senior ai backend engineer jobs in Remote

3Pillar Global, Inc. is seeking an AI-savvy Senior Backend Software Engineer to join our remote-first, globally distributed team. You will architect transformative backend solutions, collaborate with engineers, designers, and clients, and drive delivery from concept to deployment. The role emphasizes SQL relational modeling (Aurora/Postgres), OO design, and...

GitLab is seeking a Senior Backend Engineer for the Duo Chat team to build core AI features behind GitLab Duo Chat. You will work on flow components, agentic flows, and integration with LangGraph within the Duo Workflow Service, interfacing with the Rails monolith. You’ll own backend features end-to-end, integrate generative AI models, and design scalable...

A technology firm is hiring a Senior Full Stack Engineer (Backend-Leaning) with a strong focus on backend services and AI applications. The ideal candidate will have experience in building agent-based applications and API integrations, along with a hands-on mindset for AI implementations. Strong collaboration skills with product and engineering teams are...

Forward Financing is seeking a Staff Software Engineer - Applied AI to architect and build AI-powered backend systems that scale. You will design services and APIs that integrate OpenAI, Claude, and Hugging Face models, and you will own end-to-end delivery from concept to production in a fast-paced innovation lab. You will collaborate with product managers,...

Elevate your engineering career with Sureel AI as a Senior Backend Engineer, focusing on platforms and AI infrastructure. Utilize advanced backend skills to contribute to innovative media rights solutions.This senior role requires extensive experience in backend engineering and DevOps within a fast-paced startup environment. You'll design and build robust...

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100 trust GitLab to ship better, more secure...

A leading AI technology company in Canada seeks a skilled backend engineer to develop scalable systems for integrating AI Agents within contact center environments. The role demands creating robust backend services, ensuring real-time communication, and implementing context-aware handoff mechanisms. Candidates should possess a degree in Computer Science,...

Overview Modes is a digital transformation and organizational design collective working with various clients throughout North America. Our focus is on financial services. We help clients plan, design and launch digital human-centred experiences that cater to users\' needs and deliver elegant solutions to challenging problems. We constantly seek top talent...

Why Midnite? Midnite is a next-generation sports betting and gaming platform built for a new wave of players. We combine sharp product thinking, bold brand, and fast execution to create experiences that feel modern, intuitive, and built for how people actually play today. Over 400,000 players have already made the move, and we’re only just getting...

Senior Software Engineer (AI-First, Agentic AI) Remote Canada Compensation & Role Details Expected Salary Range: $150,000 - $170,000 CAD, depending on experience and qualifications Role Type: New Role AI Disclosure: AI is used to screen, assess, or select applicants for this role Overview We’re a software company at the start of building a...

## Senior Backend EngineerApply: Canada - Ontario: Canada - Remote: Full time: Posted 7 Days Ago: R66447**Job Summary:****Job Description:**BiblioCommons is a Toronto-based software company that builds SaaS solutions for public libraries. Our team is passionate about making public libraries accessible, delightful and engaging, while having fun at...

BiblioCommons, a Toronto-based software company powering libraries, seeks a Senior Backend Engineer to build scalable platforms for millions of users and to drive AI-enabled development within the team. You will design, implement, and own critical backend services, lead projects, and mentor engineers while collaborating across product, data, and platform...

Cresta is on a mission to turn every customer conversation into a competitive advantage by unlocking the true potential of the contact center. Our platform combines the best of AI and human intelligence to help contact centers discover customer insights and behavioral best practices, automate conversations and inefficient processes, and empower every team...

Moomoo Canada Financial Inc. in Toronto is seeking a hands-on Senior Software Engineer to join our global fintech engineering team. You will design scalable architectures and deliver high-quality backend services for brokerage and financial platforms. You’ll collaborate with teams across North America and China, leverage AI-assisted development tools, and...

Life360 is a remote-first company building AI-native solutions for families and their devices. As a Backend Engineer on the Vertical Experiences (Devices Cloud) team, you’ll design, build, and operate cloud services powering Life360’s connected devices, translating device signals into scalable backend systems. You will work across hardware, firmware, and...

A Senior/Staff Software Engineer role is available for a rapidly growing tech company developing AI-powered voice agent infrastructure. The team is building a purpose-built database for conversational AI data and scalable infrastructure to support tens of thousands to hundreds of thousands of concurrent voice calls. You will own backend services in...

Shape the future of AI at Nexxa as a Backend Engineer. Work on the core AI infrastructure vital for delivering smart solutions in heavy industries.Nexxa is seeking experienced Backend AI Engineers to build and maintain scalable infrastructures for various AI models. This role necessitates a mix of backend development, systems architecture, and proficiency in...

Elevate your backend engineering career with an exciting position focused on databases and analytics at an innovative AI data platform in Canada. This fully remote role offers autonomy and the chance to shape next-gen data infrastructure.As a Senior Backend Engineer specializing in databases and analytics, you will design and operate scalable data systems....

Nexxa is building the best AI systems for heavy industries - enabling machines, systems and operations to think, decide and act autonomously across manufacturing, large-scale infrastructure, logistics and legacy environments.Our mission is to translate deep technical breakthroughs into operational reality, solving some of the hardest systems-level problems...

Location: Remote — USA, Canada, or London, UKEngagement: Full-time / Long-term projectCompensation: $160K–$240K annually+ meaningful equitySeniority: Senior / Staff About the Project We are looking for a Senior/Staff Software Engineer to join a rapidly growing technology company building infrastructure for AI-powered voice agents . The product...