Jobs for freelance machine learning developer python at Toronto

About Us Preference Model is building automated ML research engineering. Existing frontier models are brittle when applied to real-world ML tasks. The present bottleneck is the lack of high-quality RL training environments. Our first step is to build RL environments that reflect real-world complexity, with diverse tasks and robust reward functions. Our...

Job Description What's the opportunity? We’re looking for a Staff Data/AI Engineer to join RBC Borealis to design and implement AI solutions across Personal Banking & Commercial Banking. In this role, you will build and scale advanced data and ML engineering pipelines, agentic AI systems, and Large Language Model (LLM) applications. You will ensure...

At Lyft, our purpose is to serve and connect. We aim to achieve this by cultivating a work environment where all team members belong and have the opportunity to thrive. Our transport network serves the needs of millions of people every day who want to get from one place to another using Lyft cars, bikes and scooters, with public transportation, or on foot in...

Role Overview As a Senior Credit Risk Modeling – Data Science, you will be an individual contributor responsible for developing, validating, and maintaining predictive credit risk models for our unsecured personal lending products. You will work closely with data science, risk, and business teams to optimize risk strategies and enhance the overall credit...

About Us Preference Model is building automated ML research engineering. Existing frontier models are brittle when applied to real-world ML tasks. The present bottleneck is the lack of high-quality RL training environments. Our first step is to build RL environments that reflect real-world complexity, with diverse tasks and robust reward functions. Our...

Application Deadline: Address: 100 King Street West Job Family Group: Data Analytics & Reporting About the Role We are seeking a highly motivated Applied AI Scientist who is passionate about Generative AI and modern software engineering. This role offers an exciting opportunity to build enterprise AI solutions while helping shape industry-leading practices...

Company Information   Curinos empowers financial institutions to put customers at the center of every decision. Our AI-first platform transforms proprietary data, advanced analytics and deep financial services expertise into timely recommendations - delivered right where teams work. The result: confident decisions, stronger customer relationships, and...

At eBay, we're more than a global ecommerce leader — we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass,...

Vretta is looking for a full-time Psychometrician to join our Data & Evaluation team. This position requires excellent communication skills, creative problem solving ability, and a sound technical ability to be able to understand requirements, develop reusable solutions, and provide guidance to our engineering teams. As a member of the Data & Evaluation team...

BMO is the 8th largest bank in North America and the 4th largest commercial lender with aggressive growth ambitions in the U.S. We are driven by a single purpose: to Boldly Grow the Good in business and life. Our Purpose informs our strategy, drives our ambition, and reinforces our commitments to progress: for a thriving economy, a sustainable future, and an...

Description Alexa Connections is on a mission to become the world's most trusted communication agent, spanning calls, text, email, and the ever-expanding surfaces where people connect. We're building intelligence that keeps customers connected effortlessly while putting their trust and privacy first, and because communication is inherently personal, we...

Application Deadline: 09/04/2026 Address: 33 Dundas Street West Job Family Group: Data Analytics & Reporting This is a hybrid role in Toronto Uses advanced analytical algorithms and technologies (e.g. machine learning, deep learning, artificial intelligence) to mine and analyze large sets of structured and unstructured data to obtain insights. Designs and...

Job Description Global Risk Analytics (GRA) is the center of expertise for models used in risk management, covering market risk, counterparty credit risk, and emerging risk. The GRA Climate Risk Modelling and Model Governance team is responsible for the conceptualization, design, implementation, and maintenance of both physical and transition climate risk...

Job Description Global Risk Analytics (GRA) is the center of expertise for models used in risk management, covering market risk, counterparty credit risk, and emerging risk. The GRA Climate Risk Modelling and Model Governance team is responsible for the conceptualization, design, implementation, and maintenance of both physical and transition climate risk...

Application Deadline: 08/30/2026 Address: 100 King Street West Job Family Group: Data Analytics & Reporting Leverages advanced data analytics, automation, artificial intelligence (AI), and emerging technologies to enhance audit effectiveness, efficiency, and risk coverage. Designs and develops analytics solutions that support audit planning, testing,...

Tiger Analytics is pioneering what AI and analytics can do to solve some of the toughest problems faced by organizations globally. We develop bespoke solutions powered by data and technology for several Fortune 100 companies. We have offices in multiple cities across the US, UK, India, and Singapore, and a substantial remote global workforce. We are also...

Senior Software Engineer — Agentic Coding (AI Training) About The Role What if your software engineering expertise could define how the next generation of AI writes, debugs, and ships code on its own? We're looking for Senior Software Engineers in Toronto to work at the frontier of agentic AI — building, evaluating, and improving autonomous coding...

Biotech Health Data Governance Lead (AI Training) About The Role What if your expertise in biotech data governance could directly shape how AI understands and works with clinical and research data — accelerating scientific discovery and improving how life sciences organizations operate at scale? We're looking for a Biotech Health Data Governance Lead to...

Build a Career That Makes a Difference Founded with a mission to revolutionize the home comfort industry, 1Click Energy Solutions is dedicated to making it easy and convenient for Canadians to switch away from fossil fuels, significantly reducing their environmental impact and their utility costs. We do this using a unique digital-first approach designed to...

Systems Administrator III (Linux)  Your Moneris Career – The Opportunity  As a Systems Administrator III (Linux), you will engineer, automate, secure, and continuously improve the enterprise Red Hat Enterprise Linux (RHEL) platform that underpins Moneris’ business-critical payments services across on-premises data centers and cloud.  This is...