senior backend engineer python aws jobs in Toronto

AboutMeaningful technical impact – Build applications and services that directly support Fitch Ratings' analytical and operational workflows, used by teams across the organization. Innovation‑first culture and experimentation – Permission to challenge established patterns, explore emerging technologies including AI, and drive proof‑of‑concepts with...

Camunda is the enterprise platform for agentic orchestration, enabling organizations to coordinate AI agents, people, and systems across complex, end-to-end business processes. With built-in governance, auditability, and human oversight, Camunda gives enterprises the control they need to move AI from pilots to production — safely and at scale. Trusted by...

Hybrid:2 days per week in-person at Toronto office preferred Role Description:We are looking for a highly experienced Senior AWS SageMaker / MLOps Engineer with 8+ years of overall IT experience and strong expertise in building, deploying, and operationalizing Machine Learning solutions on AWS. The ideal candidate should have hands-on experience with AWS...

We are looking for a hands-on AI Architect who can code, architect, and deploy. You must be able to take a concept from a whiteboard to a working Proof of Concept independently. This role combines deep AWS Cloud Architecture expertise with modern Agentic AI patterns to build autonomous systems that solve real business problems. You will work directly with...

We are looking for world-class engineers to tackle cutting-edge problems of applying Machine Learning in the real world. Join this team to help develop a system that will serve as the main interface to our machine learning platform. The goal of this system is to help in all stages of model development, from feature engineering all the way to production...

Moody's Investors Service in Canada is seeking a Software Engineer focused on cloud-based products and services. You will design and implement new features, collaborate with QA and DevOps, and help optimize scalability. The role demands 2+ years of software development, strong cloud knowledge (Azure, AWS), and proficiency in C#, Python, JavaScript. The team...

Source Code is seeking a Senior Middleware Specialist to lead the end-to-end upgrade and migration of HIAL to AWS. The role includes hands-on deployment of IBM DataPower and related components to OpenShift, along with coordinating across Architecture, Security, Privacy, and Infrastructure teams to meet enterprise standards. The ideal candidate will bring...

Tata Consultancy Services (TCS) is an equal opportunity employer, and embraces diversity in race, nationality, ethnicity, gender, age, physical ability, neurodiversity, and sexual orientation, to create a workforce that reflects the societies we operate in. Our continued commitment to Culture and Diversity is reflected in our people stories across our...

Pozent Corporation seeks an experienced AI Engineer to design and deliver scalable GenAI solutions. This subcontractor role centers on production-ready AI products built with Python, React, and AWS, leveraging LLM pipelines, RAG, and agent-based systems.You will lead end-to-end GenAI projects, architect scalable pipelines and data flows, and collaborate with...

Become a vital part of Amazon Web Services as a Senior Cloud Technical Account Manager in Toronto, Canada. Support Independent Software Vendors by providing pivotal cloud strategies and technical guidance. In this position, you will work directly with ISV clients to enhance their experience in utilizing AWS technologies. This role focuses on helping...

CG Consulting Group seeks a Senior Java Developer in Toronto to join a global IT services firm. The role requires expertise in Java development, particularly backend, and familiarity with AWS technologies. Candidates should be capable of managing projects and delivering scalable software solutions.This position offers a hybrid work model, requiring in-office...

Senior Python Software Engineer - Toronto We’re unlocking community knowledge in a new,Veterally improve memory usage. Actually in new way. Experts add insights directly into each article, started with the help of AI. Location: Toronto, Ontario, Canada Salary: CA$100,000.00-CA$110,000.00 Employment type: Contract Referrals increase your chances of...

Job Description We are looking for a Senior Software Engineer with experience in building highly scalable solutions based on a microservices architecture. As a Senior Software Engineer, you will be working with a highly skilled cross functional team to enhance our banking platform. Responsibilities Design and deliver high quality features and enhancements....

At affirm, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. The Data and Storage Services team is responsible for affirm's data infrastructure across OLTP and OLAP systems, spanning critical online checkout databases, batch orchestration,...

Build BrightOrder’s cloud platform remotely with Python, AWS, and full stack development across backend services, APIs, and frontend components. As a Full Stack Developer, you will combine software development with DevOps and AWS expertise. You will create production-grade applications, integrations, internal tools, and React.js components. The role also...

Drive innovation as a Senior Full Stack Developer, focusing on the intersection of AI tools and cloud technologies in application development. Your leadership will shape high-performance, scalable solutions. In this pivotal role, you'll architect and build customer-facing applications while fostering collaboration in Agile environments. Your experience in...

Join us in building the future of finance. Our mission is to democratize finance for all. An estimated $124 trillion of assets will be inherited by younger generations in the next two decades. The largest transfer of wealth in human history. If you’re ready to be at the epicenter of this historic cultural and financial shift, keep reading.About the team +...

Join Affirm's Data and Storage Services team as a Senior Backend Engineer, focusing on developing scalable solutions for data processing and analytics in a remote work environment.In this role, you'll leverage your engineering skills, leading projects across OLTP and OLAP systems. With a focus on collaboration, you will work closely with product management,...

A leading technology company is seeking a backend software engineer for a remote position in Toronto. The role involves designing secure backend services, collaborating on API development, and working with modern frameworks. Candidates should have a minimum of 5 years experience, strong skills in Python or Go, and familiarity with PostgreSQL. This role...

Senior Full Stack Developer (Python+Angular) 3 days ago Be among the first 25 applicantsJoin a World-Class Institutional Investor Making a Global ImpactApplying to the position, you may join one of the most respected and fastest growing institutional investors in the world. Our client is a professional investment management organization that globally invests...