I am an Android App Developer with experience in building high quality android applications. I have made android applications for a few startups plus I keep on creating more. I like creating cool stuff that can help people and make their lives easier. I believe that almost every problem can be solved with the help of technology.I like working in a community where there can be exchange of ideas and everyone gets to learn. I look forward to hearing from you!

This is Alex from Helsinki. I have developed iOS and Android app from 2008 and I am a professional IT engineer. I have graduated from Helsinki Technical University and worked on ICT Mobile Telecommunications. I am a reliable and full time (more than 14 hours per day) mobile developer. My experience : - Xcode (iOS) : 7 years - Eclipse (Android) : 8 years - Android Studio : 3 years - Other Software(Information Processing, PCB, FPGA, DSP) : 8 years APIs & Frameworks - Social Networking APIs (Facebook, Twitter, Google+, LinkedIn, Youtube, Instagram, ... ) - Location APIs (Foursquare, Yelp, ... ) - Apple Services (In App Purchase, Push Notification, ...) - Google Services (GCM, In App Billing, Place APIs, Map APIs, Image APIs, ... ) - Utility APIs (Bluetooth, Dropbox, Wifi ... ) - Payment Services(Braintree, Apple pay, Google Pay, Samsung Pay, Paypal, Credit Card...) - Advertisement Services (iAd, AdMob, RevMob, ... ) - Image Processing (CoreImage, GPUImage, ... ) - Augmented Reality(Vuforia) - Web Service Integration (JSON, XML, SOAP, ...) I am always ready for your project. Best regards. Alex J.

Experienced Python Developer with over 5 years of expertise in building robust web applications, backend systems, and cloud infrastructure solutions. I specialize in Django, Django Rest Framework, and API development, with extensive knowledge in networking, cloud deployments using AWS, Docker, and Kubernetes. My diverse background spans industries like education, hospitality, and cybersecurity, making me adaptable to a wide range of projects. What I bring to the table: * Backend Development: I’ve built and maintained backend systems for applications, including an educational platform (Lava) and a restaurant/cafe management app (Nostalgia). I create clean, scalable APIs, handle database architecture, and ensure seamless deployment using Docker and AWS. ------------------------------------------------- * Automation & Scraping: I’m skilled in automating workflows, such as handling bulk email campaigns, and I have extensive experience with web scraping using Selenium, BeautifulSoup, and Requests. ------------------------------------------------- * Security & Networking: With a strong background in security operations, I have worked with AWS to secure cloud infrastructures, perform audits, and ensure safe network segmentation. I’ve also crafted custom networking solutions, including packet-based applications that simulate network behaviors for educational purposes. ------------------------------------------------- * AI & Machine Learning: I’ve completed several projects utilizing TensorFlow and Keras, applying AI solutions to real-world problems and developing efficient models for businesses. -------------------------------------------------- * Custom Solutions: From building indoor navigation systems using Bluetooth RSSI to integrating real-time chat functionality with XMPP servers, I provide tailored solutions that solve unique business challenges. -------------------------------------------------- I’m passionate about delivering high-quality results and providing clients with solutions that are efficient, scalable, and secure. If you’re looking for a reliable developer to bring your project to life, let’s discuss how I can help!

Looking for the projects in VoIP/Chat/Networking of any size - I believe that my 20+ years background in telecom IT & networking will contribute significantly to your project. Have 7+ years experience in system architecture design, implementing and running scalable and fault tolerant carrier grade VoIP systems. Preferred open source components in a core: FreeSwitch, Kamailio, PostgreSQL, Redis, Linphone, QuickBlox, Socket Programming, various WebRTC libs and distributed messaging/queuing systems. Have experience (can read, write code and troubleshoot) in Lua, Python, PHP and JS for scripting, C/C++, stored procedures in SQL. Possess MS degree in applied math, and have deep understanding of data structures, algorithms and complexity. Advanced knowledge of statistics and probability theory. Have designed and implemented scalable VoIP systems for carrier telecoms and retail service providers, featuring advanced real time billing and monitoring systems. Consulted call centers on implementing predictive dialers: choosing right algorithms and strategies to get optimal load for system/network and optimal call distribution to operators. Have experience in designing and implementing various REST API based services for both small and large businesses - two factor authentication systems, high volume voice app systems, conferencing solutions

ExpertInAsia Inc. is headquartered in the City Indore within the heart of Madhya Pradesh, India. The company has extensive experience in Software development. Our team has expertise in Mobile and Web Development in various technology like Angular, NodeJS, Java, Core PHP, Laravel, Yii, CakePHP, Symfony, Zend, CodeIgniter, WordPress and to all its related Web and Mobile Technologies like android, IOS, Flutter, React Native and ionic. We also have a separate graphics team as we believe in the best content. We are master and expert in below technologies - #iOS/Android application development #Cross Platform App Development (Flutter, React-Native, ionic) #MEAN #MERN #Codeigniter #.Net Development #E-commerce solutions #Laravel #Bootstrap tweaking #NodeJS/AngularJS/ReactJS Development #Wordpress Development #AWS Hosting #Chatbot development (Landbot / DialogFlow) Just click on Hire Me Button for a long term business relationship. Thanks & Regards Expertinasia

I design and deliver production-grade real-time communication systems including video conferencing, live streaming, VoIP, and messaging platforms that must perform reliably at scale. With over 15 years of experience in WebRTC and telecom technologies, I have built solutions ranging from one-to-one calling apps to large multiuser collaboration and broadcasting systems across mobile, web, and backend infrastructure. What I can help you build or fix: ✔ Low-latency audio and video platforms using WebRTC, LiveKit, Janus, or custom stacks ✔ Video conferencing and virtual collaboration applications ✔ VoIP and SIP integrations ✔ Live streaming and broadcasting systems ✔ Real-time messaging platforms and backends ✔ Cross-platform mobile apps for iOS and Android ✔ Debugging complex media issues such as quality problems, device failures, sync issues, and scaling challenges Technical expertise: • Protocols: WebRTC, SIP, RTP, SRTP, RTSP, RTMP, XMPP, HLS • Networking: UDP, TCP, IP, NAT traversal, media routing • Platforms: iOS, Android, Web, Node.js, Go, Python backends • Infrastructure: scalable real-time architectures • Performance optimization and reliability engineering • Twilio, Telnyx, DeepGram, ElevenLabs Proven Impact & Key Achievements: ✔ Global Infrastructure: Architected and deployed large-scale multiuser collaboration systems across mobile, web, and backend environments. 🌍 ✔ Multimedia Engineering: Engineered high-performance video pipelines using FFmpeg and GStreamer, ensuring reliability in unstable network conditions. 🎥 ✔ AI Integration: Developed sophisticated real-time systems incorporating AI Agents, DeepGram, and ElevenLabs for automated intelligent communication. 🤖 ✔ Network Mastery: Solved critical scaling and sync issues for startups and established enterprises, optimizing NAT traversal and media routing. 🚀 ✔ Mobile Innovation: Successfully connected native iOS providers to React prototypes, bridging the gap between high-level UI and native performance. 📱 Key Skills (Search Keywords) ✅ Core Technical Stack: WebRTC, LiveKit, SIP, VoIP, AI Agents, Node.js, Go, Software Architect. ✅ Protocols & Media: RTP, SRTP, RTSP, RTMP, XMPP, HLS, FFmpeg, GStreamer. ✅ Platforms & Cloud: iOS (Swift), Android (Kotlin), Next.js, Supabase, PostgreSQL, Docker, AWS. ✅ Specialized Tools: Twilio, Telnyx, DeepGram, ElevenLabs, Janus, Mediasoup. Technical Competencies: Real-Time Communication Architecture, WebRTC SFU/MCU Implementation, SIP Trunking, VoIP System Design, Low-Latency Video Streaming, LiveKit Cloud Deployment, AI Voice Agent Integration, Media Server Scaling, NAT Traversal (STUN/TURN), Packet Loss Concealment, Jitter Buffer Tuning, FFmpeg Pipeline Optimization, GStreamer Plugin Development, WebSocket Implementation, Concurrent Programming in Go, Node.js Backend Scalability, Distributed System Design, Real-Time Messaging Architecture, Audio/Video Synchronization, High-Performance Media Routing, Cross-Platform Mobile Development, HLS/DASH Adaptive Streaming, QoS Performance Monitoring, Infrastructure as Code, Secure Media Encryption, API Gateway Design, Microservices Orchestration, Multi-party Conferencing Logic, Automated Transcription Workflows, Real-Time Data Channels. I have helped startups launch communication products from scratch and assisted established teams in stabilizing systems already running in production. If your project involves real-time audio, video, or messaging, there is a high chance I have solved a similar challenge before. Let’s build a system that works flawlessly in production, not just in demos.

I am a native mobile development expert experienced in XMPP, UI/UX, MAP, Payment Processing, VOIP, Streaming and OpenCV. I have good skills in sphere of native Android and iOS application development. I prefer to develop applications from scratch to create reliable and secure app architecture My development process is transparent and you will always know what I'm doing at the time and will get result on time. I like to produce good, bug-free code and software. I have good experience of Shopping&Booking app, GPS Tracking & Map Customization(including offline), Payment Processing, Chatting, Streaming. My Experience Java: 9 years Android: 5 years Objective-C: 3 years Swift: 1 year Object-oriented programming Data structure & Algorithms Software design patterns Strong knowledge of Android & iOS SDKs, different versions of mobile OSs, multi support devices and screens Analytics, Cloud Message/Push Notifications, In-App Purchase, Location and Map APIs Social Network Integration(Facebook, Twitter, Linkedin) Comprehensive understanding of REST / JSON / XML Web Services Crash reporting and analysis tools like Crashlytics, Flurry, Crittercism Experience with offline storage, threading, and performance tuning Proficient understanding of version control: Git, Bitbucket Well versed in Build System & Dependency Manager: Gradle, Cocoa Pods Ability to understand business requirements and translate them into technical requirements Cooperative and helpful on a team

More than one decade, I have been working on many kinds of software and web technologies using different popular environments like NodeJS, PHP, Java, .NET, MATLAB. My favorite IDE's are Visual Studio / VS Code, NetBeans, Eclipse, Dreamweaver, Notepad++, Sublime Text etc. I have great programming skills in JavaScript, Java, C/C++, C#/VB, Objective-C, Python and experienced in various famous frameworks of Express.js, CodeIgniter, Laravel, Socket.IO, ASP MVC, ADO.NET and have good knowledge in MySQL, SQL Server, Cassandra and Redis databases. I can utilize React, Redux, Bootstrap, EJS, HTML5/CSS3, jQuery to design pages and have basics in SVG, Canvas, Google Charts, ActionScript, Luascript, Photoshop, Flash etc. I also have good understanding in networking layers of TCP/IP and working on a Realtime voice/video communication project using WebRTC with Kurento & Jitsi media servers. I like to learn new technologies and research anything interesting & also completed a thesis in Image denoising with MATLAB. Multimedia, DSP, CPU, GPU is my field of interest.

Mobile application developer with 8+ years with iOS & Android app development experience. My areas of specialization include: * iOS8, iOS7, Swift * Java, Android SDK * Social framework such as Facebook, Twitter, Google+ and Instagram * GPS, RESTful API * Photo, Video editing and effect * Parse, Amazon Cloud service * Cocos2D, Unity3D * Titanium and Phonegap

TECHNICAL KNOWLEDGE ß Programming Languages C, C ++, C#, Objective-C, Swift 4 Server O. S. Window XP, Window 7, Mac Database Systems MS Access, SQL Server, Sqlite Web Technologies& Services HTML , XML, JSON, Asp.net