python backend engineer jobs in Ottawa

Job DescriptionAre you interested in building a scalable platform? Are you a software engineer that is passionate about scalability, reliability and correctness? Join our Compute division's Platform Engineering Team! Akamai is working to simplify the way people work in the cloud. Our work environment nurtures innovative solutions, rapid development cycles,...

Design financial APIs at Jeeves using Go, Python, or Node.js/TypeScript while working remotely or hybrid, depending on location and department.As a Senior Backend Engineer, you will build production systems for payments, cards, spend management, and compliance. You will support customers across more than 20 countries. The work includes RESTful and GraphQL...

As a Senior Software Engineer, you will build the data and measurement foundations that connect consumer acquisition activity across paid media, SEO/AEO, and other growth channels to downstream outcomes such as signup, conversion, and GMVYou will work at the intersection of data engineering and marketing technology, building reliable pipelines, identity and...

Build AI platform services at Affirm using Python or Kotlin, designing reliable backend systems for production workloads at scale. Work remotely within your home country.As a Senior Backend Software Engineer, you will own technical decisions across the AI Platform team. You will build governed interfaces for models, tools, and agents while supporting...

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...

We're hiring a Staff MLE for the Discovery team to own recommendations and personalization across Babylist’s consumer experience — the homepage feed, product recs, search, and the ML-powered systems that make registry building feel effortless Babylist was built on editorial recommendations: products chosen by people with deep baby gear expertise. That...

Python and PySpark expertise define this Ottawa-based contract for a Data Engineer supporting an existing customer remotely. Convert code and optimize nightly ETL pipelines.LeverageTek seeks a Data Engineer for a five-month contract with an Ottawa-based customer. The work requires intermediate to senior hands-on experience with Apache Spark, PySpark, and...

A leading AI consultancy is looking for experienced Mechanical Engineers with strong Python skills for a freelance role. You will be responsible for training and evaluating AI models on complex mechanical engineering problems. This fully remote position offers flexible part-time hours, with the chance to earn up to $38/hour. Ideal candidates will have a...

We are looking for a Staff Engineer to lead projects and initiatives on the Fraud Decisioning teamYou’ll be responsible for building tools and systems that empower affirm fraud fighting capabilities, work with cross-functional teams to adopt and monitor those and use analytics and data driven decisions to further improve the performance and quality of...

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. Affirm's engineering team is building a large-scale, fault-tolerant, and global infrastructure that is shared across multiple financial products, merchants, and vendors. Ensuring...

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 focus...

Affirm’s engineering team is building large-scale, fault-tolerant, global infrastructure shared across multiple financial products, merchants, and vendors. Making this infrastructure transparently available to all engineers is critical to the business. The engineering culture emphasizes blameless postmortems, detailed technical specifications, and...

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, streaming infrastructure, event-driven frameworks, BI, analytics tooling, large-scale data platforms, and agentic data tools such as semantic layers and internal platform data...

Identity Engineering owns the systems responsible for onboarding all consumers and managing their authentication and verification journeys across  Affirm's product surfacesIn this role, you will need to gain a deep understanding of the business, product and engineering context, and utilize that context to own and deliver high-availability and low-latency...

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...

Step into the role of Senior PHP Backend Engineer at eleven-x, enhancing backend services for our eXactPark solution. Leverage your advanced PHP and Laravel skills to improve our innovative parking technology. This full-time position entails significant responsibilities across technical design and operational excellence in backend systems. You will work...

At Affir​m, 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. Affir​m's engineering team is building a large-scale, highly available, and global infrastructure that is shared across multiple financial products. Ensuring that our...

You will be responsible for setting technical strategy for your team on a year-long time scale, and help your team tie it together with critical, business-impacting projectsYou will collaborate across teams in the product development lifecycle by collaborating with product management, design & analytics to ensure technical sustainability, risks and...

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...