Senior Software Engineer - Markets

Overview

Alpaca is a US-headquartered self-clearing broker-dealer and brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, 24/5 trading, and more. Our recent Series C funding round brought our total investment to over $170 million, fueling our ambitious vision.

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 6 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 are 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 top-tier global investors, including Portage Ventures, Spark Capital, Tribe Capital, Social Leverage, Horizons Ventures, Unbound, SBI Group, Derayah Financial, Elefund, and Y Combinator.

Our Team Members:

We are a dynamic team of 230+ 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 are 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.

As a Senior Engineer, you will be responsible for designing, implementing, and maintaining the systems and services that form Alpaca's foundation and empower millions of users who trade billions of dollars worth of assets. You will lead regional recruitment initiatives, guide cross-functional team projects, mentor talent with respect to our engineering principles and practices, and foster Alpaca culture in the region.

As the lead, you will also ensure operational reliability engineering and act as incident commander during regional business hours to ensure proactive 24x7 stability.

We seek an experienced full-stack engineer who is dedicated to delivering seamless and high-quality software solutions. The ideal candidate has a proven track record of designing and building scalable applications and is comfortable challenging conventions and advocating for innovative solutions. In this position, you will have autonomy to architect and implement solutions that meet strategic objectives while actively contributing to the goal-setting process alongside a collaborative, cross-functional team.

• Design a highly scalable, mission-critical brokerage system.
• Develop and enhance middle and back office systems, including gRPC microservices, React-based UI for internal administration and API developers, and third-party vendor integrations.
• Work closely with Alpaca’s core teams to enhance and transform the core framework, enabling support for multiple languages, currencies, and markets.
• Collaborate with tech leads in other regions both synchronously and asynchronously, using Slack and occasional meetings outside of regular working hours to align with global teams.
• Troubleshoot incidents and reported bugs to maintain system integrity and performance.
• Thrive in a global environment, effectively navigating regulatory requirements and building scalable solutions to support Alpaca’s international growth.
• You may be asked to be on-call to assist with timely engineering projects.

• Proven experience in designing and developing complex financial systems, preferably including double-entry accounting.
• Strong understanding of accounting principles, ledger structures, and transaction reconciliation.
• Experience in building scalable, high-availability financial applications that handle multi-currency transactions.
• Familiarity with regulatory compliance requirements in financial markets.
• Proficiency in Go or similar backend languages, with…