Alpaca Tech Stack

Brokerage infrastructure APIs for stocks, options, crypto, and embedded fintech.

Financial Services San Mateo, California 201–500 employees Founded 2017 Privately Held

Alpaca operates as a self-clearing broker-dealer providing APIs for equities, options, and crypto trading across 9M+ brokerage accounts globally. The tech stack is polyglot and infrastructure-heavy—Go, Kubernetes, GCP, AWS, PostgreSQL, Kafka, Redpanda, gRPC, Temporal—reflecting a platform built for distributed, high-throughput settlement and clearing. Engineering dominance in hiring (40 of 92 active roles) paired with aggressive global expansion (19 countries) and identity-verification scaling projects signals they are managing both technical complexity and regulatory surface area simultaneously.

Tech Stack 34 technologies

Core StackGo Kubernetes dbt Trino RabbitMQ AWS Heroku PostgreSQL gRPC React Temporal Grafana GitHub Actions Helm C++ Java Rust Redis Kafka Docker TypeScript Linux GCP Redpanda FIX SQL Google Cloud Build macOS Windows LinkedIn Recruiter+4 more

What Alpaca Is Building

◆Challenges

Global expansion
Expanding identity verification globally
Supporting growing account types
Achieving high automation rates
Expanding into latin america
Scaling infrastructure for rapid growth
Capacity planning for future growth
Scaling brokerage system
Rapid scaling of financial operations
Reducing manual overhead

▲Active Projects

Modern identity verification platform
Portfolio rebalancing
Broker api product line
Correspondent clearing
Market research and horizon scanning
Revenue operations
Global identity verification expansion
Financial forecasting
Launch us securities and crypto trading apps
Risk and margin platform architecture

Hiring Activity

Accelerating90 roles · 80 in 30d

Department

Engineering

Sales

Data

Support

Finance

Legal

Ops

Product

Seniority

Senior

Mid

Junior

Manager

Staff

Director

Lead

Notable leadership hires: Compliance Director, Data Director

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About Alpaca

Alpaca is a US-based self-clearing broker-dealer founded in 2017, headquartered in San Mateo. The company provides embeddable APIs and infrastructure for fintechs, apps, and institutions to offer trading and investing products. The platform supports stocks, ETFs, options, fixed income, crypto, and emerging services like tokenization, securities lending, and Shariah-compliant products. Operations span 40+ countries with 9M+ brokerage accounts, and the company has raised over $320M from institutional investors. The product roadmap emphasizes identity verification at scale, portfolio automation, margin and risk architecture, and geographic expansion into Latin America and Asia.

HeadquartersSan Mateo, California

Company Size201–500 employees

Founded2017

Hiring MarketsUnited States, Brazil, Argentina, Hungary, Germany, Canada, United Arab Emirates, United Kingdom

Frequently Asked Questions

What tech stack does Alpaca use?

Go, Kubernetes, GCP, AWS, PostgreSQL, Kafka, Redpanda, gRPC, Temporal, React, C++, Java, Rust, and supporting infrastructure like Trino, RabbitMQ, Redis, Grafana, and Docker.

What is Alpaca working on?

Identity verification platform expansion, portfolio rebalancing, risk and margin architecture, correspondent clearing, US securities and crypto trading apps, and revenue operations automation to support rapid scaling.