Interview preparation

Brex interview process & preparation

Brex currently has 279+ live openings on OnJob.io, concentrated in Software Engineer, Accountant and Digital Marketing roles. There are no leaked or company-specific questions here — instead, prepare with the general, role-based interview rounds and most-asked questions for those role types below, then practise them free with OnJob's AI mock interview.

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Honest note: OnJob.io does not publish leaked or company-confidential interview questions. The guides below are general, role-based preparation — the standard rounds and commonly-asked questions for the role types Brex is currently hiring for. Use them to prepare; your real Brex interview may differ.

What to expect when interviewing for Software Engineer, Accountant and Digital Marketing roles at companies like Brex

Brex is currently advertising these role types on OnJob.io. Each guide is the general interview structure and most-asked questions for that role — prepare with it, then rehearse free with the AI mock interview.

General Software Engineer interview prep

18 live roles at Brex

Coding, data structures, algorithms and system design — the core software engineering loop used by product companies and startups across India.

Typical Software Engineer interview rounds

1 Online assessment. Timed coding problems on arrays, strings and hashing on HackerRank or HackerEarth.
2 DSA / problem solving. 1–2 live coding rounds on data structures, algorithms and complexity analysis.
3 System design. Designing a scalable service (mid/senior); low-level design for early-career.
4 Hiring manager / culture fit. Past projects, ownership, behavioural questions and team fit.

Commonly-asked Software Engineer questions

Reverse a linked list, both iteratively and recursively.
Find the two numbers in an array that add up to a target sum.
Detect whether a linked list has a cycle.
What is the difference between a process and a thread?
Explain time and space complexity (Big O) with examples.
How does a hash map work internally, and what happens on collisions?
Find the longest substring without repeating characters.
What is the difference between an array and a linked list?

Full Software Engineer prep AI mock interview

General Accountant interview prep

15 live roles at Brex

Accounting principles, Tally, GST and financial statements — the accounting interview for finance teams, CA firms and SMEs in India.

Typical Accountant interview rounds

1 Accounting fundamentals. Double-entry, journal entries and the accounting cycle.
2 Statements & analysis. Balance sheet, P&L and cash-flow understanding.
3 Tax & compliance. GST, TDS and statutory basics (India).
4 Tools & scenario. Tally / Excel and a practical bookkeeping problem.

Commonly-asked Accountant questions

What are the three golden rules of accounting?
Explain the difference between accounts payable and accounts receivable.
What is the difference between a balance sheet and a profit & loss statement?
What is double-entry bookkeeping?
Explain the difference between cash accounting and accrual accounting.
What is depreciation and what are the common methods?
What is GST, and how do CGST, SGST and IGST differ?
What is TDS and when is it deducted?

Full Accountant prep AI mock interview

General Digital Marketing interview prep

8 live roles at Brex

SEO, performance ads, content and analytics — the digital marketing interview for agencies, startups and growth teams.

Typical Digital Marketing interview rounds

1 Fundamentals round. SEO, SEM, social, email and the marketing funnel.
2 Channel deep-dive. Your strongest channel — Google/Meta ads, SEO or content.
3 Analytics & case. Read a campaign's data and recommend optimisations.
4 Strategy & culture fit. Campaign planning, budgets and collaboration.

Commonly-asked Digital Marketing questions

What is the difference between SEO and SEM?
Explain the marketing funnel (awareness → consideration → conversion).
What is the difference between CPC, CPM, CPA and ROAS?
How do you measure the success of a digital marketing campaign?
What are the main Google ranking factors you optimise for?
Walk me through how you'd plan a campaign with a fixed budget.
What is A/B testing and how do you run one on an ad or landing page?
How do you reduce a high bounce rate on a landing page?

Full Digital Marketing prep AI mock interview

General Data Analyst interview prep

5 live roles at Brex

SQL, Excel, statistics and storytelling with data — the analyst interview for product, BI and analytics teams across India.

Typical Data Analyst interview rounds

1 SQL round. Joins, aggregations, window functions and query writing.
2 Excel / spreadsheet round. Lookups, pivot tables and formulas.
3 Case / analytics round. Business case: define metrics, analyse and recommend.
4 Tool & viz round. Power BI / Tableau dashboards and stakeholder communication.

Commonly-asked Data Analyst questions

What is the difference between INNER JOIN, LEFT JOIN and FULL OUTER JOIN?
Write a SQL query to find the second-highest salary in a table.
What is the difference between WHERE and HAVING?
Explain window functions like ROW_NUMBER(), RANK() and DENSE_RANK().
What is the difference between mean, median and mode, and when is each misleading?
How do you handle missing or null values in a dataset?
Explain the difference between a primary key and a foreign key.
What is normalisation, and why does it matter for analysis?

Full Data Analyst prep AI mock interview

General Customer Support interview prep

4 live roles at Brex

Communication, empathy, problem-solving and process — the customer-support / customer-success interview for BPOs, SaaS and D2C teams.

Typical Customer Support interview rounds

1 Communication screen. Spoken clarity, tone and listening.
2 Scenario / role-play. Handle an angry customer or a tricky query live.
3 Behavioural. Past support experience, handling pressure and escalations.
4 Process & tools. CRM, ticketing, SLAs and metrics.

Commonly-asked Customer Support questions

How would you handle an angry or frustrated customer?
Tell me about a time you turned an unhappy customer into a happy one.
What does good customer service mean to you?
How do you handle a customer asking for something you can't provide?
What would you do if you don't know the answer to a customer's question?
How do you stay calm and professional under pressure?
Explain the difference between empathy and sympathy in support.
How do you prioritise when multiple customers need help at once?

Full Customer Support prep AI mock interview

General Operations Manager interview prep

4 live roles at Brex

Process, efficiency, team management and KPIs — the operations-manager interview for e-commerce, logistics, manufacturing and services teams in India.

Typical Operations Manager interview rounds

1 Operations fundamentals. Process design, efficiency, SLAs and KPIs.
2 Analytical / case. Improve a metric, fix a bottleneck or reduce cost.
3 People & stakeholder. Team management, vendors and cross-functional work.
4 Behavioural & leadership. Handling pressure, conflict and process change.

Commonly-asked Operations Manager questions

How do you identify and remove a bottleneck in a process?
What operational KPIs do you track, and why do they matter?
How would you reduce costs without hurting quality?
Explain how you'd improve the efficiency of a team or workflow.
What is an SLA, and how do you ensure your team meets it?
How do you handle a sudden spike in demand or workload?
What process-improvement methods have you used (Lean, Six Sigma, Kaizen)?
How do you manage underperformance in your team?

Full Operations Manager prep AI mock interview

Rehearse your Brex interview, free

Run a realistic AI mock interview for your target role and get instant feedback on your answers — or take a timed mock test to check your fundamentals before the real thing.

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Brex interview — FAQs

How do I prepare for a Brex interview?

Prepare by role: identify the role you're applying for, then practise the standard interview rounds and most-asked questions for that role type. Brex is currently hiring for Software Engineer, Accountant and Digital Marketing roles, so focus there. Use OnJob's free AI mock interview to rehearse with instant feedback, and review the role-specific question lists below. These are general role-based questions, not leaked Brex questions.

What questions are asked in a Brex interview?

We don't publish leaked or company-specific Brex questions. What we do provide is the general, frequently-asked interview questions for the role types Brex hires for — such as Software Engineer, Accountant and Digital Marketing roles. For example, Software Engineer interviews commonly cover: Reverse a linked list, both iteratively and recursively. Find the two numbers in an array that add up to a target sum. Detect whether a linked list has a cycle. Prepare with these general questions and OnJob's free AI mock interview.

How many rounds does a Brex interview have?

It depends on the role. A typical Software Engineer interview runs across 4 rounds — Online assessment, DSA / problem solving, System design, Hiring manager / culture fit. Round counts vary by company and seniority; treat this as the general structure to prepare for, not a guarantee of Brex's exact process.

Is Brex hiring right now?

Yes — Brex has 279+ live openings on OnJob.io, refreshed daily, mostly for Software Engineer, Accountant and Digital Marketing roles. Browse the live Brex jobs and see your AI match score on each before you apply.

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