Interview prep that never starts from zero.

Every answer you practice, every score, every weak spot — remembered. Aria picks up where you left off and drills what actually needs work.

Start free — first score in 5 min
A Aria
Live
You
I bombed my Amazon loop. I'm so tired of practicing and getting nowhere.
Aria Session 6
You're not getting nowhere. Your Structure score went from 4 to 7 in four sessions. What's still killing you is Completeness — you drop the outcome every single time. That's fixable. Let's fix it today.
Aria
I see a 14-month gap on your resume. They will ask about it. Let's get your answer airtight.
You Voice
Yeah so I took some time off... it was personal reasons, family stuff. I did some freelance work during that time and kept my skills sharp…
0:32
Answer Score
4/10 Needs work
Structure5
Completeness3
Clarity4
Conciseness5
You're apologizing for the gap instead of owning it. "Yeah so... family stuff" — that sounds defensive. The interviewer hears uncertainty.
You
It was personal. I shouldn't have to justify taking time off.
Aria
You don't have to justify it. But "I took time for family, and during that time I shipped two freelance projects in React and Go" turns a red flag into a non-issue. One sentence. No apology. Try it.
You Voice
Attempt #2
I took time off for family reasons. During that period I took on two freelance projects — rebuilt an e-commerce backend in Go and shipped a React dashboard for a logistics company. Came back sharper…
0:41
Answer Score
8/10 +4 Interview-ready
Structure8
Completeness8
Clarity9
Conciseness9
Pattern resolved
3 sessions ago you avoided this question entirely. Today you owned it. That's the shift.
You
My Google interview is next week. I'm freaking out about the system design round.
Aria
I'll tailor today's session to Google L5 patterns. Their system design rounds lean heavy on distributed systems with real-time constraints. Let's start there.
Google L5 — System Design Patterns Company Research
Skip
Record answer
1
Speak your answer
2
Get scored on 4 dimensions
3
Get one fix
4
Aria remembers for next session
See it in action

One fix. Same question. Night and day.

Same question. One retry. Replace buzzwords with specifics — and listen to the difference.

Interview question "Explain microservices architecture and when you'd choose it over a monolith."
Before
0
A microservice is basically when you split your application into smaller parts… I would choose microservices because it's more modern and scalable. Big companies like Netflix use them, so it's usually better.
Structure
–
Completeness
–
Clarity
–
Conciseness
–
Aria's fix: Drop the buzzwords. Define it precisely, then give a concrete scenario where you'd choose it.
Listen~25 s
After
0
A microservice is an independently deployable service with its own database and API. I'd choose it when you need independent scaling — if payment processing needs 10x more resources, you scale just that service.
Structure
–
Completeness
–
Clarity
–
Conciseness
–
Pattern learned: Precise definition → concrete scenario → specific benefit. That's what interviewers remember.
Listen~25 s
Try it with your answer
Aria — Full demo · 3 min
Demo
A Aria
Live
Aria 2:14 PM
Your manager says the client needs this by Friday. The code you'd touch is fragile and barely tested. Walk me through what you'd do.
You 2:15 PM Voice
I'd push back and explain the risks. The code is fragile — rushing could break things in production. I'd try to negotiate more time…
0:38
Aria
Answer Score
6/10 Developing
Structure6
Completeness5
Clarity7
Conciseness6
✓ Identified the risk
↳ Missing: two concrete options + what actually happened
Aria
▶ One correction
Give two concrete options with trade-offs. Then tell me what the outcome was. Retry the answer.
You 2:17 PM Voice
Attempt #2
I'd assess the risk, then give two options: ship reduced scope that avoids the fragile path, or take 3 extra days to refactor safely. I'd recommend option A, get sign-off, and add monitoring…
0:47
Answer Score
9/10 +3 Interview-ready
Structure9
Completeness9
Clarity9
Conciseness9
Next day · Session 4
Aria Session 4
Welcome back. Yesterday you nailed the deadline question — Structure went from 6 to 9. Today I'm targeting Completeness. It's been your weakest dimension across 3 sessions. Ready?
Weak spot tracked
Completeness: 5 → 5 → 5 across 3 sessions. Targeting today.
Skip
Record answer
Why it works

Not a chatbot. A practice loop.

You've tried ChatGPT, mock interviews, articles. Here's what's different.

Sess 1 Dropped the result — no outcome
Sess 3 Dropped the result — vague ending
Sess 5 Result mentioned but no metrics
Sess 7 Clear metric + business impact
Pattern resolved: You consistently skipped measurable outcomes in STAR answers. After 7 sessions, Aria drilled it until it stuck.
Cross-session memory
Every session builds on the last.

Your patterns, blind spots, and trajectory carry forward. Session 7 already knows what session 1 missed.

1:14
Voice practice
Say it out loud. Like the real interview.

No typing. You answer with your voice — 60 to 90 seconds. Aria listens, transcribes, and scores what you actually said under pressure.

Structure
5
Completeness
4
Clarity
7
Conciseness
7
Would not advance
4-dimension scoring
Know exactly what slipped.

Not "be more confident." Four numbers, calibrated to what interviewers actually evaluate. See where you dropped.

Senior Backend Engineer — Stripe 7 questions
Staff Fullstack — Remote startup 9 questions
Job-specific
Aria remembers your target role — and adapts every question.

Paste a job description once. Aria tailors question style, depth, and topics to that role across every session. FAANG behavioral ≠ startup system design.

Not a yes-man.

Aria won't say "great answer!" when it wasn't. You get the honest score. That's the point.

First score in 5 minutes.

One question. One answer. One score. No setup, no onboarding wall.

Audio deleted after scoring.

Recordings are transcribed and immediately discarded. We keep text, not audio.

From the founder

Why I built Aria.

I kept watching strong candidates lose offers — not because they didn't know the answer, but because they couldn't say it clearly under pressure. No tool trained that. So I built one.

— Built by an engineer, for engineers
In their own words

What I liked about Aria compared to ChatGPT is that it was less of a "yes-man" — it didn't try to compliment or understand me. I really enjoyed the score. I wanted to get it up. That's what kept me going.

— Early user, backend engineer

Aria's feedback stands out — it's honest, straightforward, and actually useful. Not sugar-coated. My first impression has been great.

— Early user, fullstack engineer

I came back the next day and Aria already knew my weak spots. Didn't have to re-explain anything. That's when it clicked.

— Early user, senior engineer
Pricing

Free to start. One plan.

Your first 7 days are free — no card, no catch.

Aria — Full Access
Unlimited voice sessions, cross-session pattern tracking, role-matched questions, and full session history.
$19.99
/ month
  • Unlimited sessions
  • 4-dimension scoring
  • Cross-session patterns
  • Cancel anytime
Start free — 7 days
No card · First score in under 5 minutes

The difference between L4 and L5 at Google is ~$80K/year.

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FAQ

Common questions

How is Aria different from a mock interview with a human?
Human mock interviewers give subjective feedback that varies wildly. Aria gives you the same four scores every time, making progress measurable. You can practice at 11pm, retry the same question five times, and never feel embarrassed. The feedback is more structured and often more honest than what a friend or recruiter would say.
Does Aria work for behavioral questions or only technical?
Both. Aria handles behavioral (STAR format, leadership, conflict resolution), technical system design, and role-specific questions. The four-dimension scoring applies equally — a behavioral answer can be just as unclear and incomplete as a technical one.
Can I practice for a specific company or role?
Yes. Tell Aria your target role, company, and seniority level. Questions are tailored to match the style and depth you'll face — entry-level FAANG behavioral rounds feel different from Staff-level system design, and Aria adjusts.
How does voice practice work exactly?
Aria uses your microphone to record your spoken answer. Speech is transcribed in real time, then Aria evaluates the content and structure of what you actually said. You hear a spoken response from Aria and see a written scorecard. Raw audio is deleted immediately after transcription — we don't store recordings.
Can I cancel anytime?
Yes — cancel from account settings any time. You keep access until the end of the billing period. No fees, no "are you sure?" emails, no dark patterns.

Start a conversation Aria won't forget.

Every session builds on the last. Your weak spots get targeted, your scores get tracked, and you never start from zero again.

Start your first session

7 days free · $19.99/month after · Cancel anytime