Senior API

eBay Inc. is seeking a Staff Engineer, API Design & Governance to shape architecture and API contracts across REST, GraphQL, and RPC. You will lead high‑impact initiatives, collaborate with Product, UX, Data, and Engineering, and raise the bar for design, implementation quality, and operational excellence. We are looking for a hands‑on technical leader...

Capgemini in Toronto, Canada is seeking a Senior Integration Architect / API Development Lead to drive enterprise integration strategy and API-first architecture. You will set standards for real-time APIs, backend services, event-driven systems, and secure communications. You will lead API and backend technical direction, collaborate with Product,...

A leading tech company in downtown Toronto is seeking a Sr. Technology Architect to develop and manage data architecture for applications. This role involves improving API integration and data extraction functionality using Azure technologies. The ideal candidate should have hands-on experience leading architecture in collaborative project environments and...

About the role We are seeking a Senior API Automation Tester with expertise in API automation and AI-driven testing. In this role, you will design advanced API automation frameworks using Java and Rest Assured while leveraging GenAI tools and AI agents across AWS environments. In this role, you will Design and

Source Code in Downtown Toronto is seeking a Sr. Software Developer - API to design, build and maintain API-driven systems. You will translate functional specs into robust, tested APIs and contribute to the architecture of scalable microservices on Azure.The role requires 8+ years of API development experience, strong REST API design, and hands-on knowledge...

A leading software solutions provider in Toronto is looking for a Senior Software Developer to translate technical specifications into robust applications. The ideal candidate should have extensive experience with Dynamics 365, REST API development, and cloud solutions. Strong problem-solving and communication skills are essential. This role offers an...

TEHORA est présentement à la recherche d'un(e) développeur(se) backend senior ayant une solide expérience en développement d'API sécurisées. Responsabilités Développer des API REST sécurisées; Intégrer Azure AD et RBAC; Implémenter le chiffrement des données; Effectuer les essais unitaires; Exigences DEC ou Baccalauréat en informatique; 5+...

A technology firm in Toronto is seeking a Senior Software Developer to design and implement REST APIs in a complex enterprise environment. The ideal candidate has over 5 years of experience in API development and integration, strong skills in platforms like IBM API Connect and a solid understanding of microservices. This role requires excellent...

S.I. Systems Ltd. seeks an API Specialist (Secret) to build system-to-system integrations, develop custom APIs and plug-ins, and design standards-based web services in a regulated financial services environment.The role requires 5+ years of hands-on integration work and proficiency with SOAP/REST, XML, WSDL, XSD, JSON, and streaming technologies. The...