I'm a Senior Mobile & Web Developer with 13+ years of experience building world-class digital products.
I specialize in crafting fast, beautiful, and scalable applications across multiple platforms.
"Build fast. Ship faster. Iterate always." ⚡
Deep diving into the future of software development with Generative AI
🔬 Model Architectures & Fine-tuning
- Transformer architecture deep dive
- LoRA & QLoRA fine-tuning techniques
- Prompt engineering & optimization
- Model quantization (GGUF, GPTQ, AWQ)
- Local LLM deployment (Ollama, LM Studio)
🏗️ RAG & Vector Databases
- Retrieval-Augmented Generation (RAG)
- Vector embeddings & similarity search
- ChromaDB, Pinecone, Weaviate
- Document chunking strategies
- Hybrid search techniques
"The future of coding is collaboration between human creativity and AI capabilities"
📱 Mobile Development — Native & Cross-Platform Excellence
| Technology | Proficiency | Years | Notes |
|---|---|---|---|
 |
██████████ 100% | 13+ | Expert - Kotlin, Java, Jetpack Compose |
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██████████ 100% | 8+ | Primary language for Android |
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█████████░ 95% | 13+ | Enterprise & Android development |
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█████████░ 90% | 5+ | Cross-platform mobile apps |
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████████░░ 85% | 4+ | Beautiful cross-platform UIs |
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███████░░░ 75% | 3+ | Swift, SwiftUI |
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████████░░ 85% | 4+ | Flutter development |
🎨 Frontend Development — Modern Web Technologies
| Technology | Proficiency | Years | Notes |
|---|---|---|---|
 |
██████████ 100% | 6+ | SPA, SSR, Hooks, Context |
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█████████░ 95% | 5+ | Type-safe JavaScript |
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█████████░ 90% | 4+ | Full-stack React framework |
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██████████ 100% | 10+ | ES6+, Modern JS |
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█████████░ 90% | 3+ | Utility-first CSS |
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█████████░ 90% | 2+ | Next-gen build tool |
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██████████ 100% | 13+ | Semantic HTML |
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██████████ 100% | 13+ | Modern CSS, Animations |
⚙️ Backend & Cloud — Scalable Infrastructure
| Technology | Proficiency | Years | Notes |
|---|---|---|---|
 |
█████████░ 95% | 7+ | Server-side JavaScript |
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█████████░ 95% | 7+ | REST APIs, middleware |
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█████████░ 90% | 6+ | Auth, Firestore, Functions |
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████████░░ 80% | 4+ | Cloud Run, Cloud Functions |
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████████░░ 85% | 5+ | Relational databases |
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████████░░ 85% | 5+ | NoSQL databases |
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███████░░░ 75% | 3+ | Caching, sessions |
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███████░░░ 75% | 3+ | API query language |
🔧 DevOps & Tools — Development Workflow
| Technology | Proficiency | Years | Notes |
|---|---|---|---|
 |
██████████ 100% | 13+ | Version control |
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██████████ 100% | 10+ | CI/CD, Actions, Packages |
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████████░░ 80% | 4+ | Containerization |
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██████████ 100% | 8+ | Primary IDE |
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██████████ 100% | 10+ | Android IDE |
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███████░░░ 75% | 3+ | iOS development |
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█████████░ 90% | 6+ | API testing |
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████████░░ 80% | 4+ | UI/UX design |
🧪 Testing & Quality — Code Quality Assurance
| Technology | Proficiency | Years | Notes |
|---|---|---|---|
 |
█████████░ 90% | 5+ | JavaScript testing |
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█████████░ 90% | 2+ | Fast unit testing |
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████████░░ 80% | 2+ | E2E testing |
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█████████░ 90% | 10+ | Java/Kotlin testing |
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█████████░ 95% | 6+ | Code linting |
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█████████░ 95% | 5+ | Code formatting |
Modern UI Toolkit |
TypeScript ORM |
Structured Logging |
Material Colors |
Pull to Refresh |
Bottom Sheet |
RN Logger |
Unified Storage |
📦 All Packages |
Kotlin Multiplatform Libraries — Supporting Android, iOS, Desktop, and Web platforms
🛡️ Sentinel Enterprise-grade KMP Permissions Library |
🔄 Redux KMP Predictable State Container for KMP |
📁 Parcel KMP File Picker & Share Library |
📦 Krate Enterprise-grade KMP File System Library |
🔐 VaultKMP Secure Encrypted Key-Value Storage |
⏱️ Kronosync KMP SNTP Client for Time Sync |
timeline
title Career Journey
2011 : Started Software Development
: Java & Android Fundamentals
2014 : Mobile Developer
: First Production Android Apps
2017 : Senior Developer
: Team Lead & Architecture
2020 : Tech Lead
: React Native & Flutter
2023 : AI-Powered Development
: Vibe Coding & Open Source
2026 : Present
: Senior Mobile & Web Developer
- 📱 Led 15+ mobile app projects from concept to production
- 🌟 Published 10+ NPM packages with combined downloads
- 🔧 Built SDKs and libraries used by developers worldwide
- 🚀 Shipped apps with millions of downloads on Play Store
- 📝 Technical writer and educator through blogs and tutorials
| 📱 Mobile | 🌐 Web | ☁️ Cloud | 🤖 AI/ML |
|---|---|---|---|
| Native Android | React & Next.js | Firebase | LLMs & Agents |
| iOS Development | Progressive Web Apps | Google Cloud | AI Tools |
| React Native | TypeScript | Serverless | Vibe Coding |
| Flutter | TailwindCSS | Microservices | Automation |
| 🎨 Design | 🔧 Tools | 🔭 IoT | 📚 Learning |
|---|---|---|---|
| UI/UX Design | Developer Tools | Embedded Systems | System Design |
| Design Systems | CLI Applications | Microcontrollers | Architecture |
| Animations | SDKs & Libraries | IoT Protocols | Cloud Patterns |
| Accessibility | Build Tools | Hardware | Best Practices |
My Digital Home — sitharaj.in
@@ 2026 Focus Areas @@
==================================================================
+ 🔥 Mastering Vibe Coding with AI pair programmers
+ 🤖 Building AI-powered developer tools & automation
+ 📱 Shipping cross-platform apps at lightning speed
+ 🌟 Growing the open source package ecosystem
+ 📚 Creating tutorials on modern development practices
+ 🎯 Exploring advanced system design patterns
- ❌ Writing boilerplate code manually
- ❌ Ignoring AI advancements in development
- ❌ Building without proper architecture
! 💡 Philosophy: Leverage AI to amplify human creativity
! 🚀 Goal: Build 10x faster while maintaining quality
🌟 Love connecting with fellow developers, tech enthusiasts, and open source contributors!
⭐ Star my repos if you find them useful! • Made with ❤️ and ☕ by Sitharaj