Jobs for backend engineer ruby at Toronto

About The RoleOur Platform Engineering team builds and operates the core backend systems that power CoCounsel's AI agent platform — the infrastructure that lets legal AI agents run reliably at scale. We own the services that sit between product-facing chat/agent experiences and the AI runtime layer, the CI/CD and deployment infrastructure that ships them...

Enhance Push's internal infrastructure as a Full Stack Software Engineer focusing on AI and tool development. This role combines technical skill with creativity in a people-first environment. Push seeks a skilled engineer with over 5 years of experience to lead the building and maintaining of essential internal tools and features. Your expertise in various...

Join Lyft’s Mapping team as a Senior Software Engineer focused on Places and Search. This role offers a hybrid work model, driving key projects for optimized rider service. As a Senior Software Engineer at Lyft, you will play a pivotal role in enhancing the rider and driver experience through mapping innovations. Working with a talented team, you will be...

We are seeking a highly skilled Lead Full Stack Engineer to join a high-impact engineering team building a next-generation Operational Data Hub. This platform acts as a central “book of record” for enterprise data, enabling seamless data ingestion, processing, and distribution to downstream systems through real-time streaming and API-driven architecture....

Stoneborn Technologies Stoneborn Technologies automates the infrastructure of risk capital. We are a small team of former Palantir and Swiss Re engineers building AI-native systems to modernize the core operations of re/insurance. What We Build Re/insurance still runs on spreadsheets, PDFs, and email. We build AI agents that replace this manual backbone with...

CoreFactor is searching for an AI Engineering Technical Lead on a permanent/full-time basis for a client in the GTA.  This position is hybrid and will require the successful incumbent to go into the Toronto office two (2) times per week. The Opportunity The Contact Center AI Platform Technical Lead is a hands-on technical leader responsible for...

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 Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work...

About the Role Our Platform Engineering team builds andoperates the core backend systems that powerCoCounsel'sAI agent platform — the infrastructure that lets legal AI agents run reliably at scale. We own the services that sit between product-facing chat/agent experiences and the AI runtime layer, the CI/CD and deployment infrastructure that ships them...

Step into a leadership position as a Lead Application Security Engineer at Opendoor, where you'll shape the future of secure software development. Automate security processes while mentoring engineering teams and driving a culture of vigilance. In this role, you'll utilize your deep experience in application security to own and enhance our security practice...

Lead Software Engineer/ Hands-on – Founding Toronto TeamWe’re helping an AI-native SaaS startup build its Toronto engineering hub, starting with a founding technical leader who’s eager to scale both systems and teams.This is a rare opportunity for a Staff Engineer or Engineering Manager who’s still hands‑on with code but ready to own architecture,...

Step into the role of Software Engineer at Kong, focused on API management and backend service development. Utilize your TypeScript and Node.js skills to enhance customer experiences. At Kong, you'll play a critical role in building the infrastructure that supports API management systems. This position is targeted at engineers with over three years of...

As one of the first pioneers of earned wage access, our passion at EarnIn is building products that deliver real-time financial flexibility for those with the unique needs of living paycheck to paycheck. Our community members access their earnings as they earn them, with options to spend, save, and grow their money without mandatory fees, interest rates, or...

Your Role as a Platform Engineer at Ctrl Ctrl is looking for a Platform Engineer to help design, build, and operate the systems that power our products. This role sits at the intersection of platform engineering, distributed systems, and product development. We need someone who can build reliable cloud infrastructure and backend systems while remaining...

Rockstar is recruiting for an early-stage, well-funded startup that is transforming how enterprise accounting teams manage the month-end close process. The founding team brings deep experience from both finance and engineering, having overseen finance organizations at leading tech companies and built month-end close systems at major enterprises. The company...

About Forma.ai:  Forma.ai is a Series B startup that's revolutionizing how sales compensation is designed, managed and optimized. We handle billions in annual managed commissions for market leaders like Edmentum, Stryker, and Autodesk.  Our growth has been fuelled by our passion for fundamentally changing and shaping how companies use sales intelligence to...

Reffie is a full-featured workflow operating system for residential leasing teams across the United States and Canada. Property management software hasn’t meaningfully changed in decades. Leasing teams still juggle a dozen inboxes, spreadsheets, and portals to do their jobs. We’re replacing that mess with one fast, modern platform that consolidates...

Kickstart your software engineering journey with AltaML as an Associate Software Engineer. This 4 or 8-month role focuses on both frontend and backend development in a hybrid work environment. AltaML is seeking enthusiastic current students for hands-on software engineering roles starting January 2027. You'll collaborate with cross-functional teams to build...

Join Parallelz as a Software Engineer to revolutionize mobile app delivery through AI-driven solutions. Define new ways to build and deploy applications in a seamless environment. In this vital role within our platform team, you will leverage your experience across backend development and cloud infrastructure. You will own the end-to-end delivery of...

Drive innovation at Terminal as a Founding Engineer focused on advanced data solutions. Your role involves building scalable data platforms and solving complex backend challenges. Terminal seeks an engineer passionate about data architecture and backend development. You will work closely with tools like Java and Kafka, enhancing our API’s performance...

Be part of Coinbase's mission as a Software Engineer focused on developing backend services for Custom Stablecoins. This role offers the unique opportunity to work remotely while driving crucial financial innovations. As a key member of the Stablecoin team, your focus will be on building backend workflows and smart contract features to support partners in...