api and integrations developer jobs in Toronto

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 amount of work...

Join Wealthsimple as a Product Manager focusing on API strategy and client connectivity. Shape how clients interact with financial data securely and effectively. In this pivotal role at Wealthsimple, you will manage the APIs that streamline client access to financial data. You are expected to formulate the strategy for our Public API while improving the...

Description: 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...

Role: API Developer Hybrid: 2 days in office API development using REST / JSON (and SOAP if applicable) Java / Spring Boot API Gateway experience (Azure/AWS API Gateway) API security: OAuth 2.0, JWT, SSO, API key management API documentation: Swagger / OpenAPI Integration experience with microservices and backend systems Experience with Postman, unit...

p thlion staffing seeks a seasoned Business Systems Analyst to lead API-driven integrations in a large enterprise environment. You will collaborate with business stakeholders, architects, and development teams to define, document, and deliver API-based solutions that connect platforms.Responsibilities include gathering requirements, mapping interfaces,...

MaintainX is a leading mobile-first work execution platform for industrial and frontline teams. More than 13,000 customers, including Duracell, McDonald's, Shell, DHL and Volvo, use MaintainX to cut unplanned downtime and run better operations, across 13.9 million managed assets and 79.5 million completed work orders. In August 2026 MaintainX became part of...

A tech company in Toronto is seeking an experienced API Developer for a hybrid role that requires working in the office two days a week. The successful candidate will utilize their expertise in API development with REST / JSON, Java, and Spring Boot, while ensuring robust security measures such as OAuth 2.0. Familiarity with API documentation and integration...

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...

Develops and maintains enterprise integration solutions using cloud technologies, APIs, and message brokers. Requires expertise in cloud-native tech, microservices, DevOps, and collaboration.

As a modern technology company, our Slalom Technologists are disrupting the market and bringing to life the art of the possible for our clients. We have passion for building strategies, solutions, and creative products to help our clients solve their most complex and interesting business problems. We surround our technologists with interesting challenges,...

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...

Take on a vital role as a Senior Python Backend Engineer focusing on API and platform engineering in Toronto, Ontario. Develop scalable backend solutions for mission-critical financial platforms. This on-site position is suited for candidates with 5-10+ years of strong Python backend development experience. You will design and implement backend services...

As a modern technology company, our Slalom Technologists are disrupting the market and bringing to life the art of the possible for our clients. We have passion for building strategies, solutions, and creative products to help our clients solve their most complex and interesting business problems. We surround our technologists with interesting challenges,...

MaintainX, a leading mobile-first work execution platform, is seeking a Senior Software Developer for API Platform and Ecosystem. You will design, build, and operate public REST APIs with a focus on scalability and superb developer experience.Push platform standards, enable large-scale data migrations, and improve CI/CD and documentation while collaborating...

At eBay, we're more than a global ecommerce leader we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass, authenticity...

Insight Global seeks a senior software architect to design scalable enterprise applications using Java/Spring Boot microservices. You will lead service-to-service communication, API-first patterns, and cloud-native deployment, while ensuring security, observability, and performance.You will mentor developers, align with architecture and product teams, and...

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...

Role: Integration Lead with eTransfer- (Azure / Banking Payments)Location: Toronto, ON 4days onsiteKey ResponsibilitiesAnalyze current-state Interac e-Transfer implementations by reviewing existing design documents, API specifications, and end-to-end payment flows across Digital Banking, Central 1, and Temenos T24 core banking systems.Translate high-level...

At eBay, we're more than a global ecommerce leader we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass, authenticity...

Integration Developer – Hybrid ContractInsight Global is seeking anIntegration Developerto join a large insurance client on a hybrid contract starting February 2nd (with flexibility to start earlier). This role is critical to ongoing proof‑of‑concept (PoC) initiatives, where the developer will integrate third‑party cyber risk assessment tools with...