Senior Software Engineer, Payments

San Francisco Bay Area, Montrealfull-timesenior

Software EngineerSoftware Engineering

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Quick Summary

Overview

Our mission The trucking and logistics industry provides the backbone of the economy. But the payments infrastructure on which it runs is broken. For the hard-working men and women of this sector, the existing suite of payment tools is outdated, difficult to use, prone to fraud, and saddled with…

Key Responsibilities

Lead efforts to reconcile transactions across multiple financial providers, including Stripe, Highnote, Checkbook, and JPMorgan, ensuring accuracy and consistency across systems.

Requirements Summary

Have 5+ years of professional experience building B2B or B2C SaaS products (FinTech, payments, or marketplace a plus). Prior payments or back office fintech experience is a plus Thrive in zero-bureaucracy, high-ownership environments.

Technical Tools

postgresqlrailsreactrubysalesforceb2bb2cfintechsaas

Our mission

The trucking and logistics industry provides the backbone of the economy. But the payments infrastructure on which it runs is broken. For the hard-working men and women of this sector, the existing suite of payment tools is outdated, difficult to use, prone to fraud, and saddled with shady fee structures. The incumbent players in this space often overlook the economic and practical needs of this user base.

Responsibilities

~1 min read

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Lead efforts to reconcile transactions across multiple financial providers, including Stripe, Highnote, Checkbook, and JPMorgan, ensuring accuracy and consistency across systems.
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Ensure full alignment between internal records and customer-facing balances—what’s in the bank should precisely match what the customer sees.
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Contribute to the development and ongoing scalability of our general ledger infrastructure, supporting accuracy, resilience, and growth.
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Partner with our external ledger provider, Fragment, to build a reliable system capable of powering billions of transactions with speed and integrity.
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Design and implement new money movement flows across a variety of payment rails—including push-to-card and wire transfers—optimizing for cost, speed, and reliability.
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Own critical backend & platform projects end-to-end—from design to production ops.
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Push architecture that scales to billions in annual payment volume and real-time risk controls.
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Work closely with product and GTM leads to turn ambiguous problems into elegant code.

Requirements

~1 min read

Have 5+ years of professional experience building B2B or B2C SaaS products (FinTech, payments, or marketplace a plus).
Prior payments or back office fintech experience is a plus
Thrive in zero-bureaucracy, high-ownership environments.
Balance speed with rigor—automated tests, clean abstractions, clear docs.
Can dive deep into code (we use React, Ruby, Postgres—but great engineers pick up tools fast).
Communicate crisply across time zones.