Senior Software Engineer - Payments & Treasury

Who We Are:

Alpaca is a US-headquartered, global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, 24/5 trading, and more.

Amongst our subsidiaries, Alpaca is a licensed financial services company, serving hundreds of financial institutions across 40 countries with our institutional-grade APIs. This includes broker-dealers, investment advisors, wealth managers, hedge funds, and crypto exchanges, totalling over 10 million brokerage accounts.

Our global team is a diverse group of experienced engineers, traders, and brokerage professionals who are working to achieve our mission of opening financial services to everyone on the planet. We're deeply committed to open-source contributions and fostering a vibrant community, continuously enhancing our award-winning, developer-friendly API and the robust infrastructure behind it.

Alpaca is proudly backed by $400 million in funding from top-tier global investors including Portage Ventures, Spark Capital, Tribe Capital, Social Leverage, Horizons Ventures, Opera Tech Ventures, SBI Group, Derayah Financial, Unbound, Peak XV, Elefund, and Y Combinator.

Our Team Members:

We're a dynamic team of 400+ globally distributed members who thrive working from our favorite places around the world, with teammates spanning the USA, Canada, Japan, Hungary, Nigeria, Brazil, the UK, and beyond!

We're searching for passionate individuals eager to contribute to Alpaca's rapid growth. If you align with our core values—Stay Curious, Have Empathy, and Be Accountable—and are ready to make a significant impact, we encourage you to apply.

Your Role

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. Resilient engineering, technical and operational scalability, and system integrity are crucial to our success.

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. Alpaca has and will continue to prove ourselves as an innovative market leader and this team is a core component of our growth across global markets and asset classes.

We are looking for senior engineers who are keen on providing quality solutions, have great fundamentals, proven experience building and architecting at scale, and not afraid of challenging conventions or voicing their opinions. In this role, you will have the autonomy to design and implement solutions to achieve defined goals while actively participating in defining those goals.

An understanding of cloud-based modern architecture, infrastructure, and orchestration practices are also great assets we actively look for.

Who You Are (Must-Haves):

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

Who You Might Be (Nice-to-Haves):g Previous experience in the financial industry or knowledge of payments initiations

Experience with financial reconciliation systems

Experience with or understanding of ISO20022 financial standard

Experience working remotely

Experience working at a startup, exchange, brokerage, market maker, or hedge fund

DevOps mindset is an asset

How We Take Care of You:

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

Alpaca is proud to be an equal opportunity workplace dedicated to pursuing and hiring a diverse workforce.

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