Senior Full-Stack Engineer - Broker API (Partner-Facing Application)

Who We Are: 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 D funding round brought our total investment to over $320 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 9 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 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're 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'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 designing, implementing, and maintaining systems and services that form the foundation of Alpaca and empower millions of users who trade billions of dollars worth of assets. The Internal Tools Team is responsible for building and maintaining user-facing tools that empower Alpaca’s internal operations teams. Our focus is on streamlining workflows at scale through intuitive self-serve interfaces and automation. We work closely with internal stakeholders to understand their needs and deliver high-quality, scalable solutions that improve efficiency, reduce manual overhead, and enable teams to operate with greater autonomy. For this role, we seek an experienced Senior Fullstack engineer dedicated to delivering seamless and high-quality software solutions for our internal operations teams. 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 the autonomy to architect and implement solutions that meet our strategic objectives, while also actively contributing to the goal-setting process alongside a collaborative, cross-functional team. Things You Get To Do: Own projects that push the boundaries of Alpaca’s internal tools and systems. Work across domains to build features end to end, gaining exposure to the full spectrum of Alpaca’s infrastructure. Stay deeply connected to the needs of internal operations teams, building tools that streamline workflows and reduce manual effort. Drive architectural design conversations, helping shape scalable, intuitive, and reliable systems. Collaborate closely with cross-functional teams to deliver impactful solutions. Play a key role in improving our response times and helping internal teams provide world-class customer support. Work directly with stakeholders, maintain relationships, and implement solutions that have a direct impact on Alpaca operations. Take ownership of high-visibility, high-impact initiatives with autonomy and accountability. Who You Are (Must-Haves): 5+ years of experience in full-stack development with Golang & TypeScript/React. Excellent communication and collaboration skills. Ability to collect and translate stakeholder requirements into fully realized features. Proficient in TypeScript and React. Proficient in HTML and CSS frameworks such as TailwindCSS. Proficient in at least one modern systems programming language like Golang or C#. Passionate about creating intuitive and performant user interfaces. Experience with SQL and relational databases, preferably PostgreSQL. Experience with REST APIs and best practices. Attention to detail and an appreciation for design aesthetics. Who You Might Be (Nice-to-Haves): Algo trading experience (either professional or personal). Experience with major cloud platforms (we primarily use GCP). Experience or understanding of financial markets. Experience with Docker and Kubernetes. Experience working at a startup. Experience working remotely. 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. Recruitment Privacy Policy