backend engineer ruby jobs in Ottawa

Engineering Full Time Ottawa, ON $80,000 - $100,000 CAD per year With over 90,000 employees worldwide, Leonardo is a global high-technology company and a key player in the international defence and security sector. Leonardo Canada Inc. (LCI) continues to grow and expand our footprint in Ottawa. We offer a dynamic and collaborative work environment where...

Marketing & Privacy Engineering (MPE) builds trusted, privacy-aware consumer web experiences and measurement systems that enable sustainable growth. Within MPE, the Marketing pillar owns Affi’s Logged-Out Web experiences, web experimentation, client-side tagging, marketing technology integrations, attribution, and measurement. As a Senior Software...

As a Senior Software Engineer, you will be a critical part of our growing company, working on a cross-functional team to implement best practices in technology, architecture, and processYou’ll have the chance to work in an open and collaborative environment, receive and give hands‑on mentorship, and have opportunities to grow and accelerate your...

Affirm, Inc. seeks a Staff Engineer to lead the Fraud Decisioning team, shaping architecture and delivering scalable fraud-fighting systems. You will collaborate with Product, ML, Analytics, and Business teams to define and deliver high-impact initiatives, mentoring engineers and enforcing best practices. The role emphasizes designing modular solutions,...

A software company specializing in manufacturing solutions is looking for a Backend Software Developer to design and build cloud-native services and data pipelines that transform data into insights. Ideal candidates are proficient in TypeScript, Python, or Go, with experience in micro-services, REST/GraphQL APIs, and containerization. This role offers...

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...

A healthcare technology platform is seeking a Full-time Software Engineer to craft solutions that reshape the connection between healthcare professionals and facilities. You will collaborate with product managers to build impactful features and work within a dynamic remote team. Ideal candidates will have expertise in TypeScript and Node/NestJS, with a focus...

Affirm is a remote-first company building the money movement platform behind our card products. The Card Loan Platform team owns the high-throughput decision engine powering real-time approvals and lifecycle events for every swipe. We seek a seasoned engineering leader to shape system design, drive technical strategy, and mentor engineers across Product,...

A culture and arts platform is seeking a Mid-Senior Back End Developer in Ottawa to enhance its API for the Amuse platform. Candidates should have experience with Go or equivalent languages, and a knack for data analytics and GIS applications. This fully remote role offers equity, generous vacation, and collaborative team dynamics. Join us to enrich the...

Affi, a remote-first company, is seeking a Senior Software Engineer to own backend systems at scale and to build data pipelines and measurement foundations for connected growth channels. You will work with Product, Marketing, Analytics, and Data Engineering to ensure consent, tagging, identity, and consumer-data requirements are incorporated from the...

Ruby on Rails Developer (6 MONTHS CONTRACT)CURRENTLY LOOKING FOR 3 RoR DEVELOPERS - THE ROLE IS 100% REMOTE. THE CONTRACT IS FOR 6 MONTHS WITH A POSSIBILITY OF EXTENSION.As a Ruby on Rails Developer, you’ll play a key role in developing and delivering robust SaaS products hosted on AWS. You’ll work closely with talented engineers, designers, and product...

Affirm is a remote-first company building the money movement platform behind our card products. The Card Loan Platform team owns the high-throughput decision engine powering real-time approvals and lifecycle events for every swipe.We seek a seasoned engineering leader to shape system design, drive technical strategy, and mentor engineers across Product,...

A tech company specializing in event-driven architecture is seeking a Senior Software Developer to join their AI team. The role involves leading technical projects, creating robust APIs, and collaborating across functions to enhance product offerings. Candidates should have over 7 years of experience, strong backend development skills particularly in Python...

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....

This range is provided by Amuse. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay range$85,000.00/yr - $105,000.00/yrAmuse is a platform that helps people discover local arts and culture. Think of it as your personal travel guide: but instead of trying to lecture you for an hour, it enriches your...

Join a dedicated team of developers focused on identity and access management (IAM) as a Backend Developer. Contribute to building reliable, scalable IAM capabilities and solve complex authentication issues. This is a senior backend role that requires over five years of software development experience. You will work on IAM systems with a collaborative team,...

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 Batch Developer Experience team makes batch development and testing faster and more reliable at affirm. As a developer on this team you will partner with product and...

Remote Backend Engineer to design, implement, and productionize scalable cache services using Redis/Valkey across AWS and distributed platforms. Focus on reliability, performance, automation, and on-call rotation.

Affirm is seeking a Software Engineer to join the Identity Decisioning team, building backend systems that validate consumer identity across products, leveraging AWS, MySQL and Kubernetes. The role collaborates with Product, Compliance and other engineering teams to deliver transparent, reliable financial services. You will break work into phases, work...

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...