senior backend software engineer python jobs in Montreal

Senior Software Engineer (AI-First, Agentic AI) Remote Canada Compensation & Role Details Expected Salary Range: $150,000 - $170,000 CAD, depending on experience and qualifications Role Type: New Role AI Disclosure: AI is used to screen, assess, or select applicants for this role Overview We’re a software company at the start of building a brand-new,...

Jeeves is the stablecoin-native banking platform for global enterprises. Thousands of companies across 35 countries run their corporate cards, payments, treasury and spend on one platform, with more than $5B in annualized volume, payouts to 190 countries, and one of the fastest-growing stablecoin payment networks in the world. BMW, H&M, Lululemon, Burger...

About US Mobile US Mobile is building the future of wireless communication. The goal: one unified network open to any person and any device, worldwide. Connection without walls. We’re getting there by empowering customers. All three major networks on one phone and one plan, plus home internet from Starlink. No lock‑in. No commitments. Custom fit plans at...

The Partner Merchant Interfaces - Integration team within Decisions Foundations is growing and we are looking for a Software Engineer You will be part of a fast paced team which is responsible for the APIs that Partners and Merchants use to integrate with affirm, and also power some of our top partners like Amazon and Stripe With the support of your team,...

## DescriptionCresta unlocks the true potential of the customer experience, turning every conversation into a competitive advantage. Cresta’s unified AI platform combines conversational AI agents, real-time human agent augmentation, and comprehensive conversation intelligence to drive revenue and efficiency gains across every channel. The world’s leading...

Senior Software Engineer, Backend (Consumer Authentication Platform)Remote CanadaAt Affim, 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 Consumer Authentication Platform team is looking for a passionate Senior Software Engineer to...

## Senior Backend EngineerApply: Canada - Ontario: Canada - Remote: Full time: Posted 7 Days Ago: R66447**Job Summary:****Job Description:**BiblioCommons is a Toronto-based software company that builds SaaS solutions for public libraries. Our team is passionate about making public libraries accessible, delightful and engaging, while having fun at...

Cresta is on a mission to turn every customer conversation into a competitive advantage by unlocking the true potential of the contact center. Our platform combines the best of AI and human intelligence to help contact centers discover customer insights and behavioral best practices, automate conversations and inefficient processes, and empower every team...

Affirm, Inc. is seeking a hands-on mid-level backend engineer within Information Security to help build authentication services powering registration, login, and account lifecycle across B2C and B2B experiences.You will work with Python or Kotlin to implement secure features and collaborate with experienced engineers and partner teams. You will integrate...

Advance your software development career from anywhere in Canada as a Senior Software Developer. Leverage your expertise in Java, Spring Boot, and Python APIs to create scalable services. We are looking for a Senior Software Developer who can design and develop robust backend services and RESTful APIs. The ideal candidate should have hands-on experience...

Cresta is on a mission to turn every customer conversation into a competitive advantage by unlocking the true potential of the contact center. Our platform combines the best of AI and human intelligence to help contact centers discover customer insights and behavioral best practices, automate conversations and inefficient processes, and empower every team...

Must be located in the Montreal area. About our Team Our Technology teams use cutting-edge technologies to build products and systems to advance science and health. We provide our customers with powerful digital solutions, helping them to research the biggest problems facing the world today. We work to build a culture that values excellent DevOps: speed,...

At Affirms 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 Ledger Engineering team enables rapid financial product innovation by providing an audit-grade ledger platform that ties ambitious company growth to a highly regulated industry's...

At Affim, 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. Engineering owns cost visibility and optimization across Affim's cloud and AI infrastructure. We're the team that tells the business what it's spending, why it's changing, and what...

The Online Storage team provides a set of managed databases as a platform, used to persist data for all AffIn servicesOur platform enables self-service access to OLTP storage systems, including Relational DB(MySQL), KV(DynamoDB), Distributed SQL(TiDB) and Cache(Redis)As a team, we are responsible for various data and access patterns, including but not...

We are looking for a Software Engineer to join the Identity Decisioning team, responsible for building backend systems that validates consumer identity in all of affirm’s products by satisfying regulatory protocols like KYC The team partners closely with Product, Compliance, Auth, Fraud, and other engineering teams to deliver honest and transparent...

At the company, 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. the company’s Bikes & Scooters team is developing the future of micro-mobility and we are looking for a solid, experienced Software Engineer to join our Stations Software Platform...

Build scalable backend systems for Lime’s connected vehicles as a remote Software Engineer based in Canada, using data and strong architecture skills.As a Backend Software Engineer, you will create technology supporting electric vehicles, location and asset data analysis, experimentation, and Lime’s internal messaging platform. The work calls for...

At Affim, 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. As we build Affim's advertising platform and evolve Marketplace into a best in class shopping destination, the ability to route and discover is one of the greatest levers for...

At Affi, 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 Streaming team at Affi is responsible for all things data and drives the strategy for event driven architecture, stream processing, data exploration, discovery and validation. We...