You know the answers.
But do you know how you sound?
Record your answer. In 5 minutes, find out exactly what an interviewer hears — scored on 4 dimensions. Most people discover something they didn't expect.
Free to start · No credit card required
A pressure practice loop.
Interviews are spoken. Pressure breaks sequencing, completeness, and clarity. Aria gives you a repeatable loop: answer out loud → scorecard → one fix → retry.
Four scores.
Zero vagueness.
Interviewers evaluate you on more than facts. Aria measures the exact dimensions they care about — so you know precisely what slipped, not just that something did.
Completeness 6.1 → Aria tells you the exact point you dropped. Not "be more thorough."
What improvement actually looks like.
Same question. One retry. One fix: replace buzzwords with specifics. Toggle and listen.
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.
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.
See what happens after you click.
Under 3 minutes. Answer → Score → One fix → Retry. No hype, just the product.
Not a chatbot. A practice loop.
You've tried ChatGPT, mock interviews, articles. Here's what's different.
Talk out loud.
Aria is listening.
Most interview prep is silent. You read a model answer and think you understand. Real interviews don't work that way. Aria makes you say it — out loud, on the spot.
- Questions matched to your target role and seniority
- Live waveform so you see yourself thinking in real time
- Transcript reviewed alongside your verbal delivery
Not "be more confident."
Specific gaps. Specific fixes.
Aria doesn't encourage. It analyses. Every answer gets a breakdown of what landed and what didn't — with exact examples from your own response.
- What worked and what to fix, in bullet points
- Direct quotes from your answer showing where clarity broke
- One retry prompt after every scored answer
The thing you keep doing.
Now visible.
Single-session feedback only goes so far. Aria tracks patterns across all your sessions and surfaces recurring weaknesses you've stopped noticing yourself.
- Cross-session patterns from session 2 onwards
- Named habits: "You consistently drop the result in STAR answers"
- Future questions targeted at your weakest dimension
Why I built Aria.
I kept seeing strong engineers lose offers for a reason that's hard to measure: their answers collapsed under pressure. Aria is a practice loop for spoken clarity — not more memorization.
70 engineers. Here's what we heard.
Early feedback from engineers who used Aria to prepare.
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.
Aria's feedback stands out — it's honest, straightforward, and actually useful. Not sugar-coated. My first impression has been great.
The feedback was great and on point. Aria is quite helpful for structuring answers.
Free to start. One plan.
Your first 3 days are free — no card, no catch. If it's not useful after that, email us for a refund.
The difference between L4 and L5 at Google is ~$80K/year. Aria is $19.99/month.
- Unlimited sessions
- Voice-based practice
- 4-dimension scoring
- Cross-session patterns
- Company-specific questions
- Full session history
- Progress dashboard
- Cancel anytime
- Everything in Full Access
- Team workspaces
- Cohort analytics
- Priority support
Common questions
Your words should match your skills.
You have the experience. Aria trains you to show it under pressure. First score in 5 minutes.
Start freeVoice data handling
Audio is processed in real time to generate your transcript and scores. Recordings are deleted immediately after transcription — we don't store audio files. Transcripts are kept for your session history. Audio is not used for model training. Full privacy policy →