidate has experience in data analytical techniques and strong program ...

Senior Data Platform Engineer — Hybrid (Toronto)

A technology company in Toronto is seeking a Data Engineer to build and maintain scalable data platforms and pipelines. The role involves collaborating with teams to provide data solutions, and requires proficiency in Python, SQL, and cloud technologies like BigQuery and Snowflake. Candidates should have 4+ year ...

Principal ML Engineer, Evaluation for CAD/BIM (Remote)

A leading software company is seeking a Principal Machine Learning Engineer based in Toronto or Vancouver. This role involves evaluating ML models for CAD and BIM, working closely with various teams to ensure high standards of quality and reliability. Candidates should have at least 4 years of experience in ML e ...

Senior Backend Engineer for Scalable AI Platform

A leading AI technology company in Toronto is seeking an experienced Senior Backend Software Engineer. In this role, you will build backend services and infrastructure to support AI workloads, design scalable APIs, and collaborate with frontend and ML engineers. Candidates should have over 5 years of backend eng ...

Senior Data Engineer — Databricks on AWS (Remote)

A leading data solutions company is seeking a Senior Data Engineer to join their fully remote team. In this role, you will design and build scalable ETL/ELT pipelines using Databricks on AWS, ensuring data quality and collaborating closely with cross-functional teams. The ideal candidate has over 7 years of expe ...

Senior Automation Test Engineer UI & API Automation

A custom software development company is seeking a Senior Automation Test Engineer in Canada. The role involves designing, developing, and maintaining automated UI test solutions with a strong focus on API/Web Service testing and collaboration with manual testing teams. Ideal candidates should possess at least 4 ...

Senior Backend Engineer, AI Platform (Hybrid Toronto)

A technology company in Toronto seeks a backend engineer to design and enhance systems that leverage AI for the legal industry. The ideal candidate will have extensive experience in backend systems design and cloud technologies, and will play a crucial role in delivering scalable solutions. This hybrid role requ ...

Senior ML Engineer — MLOps & Cloud AI Platform

A leading insurance provider in Toronto is seeking a Senior Machine Learning Engineer to design and deploy ML solutions. Key responsibilities include developing ML pipelines, optimizing performance, and collaborating cross-functionally. The ideal candidate has over 5 years of experience, proficiency in Python an ...

Senior Data Engineer — Databricks on AWS (Remote)

A leading data solutions company is seeking a Senior Data Engineer to join their fully remote team. In this role, you will design and build scalable ETL/ELT pipelines using Databricks on AWS, ensuring data quality and collaborating closely with cross-functional teams. The ideal candidate has over 7 years of expe ...

Cloud Security Engineer: GKE/Azure, DevSecOps Expert

A leading bank in the Americas is seeking a Cloud Security Engineer to join its team in Toronto. This role involves designing, developing, and maintaining cloud security tools while working collaboratively across various teams. The ideal candidate will have over three years of software development experience in ...

Senior Data Engineer — Databricks on AWS (Remote)

A leading data solutions company is seeking a Senior Data Engineer to join their fully remote team. In this role, you will design and build scalable ETL/ELT pipelines using Databricks on AWS, ensuring data quality and collaborating closely with cross-functional teams. The ideal candidate has over 7 years of expe ...

Quantitative Software Engineer: ML, Math & LargeScale

A renowned consulting firm in Toronto is looking for a Quantitative Software Engineer to tackle complex computational challenges. Responsibilities include developing systems for machine learning and quantitative algorithms, while collaborating with research partners. Ideal candidates have a BS in Computer Scienc ...

Senior Software Engineer, Security for AI Platform (Remote)

A leading AI company in Toronto is seeking a Senior Software Engineer with a focus on security. This role involves building security features for an AI workspace platform, developing autonomous agents, and performing application testing. Applicants should have over 5 years of experience in software engineering, ...

FinTech Software Engineer – Carbon Markets Platform

A leading carbon markets firm based in Toronto is seeking a Software Engineer to develop features for their financial intelligence platform. This role involves working with complex financial datasets and requires strong technical skills in Python and TypeScript. The ideal candidate will have over 5 years of expe ...

Senior Full Stack Engineer, Trust & Safety (Remote)

A leading fintech company in Canada is looking for a Full Stack Engineer to own and deliver high-availability systems. You will work collaboratively across teams to solve complex problems and have the opportunity to develop your skills while contributing to significant projects. Candidates should have over 4 yea ...

AI/ML Engineer Co‑op — Build Hiring AI (Remote)

A technology company in Canada is seeking an AI/ML Engineer intern to work closely with the founding team to create impactful AI systems for their hiring platform. You will prototype AI agents, fine-tune models, and integrate AI features while gaining mentorship from experienced operators. This is a remote-first ...

AI Engineer: Scalable Data & LLM Solutions

An innovative technology firm in Mississauga is seeking an AI Engineer to design and operationalize intelligent systems. The role involves creating scalable data pipelines and delivering AI-driven solutions to enhance product metrics. The ideal candidate will have 3-5 years of experience in data and AI systems, ...

Cloud Security Engineer: GKE/Azure, DevSecOps Expert

A leading bank in the Americas is seeking a Cloud Security Engineer to join its team in Toronto. This role involves designing, developing, and maintaining cloud security tools while working collaboratively across various teams. The ideal candidate will have over three years of software development experience in ...

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