python backend engineer jobs in Ottawa

Outlier is seeking OpenClaw Agent Builder contractors to help shape autonomous agents. This remote, freelance role offers up to $50 USD/hr with flexible, non-mandatory hours and weekly payments. Contributions support AI development and multi-step agent orchestration.Ideal candidates have 2+ years in backend engineering or AI automation, with a track record...

Outlier is seeking a skilled OpenClaw Agent Builder for remote freelance work. Shape autonomous agents, build and evaluate multi-step workflows, and help train LLMs with real-world tasks. Weekly payments and flexible hours are available.Ideal candidates bring 2+ years in backend engineering or AI automation, with experience deploying production-grade...

HHHub.eu, a FinTech software provider with over 25 years of experience, seeks a Senior .NET Engineer – Banking & Payments to design and develop backend systems for core banking, account management, and payment processing. You will contribute across the software lifecycle, mentor peers, and participate in architecture discussions, code reviews, and CI/CD...

Outlier is seeking skilled contributors to build OpenClaw-like autonomous agent components. Remote freelance role with pay up to $50 USD/hour. You can set your own schedule, typically 5–10 hours/week, potentially up to 40 hours. Payments are made weekly and via multiple payment methods.Ideal candidates have 2+ years in backend engineering or AI automation...

Build secure identity services at Affirm using Python or Kotlin while working remotely from eligible Canadian provinces. Authentication is central to this customer-facing engineering work.As a mid-engineering Software Engineer II in Information Security, you will contribute to customer identity and access management capabilities. You will develop backend...

Elevate your career as a Senior Backend Software Engineer with Affirm, focusing on online storage solutions in a remote-first environment. Be part of a team that builds and scales large-scale database systems. Affirm is seeking a talented senior software engineer to enhance its Data and Storage Services team. This role involves working with relational and...

Telesat (Nasdaq and TSX: TSAT) is a leading global satellite operator, providing reliable and secure satellite-delivered communications solutions worldwide to broadcast, telecommunications, corporate and government customers for over 55 years. Backed by a legacy of engineering excellence, reliability and industry-leading customer service, Telesat has grown...

Miratech is seeking a Senior AI Engineer with Python, LangGraph and LangChain to join our US healthcare client. You will play a key role in developing and enhancing an enterprise AI platform that enables intelligent workflows, conversational experiences, and AI-powered automation across multiple business functions. This position offers the chance to work...

Outlier is seeking OpenClaw Agent Builder contractors to shape autonomous agents for real-time AI environments. This freelance, remote role offers up to $50 USD/hr with flexible hours and weekly payments.You’ll work on end-to-end agent design, evaluation, and optimization, collaborating with top AI teams to improve LLM-driven orchestration and multi-turn...

Miratech is seeking a Senior AI Engineer with Python, LangGraph and LangChain to join our US healthcare client. You will play a key role in developing and enhancing an enterprise AI platform that enables intelligent workflows, conversational experiences, and AI-powered automation across multiple business functions. This is an exciting opportunity to work...

Shape reliable capacity plans with Python or Kotlin as a Senior Backend Engineer on Affirm’s remote Canada Capacity Modeling team. Forecast traffic and tune resources for peak demand. This senior position owns quarterly goals while guiding engineers through ambiguous, open-ended problems. You will build backend systems at scale using AWS, MySQL, or...

Affirm is seeking a Senior Software Engineer for the Consumer Authentication Platform. The role focuses on building secure, reliable authentication experiences across millions of users and merchants, spanning sign-up, sign-in, account recovery, and step-up challenges. You will lead architectural initiatives and deliver reusable authentication capabilities...

The Engineering team builds systems that power affirm's mission. We take pride in our craft, building reliable, performant, and scalable solutions that touch every part of the business. Whether we're enabling new ways to pay, ensuring our platforms can scale to the most demanding levels in the industry, or developing seamless servicing experiences, our...

Miratech is seeking a Senior AI Engineer with Python, LangGraph and LangChain to join our US healthcare client. You will play a key role in developing and enhancing an enterprise AI platform that enables intelligent workflows, conversational experiences, and AI-powered automation across multiple business functions.This is an exciting opportunity to work with...

Location: Canada (Remote-friendly) Start date: ASAP Languages: English (required), French (strong plus) Databases: PostgreSQL, MongoDB About The Role Pragmatike is hiring on behalf of a fast-growing, product-driven technology company building data-intensive platforms used at scale across multiple markets. The product focuses on automation, data extraction,...

IBM Canada, Ottawa, is seeking an Application Developer to build, support, and enhance software solutions across client projects. You will work on maintaining development platforms using C, C++, and Python to deliver reliable, scalable applications.You will diagnose issues, collaborate with cross-functional teams, and implement high-quality solutions that...

Affirm is seeking a Software Engineer for the Identity Decisioning team to build backend systems that validate consumer identity in line with KYC requirements. You will work alongside Product, Compliance, Auth, Fraud, and other engineering teams to deliver transparent financial products and support various product decisions.You will break down projects,...

Pentangle Tech Services | P5 Group is seeking an experienced automation-focused engineer for Automotive Embedded domains in Ottawa. The role requires deep Python scripting, AUTOSAR Classic expertise, and hands-on testing on hardware benches and ECUs.You will gather and analyze requirements, write automated test cases in Python, and participate in UDS testing...

Mechanical Engineer with Python Experience – Freelance AI Trainer 1 week ago Be among the first 25 applicants This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English. At Mindrift, innovation meets opportunity....

Build automated quality coverage for advanced AI-based scheduling software using Python APIs, Selenium, and CI/CD support. Remote candidates may visit Vancouver for team meetings.As a Senior QA Automation Engineer, you will maintain automation frameworks for enterprise products. You will create test plans, coordinate QA activities, and help ensure reliable...