Ayoush Chourasia

Technical founder and backend engineer, ten years in production systems; sole engineer of Intervues

Indore, India · hireayoush@gmail.com

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Senior software engineer, ten years in production systems

Sole engineer of Intervues: interview engine, speech pipelines, Rust memory service
Digital wallet service for NYC Board of Elections, 100k+ voters
Led Azure migration for 10k+ concurrent users
B.E. Electronics and Telecommunication, Army Institute of Technology, Pune

Elixir / Phoenix / OTP
Rust (gRPC, vector search)
TypeScript (Next.js, Astro, Three.js)
Python (asyncio, FastAPI)
RAG and vector search (pgvector, HNSW, BGE)
Real-time / streaming systems (WebSockets, backpressure, gRPC)
Speech pipelines (STT, TTS, VAD)
SQL (PostgreSQL, SQLite/D1)

Proof below: GitHub, LinkedIn, Intervues, and ex_dns.

Senior SWE

Senior software engineer, ten years in production systems

Sole engineer of Intervues: interview engine, speech pipelines, Rust memory service
Digital wallet service for NYC Board of Elections, 100k+ voters
Led Azure migration for 10k+ concurrent users
B.E. Electronics and Telecommunication, Army Institute of Technology, Pune

Elixir / Phoenix / OTP · Rust (gRPC, vector search) · TypeScript (Next.js, Astro, Three.js) · Python (asyncio, FastAPI) · RAG and vector search (pgvector, HNSW, BGE) · Real-time / streaming systems (WebSockets, backpressure, gRPC) · Speech pipelines (STT, TTS, VAD) · SQL (PostgreSQL, SQLite/D1)

Backend

Backend engineer: Elixir/OTP, Rust, Postgres, realtime streaming

Elixir and OTP are the deepest backend comfort zone; maintains ex_dns since 2023
Rust gRPC memory service: four-tier recall, HNSW, local BGE at ~5 ms
RAG on PostgreSQL + pgvector with multi-tenant isolation and usage quotas
Realtime streaming: WebSockets, backpressure, gRPC; turn p95 under 4.5 s

Elixir / Phoenix / OTP · Rust (gRPC, vector search) · SQL (PostgreSQL, SQLite/D1) · RAG and vector search (pgvector, HNSW, BGE) · Real-time / streaming systems (WebSockets, backpressure, gRPC) · Python (asyncio, FastAPI) · Cloud infra (GCP, Cloudflare, AWS, Vercel) · Speech pipelines (STT, TTS, VAD)

AI engineer: voice pipelines, judge-model evals, RAG

Spoken interview engine: all 6 rounds open 3 Nov 2026, manual turn mode
Judge-model grading with confidence gating and deterministic fallbacks
Every score cites evidence; contradiction fixtures keep the interviewer honest
LLM analytics platform querying six models; RAG on pgvector with automated reports

Speech pipelines (STT, TTS, VAD) · Judge-model grading and evals · RAG and vector search (pgvector, HNSW, BGE) · Agent tool routing and AI guardrails · Python (asyncio, FastAPI) · Rust (gRPC, vector search) · Elixir / Phoenix / OTP · SQL (PostgreSQL, SQLite/D1)

Founding

Founding engineer: sole engineer of Intervues since 2025

Founder and sole engineer: engine, speech, memory, community, films
5,000 signups in a week from one organic reel, zero ad spend
Pricing shipped: candidate passes ₹299/₹599, partner tiers $49/$99
Dodo Payments approved; ~6,300 members by late October

Organic growth via short video reels · TypeScript (Next.js, Astro, Three.js) · Python (asyncio, FastAPI) · Elixir / Phoenix / OTP · Rust (gRPC, vector search) · RAG and vector search (pgvector, HNSW, BGE) · Speech pipelines (STT, TTS, VAD) · Cloud infra (GCP, Cloudflare, AWS, Vercel)

Tech Lead

Tech lead: led teams, migrations, and hiring

Tech Lead at StackAvenue: Elixir/Phoenix SaaS, 5,000+ DAU, response times cut 40%
Led Azure migration for 10k+ concurrent users
Ran 50+ technical interviews; built a company around interviews
Sole engineer scope today: six engine rounds, speech, memory, evals

Interviewing engineers · Elixir / Phoenix / OTP · TypeScript (Next.js, Astro, Three.js) · Python (asyncio, FastAPI) · Cloud infra (GCP, Cloudflare, AWS, Vercel) · Real-time / streaming systems (WebSockets, backpressure, gRPC) · SQL (PostgreSQL, SQLite/D1) · RAG and vector search (pgvector, HNSW, BGE)

Proof

GitHubgithub.com/Ayoush
LinkedInlinkedin.com/in/ayoushchourasia
Intervuesintervues.club
ex_dns (open source)github.com/Ayoush/ex_dns

Track record

Sole engineer of Intervues: interview engine, speech pipelines, Rust memory service
10 years in production systems: TCS (Nissan), StackAvenue, Veltris, Crizac UK
Elixir/Phoenix/OTP, Rust, TypeScript, Python; RAG, realtime streaming, LLM evals
B.E. Electronics and Telecommunication, Army Institute of Technology, Pune

Work history

Founder and sole engineer — Intervues (intervues.club)
2025 – Present · Indore
5,000 candidate signups within a week of one organic reel (3,562 in a single day, 29 Sep 2026), zero ad spend; ~6,300 members by late Oct
Backend and AI Engineer (contract) — Crizac Ltd — EduMentor (UK)
May 2026 – Present · Remote
Second engineer on EduMentor; sole engineer of an LLM analytics platform querying six models for how institutions are mentioned/cited/ranked; multi-tenant isolation, usage quotas; RAG on PostgreSQL + pgvector with automated reports
Senior Software Engineer — Veltris (formerly WestAgile Labs)
Oct 2021 – Oct 2026 · Remote
Digital wallet service (Google/Apple Wallet APIs, DynamoDB, Lambda) for NYC Board of Elections, 100k+ voters; led Azure migration for 10k+ concurrent users; ran 50+ technical interviews
Tech Lead — StackAvenue
Dec 2019 – Oct 2021 · Pune
Backend of a time-management SaaS in Elixir/Phoenix, PostgreSQL, Redis, ElasticSearch; 5,000+ DAU; response times cut 40%; company acquired by West Agile Labs Nov 2021
Systems Engineer — Tata Consultancy Services (Nissan)
Dec 2016 – Dec 2019 · Nagpur
Hardware-in-the-loop validation of autonomous-driving safety features on the Nissan Leaf; automated CAN/ADAS regression with dSPACE; manual test cycles cut 60%

Stack

Elixir / Phoenix / OTP
Rust (gRPC, vector search)
TypeScript (Next.js, Astro, Three.js)
Python (asyncio, FastAPI)
RAG and vector search (pgvector, HNSW, BGE)
Real-time / streaming systems (WebSockets, backpressure, gRPC)
Speech pipelines (STT, TTS, VAD)
SQL (PostgreSQL, SQLite/D1)

Contact

hireayoush@gmail.com

Indore, India

Email Ayoush