https://github.com/ap-dev-github/ap-dev-github
This repository contains my GitHub Profile README, showcasing my skills, projects, and achievements. Regularly updated to reflect my latest work in backend development, cloud computing, and system design. 💡
https://github.com/ap-dev-github/ap-dev-github
Last synced: about 2 months ago
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This repository contains my GitHub Profile README, showcasing my skills, projects, and achievements. Regularly updated to reflect my latest work in backend development, cloud computing, and system design. 💡
- Host: GitHub
- URL: https://github.com/ap-dev-github/ap-dev-github
- Owner: ap-dev-github
- Created: 2024-11-09T05:27:38.000Z (over 1 year ago)
- Default Branch: main
- Last Pushed: 2026-02-01T18:45:48.000Z (2 months ago)
- Last Synced: 2026-02-01T19:51:13.318Z (2 months ago)
- Homepage:
- Size: 3 MB
- Stars: 0
- Watchers: 1
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
Awesome Lists containing this project
README
# Ayush Pandey
### AI Full-Stack Engineer • SaaS Builder • Performance-Cost Optimizer
*Designing AI-powered efficient cloud solutions that scale massively while spending minimally*
[](https://ayushpandey.me)
[](https://linkedin.com/in/linkedap)
[](mailto:ayushpandey.cs@gmail.com)
---
## 💡 Philosophy
> **Execution is the currency that converts ideas into value.**
Led team to 2nd position
out of 800 teams
Full SDLC ownership
Idea → Production in 8 months
$250/month → ~$0 idle
~100% savings
High-performance
low latency api
---
## 🌍 Open Source Impact
### 🐝 **Hive AI Agent Framework**
Production framework by **AdenHQ** • 
```diff
+ Fixed critical Windows UnicodeEncodeError → Restored cross-platform stability
+ Investigated & debugged CI/CD failures post-DX overhaul → Filed issue, submitted fix PR
+ Resolved merge conflicts during parallel development → Improved codebase quality
```
**Impact:** Enhanced reliability for production AI agents
**Collaboration:** Direct work with CTO & engineering team
🔗 [View PR #641](https://github.com/adenhq/hive/pull/641)
---
## 🎯 Featured Projects
### 🎯 **versionCV** – AI Resume Optimization Platform
**[Live Platform ↗](https://www.versioncv.com)** • *MSME Registered (Govt of India)* • **May 2025 – Present**
#### The Vision
Transforming professional resume management with AI-powered optimization, version control, and ATS intelligence.
#### Core Features Matrix
**AI Resume Agent**
- Multi-model fallback (Gemini→GPT→Claude→Mistral)
- <30s full resume rewrites
- Hallucination control via xml prompting and deterministic context binding.
- Token optimization for cost efficiency
- Preserves links & original data accuracy
**ATS Analyzer**
- Real-time scoring & feedback
- Keyword optimization
- Format compatibility checking
- Layout complexity detection
- Missing section identification
**Custom WYSIWYG Editor**
- Zero-dependency WYSIWYG
- React-powered
- Integrated ATS scanner
- Real-time formatting
**Smart Management**
- Role-based versioning
- CDN-accessible links
- Clone & edit workflows
- Analytics tracking per resume/role/vault
#### Infrastructure Architecture
```
┌──────────────────────────────────────────────────────────────────┐
│ EDGE LAYER (Cloudflare) │
├──────────────────────────────────────────────────────────────────┤
│ Workers (Serverless Functions) │
│ ├─ KV Cache ( real-time invalidation) │
│ ├─ D1 Database (SQLite with fallback protection) │
│ ├─ R2 Storage (Versioned resumes, CDN delivery) │
│ ├─ Queue (Background processing) │
│ ├─ Durable Objects (Stateful coordination) │
│ └─ CDN (Global distribution) │
├──────────────────────────────────────────────────────────────────┤
│ COMPUTE LAYER │
├──────────────────────────────────────────────────────────────────┤
│ Google Cloud Run (Containerized API) │
│ Vercel Edge (Next.js 14 Frontend) │
├──────────────────────────────────────────────────────────────────┤
│ SECURITY LAYER (Multi-layered) │
├──────────────────────────────────────────────────────────────────┤
│ ✓ Firebase JWT (1ms claim verification on every request) │
│ ✓ Email verification │
│ ✓ Zero client trust model │
│ ✓ Internal API isolation (no DNS, RPC-only access) │
│ ✓ API interlocking via isolated secrets │
│ ✓ 4-layer rate limiting with fallback │
│ ✓ Strict CSP Headers │
│ ✓ Multi-layer DDoS mitigation (Cloudflare + internal) │
└──────────────────────────────────────────────────────────────────┘
```
#### 📈 Performance Metrics
| Metric | Achievement |
|--------|-------------|
| **⚡ Latency** | `<100ms` average |
| **🚀 Capacity** | `4K+ req/sec` capable |
| **⏱️ Uptime** | `99.9%` |
| **🔒 Auth Speed** | `1ms` Full JWT verification |
| **💰Idle Infrastructure Cost** | `~$0` |
#### Security Architecture
```
Request Flow with Security Layers:
User Request
↓
┌─────────────────────────────────────┐
│ Layer 1: CSP Headers Check │
└─────────────────────────────────────┘
↓
┌─────────────────────────────────────┐
│ Layer 2: Cloudflare DDoS Protection │
└─────────────────────────────────────┘
↓
┌─────────────────────────────────────┐
│ Layer 3: Bot Verification │
└─────────────────────────────────────┘
↓
┌─────────────────────────────────────┐
│ Layer 4: Rate Limiter (4 fallbacks) │
│ ├─ User: 2 req/s │
│ └─ IP: 10 req/s │
└─────────────────────────────────────┘
↓
┌─────────────────────────────────────┐
│ Layer 5: Firebase JWT Validation │
│ └─ 1ms full claim verification │
└─────────────────────────────────────┘
↓
┌─────────────────────────────────────┐
│ Layer 6: API Interlocking │
│ └─ Isolated secrets per service │
└─────────────────────────────────────┘
↓
Internal Services (No DNS exposure)
```
Data Strategy Details
**Primary Database**: Cloudflare D1 (SQLite)
- Batch-based updates preventing race conditions
- Fallback protection for reliability
**Caching Layer**: KV Cache
- Real-time invalidation
- Cloudflare CDN integration
**Storage**: Cloudflare R2
- CDN-accessible resume links
- Version control built-in
- Instant global distribution
### 🔒 **SwiftVault** – Enterprise File Vault
**[Live Demo ↗](https://swiftvault-ayushs-projects-0e2cdca4.vercel.app/)** • *8-day sprint: 6 days MVP → 2 days serverless transformation*
#### The Transformation
Before: Monolithic
After: Edge-Native Serverless
Cost: $17/month
Cost: $0/month (Year 1)
Latency: Regional delays
Latency: <50ms globally
Deployment: Single EC2 instance
Deployment: Edge distribution
Scaling: Manual intervention
Scaling: Zero-cost automatic
Idle costs: Always paying
Idle costs: None
#### Impact Metrics
| Metric | Result |
|--------|--------|
| **💰 Cost Reduction** | `$204/year → $0` **(100% Year 1)** → `$108/year` **(47% permanent)** |
| **⚡ Metadata Queries** | `<100ms` |
| **📤 Upload Speed** | `<500ms` with edge caching |
| **💾 Storage Savings** | `30-40%` via SHA-256 deduplication ||
| **🌐 Global Latency** | `<100ms` response times |
#### Architecture Evolution
```
┌─────────────────────────────────────────────────────────────┐
│ BEFORE: Monolithic Stack │
├─────────────────────────────────────────────────────────────┤
│ AWS EC2 (t2.micro) → PostgreSQL → Redis → MinIO │
│ Nginx → Go Backend → JWT Auth │
└─────────────────────────────────────────────────────────────┘
⬇️ TRANSFORMATION ⬇️
┌─────────────────────────────────────────────────────────────┐
│ AFTER: Distributed Serverless │
├─────────────────────────────────────────────────────────────┤
│ Cloudflare Workers (Edge Functions) │
│ ├─ KV Cache (Redis replacement) │
│ ├─ R2 Storage (MinIO replacement) │
│ └─ Rate Limiting (2 req/s user, 10 req/s IP) │
│ │
│ Neon PostgreSQL (Serverless) │
│ Vercel Edge (Next.js 14 Frontend) │
└─────────────────────────────────────────────────────────────┘
```
#### Technical Highlights
- 🔐 **Security**: RS256 JWT • bcrypt hashing • MIME validation • Zero-trust architecture
- 🧠 **Smart Deduplication**: SHA-256 hash-based duplicate detection
- ⚡ **Real-time**: Async uploads with live progress tracking
- 🎯 **Advanced Search**: Multi-criteria filtering with tag support
- 🔗 **Flexible Sharing**: Private + public link sharing with analytics
- 📊 **Admin Dashboard**: Comprehensive system monitoring
🔧 Tech Stack Deep Dive
**Backend**: Go • GraphQL • PostgreSQL • Redis • MinIO
**Frontend**: Next.js 14 • TypeScript • Tailwind CSS
**Cloud**: AWS • Vercel • Cloudflare (Workers/KV/R2) • Neon
**DevOps**: Docker • Nginx • SSL/TLS • GitHub Actions
---
## Additional Projects
### 🔌 **Atithidev DB API**
*Serverless REST API*
**Impact**: Scalable hospitality data layer
**Stack**: AWS Lambda • DynamoDB
🔗 [Live API](https://kzjttnxnf3.execute-api.ap-south-1.amazonaws.com/dev/)
### 🧠 **Sentiment Analyzer**
*NLP microservice*
**Impact**: Real-time sentiment analysis
**Stack**: Python • AWS Lambda • NLTK
🔗 [Live API](https://6z8qsa4i2i.execute-api.ap-south-1.amazonaws.com/dev/)
---
## 🛠️ Tech Arsenal
💻 Languages
🌐 Web & Frameworks
☁️ Cloud Platforms
🧪 Testing & Quality
🔧 DevOps & Tools
💾 Databases & Storage
---
## 📊 GitHub Activity
---
## 🤝 Let's Build Together
I'm actively seeking collaboration on:
### 🏗️ **Distributed Systems**
Complex architectures at scale
### 💰 **Cost Optimization**
Cloud automation & efficiency
### ⚡ **High-Performance APIs**
Sub-100ms response times
### 🔐 **Security-First Design**
Zero-trust architectures
### 📬 Get In Touch
[](mailto:ayushpandey.cs@gmail.com)
[](https://linkedin.com/in/linkedap)