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

Remote, USA Full-time Posted 2026-06-20

Note: The job is a remote job and is open to candidates in USA. Alpaca is a US-headquartered self-clearing broker-dealer and brokerage infrastructure company. They are seeking a Senior Full-Stack Engineer to design, implement, and maintain systems that empower users and enhance partner operations through the Broker API Dashboard.

Responsibilities

  • Take ownership of high-visibility, high-impact initiatives with autonomy and accountability
  • 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 our partners, building tools that streamline workflows and reduce manual effort
  • Play a key role in helping our partners succeed providing world-class customer support
  • Drive architectural design conversations, helping shape scalable, intuitive, and reliable systems
  • Collaborate closely with cross-functional teams to deliver impactful solutions
  • Opportunity to contribute to API design and product features within our ecosystem
  • A unique opportunity to mentor other developers and contribute to the overall technical strategy of our company

Skills

  • 5+ years of experience in full-stack development with TypeScript/React
  • Proficient in TypeScript and React
  • Proficient in at least one modern systems programming language like Golang or C#
  • Proficient in HTML and CSS frameworks such as TailwindCSS
  • Excellent communication and collaboration skills
  • Ability to collect and translate stakeholder requirements into fully realized features
  • Proven track record of building user-facing features end-to-end
  • Passionate about creating intuitive and performance 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
  • 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
  • Experience building Mobile Apps with React Native

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

Company Overview

  • Alpaca is a financial system platform that allows developers and businesses to build apps, embed investing, and trade algorithms. It was founded in 2015, and is headquartered in Tokyo, Tokyo, JPN, with a workforce of 201-500 employees. Its website is https://alpaca.markets/jp/.
  • Company H1B Sponsorship

  • Alpaca has a track record of offering H1B sponsorships, with 2 in 2020. Please note that this does not guarantee sponsorship for this specific role.
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