Senior Software Engineer – Payments, Treasury

Alpaca

Senior Software Engineer at Alpaca developing scalable solutions for payments and treasury platform. Collaborating with global teams to manage financial infrastructure and optimize user trading experience.

Posted 7/13/2026full-timeRemote • 🏈 Anywhere in North AmericaSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building and maintaining scalable microservices and APIs, with a strong focus on clean coding practices and event-driven design. Proficient in cloud platforms and container orchestration, with a solid understanding of payment systems and financial ledgers.

Highest-signal resume keywords

Microservices DevelopmentGo ProgrammingEvent-Driven DesignKubernetesGoogle Cloud Platform

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Hard Skills

MicroservicesAPIsGoEvent-Driven DesignDomain Driven DesignDebuggingRelational DatabasesPostgreSQLDistributed SystemsDouble Entry Accounting

Soft Skills

Problem-SolvingCommunicationCollaborationProactive MindsetTeamwork

Tools & Technologies

KubernetesGoogle Cloud PlatformMessaging QueuesMessage BrokersContainerization

Industry Keywords

PaymentsPayment RailsPayment LifecycleFinancial LedgersTreasury Platform

Tech Stack

Tools & technologies

CloudDistributed SystemsGoGoogle Cloud PlatformKubernetesMicroservicesPostgresRuby on Rails

About the role

Key responsibilities & impact

As a senior software engineer, you will help build and scale the systems and services that form the foundation of Alpaca and empower millions of users that are trading billions of dollars worth of assets daily.
The payments team is responsible for building and maintaining a modern global payments and treasury platform. Operating in an industry in which money movement is a critical component, we adopt a modern technology focused approach with highly scalable, event-driven systems.
We have ambitious plans to build a seamlessly integrated comprehensive treasury platform into an industry leading end-to-end financial infrastructure on a global scale.

Requirements

What you’ll need

Strong problem-solving skills paired with a proactive mindset
Excellent communication and collaboration skills
The ability to work independently and as part of a team
A preference for simple and elegant solutions
At least 3 years of experience working on systems at scale
Proven experience in building and maintaining microservices
Experience with client facing APIs
Strong coding skills, preferably in Go
Ability to write clean, well tested, and maintainable code
Experience with domain driven design and event driven design
Ability to debug issues or better yet, foresee problems and avoid them entirely
Familiarity with containerization and orchestration technologies, especially Kubernetes
Experience with cloud platforms, preferably Google Cloud Platform
Experience with messaging queues and message brokers
Experience with relational databases, preferably PostgreSQL
Experience with distributed systems design
Previous experience with or understanding of payment rails and the payment lifecycle
Experience with double entry accounting and financial ledgers

Benefits

Comp & perks

Competitive Salary & Stock Options
Health Benefits
New Hire Home-Office Setup: One-time USD $500
Monthly Stipend: USD $150 per month via a Brex Card