Jobs for backend engineer ruby at Toronto

Veeva Ostro is seeking a Backend Engineer to design and deliver scalable backend services powering our SaaS platform. You will balance rapid delivery with long-term code health, championing clean architecture, rigorous testing, and low technical debt. As a key member, you will architect high-performance APIs, collaborate cross-functionally to ship...

Mongoose Gray is seeking a Senior BackEnd AI Engineer in Canada to own the full lifecycle of AI features as we scale our SaaS platform. You will design scalable C# .NET services on AWS, build end-to-end AI-driven capabilities, and drive RAG pipelines across agentic workflows. The role is hybrid (3+2) with a target compensation of CAD 200,000 per year and...

Software Developer - Backend (Intermediate to Senior) Xanadu’s mission is to build quantum computers that are useful and available to people everywhere. At Xanadu, we are learners, innovators, researchers, collaborators and problem solvers. We are creating something that has never been built before. What we are doing is extremely hard, the classic moon...

Join EY as a Back-End Developer to shape transformative digital solutions in the publishing sector. Your role will focus on developing ASP.NET applications and optimizing backend processes. In this dynamic position at EY Electronic Publishing Services, you will utilize your skills in C# and SQL to create and support applications used by professionals...

Help us build the world's most reliable, on-demand logistics engine for last-mile delivery! We're bringing on experienced engineers to help us create and maintain a 24x7, no downtime, global infrastructure system that powers DoorDash's three-sided marketplace of consumers, merchants, and dashers. The platform empowers product engineers to declaratively...

General Information: Job Title: Backend Engineer III Location: Toronto (Onsite/Hybrid) Job Type: Full-Time Hiring Timeline: Immediate Reporting Line: Head of R&D Existing Vacancy: Yes Application Deadline: Open until Filled Salary Range: $105-125K CAD per year (negotiable) About Fulfillment IQ (FIQ): Fulfillment IQ is a supply chain...

MongoDB is seeking a senior backend engineer based in Toronto for our hybrid working model. You will design and build scalable backend systems in Java, contribute to an integrated search platform, and lead subsystems with a strong ownership mindset, collaborating across teams.You will mentor peers, participate in architectural decisions, and help define the...

A technology solutions provider in Toronto seeks a Senior Software Developer to translate specifications into applications, requiring strong expertise in JAVA and experience with REST API development. The candidate should possess problem-solving skills and be a team player, with a minimum of 5 years in JAVA development and experience in Agile methodologies....

Note: if you are an intern, new grad, staff, frontend or fullstack applicant, please do not apply using this link and visit our jobs page for those specific postings. Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies - from the world’s largest enterprises to the most ambitious startups - use...

Become a Backend Software Engineer at Stripe, specializing in API development and Golang SDKs. This role offers the chance to innovate the tools used by developers worldwide. As a Backend Engineer on Stripe's SDK team, you will leverage your 6+ years of engineering experience to enhance our API and improve the payment processing infrastructure. Your role...

Position Overview As a software developer on the Admin AMS team, your mission will be to reimagine the way that Forma Admin enables user access controls. We are undergoing a transformation in how access and permissions are modeled and evaluated. You will collaborate on a team of excellent engineers to accomplish this mission. In addition to this exciting...

Join DoorDash as a Backend Engineer, focusing on backend architecture for large-scale applications. This hybrid role involves improving system performance and supporting product functionality.In this position, you'll collaborate with cross-functional teams to define backend tech stacks and tackle technical challenges. You'll work on transitioning to a...

Interac Corp. is seeking an Engineering Standards Lead to define and enforce Java/Kotlin coding standards across backend microservices. You will maintain standards docs, drive quality KPIs, and guide cloud-native modernization while mentoring engineers and collaborating with security and architecture teams.You will shape AI adoption guidelines for...

Position OverviewAs a software developer on the Admin AMS team, your mission will be to reimagine the way that Forma Admin enables user access controls. We are undergoing a transformation in how access and permissions are modeled and evaluated. You will collaborate on a team of excellent engineers to accomplish this mission. In addition to this exciting...

A dynamic technology company in Toronto is seeking a Principal Software Engineer to architect and scale core systems essential for operations. In this senior role, candidates will lead technical initiatives, establish engineering standards, and mentor teams to shape the engineering culture. Ideal applicants should possess a bachelor’s degree, over five...

Leap Tools is seeking an experienced backend engineer to lead design and delivery of scalable backend systems for our AI-powered interior décor platform. You will mentor senior engineers, influence technical direction, and collaborate with product and engineering leaders to plan for growth.You will work in a remote-first environment with a strong ownership...

Wipro is seeking a seasoned Full‑stack Java Enterprise engineer to design and develop RESTful APIs, and deliver scalable, secure backend services with strong UI integration in a Toronto area team.You'll work with Java, J2EE, Spring, Hibernate, JavaScript, Angular, Azure, Jenkins, Maven, GitHub, and IDEs in an Agile setting. 5–8 years of experience and...

Talent Acquisition Leader | Hiring Cloud Professionals Globally About us: Intuitive is an innovation-led engineering company delivering business outcomes for 100’s of Enterprises globally. With the reputation of being a Tiger Team and a Trusted Partner of enterprise technology leaders, we help solve the most complex Digital Transformation...

US Mobile is seeking an exceptional backend engineer and hands-on architect to scale and connect millions of devices to wireless networks. You will design RESTful services, implement asynchronous communication, and collaborate across product, QA, and DevOps to deliver reliable features.The role requires 10+ years with Java/Spring Boot, experience with...

We are looking to hire Senior Backend Developer in Montreal / Toronto/ Mississauga (any one location) (Hybrid)- 2 days a week immediately who has experience in Microservices, Typescript & NodeJS Job Summary We are seeking a highly skilled Backend Developer to architect and build scalable microservices. You must be able to quickly grasp complex business...