Senior Software Engineer – Platform

🕒 December 9, 2025

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Alpaca

WebsiteLinkedInAll Job Openings

201 - 500 employees

🔌 API

💳 Fintech

₿ Crypto

API • Fintech • Crypto

Alpaca is a fintech company that provides a comprehensive brokerage and trading platform through a suite of APIs. These APIs enable developers and businesses to integrate algorithmic trading, app development, and embedded investing into their services. Alpaca offers services like trading in US stocks, ETFs, and cryptocurrency with options for local currency transactions. The company is recognized for its cyber security practices and is a member of FINRA and SIPC. Alpaca is ideal for fintech startups, broker-dealers, hedge funds, and other financial services looking to build sophisticated trading applications and platforms with minimal friction through their well-documented Broker API.

📋 Description

• Maintain and improve our Redpanda-based event streaming infrastructure • Develop the replacement for Alpaca’s aging authentication and authorization services • Create event-driven solutions to replace batch processing across systems • Take ownership of tasks, identify and address technical challenges proactively • Contribute to architectural decisions for designing scalable and reliable systems • Work with other teams to improve systems interaction • Maintain good software quality and test coverage • Participate in code reviews • Troubleshoot incidents and reported bugs • May be asked to be on-call for engineering projects

🎯 Requirements

• 5+ years of experience writing code in strongly-typed languages, with at least one year of experience in Go. • Familiar with Kubernetes beyond the basics - can write a Helm chart for a new service with relative ease. • Prior job experience or certifications to prove best practices around security. • Worked with relational databases before - we use PostgreSQL. • Experience in a startup, understanding of significant technical debt, and tasks needing to be done. • Not afraid of taking a task from start to finish. • Worked at least 3 years on systems at scale.

🏖️ Benefits

• 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