backend engineer ruby

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 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...

About Genius AI Genius AI is building technology to help local businesses run themselves. Genius AI products do the admin work that keeps practitioners from the work they love and the people they serve. From GlossGenius to Reception, its products work 24/7 on busywork like booking, marketing, client management, finances, staff and inventory management, and...

Why HarveyAt Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for decades to come.This is a rare chance to help build a generational company at a true inflection point. We have strong...

Shape AI-ready data foundations and backend services for DNV’s Digital & Transformation work in Toronto, with a hybrid schedule. Use data modeling, SQL, and Python. This Senior Software Developer role supports scalable platform capabilities through data services, APIs, backend systems, and governed data assets. You will structure, validate, store,...

Position Overview We are seeking a Principal Software Engineer – Backend to join Autodesk’s Enterprise Data Management (EDM) organization within the COO-GET Engineering group. This is a senior individual contributor role operating at the Principal (P4) level, expected to drive technology direction for large, complex, and business-critical backend and...

Lead backend strategy for Splunk Enterprise Security, using Python or Go across cloud and on-premises deployments. Shape scalable, secure platforms. This senior engineering role guides multiple teams and backend product areas. You will develop distributed systems, databases, and data-processing workflows while partnering with Product Management, Architects,...

Lead the design and development of innovative backend systems at Swoop, enhancing healthcare outcomes through technology. This hybrid role in Toronto requires expertise in building scalable APIs and services. As a Senior Backend Engineer, you will architect pivotal technology for multiple web products at Swoop, focusing on NimbleRx. Collaborate with top...

Manulife is seeking a Senior Mobile Software Engineer to design, build, and deliver high-quality mobile and backend solutions for Retirement customers. You will work across the full stack, developing React Native apps and NestJS services, while shaping architecture and engineering standards. You will collaborate with Product Owners, UX Designers, and...

Earn Up To $50/hr as an OpenClaw Agent BuilderShape the future of autonomous agents like OpenClaw. Freelance, remote, up to $50 USD/hr. Weekly payments.Trusted by 10,000+ software engineers worldwideMIN EXP REQUIRED2+ yearsPAY RATEUp to $50 USD/hrEarn Up To $50 USD/hr— Plus Additional IncentivesRates vary based on expertise and project requirements. Paid...

Shape event-driven backend architecture with Python, Kafka, and Kubernetes at BoostSecurity in Montreal, QC. Work alongside AI coding agents.As a Senior Backend Developer, you will own architecture, judgment, and quality across BoostSecurity’s software supply chain platform. Build Python microservices with Kafka, MariaDB, GraphQL, AWS, and Kubernetes....

Build AI underwriting systems with Python and backend expertise at nesto, in a remote-first role open across Canada. Shape production lending technology. As a Senior Applied AI Engineer, you will lead major projects for Maestro, nesto’s AI underwriting and lending engine. Apply LLMs, retrieval-augmented generation, structured extraction, and strong API...

Build backend applications and data pipelines as a Staff Software Engineer at Marqeta, working remotely from Ontario or British Columbia. The Program Experience team is scaling Marqeta’s Customer Migration Platform. This experienced engineering role focuses on Java and Python, scalable APIs, cloud native applications, and data integration. You will...

Own high-performance backend systems at Canals, applying scalability, reliability, and architecture skills in a remote-first company. Canals serves wholesale distributors with software that automates essential business workflows. This senior backend engineering position focuses on complex systems and meaningful product features as the customer base expands....

Become integral to ThreatAware's mission as a Backend Engineer. Contribute to AI development, optimize APIs, and maintain a robust platform for cybersecurity solutions. As a vital member of the ThreatAware team, you will leverage your C# and .NET expertise to build and maintain backend services. This role focuses on enhancing AI-powered capabilities,...

Build AI underwriting systems with Python and backend expertise at nesto, in a remote-first role open across Canada. Shape production lending technology. As a Senior Applied AI Engineer, you will lead major projects for Maestro, nesto’s AI underwriting and lending engine. Apply LLMs, retrieval-augmented generation, structured extraction, and strong API...

Build scalable APIs from Kimberley as a Senior Backend Software Engineer, using RESTful design, GraphQL, and microservices architecture expertise. This senior role focuses on backend development for core products and services. You will design robust APIs, manage data efficiently, and write maintainable code. Collaboration with frontend developers, product...

Lead backend strategy for Splunk Enterprise Security, using Python or Go across cloud and on-premises deployments. Shape scalable, secure platforms. This senior engineering role guides multiple teams and backend product areas. You will develop distributed systems, databases, and data-processing workflows while partnering with Product Management, Architects,...

Shape the future of finance at Brex as an Innovative Backend Engineer in Vancouver. Work in a hybrid model to build impactful tools and enhance user experiences. Brex is on the lookout for a talented Senior Backend Engineer with 7+ years of experience in full-stack application development. You will have the chance to design and develop new products tailored...

Build backend applications and data pipelines as a Staff Software Engineer at Marqeta, working remotely from Ontario or British Columbia.The Program Experience team is scaling Marqeta’s Customer Migration Platform. This experienced engineering role focuses on Java and Python, scalable APIs, cloud native applications, and data integration. You will support...

Drive impactful backend solutions as a Senior Backend Engineer with Affim in Canada. Utilize your expertise in Python or Kotlin to innovate and enhance consumer experiences. At Affim, we are constructing an advanced advertising platform and a top-tier shopping destination. As a Senior Backend Engineer, you'll set the technical strategy for your team while...