Software Engineer - Backend (GO)

Who we are:

We are a leader in fraud prevention and AML compliance. Our platform uses device intelligence, behavior biometrics, machine learning, and AI to stop fraud before it happens. Today, over 300 banks, retailers, and fintechs worldwide use Sardine to stop identity fraud, payment fraud, account takeovers, and social engineering scams. We have raised $145M from world-class investors, including Andreessen Horowitz, Activant, Visa, Experian, FIS, and Google Ventures.

Our culture:

- We have hubs in the Bay Area, NYC, Austin, Toronto, and São Paulo. However, we maintain a remote-first work culture. #WorkFromAnywhere

- We hire talented, self-motivated individuals with extreme ownership and high growth orientation.

- We value performance and not hours worked. We believe you shouldn't have to miss your family dinner, your kid's school play, friends get-together, or doctor's appointments for the sake of adhering to an arbitrary work schedule.

Location:

- Remote - Canada

- From Home / Beach / Mountain / Cafe / Anywhere!

- We are a remote-first company with a globally distributed team. You can find your productive zone and work from there.

About the Role:

We are looking for a passionate Engineer to join our Application Platform Team. We build the core infrastructure, shared libraries, and architectural standards that power Sardine’s entire ecosystem.

Why this role is different: You won’t just ship features; you will define how code is written across the company. If you enjoy digging deep into database internals, optimizing high-load systems, and solving complex architectural challenges, this is the place for you.

What you'll be doing:

- Architect & Build: Design and implement high-performance, scalable microservices using Go. You will build the foundation that other teams rely on.

- Optimize Core Systems: Analyze and improve the efficiency of our infrastructure. You will identify and solve deep performance bottlenecks, memory leaks, and network...