Full-Stack Engineer II
Full-Stack Engineer II responsible for pushing product innovation, shaping feature iterations, and defining backend and frontend technologies at Affinity.co.
With our growing customer base and our expansion into new markets and use cases, we have more to build than ever at Affinity as we execute on our vision to put relationship intelligence at every professional's fingertips.
Reporting to the Sr Engineering Manager, as a Software Engineer II , you'll have the opportunity to push our product in new directions while also shaping the next iterations of the features our customers already love. You'll define the future of core pieces of our backend across areas like our data model, as well as core pieces of our frontend, like design systems or rich visualizations. From front-end usability to back-end algorithms, async workers to scalable applications, you'll hone your skills across multiple domains while helping to drive forward the Affinity product and vision.
Location: Toronto, Ontario
In this role, you will:
Qualifications
Don’t meet every single requirement? Studies have shown that women and people of color are less likely to apply to jobs unless they meet every qualification. At Affinity, we are dedicated to building a diverse, inclusive, and authentic workplace, so if you’re excited about this role, but your past experience doesn’t perfectly align with the qualifications below, we encourage you to apply anyways. You may be just the right candidate for this or other roles.
Tech stack
Our platform is built with React and TypeScript on the front end, and with Ruby and PostgreSQL on the back end. Our infrastructure is hosted by AWS and runs on Kubernetes.
How we work:
Our culture is a key part of how we operate as well as our h
Posted June 5, 2026