Senior Full-Stack Engineer: AI-Driven Integrations & APIs
Moneris Solutions Corp
Moneris Solutions Corp in Toronto is seeking a Senior Full Stack Developer to design and build secure, scalable backend services and content-driven frontends. You will shape APIs, event pipelines, and multi‑cloud deployments with IaC, while embedding GenAI features across customer and employee experiences.
You will mentor engineers, drive secure authentication flows, and collaborate with Product, Data, and business teams to ensure high-quality, maintainable software.
#J-18808-Ljbffr- ...documentation/knowledge base and team/engineering presentations ~ Strong... ...debugging skills ~ Produces quality API documentation and ensures... ...web applications, Test Driven Development and functional testing... ...may use artificial intelligence (AI) tools to support parts of the...SeniorFull time
$120k - $150k per year
...systems, product innovation, and deep player-driven economies. Our flagship titles, YoWorld... ...and growth, with a focus on practical AI adoption, stronger internal tooling, faster... ...the Role Big Viking Games is hiring a Senior Full Stack Engineer to build AI-enabled products...SeniorLong term contractFull timeInternshipWork at office3 days per week- ...leading security-first enterprise AI company. We build cutting-edge... ...is a team of researchers, engineers, designers, and more, who are all... ...can access our models, manage API keys, manage teams, audit billing... ...large language models! As a Full-Stack Software Engineer on the...SeniorFull timeWork at officeLocal areaRemote workHome office
$145k - $165k per year
...single place, and we are expanding its AI capabilities faster than ever. If you want... ...plan smarter and move faster. As a Senior Engineer on the FP&A Plus platform, you will design... ...every day for budgeting, reporting, and integrated financial planning. Working within a...SeniorFull timeInternship$140k - $160k per year
...transformed the way businesses approach e-commerce and online advertising and we’re ready to continue growing. As a Senior Software Engineer - Full Stack with Perpetua, you will contribute to our core platform built primarily with Python, Django, React, TypeScript,...SeniorFull timeWork at officeLocal areaImmediate start- ...Kaseya is the leading provider of AI-powered IT management and... ...future of IT: whether you're in engineering, product, sales, marketing,... ...and make an impact. If you're driven by the itch to make things better... ...the bar. We build it. Senior Full-Stack Software Engineer —...SeniorLong term contractFull timeWorldwide
- ...About Strada Strada builds AI agents that run insurance operations. Insurance powers the global economy, helping businesses... ...enormous industry operates. The Role We're looking for a Senior Full Stack Engineer to join us in-person at our Toronto office. You'll...SeniorWork at officeImmediate startMonday to friday
- ...expertise across Retail, CPG, Sports, and Media with AI-native delivery capability, designing and delivering... ...implement subscription management features across our full-stack architecture. Build and maintain RESTful APIs using Restify/ Node.js for platform integrations....SeniorFull timeWork at officeRemote workWorldwideFlexible hours
$50 - $80 per hour
...connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors... ...Angelo , Larry Summers , and Jack Dorsey . Position: Full-Stack Software Engineer Type: Contract Compensation: $50–$80/hour...Full timeContract workSummer workRemote work- ...Toronto, Ontario, Haventree Bank (Haventree) is a mission driven alternative mortgage lender. The name Haventree is representative... .... Position Summary: Haventree is looking for a Senior Software Engineer ( Full Stack ) to join our fast-growing team. In this role, you...SeniorFull timeFlexible hours
$100k - $125k per year
1-800-GOT-JUNK? is seeking a Senior Software Engineer (Full Stack) to join our Product & Technology team in Vancouver or Toronto . You will sit on the Omni Channel Product Team, building commercial customer and field-facing products end to end: not only implementing tickets...SeniorFull timeInternshipWork at officeRemote work- ...STAN is looking for a full-time Senior Software Engineer who is an enthusiastic problem solver to help create the technology that will change the way we... ...person.** About Us:** STAN is the largest provider of AI solutions for HOA and Condo Property Managers. We are using...SeniorFull timeWork at office
- ...Frances Recruitment is supporting a client in the search for a Senior Full Stack Developer. This role is suited for an experienced developer who... ...user-focused front-end interfaces Design and implement RESTful APIs and backend services using modern frameworks and best practices...SeniorFull time
$165k - $200k per year
...Senior Full Stack Software Developer Location: Toronto GTA (hybrid) · Type: Full-time · Openings: 2 · Salary: CA$165K – $200K... ...features end to end, across frontend, backend and operational integrations, and uses modern AI tools daily to move faster. You'll work...SeniorFull time$118k - $152k per year
...The Role Capco is seeking a Senior Software Engineer with strong expertise in C#, .NET, ASP.NET Core, and API development to join our Technology & Engineering practice... ...leverage modern development practices, including AI-assisted engineering tools, to improve software...SeniorFull timeInternshipImmediate start- ...writing and/or generating code, compiling data-driven programs, maintaining, and conducting... ...architecture, front-end & back-end integration, API development Excellent analytical, problem... ...track record for meeting deadlines Full Stack Skills: Proficient with...SeniorFull time
- ...expanding enterprise demand, we’re scaling our engineering team to support increasingly complex,... ...are increasing. We’re hiring a Full Stack Engineer to help build and scale core product... ...features across the stack — from designing APIs and backend systems to crafting intuitive...Work at office
- ...Actual Impact. At Docebo, we’re using AI to change how people learn at work—and we... ..., because learning never stops. As a Senior Product Engineer at Docebo , you operate at the intersection... ...and product delivery. You'll own the full lifecycle of the features you build —...SeniorFull timeFor contractorsWork at officeWorldwide3 days per week
- ...us Appnovation is a global, full-service digital partner that combines... ...Strategy, Experience & Design, Engineering and Managed Services. We build... ...ROLE OVERVIEW: As a Full-Stack Developer, you will architect... ..., owning both the backend API layer and the frontend. A defining...SeniorFull time
$70k - $90k per year
...is growing, and we're looking for a .NET Full-Stack Developer who's excited to build high-quality... ...a messaging-based architecture. We're AI-first but human-accountable: you'll use... ...and generic tools. With deep QuickBooks integration and a powerful no-code customization engine...Long term contractPermanent employmentFull timeInternshipWork at officeFlexible hours2 days per week3 days per week$120k - $160k per year
...first. That’s where you come in. The Role We're hiring Senior Full-Stack Developers to build and own the client-facing product... ...features end to end - from the interface a client touches to the API that powers it. This is a true full-stack role - we're looking...SeniorFull timeContract workApprenticeshipRemote workFlexible hours- ...venture intelligence company that has built DiligenceGPTâ¢, an AI-powered platform used by venture capital and private market... ...early and growth-stage companies.StartupFuel is hiring a Full-Stack Software Engineer to build and scale the SaaS platform behind DiligenceGPTâ...Full timeInternship
- ...era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the... ...default. See Deploy Faster with Snowflake Apps . As a Senior Full Stack Engineer, you will drive initiatives that span our product areas...SeniorFull timeInternship
$116k - $156k per year
...from prototype to production, and we need a senior engineer who can own high-impact work end-to-end.... ...: tool boundaries, guardrails, and eval-driven iteration Turn ambiguous asks into... ...fundamentals: TypeScript/Node services, API design, data modelling Practical full-...SeniorLong term contractFull timeWork at officeRemote workWork from homeHome office2 days per week3 days per week- ...Description Basetwo provides manufacturing engineers with a low code AI platform that helps them troubleshoot and optimize their production... ...Ingest and connect siloed databases The Role As a Full Stack Engineer, you will be working on one or more of our new product...Long term contractFull timeWork from homeFlexible hours
- ...: Degree in Computer Science, Engineering, or a related discipline with... ...S3) is an asset. Enterprise Integration: Advanced experience with Apache... ..., Enterprise Java, REST APIs, and data transformation technologies... ...documents, and technology stack descriptions), user documentation...SeniorFull time
$90k - $130k per year
...some of MedMe's most critical integration workstreams, connecting pharmacies... ...running. We own our Platform API, Medlist, PCC, and Admin Clerk... ...are carried by a single engineer each, and a significant wave of... ...We're hiring an Intermediate Full-Stack Engineer for the Gravity...Long term contractFull timeWork at officeRemote workHome office2 days per week3 days per week- ...Description We are looking for a Full Stack developer to join our Toronto team and help us... ...performance. Our Company Invision AI is building a universal AI platform for... ...unique multi-camera stack that generates high-integrity 3D digital twins of dynamic environments,...SeniorFull timeInternship
$110k per year
...About the Role Reporting to the Team Lead, Development, the Senior Full Stack Developer (Developer III) is responsible for instrumenting,... ...such as the user auth, APl's, and analytics systems, and is an integral part of our Development team responsible for responding to and...SeniorLong term contractFull timeTemporary workSummer workWork at officeLocal areaRemote workFlexible hours$130k - $180k per year
...Full-Stack Engineer, ML Tooling & Infrastructure Location: Toronto GTA (on-site) Type: Full-time Openings: 1 Salary: CA$130K... ...annotation web app: new task types, review workflows, keyboard-driven UI and progress dashboards Write pipelines that move video...Full time
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