staff software engineer python jobs in Toronto

Title: Senior Software Engineer (Backend / Cloud – AWS, Python) Location: Toronto, Ontario Duration: 6 Months  Introduction Join our dynamic team as a Lead in Information Technology, where you'll play a crucial role in designing and developing technology solutions that drive business success. We are looking for a talented individual with a passion for...

Dawninfotek is seeking a Software Developer proficient in Java and Python to design and build robust software solutions. The role emphasizes strong backend development with Java, Python, and ML-related tasks, plus API design and data handling.Familiarity with databases and CI/CD practices is valued, with a focus on delivering scalable applications....

Secure Every Identity, from AI to HumanIdentity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate...

BuildOps is looking for a Staff Software Engineer to set and drive our company-wide technical strategy for building, shipping, and operating reliable software.This is a high-impact, cross-functional role for an engineer who sees quality and reliability as properties of the entire system—not as a final testing phase or the responsibility of a separate team....

We're BlueCat—a Great Place to Work for good reason. Our team solves critical network challenges for some of the world's largest organizations. In simple terms, we manage the systems that keep networks running smoothly, securely, and reliably—the backbone infrastructure that powers digital transformation for enterprises globally. Our Intelligent Network...

Hiring: Staff / Principal Software Engineer | Java + AILocation: Toronto, ON (Hybrid - 3days onsite)Looking for a Staff/Principal Software Engineer who loves building from 0→1, working through ambiguity, and shipping production systems quickly.This is a hands-on IC role with strong architectural ownership, working across Java backend, AWS, edge computing,...

You will take on the ongoing maintenance and routine engineering work in Firefox's Layout area (CSS, page layout, APZ, text, images). Working independently at a tech-lead level, you keep the Layout code healthy.ResponsibilitiesOwn day-to-day Layout maintenance: fix bugs and regressions, keep tests green, handle incoming issues.Diagnose and fix Layout...

About StripeStripe 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 ahead....

Requisition ID: 259094 Join a purpose driven winning team, committed to results, in an inclusive and high‑performing culture. The Team The Accelerator team is a group of highly skilled professionals that ensure the success of Scotiabank Digital Banking initiatives worldwide through the effective use of technology and collaboration. The Role The Staff...

Pantheon brings together exceptional builders who take ownership, drive meaningful impact, and shape what's next for the web. We power more than 300,000 websites globally for organizations including Google, Princeton, Salesloft, Clorox, and the United Nations. Every day, thousands of developers and marketers use our WebOps platform to build, iterate, 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...

Waabi, founded by AI visionary Raquel Urtasun, is the leader in Physical AI. With a world-class team, we're unlocking the next era of autonomous transportation with technology that's powering commercial autonomous trucks and robotaxis. Waabi is backed by and partners with world leaders in AI, automotive, logistics, and deep tech. With offices in Toronto, San...

BuildOps is looking for a Staff Software Engineer to set and drive our company-wide technical strategy for building, shipping, and operating reliable software. This is a high-impact, cross-functional role for an engineer who sees quality and reliability as properties of the entire system—not as a final testing phase or the responsibility of a separate...

It all started with an idea at Block in 2013. Initially built to take the pain out of peer-to-peer payments, Cash App has gone from a simple product with a single purpose to a dynamic ecosystem, developing unique financial products, including Afterpay/Clearpay, to provide a better way to send, spend, invest, borrow and save to our 50+ million monthly active...

Are you ready to unlock intelligence?If you don’t think you meet all of the criteria below but are still interested in the job, please apply. Nobody checks every box - we’re looking for candidates that are particularly strong in a few areas, and have some interest and capabilities in others.About the Role:Kong is building the future of API management...

Waabi, founded by AI pioneer and visionary Raquel Urtasun, is an AI company building the next generation of self-driving technology. With a world class team and an innovative approach that unleashes the power of AI to “drive” safely in the real world, Waabi is bringing the promise of self-driving closer to commercialization than ever before. Waabi is...

Waabi, founded by AI visionary Raquel Urtasun, is the leader in Physical AI. With a world-class team, we're unlocking the next era of autonomous transportation with technology that's powering commercial autonomous trucks and robotaxis. Waabi is backed by and partners with world leaders in AI, automotive, logistics, and deep tech. With offices in Toronto, San...

About Nu Nu is the leading digital bank in Latin America, serving 135 million customers across Brazil, Mexico, and Colombia. The company has been leading an industry transformation by leveraging data and proprietary technology to develop innovative products and services. Guided by its mission to fight complexity and empower people, Nu caters to customers’...

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...

Staff Software Engineer, Backend (Trust and Safety) Remote Canada At Affim, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. About the Engineering team The Engineering team builds systems that power Affim’s mission. We take pride in...