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Full-stack developer specialised in Webapp and Mobile App Development. I have experience working on various types of projects like: Education Health Chat GPT supported Chatbot Inventory solutions CRM Solutions Saas Applications I understand the importance of building responsive and mobile-friendly websites, and I am well-versed in responsive design techniques. I have expertise in below platforms: - Bubble.io - FlutterFlow - Framer - Webflow - Wix - HTML/CSS/JS - Java - Mern I have Strong understanding of MVC/MVM pattern and MVP structure for well-structured code. I am proficient in payment method integration (like stripe, paypal and debit/credit), API integration of Google/Facebook/Linkedin as an experienced certified Bubble and Framer Developer. I have experience working with various databases such as MySQL, MongoDB, Xano and Firebase. You can have a project discovery call with me for free. Would love to work with you! Waiting eagerly for your response! Keywords: no-code development, Bubble.io freelancer, small business MVPs, API integrations, marketplace development, Bubble Developer, SaaS applications, landing page design, no-code marketplace, AI integration, internal tool development, Bubble.io developer, MVP creation, no-code web apps, Bubble.io consulting, business automation, no-code AI, Bubble.io platform, rapid app development, no-code mobile apps, Bubble.io app builder, marketplace platforms, Bubble.io developer, no-code platforms, app prototyping, startup services, Bubble.io templates, no-code app builder, mobile-first development, startup MVPs

I specialize in building robust, end-to-end VPN ecosystems — from cross-platform applications to powerful admin panels and secure backend infrastructures. With years of hands-on experience across multiple VPN protocols and deployment environments, I deliver secure, scalable, and high-performance VPN solutions tailored to your exact business needs. 🛡️ Supported VPN Protocols: ✅ WireGuard – Lightning-fast, modern VPN protocol. ✅ OpenVPN – Battle-tested and widely compatible. ✅ IKEv2/IPSec – Ideal for mobile security and fast reconnects. ✅ OpenConnect / AnyConnect – Cisco-compatible enterprise-grade tunneling. ✅ Shadowsocks – Lightweight proxy for bypassing censorship. ✅ V2Ray / VLESS / VMess – Next-gen obfuscation and tunneling protocols. ✅ Trojan – TLS-based protocol for strong anti-censorship. 📱 Cross-Platform VPN Application Development: ✅ iOS (Swift / Objective-C) ✅ Android (Kotlin / Java / Flutter) ✅ Apple TV & Smart TVs ✅ macOS, Windows, Linux (native or hybrid) ✅ Browser Extensions (Chrome, Firefox, Edge) Premium Features Include: 🔒 Kill Switch 🔀 Split Tunneling 🧹 Ad & Malware Blockers 🌐 Custom DNS 💸 In-App Purchases (Stripe, Google, Apple) 📱 TV Login via QR Code 🔁 Auto Protocol Switching 🧠 Advanced Admin Panel & Backend Infrastructure: Designed with ISPs, VPN providers, and enterprise clients in mind, my Laravel-based admin panels include: 📊 Smart Dashboard: Real-time user activity, traffic stats, server status, and alerts. 👥 Client Management: Create, suspend, edit users; ticket support; manage devices. 🧾 Bulk Account Creation: Generate voucher/gift card accounts instantly. 🧑‍🤝‍🧑 Group & Subscription Control: Manage plans and group-level privileges. 🌍 Server Control: Add/manage VPN servers, view resource usage (CPU/RAM/BW). ⚖️ Load Balancing: Automatic traffic distribution for 99.99% uptime. 🛑 Downtime Alerts: Receive instant alerts via Slack, email, or SMS. 🔒 Decentralized Auth System: Keeps users connected even during API outages. 📈 Real-Time Monitoring: Accurate online user count & server performance tracking. 💳 Secure Payment Gateway Integrations: ✅ Stripe, PayPal – Seamless subscriptions and one-time payments. ✅ Crypto Payments – CoinGate, CoinPayments integration for privacy-focused users. Whether you're launching a white-label VPN service, need a corporate-grade internal VPN, or want a fully branded cross-platform app — I can deliver a secure, user-friendly, and feature-rich solution tailored just for you. 🛠️ Let’s build your VPN empire — with zero compromises on speed, privacy, or performance.

MERN Stack developer with Go, Python , Kotlin , Swift , C++, ffmpeg, gstreamer, Nest js experience , focused on advance use cases of Video calls , live stream , video encoding and Ai video generation backend 𝐔𝐬𝐞 𝐂𝐚𝐬𝐞𝐬 - 𝐕𝐢𝐝𝐞𝐨 𝐂𝐚𝐜𝐡𝐞 𝐏𝐥𝐚𝐲𝐞𝐫: Enhance video playback with seamless caching, offline playback, and Instagram/TikTok-like smoothness. - 𝐇𝐋𝐒 𝐏𝐥𝐚𝐲𝐛𝐚𝐜𝐤: Implement smooth HTTP Live Streaming (HLS) with advanced features. - 𝐖𝐞𝐛𝐑𝐓𝐂 𝐕𝐢𝐝𝐞𝐨 𝐂𝐚𝐥𝐥𝐬: Real-time, high-quality communication for web and mobile. - 𝐈𝐕𝐑 𝐒𝐲𝐬𝐭𝐞𝐦𝐬: Interactive voice response using Twilio and custom setups. - 𝐂𝐂𝐓𝐕 𝐍𝐕𝐑 𝐂𝐫𝐞𝐚𝐭𝐢𝐨𝐧: Advanced network video recording solutions for surveillance. - 𝐕𝐢𝐝𝐞𝐨 𝐀𝐈 𝐟𝐨𝐫 𝐂𝐂𝐓𝐕: Intelligent video analysis and monitoring with AI. - 𝐑𝐓𝐒𝐏 𝐭𝐨 𝐖𝐞𝐛 𝐏𝐥𝐚𝐲𝐛𝐚𝐜𝐤: Stream RTSP feeds directly to web browsers seamlessly. - 𝐋𝐢𝐯𝐞 𝐒𝐭𝐫𝐞𝐚𝐦𝐢𝐧𝐠: Group video calls to HLS destinations for live events. - 𝐂𝐥𝐨𝐮𝐝 𝐕𝐢𝐝𝐞𝐨 𝐄𝐝𝐢𝐭𝐢𝐧𝐠: Advanced video editing and creation in the cloud. - 𝐒𝐜𝐚𝐥𝐚𝐛𝐢𝐥𝐢𝐭𝐲 & 𝐋𝐨𝐚𝐝 𝐁𝐚𝐥𝐚𝐧𝐜𝐢𝐧𝐠: Ensure reliable video delivery to millions of viewers. - 𝐌𝐨𝐛𝐢𝐥𝐞 & 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: Full-stack development for mobile and web platforms. - 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 & 𝐒𝐃𝐊: Custom mobile applications and SDK development. 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬 - 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩𝐬: Java, Kotlin, React Native, Swift UI, Objective-C - 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: React.js, Angular.js, Node.js, NestJS, Next.js - 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: Golang, Python, C++ - 𝐕𝐢𝐝𝐞𝐨 𝐏𝐫𝐨𝐜𝐞𝐬𝐬𝐢𝐧𝐠: FFmpeg, GStreamer - 𝐃𝐞𝐯𝐎𝐩𝐬: Docker, Cloud solutions Ready to elevate your project's video and streaming capabilities. Let's connect!

Full-stack mobile engineer with 5+ years building secure, high-performance applications, with deep specialization in VPN systems across iOS, macOS, Android, and cross-platform. Mobile iOS/macOS/watchOS Swift, SwiftUI, UIKit · MVVM + Clean Architecture · Network Extension Framework · Keychain & certificate handling Android > Kotlin, Coroutines, Flow · Jetpack Compose + XML · MVVM + Clean Architecture · VPNService implementation Flutter > Dart · Native platform channels · Shared architecture across platforms VPN & Networking WireGuard · OpenVPN · IKEv2 · V2Ray · Xray-core · Sing-box · Clash.Meta · Shadowsocks TLS, Reality, WebSocket, gRPC · Smart routing · Packet tunneling · Encrypted config delivery Backend Go · Rust (Actix + Tokio) · Ruby on Rails · REST and JWT APIs · PostgreSQL · Multi-tenant architecture · Node orchestration Featured: Aether Shield Proxy is a production iOS VPN app powered by V2Ray with TLS transport, real-time session handling, and backend-controlled node distribution. Security-first. Performance-driven. Clean code. End-to-end, from mobile client to backend infrastructure. Open to VPN systems, high-performance backends, and scalable mobile platforms.

OBJ ECTIVES Looking for a highly challenging and dynamic work environment in which I will be able to enhance my professional skills and would be able to get valuable work experience. SKI LLS I have a good grip on following languages/fields/skills. Android Development: * Android Studio * Custom design * REST & JSON * Socket I/O client * SQLite * Google Maps * Location Services * API's and 3rd libraries * Firebase Push Notifications * Firebase Firestore * Kotlin * Java * Rx Java/Rx Android * Bluetooth / Ble * Coroutines * Androidx * Camera Api's * Payment Gateway * OpenCV * LiveData * Jetpack * MVVM/MVC * Flutter For Detail Portfolio you can check here velarian-tech.web.app

𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 𝐏𝐥𝐮𝐬 𝐫𝐞𝐚𝐥‑𝐭𝐢𝐦𝐞 𝐜𝐨𝐦𝐦𝐮𝐧𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫 (𝐖𝐞𝐛𝐑𝐓𝐂/𝐋𝐢𝐯𝐞𝐊𝐢𝐭 + 𝐒𝐈𝐏/𝐕𝐨𝐈𝐏 + 𝐓𝐰𝐢𝐥𝐢𝐨/𝐀𝐬𝐭𝐞𝐫𝐢𝐬𝐤). 𝐈 𝐛𝐮𝐢𝐥𝐝 𝐥𝐨𝐰‑𝐥𝐚𝐭𝐞𝐧𝐜𝐲 𝐚𝐮𝐝𝐢𝐨/𝐯𝐢𝐝𝐞𝐨, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞 𝐬𝐭𝐫𝐞𝐚𝐦𝐢𝐧𝐠, 𝐫𝐞𝐜𝐨𝐫𝐝𝐢𝐧𝐠/𝐞𝐠𝐫𝐞𝐬𝐬 𝐩𝐢𝐩𝐞𝐥𝐢𝐧𝐞𝐬, 𝐚𝐧𝐝 𝐕𝐨𝐢𝐜𝐞 𝐀𝐈 (𝐒𝐓𝐓/𝐓𝐓𝐒 + 𝐜𝐨𝐧𝐯𝐞𝐫𝐬𝐚𝐭𝐢𝐨𝐧𝐚𝐥 𝐀𝐈) 𝐭𝐡𝐚𝐭 𝐰𝐨𝐫𝐤𝐬 𝐢𝐧 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧. I build enterprise-grade real-time systems, 𝐖𝐞𝐛𝐑𝐓𝐂 / 𝐋𝐢𝐯𝐞𝐊𝐢𝐭, 𝐒𝐈𝐏/𝐕𝐨𝐈𝐏 𝐭𝐞𝐥𝐞𝐩𝐡𝐨𝐧𝐲, and 𝐕𝐨𝐢𝐜𝐞 𝐀𝐈 (STT/TTS + conversational AI). If you're dealing with 𝐥𝐚𝐭𝐞𝐧𝐜𝐲, 𝐜𝐚𝐥𝐥 𝐝𝐫𝐨𝐩𝐬, 𝐍𝐀𝐓/𝐓𝐔𝐑𝐍 𝐢𝐬𝐬𝐮𝐞𝐬, 𝐫𝐞𝐜𝐨𝐫𝐝𝐢𝐧𝐠 𝐟𝐚𝐢𝐥𝐮𝐫𝐞𝐬, 𝐬𝐜𝐚𝐥𝐢𝐧𝐠 𝐩𝐫𝐨𝐛𝐥𝐞𝐦𝐬, or 𝐕𝐨𝐢𝐜𝐞 𝐀𝐈 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧, I can help you deliver a stable solution end-to-end. I'm 𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 𝐏𝐥𝐮𝐬 on Upwork with strong long-term delivery history, and I focus on what clients actually care about, 𝐫𝐞𝐥𝐢𝐚𝐛𝐢𝐥𝐢𝐭𝐲, 𝐬𝐜𝐚𝐥𝐚𝐛𝐢𝐥𝐢𝐭𝐲, and 𝐦𝐞𝐚𝐬𝐮𝐫𝐚𝐛𝐥𝐞 𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 (join time, RTT, jitter, packet loss, concurrency, CPU/bandwidth cost). I'm also an inventor on a 𝐠𝐫𝐚𝐧𝐭𝐞𝐝 𝐔𝐒 𝐩𝐚𝐭𝐞𝐧𝐭 (𝟏𝟐,𝟒𝟓𝟐,𝟑𝟏𝟕) in teleconferencing/real-time communication, so RTC is not just "a feature" for me; it's the core. 𝐖𝐡𝐚𝐭 𝐈 𝐝𝐨 𝐛𝐞𝐬𝐭 ✅ 𝐖𝐞𝐛𝐑𝐓𝐂 / 𝐋𝐢𝐯𝐞𝐊𝐢𝐭 (𝐥𝐨𝐰‑𝐥𝐚𝐭𝐞𝐧𝐜𝐲 𝐚𝐮𝐝𝐢𝐨/𝐯𝐢𝐝𝐞𝐨 + 𝐬𝐜𝐚𝐥𝐢𝐧𝐠) • LiveKit architecture (self-hosted) + production hardening • SFU scaling strategy (regions, routing, concurrency planning) • TURN/STUN/ICE reliability for strict NAT / enterprise networks • Performance tuning: jitter, packet loss, bitrate adaptation, simulcast/SVC strategy • Recording/egress pipelines + media routing + stream health monitoring ✅ 𝐓𝐞𝐥𝐞𝐩𝐡𝐨𝐧𝐲 (𝐒𝐈𝐏/𝐕𝐨𝐈𝐏) + 𝐓𝐰𝐢𝐥𝐢𝐨/𝐏𝐥𝐢𝐯𝐨 + 𝐀𝐬𝐭𝐞𝐫𝐢𝐬𝐤 • SIP trunking integrations (inbound/outbound), routing, call control • Asterisk: IVR, queues, dialplans, conferencing, PBX integrations • Twilio Programmable Voice: webhooks, recordings, call flows, media streaming • WebRTC ↔ SIP bridging (browser/app calling into PSTN) ✅ 𝐕𝐨𝐢𝐜𝐞 𝐀𝐈 (𝐒𝐓𝐓/𝐓𝐓𝐒 + 𝐂𝐨𝐧𝐯𝐞𝐫𝐬𝐚𝐭𝐢𝐨𝐧𝐚𝐥 𝐀𝐈) 𝐭𝐡𝐚𝐭 𝐰𝐨𝐫𝐤𝐬 𝐨𝐧 𝐫𝐞𝐚𝐥 𝐜𝐚𝐥𝐥𝐬 • Real-time STT streaming (partials, low latency) + speaker-aware workflows when possible • Streaming TTS with interruption handling (barge‑in) and turn-taking logic • Voice agent orchestration (including Vapi-style patterns) •Call summaries, structured data extraction, CRM updates, analytics • Guardrails + fallbacks (human handoff, escalation, retry logic) ✅ 𝐀𝐈/𝐌𝐋 + 𝐂𝐨𝐦𝐩𝐮𝐭𝐞𝐫 𝐕𝐢𝐬𝐢𝐨𝐧 (𝐰𝐡𝐞𝐧 𝐢𝐭 𝐬𝐮𝐩𝐩𝐨𝐫𝐭𝐬 𝐭𝐡𝐞 𝐩𝐫𝐨𝐝𝐮𝐜𝐭) I integrate AI/ML in a production-first way that doesn’t break real-time constraints: • OCR + computer vision pipelines (live overlays, detection, automation) • ML/LLM components for classification, routing, QA scoring, intent detection • PyTorch/TensorFlow integration when custom models are required • Generative AI features (RAG / knowledge-based responses) with accuracy controls 𝐇𝐨𝐰 𝐈 𝐰𝐨𝐫𝐤 (𝐬𝐨 𝐩𝐫𝐨𝐣𝐞𝐜𝐭𝐬 𝐝𝐨𝐧'𝐭 𝐝𝐫𝐢𝐟𝐭) 𝟏. 𝐐𝐮𝐢𝐜𝐤 𝐝𝐢𝐬𝐜𝐨𝐯𝐞𝐫𝐲: goals, target platforms, expected concurrency, latency KPI, constraints 𝟐. 𝐏𝐥𝐚𝐧: architecture + milestones + risks (written, clear scope) 𝟑. 𝐁𝐮𝐢𝐥𝐝 & 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐞: clean implementation + reviews + docs 𝟒. 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧 𝐫𝐞𝐚𝐝𝐢𝐧𝐞𝐬𝐬: monitoring, alerts, load testing, handover 𝐓𝐲𝐩𝐢𝐜𝐚𝐥 𝐝𝐞𝐥𝐢𝐯𝐞𝐫𝐚𝐛𝐥𝐞𝐬 • Working, deployed solution (Docker/Ubuntu) • Reliable call/stream flows + error handling • Recording/transcription + storage integration if needed • Monitoring dashboards + alert rules • Documentation + runbooks + next-step roadmap 𝐖𝐞𝐛𝐑𝐓𝐂, 𝐋𝐢𝐯𝐞𝐊𝐢𝐭, 𝐕𝐨𝐢𝐜𝐞 𝐀𝐈, 𝐒𝐈𝐏, 𝐕𝐨𝐈𝐏, 𝐓𝐰𝐢𝐥𝐢𝐨, 𝐏𝐥𝐢𝐯𝐨, 𝐀𝐬𝐭𝐞𝐫𝐢𝐬𝐤, 𝐓𝐞𝐥𝐞𝐩𝐡𝐨𝐧𝐲, 𝐒𝐓𝐓, 𝐓𝐓𝐒, 𝐋𝐋𝐌, 𝐂𝐨𝐧𝐯𝐞𝐫𝐬𝐚𝐭𝐢𝐨𝐧𝐚𝐥 𝐀𝐈, 𝐕𝐚𝐩𝐢, 𝐃𝐞𝐯𝐎𝐩𝐬, 𝐃𝐨𝐜𝐤𝐞𝐫, 𝐔𝐛𝐮𝐧𝐭𝐮, 𝐅𝐅𝐦𝐩𝐞𝐠, 𝐎𝐁𝐒 𝐒𝐭𝐮𝐝𝐢𝐨, 𝐎𝐦𝐧𝐢𝐯𝐞𝐫𝐬𝐞, 𝐀𝐈/𝐌𝐋, 𝐆𝐞𝐧𝐞𝐫𝐚𝐭𝐢𝐯𝐞 𝐀𝐈, 𝐀𝐫𝐭𝐢𝐟𝐢𝐜𝐢𝐚𝐥 𝐈𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐜𝐞, 𝐌𝐚𝐜𝐡𝐢𝐧𝐞 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠, 𝐃𝐞𝐞𝐩 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠, 𝐀𝐥𝐠𝐨𝐫𝐢𝐭𝐡𝐦 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭, 𝐂𝐨𝐦𝐩𝐮𝐭𝐞𝐫 𝐕𝐢𝐬𝐢𝐨𝐧, 𝐎𝐂𝐑, 𝐏𝐲𝐓𝐨𝐫𝐜𝐡, 𝐓𝐞𝐧𝐬𝐨𝐫𝐅𝐥𝐨𝐰, 𝐆𝐨𝐥𝐚𝐧𝐠, 𝐀𝐯𝐚𝐭𝐚𝐫, 𝐃𝐢𝐠𝐢𝐭𝐚𝐥 𝐓𝐰𝐢𝐧, 𝐀𝐈 𝐂𝐡𝐚𝐭𝐛𝐨𝐭.