Senior Software Engineer - Sardine

About the role

As a Senior Software Engineer, you will be responsible for the full product lifecycle of backend services. This includes designing, implementing, and maintaining robust Golang applications deployed on Google Cloud Platform and AWS. A key part of the role involves ensuring these systems are optimized for reliability and long-term maintainability, contributing to Sardine's mission of stopping fraud before it occurs.

You will collaborate with business stakeholders to develop compliance-focused products for financial institutions, specifically targeting financial risk, reconciliation, and fraud detection. This involves building and implementing APIs for banking and payment systems, as well as partnering with cross-functional engineering and product teams to coordinate development efforts and ensure seamless integration and delivery.

Success in this position means consistently delivering high-quality software and owning the development process from design through end-to-end testing. You will also be expected to develop and maintain clear technical documentation to support users, ensuring products adhere to high standards throughout each development phase and contribute to the company's growth in fraud prevention.

The listed salary for this position is $170,000 USD.

Skills that matter here

• Golang: This role requires developing and maintaining high-performance backend services using Golang.
• Google Cloud Platform: You will deploy and manage backend services across Google Cloud Platform.
• AWS: You will also deploy and manage backend services across Amazon Web Services.
• API development: A core responsibility is building and implementing APIs for banking and payment systems.
• Cypress: You will use Cypress for implementing end-to-end test automation.
• Junit: You will use Junit for implementing end-to-end test automation.

Who this role suits

• A person who thrives on taking full ownership of the product lifecycle, from design to deployment and testing.
• Someone with a strong background in financial risk, reconciliation, or fraud detection product development.
• An individual who excels in a remote-first culture and values performance over hours worked.
• A professional with experience integrating and building APIs for banking or payment systems.

From the employer

Position Duties

• Design, implement, and maintain high-performance backend services built in Golang and deployed across Google Cloud Platform (GCP) and AWS, ensuring systems are robust and optimized for reliability and long-term maintainability;
• Collaborate with business stakeholders for development of compliance-focused products used by banks, fintechs, and other financial institutions, including products focused on financial risk, reconciliation, and fraud detection;
• Build and Implement API’s for banking or payment systems. Partner with cross-functional engineering and product teams to coordinate development efforts;
• Develop, refine, and maintain user-facing technical documentation, ensuring clarity, accuracy, and accessibility to support users;
• Own the full product lifecycle, including design, implementation, and end-to-end testing, using Cypress, Junit, or Mockito, ensuring reliable delivery, continuous improvement, and adherence to high quality standards throughout each development phase.

Requirements

• Master’s degree in Computer Science or related field; plus 1 year of experience required in the following:
• Integrating/Building API’s for banking or payment systems
• Building products focused on financial risk, reconciliation, or fraud detection
• Web Backend Development
• Developing production application using Go (Golang)
• Implementing end-to-end test automation using Cypress, Junit, or Mockito
• AWS Cloud
• Core banking integrations

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