166,176+ Lead Fullstack Engineer Python Fastapi Jobs in Toronto, Canada — Local Employers Hiring June 2026

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AWS Infrastructure Engineer at NTT DATA

Master cloud infrastructure with NTT DATA as an AWS Infrastructure Engineer, focusing on platform creation and automation. Your expertise will help shape scalable solutions.With five years of experience, you will design and maintain AWS cloud platforms while implementing Infrastructure as Code using tools like T ...

Xanadu Quantum Software Engineer Performance Focus

Drive performance advancements in quantum computing at Xanadu as a Quantum Software Engineer. Your focus will be on optimizing software frameworks for quantum capabilities.In the PennyLane Performance Team, you will play an essential role in building a high-performance software stack that enhances the ...

AI Systems Optimization Engineer

Become a key player in AI technology as a Performance Engineer focused on enhancing software performance and system optimizations for ML applications. Work within an innovative Runtime Team to push the boundaries of x86 architecture performance.This role combines expertise in performance engineering with alg ...

Photonics Engineer Quantum Computing Expertise

Xanadu is seeking a Photonics Engineer with experimental expertise to drive advancements in quantum computing through innovative optical systems. Work within a talented team dedicated to solving global challenges.As part of the Hardware R&D Team, you will engage in the design, development, and validation of ...

Generative AI Data Engineer at Riverside

Advance your career with Riverside Natural Foods as a Generative AI Engineer. Drive the integration of sophisticated data analytics for enhanced decision-making and product development.In this role, you will build foundational data architectures that power analytics and machine learning applications. Y ...

PheedLoop Software Engineer I Position

Elevate your career as a Software Engineer I at PheedLoop in Toronto, where developing intuitive event technology is at the forefront. Engage with backend development and innovative systems to drive growth.In this role, you’ll contribute to products that change how events are experienced worldwide. Emb ...

Toronto Site Reliability Engineer Needed

Be a part of PheedLoop as a Site Reliability Engineer in Toronto, ON, where you can leverage your skills in system automation and reliability. Work at the forefront of event technology.In this full-time role, you'll be critical to maintaining the reliability of PheedLoop's infrastructure. Collaborate w ...

Innovative Research Engineer Role at Thomson Reuters

Join Thomson Reuters Labs as a Research Engineer and harness AI to develop groundbreaking solutions. Your passion for technology will help reshape professional practices globally.As part of our global team, you will focus on innovative AI and ML capabilities at Thomson Reuters Labs. Your expertise in c ...

Scotiabank Associate Engineer Position

Launch your career as an Associate Software Engineer with Scotiabank in Toronto, Canada. Work collaboratively to develop leading-edge capital market technology and analytics applications.In the Global Banking and Markets Engineering (GBME) team, you'll work hand in hand with business and technical team ...

Senior Engineer Specializing in Mobile Android Build and Release Pipelines

Streamline Android app releases as a Senior Build and Release Engineer. Champion CI/CD practices and tooling improvements in a dynamic remote environment.In this impactful role, you will maintain and enhance the mobile CI/CD pipeline, ensuring high-performance delivery of Android apps. Collaborate closely wi ...

AI Systems Reliability Engineer

Be a part of pioneering AI technology as an AI Systems Reliability Engineer. Ensure operational health and system reliability across varied environments in a hybrid working scenario.In this role, you'll manage the reliability of systems critical to AI infrastructure. Collaborate effectively with engineering ...

Junior Software Engineer, Lyft Ads Infra

Kickstart your career as a Junior Software Engineer with Lyft Ads, focusing on backend and data engineering. Work collaboratively in a hybrid environment to enhance ad technology and infrastructure.At Lyft, we're committed to building an inclusive team of engineers. This role within the Ad Infra team is perfect ...

Engineer for ML Kernel Performance

Take on the challenge of optimizing machine learning kernel performance. Your expertise will focus on debugging, tool development, and enhancing inference capabilities across complex systems.In this role, an engineer will merge software performance analysis with hardware system understanding to ensure ML mod ...

AI Systems Reliability Engineer Position

Become a Site Reliability Engineer to support cutting-edge AI technologies. Ensure system reliability and operational effectiveness utilizing your Linux and automation skills in a hybrid setup.In this role, you will focus on the intersection of reliability and customer engineering, validating that our AI sys ...

HelloFresh Vulnerability Management Engineer

Become a Vulnerability Management Engineer at HelloFresh, where security is key. Enjoy a flexible hybrid work model while improving our applications and systems through rigorous testing and assessments.As part of the security team, you will focus on refining and executing HelloFresh's Vulnerability Man ...

Senior Data Engineer at Autodesk Personalization Focus

Elevate user experiences as a Senior Data Software Engineer at Autodesk, focusing on AI-driven personalization solutions. This hybrid role in Toronto or remote offers impactful opportunities in software development.This role combines data engineering and backend development to create systems that enhan ...

Monex Endpoint Security Engineer Position

Drive endpoint security at Monex in Toronto as an Endpoint Security Engineer. Manage and protect user devices while implementing robust security measures.The role focuses on optimizing the security of laptops, desktops, and mobile devices to safeguard them against cyber threats. You will configure EDR ...

Innovative Backend Engineer at Pinterest

Become a key player in powering the future of inspiration at Pinterest as a Backend Software Engineer. Our dynamic team seeks talented engineers to build innovative backend solutions.This role emphasizes collaboration with product managers, designers, and backend engineers, demanding 2+ years of backen ...

Senior IAM Engineer for Passwordless Solutions

Elevate security frameworks as a Senior IAM Systems Engineer specializing in passwordless integration. Collaborate to enhance authentication mechanisms across multiple platforms.In this influential role, you'll facilitate the deployment of a passwordless authentication strategy within the organization. ...

Software Development Engineer in Test at CGI

Become a key player at CGI as a Software Development Engineer in Test (SDET) in a hybrid role based in Toronto. This position focuses on enhancing testing methodologies and automation frameworks.We are looking for a skilled SDET to join our dynamic team at CGI. In this role, you will engage in testing ...

Senior Backend Engineer in Financial Tech

Transform the fintech landscape as a Senior Backend Engineer at a leading firm in Downtown Toronto. This hybrid position emphasizes building scalable backend systems for investment and risk management.In this role, you'll engage with diverse teams to design high-performance solutions that streamline fi ...

Senior QA Engineer Automation Specialist

Transform quality assurance standards as a Senior QA Automation Engineer at a leading investment management organization. This role offers the chance to work with enterprise applications and innovative automation practices.As a key player in the global technology team, you'll design scalable test frame ...

Altera Place & Route Design Engineer

Advance your career with Altera as a Place & Route Design Engineer in Toronto, Ontario. Contribute to the automation of P&R processes in innovative FPGA design projects.In this pivotal role, you will support Altera's Design Methodology and Automation teams. With at least 3 years of experience in Place ...

Thomson Reuters Machine Learning Inference Engineer

Advance your skills as a Machine Learning Inference Engineer at Thomson Reuters, specializing in AI and deep learning in a hybrid environment.This role involves optimizing large-scale ML models for advanced inference capabilities while deploying workloads on infrastructure across platforms like AWS and ...

Cloud DevSecOps Engineer Financial Services

Bring your cloud expertise to a top financial service as a Cloud DevSecOps Engineer! Focus on automated compliance testing and AI integration across multi-cloud platforms.This position requires a background in Cloud Security, AI automation, and DevSecOps practices. You will design, develop, and maintain innovati ...

Quality Assurance AI Engineer at IDC

Become a key player at IDC as an AI Engineer specializing in Observability and Quality, focusing on enhancing AI response accuracy. This role is remote and pivotal for establishing quality standards.In this solo role, you’ll design comprehensive evaluation frameworks that bolster the integrity and performanc ...

Data Engineer for AI Systems

Empower AI solutions by managing data integration as a Data Engineer. Focus on designing systems that enable autonomous AI agents to interact seamlessly within enterprise frameworks.This key role demands expertise in data engineering, with an emphasis on developing scalable data architectures for advanced AI ...

Senior Software Engineer Data Engineering

Pioneering change at Snowflake, our Data Engineering Experience team seeks a Senior Software Engineer. Influence the future of data through AI-native solutions and strong collaboration.In this pivotal role, you will utilize your 7+ years of development experience to guide significant projects across Java, Py ...

Senior Engineer in Design Verification at Lightmatter

Become a Senior Engineer in Design Verification at Lightmatter, contributing to pioneering AI data center technology. Focus on implementing high-level verification methodologies to ensure design integrity and performance.In this critical position, you will work at the crossroads of digital and analog design, ...

AI Engineer with LLM Specialization at BMO

Take the next step in your career as an AI Engineer at BMO Capital Markets. Specialize in Large Language Models and Generative AI while delivering high-impact solutions.In this role within our Data Cognition Team, you will design and implement innovative AI technologies that drive efficiency in investment ba ...

Advanced Data Pipeline Architect

Elevate data engineering practices as a Senior Data Engineer. Focus on designing sophisticated data pipelines and ensuring quality across analytics and reporting environments.Your role will involve actively leading architectural decisions in designing data ingestion, processing, and serving. Partner with div ...

AI Solutions Engineer for Sales

Become an AI Solutions Engineer at AidenSales, part of RBC Capital Markets, blending your passion for AI with sales enhancement. Focus on Generative AI to revolutionize client interactions.As an integral member of the DART team in Toronto, you will work on advanced frameworks that solve critical sales use cases, ...

Senior Backend Engineer in Financial Tech

Transform the fintech landscape as a Senior Backend Engineer at a leading firm in Downtown Toronto. This hybrid position emphasizes building scalable backend systems for investment and risk management.In this role, you'll engage with diverse teams to design high-performance solutions that streamline financia ...

Expert Machine Learning Engineer Toronto

Join our team as an Expert Machine Learning Engineer focused on Advanced Analytics in Toronto, ON. Your skills in deep learning and generative AI will enhance our operational capabilities.This position is perfect for a professional with 3+ years of experience in production-scale machine learning systems. You wil ...

AI Engineer with LLM Specialization at BMO

Take the next step in your career as an AI Engineer at BMO Capital Markets. Specialize in Large Language Models and Generative AI while delivering high-impact solutions.In this role within our Data Cognition Team, you will design and implement innovative AI technologies that drive efficiency in investm ...

Software Engineer for AI Inference Optimization

Become a pivotal part of NVIDIA's team as a Senior Software Engineer specializing in AI inference optimization. Your skills in GPU kernel development and benchmarking will play a crucial role here.This role demands seasoned software engineers dedicated to refining AI inference systems. You will activel ...

Senior CI/CD Platform Engineer at ZoomInfo

Elevate your career as a Senior CI/CD Platform Engineer at ZoomInfo, specializing in Kubernetes and Jenkins ecosystems. Focus on pipeline efficiency and system reliability across cloud environments.In this role, you will exercise end-to-end ownership of platform projects, enhancing CI/CD capabilities. Collab ...

Salesforce Support Engineer in Toronto

Join us as a Salesforce Production Support Engineer located in Toronto, ON, where your skills in application stability and automation will shine. Focus on managing incident processes and system improvements across investment banking applications.In this L2/L3 support role, you will cater to global front-offi ...

Advanced Technical Support Engineer Integrations

Step into a pivotal role as a Technical Support Engineer focused on Integrations in Toronto. Deliver solutions for complex platform issues and enhance user experiences in a hybrid environment.This position allows you to leverage your technical skills in diagnosing and resolving intricate integration and infr ...

Technical Support Engineer – Hybrid Position

Elevate your career as a Technical Support Engineer with a renowned company in Toronto. This hybrid position focuses on troubleshooting and providing exceptional service to diverse global clients.The successful candidate will resolve advanced technical issues within ServiceNow while mentoring junior support ...

Expert UI Engineer at Sledgehammer Games

Transform gaming interfaces as a Senior UI Engineer with Sledgehammer Games in Toronto. Use your strong LUA scripting and C/C++ skills to enhance AAA game experiences.In this role, you will be instrumental in designing and developing user interfaces, collaborating with both local and international teams. Lev ...

Senior Network Engineer at Orion Innovation

Join Orion Innovation as a Senior Network Engineer, specializing in complex network infrastructure design and implementation. This role emphasizes deep technical expertise and effective problem-solving.In this senior position, you will be responsible for designing, configuring, and maintaining a range of net ...

Advanced Data Scientist at Askuity

Join Askuity as an Advanced Data Scientist, utilizing machine learning to support Home Depot's suppliers. This role focuses on deploying analytics solutions to drive strategic decisions.In this role, you will work at Askuity in Toronto, collaborating closely with merchants and suppliers. Your expertise in pr ...

Data Engineer Focused on Azure Data Services

Enhance your career as a Data Engineer specializing in Azure and Microsoft Fabric, where you'll build powerful data solutions that deliver insights. Engage in transforming both structured and unstructured data.With 4-7+ years in the field, this role demands hands-on experience with Azure Data Services and Mi ...

Autodesk Principal Data Engineer Role

Elevate user experiences as Autodesk's Principal Data Engineer, driving AI-native innovations. This hybrid role blends data architecture with advanced analytics, empowering stakeholders to engage with insights through real-time data.Reporting to the Director of Growth and Data Science, you will build scalabl ...

Backend Engineer Driving AI Solutions in Legal Tech

Shape the future of legal technology as a Backend Engineer focused on AI solutions. Work in a hybrid environment to enhance document generation for personal injury law.In this senior position, you will design and implement advanced AI-native workflows, collaborating closely with a dynamic team. Your strong s ...

Cybersecurity Senior Engineer in Vancouver

Step up to the challenge as a Senior Security Engineer with RBC, located in vibrant Vancouver, Canada. Focus on pioneering offensive and defensive cybersecurity methodologies within a collaborative team.At RBC, you will be an integral part of the Attack Resilience Management team, tasked with fortifying our ...

Intermediate Cloud Software Engineer Role

Join Achievers as an Intermediate Software Engineer focusing on cloud technologies. Develop essential HRIS integrations that improve business workflows and sync employee data at scale.This role offers you the chance to work on the Achievers platform's User Domain and HRIS integrations. You will leverage mode ...

Veeva Cloud DevOps Engineer Role

Join Veeva as a DevOps Engineer, focusing on cloud architecture and automation. Leverage cutting-edge technologies to enhance infrastructure and streamline delivery for our customers.In this role, you'll tap into your 3+ years of DevOps experience, emphasizing automation and distributed systems to support Ve ...

Infrastructure Engineer with AutoSys Expertise

Become a key player in financial services as an Infrastructure Engineer focusing on AutoSys and Windows with BeachHead. Apply your expertise to improve enterprise scheduling efficiency.In this vital role within BeachHead's Infrastructure Operations, you will provide technical leadership for enterprise schedu ...

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