Senior Full-Stack Engineer - Internal Tools

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 Full-Stack Engineer, you will be responsible for architecting, implementing, and maintaining frontend applications and backend services that form the foundation of user experience at Alpaca and empower millions of users who trade billions of dollars worth of assets.

As part of a focused and specialized engineering team, you will be responsible for the user experience and product development for Internal Tools customers, encompassing both the frontend trading dashboards and backend systems that power Internal Tools product features like elite, high-yield cash, paper accounts, and more. Working closely with our users and internal stakeholders, we specialize in delivering high-quality end-to-end solutions across the full suite of frontend and backend systems at Alpaca.

We’re looking for someone who brings deep frontend and backend expertise, understands how all parts of the stack work together, enjoys mentoring others, and thrives in a culture of curiosity and continuous improvement. Working collaboratively in a cross-functional team, you’ll build elegant and robust systems and services to deliver innovative product features across the stack.

Things You Get To Do:

• Play a pivotal role in architecting and developing software solutions across the full stack that push the boundaries of technology

• Work closely with cross-functional teams and dive deep into the backend systems and infrastructure that power financial markets

• Contribute to API design and product features within our ecosystem.

• Own the delivery of high-visibility features/projects, from design to deployment

• Mentor peers and influence the technical strategy of our company

Who You Are (Must-Haves):

• 5+ years of experience using a modern systems programming language like Golang, C++, or Rust

• 3+ years of experience in frontend development with TypeScript/React

• Proficient with SQL and relational databases, preferably PostgreSQL

• Proficient in HTML and CSS frameworks such as TailwindCSS

• Excellent communication and collaboration skills

• Proven track record of building user-facing features end-to-end

• Experience with REST APIs and WebSockets best practices

• Attention to detail and an appreciation for design aesthetics

Who You Might Be (Nice-to-Haves):

• Algo trading experience (either p...