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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 issues.
Standardize Best Practices: Help define architectural patterns for database usage, API design, and cloud infrastructure.
Infrastructure-as-Code: Work closely with Cloud environments (AWS/GCP) to ensure our platform is resilient, secure, and automated.
What you’ll need:
Experience: 2–3+ years of commercial backend development experience.
Go Expertise: You have a deep understanding of Go, including concurrency primitives (goroutines/channels), memory management, and runtime behaviour.
Database Internals: Strong experience with various databases (SQL & NoSQL). You understand the trade-offs between different storage engines and consistency models.
Cloud Native: Hands-on experience with public clouds (AWS or GCP). You understand modern cloud architecture patterns.
Event-Driven Patterns: Experience building distributed systems using message queues and event-driven architecture.
Foundational Knowledge: Solid understanding of Networking (TCP/IP, HTTP, gRPC) and the basics of Kubernetes.
Nice to Have:
Experience specifically with DynamoDB or Bigtable.
Hands-on work with AWS SQS/SNS or Google Pub/Sub, Kafka, ZeroMQ…
Experience implementing observability using tools like Datadog, Grafana, and Prometheus.
Our Tech Stack:
Language: Go (Golang)
Cloud: AWS / GCP
Data: SQL (PostgreSQL), NoSQL (DynamoDB/Bigtable/BigQuery/MongoDB), Redis
Messaging: SQS, SNS, Pub/Sub
Ops: Kubernetes, Terraform, Datadog
Benefits we offer:
Generous compensation in cash and equity
Early exercise for all options, including pre-vested
Work from anywhere: Remote-first Culture
Flexible paid time off and Year-end break
Health insurance, dental, and vision coverage for employees and dependents - US and Canada specific
4% matching in 401k / RRSP - US and Canada specific
MacBook Pro delivered to your door
One-time stipend to set up a home office — desk, chair, screen, etc.
Monthly meal stipend
Monthly social meet-up stipend
Annual health and wellness stipend
Annual Learning stipend
Join a fast-growing company with world-class professionals from around the world. If you are seeking a meaningful career, you found the right place, and we would love to hear from you.
To learn more about how we process your personal information and your rights in regards to your personal information as an applicant and Sardine employee, please visit our Applicant and Worker Privacy Notice.
