Senior Software Engineer, Full Stack

AtoB
San Francisco, New York
Workplace: OnsiteFull timeUSD 150,000 - 190,000 annuallyFunction: Software EngineeringExperience: 5+ yearsSkills: ["Communication"]

Lead and build scalable SaaS payment platforms for trucking/logistics, shaping both backend and frontend systems. Own ambiguous technical initiatives, design APIs and user-facing features, and balance business needs with reliability. Collaborate across frontend, backend, and platform projects, contributing to architecture decisions and cross-time-zone communication to deliver robust, scalable software in a high-ownership environment.

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FursaFursa
AtoB
AtoB
7 months ago

Senior Software Engineer, Full Stack

✓ Verified Job

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Source: Company careers pageValidated by: Fursa AI
Last checked: 16 hours agoStatus: Live

Job Summary

Lead and build scalable SaaS payment platforms for trucking/logistics, shaping both backend and frontend systems. Own ambiguous technical initiatives, design APIs and user-facing features, and balance business needs with reliability. Collaborate across frontend, backend, and platform projects, contributing to architecture decisions and cross-time-zone communication to deliver robust, scalable software in a high-ownership environment.
Location: San Francisco, New York
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Manager level

Key Responsibilities

  • •Lead efforts for often ambiguous technical projects, laying the groundwork for early-stage products to iteratively evolve and scale.
  • •Design, build, and maintain APIs, user-facing experiences, services, and systems.
  • •Make effective tradeoffs between business priorities, user experience, and reliability.
  • •Work with critical frontend, backend & platform projects end-to-end—from design to production ops.
  • •Push architecture that scales to billions in annual payment volume and real-time risk controls.

Pay and Benefits

Salary: USD 150,000 - 190,000 annually
Equity and Bonus:Equity
Perks:Annual BonusEquity

Key Requirements

  • •Have 5+ years of professional experience building B2B or B2C SaaS products (FinTech, payments, or marketplace a plus).
  • •Thrive in zero-bureaucracy, high-ownership environments.
  • •Balance speed with rigor—automated tests, clean abstractions, clear docs.
  • •Can participate in architecture discussions and still dive deep into code (we use React, Ruby, Postgres—but great engineers pick up tools fast).
  • •Communicate crisply across time zones.
Experience:5+ yearsFinTechPaymentsSaaS
Skills:Communication
Tech Stack:ReactRubyPostgreSQL

Company Brief

AtoB
Provides payments and working-capital solutions tailored to fleets and the trucking industry, including fuel and spend cards, instant payments, and fraud protections to modernize transportation finance operations.
Industry: Fintech Infrastructure
Company Size: Medium (51 to 250 employees)
Growth: Growth Stage Startup
Funding: Series C
Headquarters: San Francisco, United States
Founded: 2019
Glassdoor
Glassdoor: 4.0
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