Senior Software Engineer

AtoB is revolutionizing the payments infrastructure for the trucking and logistics industry. As a Senior Software Engineer, you'll be part of building Stripe for Transportation, modernizing how capital moves in this crucial sector.

Our mission is clear: transform outdated, fraud-prone payment tools into efficient, transparent solutions. We're backed by $125M+ from top investors including General Catalyst, Elad Gil, and Bloomberg Beta, plus strategic support from Mastercard, Flexport, and Samsara.

You'll join a team with impressive backgrounds from Google, Uber, Meta, Shopify, and Stripe. We've been recognized on Forbes' Next Billion-Dollar Startup List and selected as a World Economic Forum Global Innovator.

Key Responsibilities:

• Lead complex technical projects from conception to scale
• Design and build APIs, user experiences, services, and systems
• Balance business priorities with user experience and reliability
• Own end-to-end development of critical frontend and backend projects
• Architect solutions handling billions in payment volume
• Collaborate with product teams to transform challenges into elegant code

We're looking for someone who:

• Has 5+ years of B2B/B2C SaaS experience (FinTech preferred)
• Thrives in high-ownership environments
• Balances speed with quality (testing, clean code, documentation)
• Can master our stack (React, Ruby, Postgres) and learn new tools
• Communicates effectively across time zones
• Can work 4 days/week in office in SF Bay Area, NY, LA, Montreal, Vancouver, or Toronto

Join us in building the financial infrastructure that powers the backbone of the American economy. Our solutions help hard-working professionals in trucking and logistics operate more efficiently and fairly.