api jobs in Toronto

Leonardo seeks a Senior Software Developer in Toronto focused on APIs, architecture, data pipelines, and secure Microsoft application delivery.As a senior individual contributor, you will design and support business applications serving hospitality customers and partners. The work includes RESTful and SOAP APIs, relational databases, ETL/ELT workflows,...

Soho Square Solutions in Toronto is seeking a Business Analyst to support a payments-focused program, translating payment requirements into clear, testable specs for API-driven integrations.You will gather business and functional requirements, write API specs, data mappings, and interface requirements, collaborating with developers, architects, and QA to...

Thomson Reuters is seeking a Senior Software Engineer for Content Tools to own APIs and retrieval components, enabling precise access to authoritative legal content across geographies. You will ship end-to-end tools with contract-driven interfaces and contribute to a fast-moving, AI-assisted development workflow. You’ll collaborate with R&D (TR Labs) and...

A leading tech recruitment agency is seeking a Solutions Architect for middleware applications. This role involves designing and operationalizing solutions while collaborating with developers and business teams to ensure system integration and functionality. Candidates should have hands-on experience in application architecture, particularly with legacy and...

A leading IT consulting firm in Toronto is seeking experienced candidates for a position involving defining KPIs, documenting debt collection journeys, and collaborating on API contracts. Applicants should have strong skills in aligning stakeholders and maintaining project documentation. The role offers a competitive salary range of CA$ 90,000 - CA$ 120,000...

A leading technology firm is seeking a highly skilled Senior Technical Recruiter to ensure the quality and reliability of software products through effective testing strategies. The ideal candidate has proven experience in API testing, strong proficiency in Java, and hands-on experience with test automation frameworks. This position offers the opportunity to...

A leading learning technology company is seeking a Technical Deployment Manager for a hybrid role. Responsibilities include managing customer onboardings and providing technical consulting on the platform. The ideal candidate has extensive experience in SaaS, API development, and customer relations. This role offers a dynamic work environment and...

Off2Class in Toronto, Canada, is seeking a Senior Back-End Developer to strengthen and extend its ESL platform. You will own server-side architecture, APIs, and data processing to support schools, teachers, and learners. You will collaborate with the Lead Developer and TPM to deliver scalable backend features, improve performance, and ensure reliable...

Broadridge in Canada is seeking a skilled Java developer to design, develop, and support Java-based applications and APIs that process business transactions and enable reliable data exchange. You will work with Kafka messaging, monitor performance, troubleshoot issues, and collaborate with business and technology teams in a hybrid environment.The role...

Shape Air Canada digital products through APIs, application back-ends, and cloud-based environments as a detail-oriented Technical Analyst. Connect business intent with delivery.Air Canada seeks a Technical Analyst for its Application Development team. You will own a functional domain and underlying applications as reusable products. The work spans...

Cerebras Systems builds the world's largest AI chip, 56 times larger than GPUs. This architecture allows Cerebras to deliver industry-leading training and inference speeds; over 10 times faster than GPU-based hyperscale cloud inference services. This order of magnitude increase in speed is transforming the user experience of AI applications, unlocking...

Deliverect is seeking a Lead Forward Deployed Engineer for North America to own customer integrations and drive enterprise deployments. You will lead technical problem-solving, adapt the codebase, and accelerate regional rollouts while ensuring reliability and scale. You will collaborate with cross-functional teams, guide complex projects, and mentor...

Perplexity API Platform Perplexity innovates at the frontier of AI infrastructure, search, and orchestration to serve the world's most discerning users. The Perplexity API Platform brings our technology to the world's most discerning developers. From exabyte-scale knowledge indexes to codegen-first agent runtimes, the building blocks behind Perplexity's...

Hi! I’m Steph , Head of Growth for Data Products at Modash. I joined Modash to help grow a newer and increasingly important side of our business: our Data products. Today, more than 100 companies using Modash data to power their own products and businesses. They’re building creator discovery tools, enriching their own datasets, powering workflows,...

A leading staffing firm in Toronto is seeking a Senior Software Developer to design and implement automation, integrations, and reporting solutions. The ideal candidate will have over 10 years of experience in developing secure APIs using Java and extensive experience with Microsoft Power Automate for complex automation solutions. This contract position...

Cerebras Systems builds the world's largest AI chip, 56 times larger than GPUs. This architecture allows Cerebras to deliver industry-leading training and inference speeds; over 10 times faster than GPU-based hyperscale cloud inference services. This order of magnitude increase in speed is transforming the user experience of AI applications, unlocking...

Who We AreToast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy.Are you bready* for a change?Toast is looking for a Senior Software engineer to join our enterprise quick service restaurant team. You will get to work across the...

Drive enterprise data strategy as a Lead Engineer in Data Enablement. Innovate secure and scalable backend services and tools to enhance user access and governance for data products in a hybrid setting. In this key position, you'll focus on designing and building robust data services that empower the organization. You'll leverage programming expertise in...

Cognizant is seeking an experienced Automation Test Lead to design, develop, and maintain automated test frameworks for web applications. You will build end-to-end test automation with Playwright, UI and API test suites, and API testing strategies.You will lead a team, mentor automation engineers, and drive QA process improvements while working in a...

A leading software development company in Toronto is seeking a Senior Software Developer specializing in API development. The ideal candidate will have at least 4 years of experience in C# and 3 years in .NET Core or .NET 5+. Responsibilities include translating technical specifications into applications and collaborating across teams. This role requires...