development engineer jobs in Toronto

There’s a universe of opportunity at Amazon. At Amazon, your career doesn’t follow a straight line. It accelerates, twists, and challenges you in ways you never expected. From the moment you join, you’re part of something big: building products or services that reach millions and shaping how people live, work, and connect every day. This is where your...

Software Development Engineer in Test – GenAI / LLM Role Description Work Arrangement: 1 day onsite per week Experience Required: 6–8 years Key Roles & Responsibilities Validate chatbot responses for accuracy, relevance, completeness, and consistency. Create and execute test scenarios, test cases, and regression test suites. Identify hallucinations,...

Kaseya is the leading provider of AI-powered IT management and cybersecurity software, serving Managed Service Providers (MSPs) and internal IT organizations worldwide. Our comprehensive platform helps organizations efficiently manage, secure, and automate their IT environments, driving operational efficiency and long-term business success. Backed by...

Join a leading AI lab as a Senior Software Engineer focused on refining language model capabilities. Work remotely at your convenience while utilizing your expertise in software development tasks. Ethos is seeking experienced Senior Software Engineers with over five years of experience in top technology companies. This flexible role allows you to engage in...

Join Amazon's Reach Planning Engineering team within Demand Tech to build the next generation of advertising technology. In this role, you'll own, design, and deliver highly scalable systems that empower advertisers to plan campaigns and build strategies related to reach and other media planning capabilities. You'll work on a full-service, full-stack...

Senior Software Engineer specializing in Rust In this role, you’ll architect and implement high-performance, secure, and scalable systems, collaborating closely with teams focused on compliance, privacy, experimentation, and infrastructure. You should be comfortable working independently across system boundaries and mentoring engineers while driving...

Shape the future of payments with Episode Six as a Software Development Engineer in Test based in Toronto. Focus on automation testing to enhance payment processing capabilities. In this pivotal role at Episode Six, you will lead testing practices for API-based payment solutions. Your experience in Java and various testing methodologies will be essential...

Build large-scale advertising measurement software at Amazon using analytical engineering, distributed systems, and big data technologies. Work in Toronto on third-party campaign measurement solutions. As a Software Development Engineer II, you will design, implement, test, and deploy data-intensive analytical solutions. The team measures campaign...

Metrolinx is connecting communities across the Greater Golden Horseshoe. Metrolinx operates GO Transit and UP Express, as well as the PRESTO fare payment system. We are also building new and improved rapid transit, including GO Expansion, Light Rail Transit routes, and major expansions to Toronto's subway system, to get people where they need to go, better,...

Build large-scale advertising measurement software at Amazon using analytical engineering, distributed systems, and big data technologies. Work in Toronto on third-party campaign measurement solutions. As a Software Development Engineer II, you will design, implement, test, and deploy data-intensive analytical solutions. The team measures campaign...

About the job RQ07968:Software Developer-Remote Description An Intermediate Software Developer / Programmer is needed to support the redevelopment of 2 desktop applications built using ArcMap 10.x and VBA for the Ministry of the Environment, Conservation, and Parks. The MECP Parks Legacy Tool upgrade project refers to an application toolset, the GapTool,...

Our work connects search, maps, and personalized discovery to help users explore places and find relevant offerings across Uber’s businesses, including Rides, Eats, and Ads. As a Backend Software Engineer on the team, you’ll build the services and APIs behind these experiences. You’ll work alongside backend, mobile, and machine learning engineers, as...

The Staff Software Engineer provides technical leadership across the Cloud Cost Management and Reporting portfolio, including home grown built tools for cost reporting, forecasting, optimization, software inventory, and related internal engineering tools. This role is responsible for driving architectural direction, delivering complex cross-functional...

Who are we? Equinix is the world’s digital infrastructure company®, shortening the path to connectivity to enable the innovations that enrich our work, life and planet. A place where tech thinkers and future builders turn bold ideas into breakthrough experiences, we welcome your unique perspective. Help us challenge assumptions, uncover bias, and remove...

FUTU), a global leader in online brokerage and wealth management solutions. Moomoo is one of the most trusted and innovative retail trading platforms, serving over 24 million active users worldwide. Based in Toronto, with convenient access to the city's Line 1 TTC subway, our new office boasts bright, open spaces and spectacular views of the city. we're not...

Manager, Development Engineering (Water and Wastewater) Job Number: 4911 Job Type: Full-Time Vacancy Reason: Backfill Location: 150 Frederick St - Regional Admin Headquarters Job Category: Engineering Number of Positions: 1 Department: Development and Distribution Engineering Division: Engineering and Environmental Services Hours of Work: 35 Work Schedule:...

Description Amazon Worldwide Advertising is one of Amazon's fastest growing and most profitable businesses. The Advertiser Experience (AX) group owns the experience of the advertiser from the moment they decide to engage with our platform through the full lifecycle of self-service advertising management. This includes campaign building and management,...

Description Are you passionate about innovation? Do you want to solve real customer problems through innovative technology? Do you enjoy working on scalable projects in a collaborative team environment? Do you want to see your solutions directly impact millions of customers worldwide? Are you passionate about innovation? Do you want to solve real customer...

Become an innovative DevOps Engineer at Proofpoint, dedicated to safeguarding how people and data connect globally. Champion the development of secure and efficient cloud infrastructure in a collaborative environment. This position is ideal for tech enthusiasts with a minimum of 5 years in a DevOps or SRE capacity. You will play a key role in managing...

5+ years building and operating production REST APIs in Node.js & TypeScriptHands-on AWS serverless experience — Lambda, API Gateway, DynamoDB, S3, CloudWatch, IAM, SNS, SQS, Glue, ECS — built and run in production, not just in tutorialsStrong REST API design skills — resource modeling, HTTP semantics, versioning, idempotency, and OpenAPI/Swagger...