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Senior Lead Machine Learning Engineer, Agentic AI

Upwork Inc.’s (Nasdaq: UPWK) family of companies connects businesses with global, AI-enabled talent across every contingent work type including freelance, fractional, and payrolled. This portfolio includes the Upwork Marketplace, which connects businesses with on-demand access to highly skilled talent ...

Senior Lead Machine Learning Engineer, Agentic AI

Upwork Inc.’s (Nasdaq: UPWK) family of companies connects businesses with global, AI-enabled talent across every contingent work type including freelance, fractional, and payrolled. This portfolio includes the Upwork Marketplace, which connects businesses with on-demand access to highly skilled talent ...

Forward Deployed Engineer

CommerceIQ’s AI-powered digital commerce platform is revolutionizing the way brands sell online. Our unified ecommerce management solutions empower brands to make smarter, faster decisions through insights that optimize the digital shelf, increase retail media ROI and fuel incremental sales across the worl ...

Machine Learning Engineer

Job DescriptionJob Title: Senior Machine Learning Engineer (LLM & MLOps)Location: Toronto, ONWork Model: Hybrid (3–4 days WFO)Experience: 5+ years (ML engineering experience)Job ...

Machine Learning Engineer

Job DescriptionJob Title: Senior Machine Learning Engineer (LLM & MLOps)Location: Toronto, ONWork Model: Hybrid (3–4 days WFO)Experience: 5+ years (ML engineering experience)Job ...

Data Engineer Databricks (Remote)

Data Engineer - Databricks (Remote) We work with global enterprises to design and build data platforms that power digital products used by millions of users. Our projects involve large-scale datasets, complex distributed pipelines, and real business impact. We’re looking for a ...

Junior Databricks Data Engineer: AWS Lakehouse Pipelines

A specialist financial services firm based in Toronto is seeking a Junior Data Engineer. In this role, you'll develop solutions on the Databricks platform and optimize data pipelines, contributing to impactful data initiatives. Candidates should have at least 1 year of experience in data engineering and familiar ...

Inference Performance Engineer: AI Speed & Scale

A leading AI hardware provider in Toronto seeks an engineer for the inference performance team. Candidates will work at the intersection of hardware and software, enhancing model inference speed. The role demands a strong background in computer architecture and requires a degree in Electrical Engineering or Comp ...

Brain Team Software Engineer – AI for Forensics

A digital investigative software company in Toronto is seeking a skilled Software Engineer to design and optimize AI capabilities. This role involves working on software systems for forensic investigations, optimizing performance, and collaborating with cross-functional teams. Candidates should have over 3 years ...

Senior Quality Engineer — AI Driven QA & Automation Lead

A Canadian digital automotive solutions leader is seeking a Senior Quality Engineer in Toronto. This role focuses on defining quality standards and improving testing practices while leveraging AI technologies. Candidates must have over 6 years of experience in software testing, manual and automated methodologies ...

Senior Software Engineer Real Time AI & Low Latency

A tech company focusing on AI is seeking a full stack engineer to develop innovative real-time interview systems. You'll build and scale infrastructure, create backend APIs, and ensure smooth concurrency during interviews. The ideal candidate has 3-5+ years of software engineering experience and a solid understa ...

Full Stack GenAI Developer: RAG & Azure

A leading AI solutions provider in Toronto seeks a Senior Gen AI Developer/Engineer to join their team. You will lead the delivery of scalable applications using Python (FastAPI) and Vue.js, focusing on advanced AI capabilities in a financial services context. Ideal candidates should have proven experience with ...

Sustainability ML Engineer — LLMs & MLOps (Hybrid)

A technology consulting firm in Toronto seeks a Machine Learning Engineer to join their dynamic team. This hybrid position involves developing and maintaining LLM-powered systems and ML pipelines that contribute to sustainability efforts. The ideal candidate has over 5 years of experience with Python and ML syst ...

Staff Cloud Platform & SRE Engineer

A leading AI technology company is on the lookout for a Staff Software Engineer with a focus on platform infrastructure and site reliability engineering. This role involves backend development, service integration, and infrastructure automation, suitable for hybrid or remote work arrangements. Ideal candidates w ...

Senior AI Engineer Remote, Build Next Gen AI Platforms

A leading technology company is seeking a Senior AI Engineer to drive AI initiatives from architecture to implementation. This remote role requires extensive experience in AI and machine learning, with a focus on building and deploying innovative solutions. Ideal candidates will have direct experience with cloud ...

Senior SRE: Global Cloud Infra & Automation (Remote)

A leading tech firm is seeking a Senior Site Reliability Engineer with expertise in Linux and Python to manage cloud and Kubernetes clusters. This role involves working in a high-pressure environment while implementing automation and devsecops practices. Strong interpersonal skills and the ability to travel inte ...

Senior Remote Backend Engineer, Decisions & Pricing

A leading financial technology company is seeking a Senior Software Engineer, Backend, to enhance its underwriting engine for consumer credit solutions. This role demands strong experience in backend systems, excellent problem-solving skills, and the ability to lead teams through challenges. Candidates should be ...

Senior Backend Engineer — AI Platform & LLM Infra

A cutting-edge SaaS company in Toronto is seeking a Senior Backend Engineer to design and enhance backend systems supporting AI-powered products. This hybrid role requires extensive experience with backend systems, proficiency in Python, and a collaborative mindset. The ideal candidate will have a strong technic ...

Senior Data Engineer ETL & Data Platform Lead

A tech consulting firm in Toronto is seeking a Senior Data Engineer to design and implement robust ETL solutions. You will support existing applications while ensuring high-quality deliverables through expert technical leadership. The ideal candidate should possess significant experience in Python, shell scripti ...

Senior SRE: Automation, Observability & Batch Performance

A global technology services provider is seeking a Site Reliability Engineer in Toronto to enhance the reliability and efficiency of critical batch workloads. This mid-senior level contract role emphasizes automation, application development, and observability using Dynatrace. Candidates should possess expert sk ...

Senior Full Stack Engineer for AI Workspace Platform

A leading AI technology firm in Toronto is looking for a Senior Full Stack Engineer to build and ship features for their AI workspace platform. The role requires expertise in Python and React, along with the ability to develop solutions for sensitive data handling. Candidates should have a strong coding backgrou ...

Lead Cloud DevSecOps: Automation & Security

A technology company in Ontario, Canada is seeking a Lead Cloud DevSec Ops Engineer to ensure cloud solutions comply with security standards. Key responsibilities include implementing cloud capabilities, developing APIs, and integrating security tools. Ideal candidates will have over 7 years of experience in IT ...

Remote AI/ML Engineer, IT Operations

A leading professional services firm in Toronto is seeking a motivated AI/ML Engineer to design and implement machine learning solutions that enhance IT operations. Candidates should have 3-5 years of experience, including proficiency in Python and familiarity with Splunk. This role offers a competitive salary r ...

Application Engineer, GTM Tech — Remote & High Impact

A leading North American logistics company seeks an experienced Application Engineer to join the Go-To-Market Technology team. The role involves maintaining critical applications, enhancing system efficiency, and collaborating with stakeholders to deliver robust technical solutions. Candidates should have over 5 ...

Senior AI Engineer: Production Grade AI Systems (Hybrid)

A leading research enablement platform is looking for a Senior AI Engineer to join its Toronto team. In this hybrid role, you will design and operate scalable backend services for Generative AI capabilities and oversee the full lifecycle of AI applications. Ideal candidates have over 6 years in backend systems a ...

GTM Applications Engineer: Salesforce & Custom Apps

A leading technology company in Toronto is seeking an experienced Application Engineer to maintain business-critical systems and ensure seamless support for internal teams. This role demands over 5 years of expertise in Salesforce along with custom solutions using modern programming languages such as Kotlin, Go, ...

Junior Databricks Data Engineer — Hybrid Lakehouse

A global financial services provider is seeking a Junior Data Engineer to join their Toronto team. The role involves developing data pipelines and solutions on the Databricks platform, collaborating with data scientists and stakeholders. Candidates should have experience in data engineering, Python, and cloud se ...

Cluster UI & Full Stack Engineering Lead

A leading tech company in Toronto seeks a skilled UI Engineer to develop a large-scale cluster management portal. The ideal candidate will lead UI development, integrate with backend services, and collaborate with multiple engineering teams. Required skills include extensive experience in UI development with fra ...

Senior Lead Security Engineer: Splunk & Cloud SIEM Lead

A leading technology firm in Toronto is seeking a Senior Lead Security Engineer to enhance its security operations center using Splunk and Cloud technologies. Candidates should possess deep expertise in Splunk and advanced SIEM architecting with proven experience in cloud security environments like Azure, AWS, a ...

Senior AI Security Engineer | Remote flexible

A leading AI company in Toronto is seeking a Senior Software Engineer with a focus on security to enhance their architecture. You will develop secure AI features, contribute to authentication mechanisms, and collaborate with cross-functional teams. Ideal candidates have over 5 years of experience in secure softw ...

Senior Software Engineer, Fund Operations & ML Pipelines

A leading investment firm in Toronto is looking for a Senior Software Engineer to tackle complex challenges and enhance financial systems. You will work on AI-driven solutions and flexible reporting pipelines, collaborating with cross-functional teams to redefine fund administration. The ideal candidate has over ...

Senior Transmission Planner Power Systems Studies

A leading engineering firm in Canada is seeking an Intermediate/Senior Transmission Planning Power Systems Studies Engineer. This role involves conducting power system modelling and studies, requiring experience with PSS/E and Python. The firm offers flexible work arrangements. Candidates should possess a Master ...

Senior Data Engineer Real Time Analytics Platform

A leading analytics company is seeking a Senior Data Engineer to enhance the Insights Explorer feature of their platform. This role involves designing data infrastructure for processing and analyzing vast datasets, ensuring high-quality data. Ideal candidates should have extensive experience in data engineering, ...

Edge & Cloud AI Software Engineer

A pioneering AI service provider in Toronto seeks a Software Engineer to develop and support AI software systems for customer-facing deployments. You'll collaborate with deployment and ML teams while ensuring reliable system performance. Candidates should have a degree in Computer Science and solid backend devel ...

Senior Data Engineer — Build Scalable Data Platforms

A global software company in Toronto is seeking a Senior Data Engineer to join its Data and Analytics team. This position requires expertise in ETL/ELT processes, proficiency in Python and SQL, and familiarity with tools like Snowflake and Apache Spark. The ideal candidate will develop scalable systems and overs ...

Senior AI/ML Engineer Production Systems, Remote

A technology firm is looking for a Senior AI/ML Engineer to work on impactful AI projects. This remote role requires strong experience in building production machine learning systems and collaborating with cross-functional teams. Candidates should be proficient in Python and familiar with cloud platforms, ensuri ...

Senior Security Engineer Add ons Platform

A leading technology organization located in Toronto is seeking a Senior Software Engineer for Operations. The role involves delivering major features and architectural improvements across the Add-ons stack, creating observability systems, and ensuring platform reliability. Candidates should have experience in b ...

Remote Site Reliability Engineer: Global DNS & Networking

A privacy-focused technology company is seeking a Site Reliability Engineer for a remote or hybrid role based in Toronto. This position involves managing and improving global networking architecture, diagnosing DNS issues, and automating workflows. The ideal candidate will have a strong background in networking ...

Lead AI Engineer for Intelligent Accounting (Hybrid)

A leading technology firm is seeking a Lead Software Engineer in Toronto, Canada, to develop AI-driven systems to enhance accounting workflows. The ideal candidate will have a bachelor's degree in computer science and 6-8 years of backend development experience. Key technologies include Python, FastAPI, and AWS. ...

Senior Data Engineer Scalable Cloud Pipelines & Analytics

A leading technology firm in Toronto is seeking a Senior Data Engineer to design and build scalable data pipelines and analytics platforms. Your expertise in Azure technologies like Databricks, Data Factory, and SQL will be key in ensuring data solutions meet operational and analytical needs. Candidates should h ...

Data Engineer: Scalable ELT Pipelines & ML APIs

A leading financial services company is seeking a Data Engineer to build and maintain data infrastructure, focusing on technologies such as Snowflake, Apache Airflow, and Docker. This remote-first role requires collaboration across teams to enhance analytics and create data-driven applications. Candidates should ...

Senior Data Platform Engineer

A top Canadian fintech company is seeking a Senior Data Engineer to enhance analytics productivity and reliability across its platforms. This role demands expertise in Python, cloud infrastructure, and collaborative skill to create efficient systems for data analysts and scientists. The candidate will lead signi ...

Staff Backend Engineer Scale & Mentorship (Hybrid/Remote)

A leading employee recognition platform is seeking a Software Engineer to lead complex back-end projects. You will shape innovative solutions that scale for millions and collaborate with a high-performing team. This role allows for hybrid work, based in Toronto, with a salary range of $140,000 to $189,000 depend ...

Senior Data Engineer: Microsoft Fabric Pipelines (Hybrid Toronto)

A leading digital solutions provider in Toronto is seeking a Senior Data Engineer with expertise in SQL and Python. The role involves designing data pipelines, ensuring data quality, and utilizing Microsoft Fabric. The ideal candidate has over 7 years of experience in data engineering and is skilled in cloud-bas ...

Data Engineer – Remote First ELT Pipelines & ML APIs

A financial technology company in Toronto is seeking a Data Engineer to build and maintain data infrastructure. You will create ELT pipelines, design data models, and collaborate with teams to deliver data-driven solutions. The ideal candidate has over 2 years of experience, familiarity with Python, SQL, and clo ...

Senior Software Engineer — Lead High Impact, Remote/Hybrid

A leading employee recognition platform in Canada seeks a Senior Software Engineer to drive product impact at a global scale. The role offers hybrid or remote work options. Responsibilities include leading projects, mentoring engineers, and improving engineering practices. Candidates should have 5-7+ years in a ...

Senior AWS Data Platform Engineer: Spark & Lake Formation

A leading global provider of digital engineering services is seeking a Senior AWS Data Platform Engineer in Toronto, Canada. The role involves designing and optimizing secure data platforms on AWS, developing efficient data pipelines using Python and Spark, and automating infrastructure with Terraform. Ideal can ...

Senior ML Data Engineer — Scale AI Core Pipelines (Equity)

A leading digital financial platform is seeking a skilled Machine Learning Engineer to work on data ingestion pipelines and model evaluation. The role involves building scalable data systems, ensuring data quality, and collaborating across teams to enhance machine learning infrastructure. Candidates should have ...

Lead SOAR Engineer Automate & Orchestrate Security

A leading game development company in Toronto is seeking a Lead Security Operations Engineer to manage and optimize their Security Orchestration, Automation, and Response (SOAR) platform. The role calls for a minimum of 5 years' experience in security operations and a strong background in automation and technica ...

Senior AI Architect — Enterprise Solutions (RAG & MLOps)

A leading global technology firm is seeking a Senior AI Engineer to define technical requirements and design AI architectures. The ideal candidate must have at least 11 years of IT experience with a focus on AI/ML developments, strong communication skills, and proficiency in Python. You will collaborate across d ...

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    Fullstack Engineer Python Java Typescript Jobs in Toronto Job Search Guide, Trends and Insights