Senior Software Engineer, Autonomous Freight Systems

Flexport builds technology for global trade; companies use it to move more than $19B of goods across 112 countries a year. The Autonomous Freight Systems team is a brand new, AI-first engineering team in San Francisco, building Flexport's client-facing rates platform and self-serve freight booking experience from the ground up. We own two of the highest-leverage surfaces in the Client App: how clients see pricing and how they book freight without manual intervention.

Key responsibilities

• Take end-to-end technical ownership of core systems: from schema design and backend APIs to the React surfaces our customers use
• Proactively identify gaps, inefficiencies, and engineering problems within your domain and lead the effort to resolve them
• Design and build AI-powered features and integrations, moving beyond "AI familiarity" to hands-on implementation of agent workflows
• Drive technical design for significant features, producing well-reasoned proposals and aligning teammates before writing the first line of code
• Mentor and support P2 engineers through code review, pairing, and design feedback, raising the quality of the team's output
• Collaborate closely with product, design, pricing, and operations to translate complex domain problems into elegant, production-ready solutions

Requirements

• 5+ years of professional software engineering experience with a proven track record of shipping production-grade systems with increasing levels of
• Hold yourself accountable for outcomes, not just outputs
• Own a feature from the database to the browser
• Built software that integrates LLMs into real user workflows—not just proof-of-concepts, but production systems
• Identify the next most important problem without being asked
• A genuine passion for simple, well-tested, well-structured code

Location and schedule

• Onsite in San Francisco, California

Salary and benefits

US base salary $206,181 to $252,000 a year. Flexport also offers benefits; the full list is on the posting.

How to apply

Apply on the company's own site.