Godelian ยท Software Engineer / 2025 - Present

Perception AI

AI-powered investor sentiment analysis platform with Gemini Live API voice interviews and Firebase Cloud Functions.

Next.js 16TypeScriptFirebaseFirestoreGoogle GeminiWeb Audio API

What I did

01

Architected full-stack AI-powered investor sentiment analysis platform using Next.js 16, TypeScript, Firebase Cloud Functions, Firestore, and Google Gemini

02

Built real-time conversational voice interview system using Gemini Live API WebSocket streaming with bi-directional audio, implementing 6-phase state machine

03

Engineered audio processing pipeline with Web Audio API handling 16kHz PCM recording, 24kHz playback resampling, and echo feedback prevention

04

Developed AI chat interview system with Gemini conversational intelligence, exponential backoff retry logic, and sophisticated answer extraction

05

Implemented intelligent question generation with Gemini structured output and semantic Likert scale detection across 7 scale types

06

Created 20 Firebase Cloud Functions including AI question generation, bulk email invitations via Resend API, and Google Cloud TTS/STT integration

07

Built multi-tenant organization system with custom AI prompt injection enabling personalized AI interviewer behavior per organization

08

Developed survey analytics dashboard with sentiment gauge visualization, Likert distribution charts, and AI-generated theme cards

Next project

Prepfolio

Founder & Engineer