Company Introduction

We exist to wow our customers. We know we’re doing the right thing when we hear our customers say, “How did we ever live without Coupang?” Born out of an obsession to make shopping, eating, and living easier than ever, we’re collectively disrupting the multi-billion-dollar e-comm…

The Opportunity

At Sema4.ai, we’re building an Enterprise AI Agent platform that fundamentally changes how knowledge work gets done—by enabling people and AI agents to collaborate in durable, trustworthy ways.

As a Staff Backend Engineer on the Agent Platform, you will be the engineering counterpart to…

Backend Software Engineer
Location: Ottawa, ON (On-site)
Reports to: Engineering Lead

The Role

You will be working on the backend systems that power AuraNet — Dominion Dynamics' mesh networking platform for autonomous assets operating in contested and disconnected environments. The platform handles real-t…

About the role

We're hiring a Senior Backend Engineer to work on some of the most interesting problems in cybersecurity — building the platform that connects 150+ security tools, serves enterprise customers at scale, and now powers a new generation of AI capabilities. You'll work in C#/.NET on AWS, r…

About Hypha

Hypha is an AI-native platform transforming asset management across the full lifecycle—acquisition, management, and exit. Focused on healthcare facilities and multifamily real estate, we're revolutionizing the industry through three key pillars:

• Observability: Providing real-time visibilit…

Semiotic Labs is a venture studio building ambitious products at the intersection of AI, security, data, and infrastructure. Past ventures include Odos, a leading liquidity aggregator, and Cambrian, which provides low-latency, high-quality DeFi data for financial agents.

We were also core developers of T…

Breakthrough medicines all start the same way: years of research, mountains of data, and countless decisions made by medical teams within the world's premier biopharma labs.

These decisions then determine which treatments make it to market, how doctors learn about them, and ultimately which patients…

About Us

DeepSea is a maritime technology leader, providing a unified optimisation platform that helps shipping companies cut fuel consumption, reduce emissions, and transform vessel performance across entire fleets.

Built on the most advanced maritime AI data pool in the world, DeepSea’s platform pow…

About the Role

A fast-growing, Y Combinator–backed AI startup in the supply chain space is looking for a Senior Backend Engineerto help build the backbone of an AI-powered platform that plans and executes how consumer goods are produced and moved globally. You'll join a small, high-velocity engineerin…