All roles

Open role

Senior Software Engineer - Payments

Remote · Sri Lanka Full-time

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 software engineer, you will help build and scale the systems and services that form the foundation of Alpaca and empower millions of users that are trading billions of dollars worth of assets daily .

The payments team is responsible for building and maintaining a modern global payments and treasury platform. Operating in an industry in which money movement is a critical component, we adopt a modern technology focused approach with highly scalable, event-driven systems. Resilient engineering, technical and operational scalability, and system integrity are crucial to our success.

We have ambitious plans to build a seamlessly integrated comprehensive treasury platform into an industry leading end-to-end financial infrastructure on a global scale. Alpaca has and will continue to prove ourselves as an innovative market leader and this team is a core component of our growth across global markets and asset classes.

We are looking for senior engineers who are keen on providing quality solutions, have great fundamentals, proven experience building and architecting at scale, and not afraid of challenging conventions or voicing their opinions. In this role, you will have the autonomy to design and implement solutions to achieve defined goals while actively participating in defining those goals.

An understanding of cloud-based modern architecture, infrastructure, and orchestration practices are also great assets we actively look for.

Who You Are (Must-Haves):

  • Strong problem-solving skills paired with a proactive mindset
  • Excellent communication and collaboration skills
  • The ability to work independently and as part of a team
  • A preference for simple and elegant solutions
  • At least 3 years of experience working on systems at scale
  • Proven experience in building and maintaining microservices
  • Experience with client facing APIs
  • Strong coding skills, preferably in Go
  • Ability to write clean, well tested, and maintainable code
  • Experience with domain driven design and event driven design
  • Ability to debug issues or better yet, foresee problems and avoid them entirely
  • Familiarity with containerization and orchestration technologies, especially Kubernetes
  • Experience with cloud platforms, preferably Google Cloud Platform
  • Experience with messaging queues and message brokers
  • Experience with relational databases, preferably PostgreSQL
  • Experience with distributed systems design
  • Previous experience with or understanding of payment rails and the payment lifecycle
  • Experience with double entry accounting and financial ledgers

Who You Might Be (Nice-to-Haves):gPrevious experience in the financial industry or knowledge of payments initiations

  • Experience with financial reconciliation systems
  • Experience with or understanding of ISO20022 financial standard
  • Experience working remotely
  • Experience working at a startup, exchange, brokerage, market maker, or hedge fund
  • DevOps mindset is an asset

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

3+ years experience with systems at scale, microservices, client-facing APIs, Go, Kubernetes, Google Cloud Platform, PostgreSQL, distributed systems, payment rails, and double-entry accounting.

Key Responsibilities

  • building microservices
  • designing systems
  • maintaining APIs

Skills & Tools

Go, Kubernetes, Google Cloud Platform, PostgreSQL

Job Details

  • Category: Software Development
  • Seniority: Senior Level
  • Commitment: Full Time
  • Workplace: Remote — North America
  • Languages: English

About Alpaca

A US-headquartered brokerage infrastructure technology company delivering execution and custody solutions for stocks, ETFs, options, and cryptocurrencies. — Industry: Information Technology

More open positions

Senior Full-Stack Engineer - Internal Tools

Work from home Full-time role

Senior Software Engineer - Identity

Work from home Full-time role

HRIS Operations Analyst II

Work from home Full-time role

Sr Account Executive, AMC

Work from home Full-time role

Digital Accessibility Specialist

Work from home Full-time role

Electrical Engineering Intern

Work from home Full-time role

Digital Media Manager

Work from home Full-time role

Country Manager South Africa

Work from home Full-time role

Senior Customer Service Representative – Advanced Client Support & Issue Resolution Specialist (Remote – Kansas/Missouri)

Work from home Full-time role

Senior Data Center Project Manager

Work from home Full-time role

Final Mile Delivery, Assembly, Repair Contractor Teams - Sacramento CA

Work from home Full-time role

Employee Relations Partner - REMOTE

Work from home Full-time role

Senior Remote Customer Service Specialist – 24/7 Dispatch & Technical Support Leader in the Petroleum & Fuel Retail Industry – Championing Customer Success, Operational Excellence, and Innovation at brighthush

Work from home Full-time role

Cybersecurity Analyst

Work from home Full-time role

Senior Media Buyer

Work from home Full-time role

Neurology Nurse Practitioner (Active Nebraska license required)

Work from home Full-time role

Remote Client Assistance Specialist | Training Provided

Work from home Full-time role

Senior Manager, Strategy & Innovation

Work from home Full-time role

Accountant - Forex / Fintech

Work from home Full-time role

Vice President, Commercial Pricing

Work from home Full-time role

Payroll Tax Operations and Services Senior Specialist - Remote

Work from home Full-time role