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Growth · Software Engineer Interview Guide

Applies via Greenhouse

How to Pass the Flexport Software Engineer Interview in 2026

The Flexport DNA (TL;DR)

Flexport values candidates who demonstrate strong analytical problem-solving, can navigate complex, real-world supply chain scenarios, and communicate solutions clearly. They seek individuals who are data-driven, adaptable, and show a deep understanding of global trade challenges and Flexport's platform.

The Flexport Interview Loop

Your onsite loop will typically consist of 5 rounds.

  1. 1

    Round 1

    Recruiter Screen
    Motivation, role fit, logistics.
  2. 2

    Round 2

    Coding Screen
    LeetCode-medium algorithmic problems under time pressure.
  3. 3

    Round 3

    System Design
    Distributed systems, trade-offs at scale, architecture under constraints.
  4. 4

    Round 4

    Onsite Coding
    LeetCode-hard, debugging, code clarity, edge cases.
  5. 5

    Round 5

    Behavioral / Leadership
    Past evidence of ownership, influence, resolving conflict.

The Danger Zone: Top Reasons Candidates Fail

Based on our database of Flexport interview outcomes, avoid these common traps:

  • Not clearly articulating the 'pain points' that software would address.
  • Describing a situation where they simply told others what to do.
  • Choosing an example that doesn't demonstrate initiative or going above and beyond.
  • Focusing only on the technology and not the process of learning itself.

Test Yourself: Real Flexport Questions

Three real prompts pulled from our database.

Type · debugging

A customer reports that their shipment's status is not updating correctly in our system. They see it departed Port X yesterday, but the system still shows it as 'At Port X'. Here's a simplified log of events and status updates for this shipment. Debug the issue.

Type · logistics domain

Describe a complex process in the physical supply chain (e.g., container shipping, customs clearance, warehousing) and identify potential areas where software could significantly improve efficiency or visibility.

Type · Conflict Resolution

Tell me about a time you had a significant disagreement with a teammate or manager. How did you approach the situation, and what was the resolution?

+ many more questions, signals, and worked examples

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Flexport Interview Question Bank

A sample from our database, grouped by round. Sign up to see the full set.

10 of 22 questions shown

1

Recruiter Screen

2
  1. 1

    Type · motivation

    What interests you about working at Flexport, and how does your background in software engineering align with the challenges of the logistics industry?
  2. 2

    Type · logistics domain

    Describe a complex process in the physical supply chain (e.g., container shipping, customs clearance, warehousing) and identify potential areas where software could significantly improve efficiency or visibility.
2

Coding Screen

3
  1. 3

    Type · algorithmic

    Given a list of shipments, each with an origin, destination, and departure time, find the earliest arrival time for a shipment that needs to travel from point A to point B, potentially with multiple stops. Assume travel times between any two points are known.
  2. 4

    Type · data structures

    Implement a data structure that can efficiently store and query shipment statuses. It should support adding new shipments, updating their status (e.g., 'in transit', 'delivered', 'delayed'), and retrieving all shipments currently in a specific status or within a given geographic region.
  3. + 1 more questions in this round (sign up to unlock)
3

System Design

3
  1. 5

    Type · distributed systems

    Design a real-time tracking system for thousands of containers globally. Consider data ingestion from various sources (GPS, IoT sensors, carrier APIs), data storage, processing for status updates, and a frontend API for customers to view their shipment locations.
  2. 6

    Type · architecture

    Flexport wants to build a new service to predict estimated times of arrival (ETAs) for shipments. This service will consume data from multiple internal and external sources. How would you design this service, considering its dependencies, potential failure points, and the need for accurate, frequently updated predictions?
  3. + 1 more questions in this round (sign up to unlock)
4

Onsite Coding

4
  1. 7

    Type · algorithmic

    You are optimizing delivery routes for a fleet of trucks. Given a set of delivery locations, a starting point, and vehicle capacity constraints, find the optimal set of routes that minimizes total distance traveled while ensuring all deliveries are made. This is a variation of the Vehicle Routing Problem.
  2. 8

    Type · debugging

    A customer reports that their shipment's status is not updating correctly in our system. They see it departed Port X yesterday, but the system still shows it as 'At Port X'. Here's a simplified log of events and status updates for this shipment. Debug the issue.
  3. + 2 more questions in this round (sign up to unlock)
5

Behavioral / Leadership

10
  1. 9

    Type · Ownership

    Tell me about a time you took ownership of a project or problem that was not explicitly assigned to you. What was the situation, what did you do, and what was the outcome?
  2. 10

    Type · Influence

    Describe a situation where you had to influence a stakeholder or team who disagreed with your proposed approach. How did you gain their buy-in?
  3. + 8 more questions in this round (sign up to unlock)

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Interview tracks at Flexport

How Flexport's DNA translates across functions. Pick your role.

SWEs are assessed on algorithms, data structures, and system design, often involving scalable logistics infrastructure or data pipelines. Expect problems related to optimizing freight matching, tracking, or integrating with global trade partners, demonstrating robust, performant code.

debugging

A customer reports that their shipment's status is not updating correctly in our system. They see it departed Port X yesterday, but the system still shows it as 'At Port X'. Here's a simplified log of events and status updates for this shipment. Debug the issue.

logistics domain

Describe a complex process in the physical supply chain (e.g., container shipping, customs clearance, warehousing) and identify potential areas where software could significantly improve efficiency or visibility.

+ 1 more

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Compare Flexport with similar employers

Same DNA, different bar. Browse the closest companies in our database and see how their loops differ.

Practice Flexport interviews end-to-end

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