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Fast & Efficient Tecrific Service "Quality is never an accident; it is always the result of high intention, sincere effort, intelligent direction, and skillful execution; it represents the wise choice of many alternatives." I am a full-stack developer with extensive experience building modern, scalable, and high-performance web applications. From frontend user experiences to backend architecture, APIs, databases, cloud infrastructure, and deployment pipelines, I provide end-to-end development solutions tailored to business needs. My expertise includes designing and developing responsive web applications, integrating third-party services, optimizing performance, troubleshooting complex technical issues, and maintaining reliable production environments. I focus on writing clean, maintainable code and delivering solutions that are robust, scalable, and built for long-term success. I take pride in clear communication, attention to detail, and delivering projects on time. I am committed to providing exceptional service and going the extra mile to ensure every client is satisfied with the final result. My reputation is built on reliability, professionalism, and consistently delivering high-quality work.

Hi ! I'm Gowtham Raj , a Professional Full Time Freelancer in Freelancer.com with 7+ years of Experience in Programming. Combined with my B.E in Computer Science and Engineering I can solve the below mentioned Programming languages task. Apart, from this I am having 2 years of Experience in Branding and Data Entry Works. ✅ 5-start rated freelancer , specialized in C, C++, JAVA, PYTHON and Mulesoft PROGRAMMING LANGUAGES: - C Programming - C++ Programming - Java - Java FX - Python - SQL - MY SQL ADVANCED & SPECIALIZED PROJECTS: - Bot Development Projects - AI-Related Projects - Block Chain Projects BRANDING: - Naming the Organization / Brand - Suggesting the Slogans WHY CHOOSE ME OVER OTHER FREELANCERS? ✅ Client Reviews: I focus on providing VALUE to all of my Clients and Earning their TRUST. The Client Reviews and Feedback on my Profile are immensely important to me and the value that I provide. ✅ Over-Delivering: This is core to my work as a Freelancer. My focus is on GIVING more than what I expect to RECEIVE. I take pride in leaving all of my Clients saying "WOW" ✅ Responsiveness: Being extremely responsive and keeping all lines of communication readily open with my Clients. ✅ Communication: I will provide proper communication and I expect the same from my client. You can ask update at anytime regarding the work because I will be doing your work NO outsourcing here. If you're looking for a good programmer with quick turn around then I'm the guy you need. Kindly send me a message through Freelancer, either via message or with the “Hire Me Now” button. Thanks for taking the time to read through my profile, and I hope to speak with you soon!

⭐⭐⭐⭐ 100% REAL FEEDBACK (REVIEWS) FROM BUYERS ⭐⭐⭐⭐ Full-Stack Development Team | AI, Web, Mobile & Enterprise Solutions I build scalable, high-quality software with a strong focus on performance, maintainability, and clean architecture. **Core Expertise** * **Web Development:** React, Next.js, Node.js, PHP, Laravel, Python, Django, WordPress, Vue.js, TypeScript, JavaScript * **Mobile Apps:** React Native, Flutter, Android (Kotlin), iOS (Swift) * **AI & Automation:** OpenAI, Claude, Gemini, LLM integrations, RAG, LangChain, AI Chatbots, Prompt Engineering, NLP, OCR, Generative AI * **API Development & Integrations:** REST APIs, GraphQL, Stripe, PayPal, Razorpay, Twilio, SendGrid, and third-party integrations * **Cloud & DevOps:** AWS, Docker, Kubernetes, CI/CD, Nginx, Linux, Cloudflare, Azure * **E-Commerce & Business Solutions:** Shopify, WooCommerce, Magento, OpenCart, Odoo, CRM, ERP, SaaS Platforms * **Databases:** MySQL, PostgreSQL, MongoDB, Redis, Elasticsearch, MariaDB, SQLite, Microsoft SQL Server * **Trading & FinTech:** MetaTrader 4/5, MQL4/MQL5, Pine Script, NinjaTrader, Trading Bots, Strategy Automation, Backtesting * **Automation & Data:** Workflow Automation, Google Sheets, Dashboard Development, Business Analytics, Data Integration I believe in understanding business requirements first, writing clean and maintainable code, delivering reliable solutions, and keeping clients updated with clear communication throughout every stage of the project.

My experience and skills will bring delight to you. I have valuable and practical experience in Mobile Native & Hybrid Developing. While working on a project, I focus on the clients' needs and requirements, and support some good idea. My goal is building good and long term relationship by offering what you need Skills * Native Android/ iOS : JAVA, Kotlin, Swift, Objective-C * Hybrid Mobile Apps : React Native , Ionic * Google Maps Api * Payment Gateway Integration * Push Notifications * Geolocation

I am a Full-Stack Senior Developer with over 10 years of experience in building robust, scalable, and high-performance web applications. I hold a Bachelor's degree in Computer Science and work as a full-time freelancer. Before transitioning into freelancing, I gained valuable experience working with leading IT firms. I began my career as a PHP developer 10 years ago, and over time, I expanded my expertise into modern open-source and JavaScript-based technologies. For the past 3 years, I have been actively working with Laravel, CodeIgniter, React.js, Next.js, Vue.js, Angular, Node.js, Strapi, Supabase, and Sanity, helping clients build end-to-end solutions. I specialize in designing, developing, and deploying complete applications—starting from the system architecture and UI/UX considerations to backend development, integrations, and production deployment. Coding is my passion, and I take pride in building clean, optimized, and efficient applications. I enjoy working on exciting and challenging projects, and I’m confident that my technical expertise, problem-solving mindset, and full-stack experience allow me to deliver high-quality results every time. For a detailed overview of my past work and project history, please refer to my portfolio.

⭐ 15+ Years Building Scalable SaaS, AI & Enterprise Applications ⭐ Trusted by startups, founders & growing businesses worldwide ⭐ End-to-end development: Strategy → Design → Development → Launch → Support We help startups and businesses turn ideas into reliable, scalable software products. Our team specializes in AI-powered applications, SaaS platforms, custom web/mobile apps, automation systems, cloud infrastructure, and scalable backend architecture. What We Specialize In AI & Automation ✅ ChatGPT & OpenAI Integrations ✅ AI Agents & LLM Applications ✅ Workflow Automation ✅ AI-Powered SaaS Products ✅ Recommendation & Analytics Systems ✅ OCR, NLP & Data Processing Web & SaaS Development ✅ Custom SaaS Platforms ✅ React.js / Next.js Applications ✅ Node.js / PHP / Python Development ✅ MERN / MEAN / LAMP Stack ✅ Firebase / MongoDB / PostgreSQL / MySQL ✅ Admin Panels & Dashboards Mobile App Development ✅ React Native ✅ Flutter ✅ Native Android & iOS ✅ Cross-platform Mobile Apps Cloud & DevOps ✅ AWS / GCP / Azure ✅ CI/CD Pipelines ✅ Docker / Kubernetes ✅ Scalable Cloud Infrastructure ✅ Performance Optimization & Security Industries We Have Worked With ✔ AI & Automation ✔ Healthcare ✔ FinTech & Banking ✔ E-commerce ✔ Real Estate ✔ On-Demand Platforms ✔ Blockchain & Crypto ✔ Social Networking ✔ Business Analytics ✔ Education & EdTech Why Clients Work With Us ✔ Clear communication and fast response times ✔ Structured development process ✔ Long-term technical support ✔ Focus on scalability and business goals ✔ High-quality, maintainable code ✔ Agile project execution with regular updates Our Development Process 1. Discovery & Planning We understand your goals, define requirements, identify risks, and create a realistic roadmap. 2. UI/UX & Prototyping We create wireframes and mockups to validate the product flow before development begins. 3. Development & Testing Agile-based development with continuous testing, progress tracking, and transparent communication. 4. Deployment & Launch We handle deployment, optimization, security checks, and production readiness. 5. Ongoing Support Post-launch maintenance, improvements, bug fixes, and scaling support. Technologies AI/LLM, OpenAI, ChatGPT, Claude, Python, Node.js, PHP, Java, React.js, Next.js, React Native, Flutter, Firebase, MongoDB, PostgreSQL, MySQL, AWS, Azure, GCP, Docker, Kubernetes, DevOps, CI/CD If you are looking for a reliable technology partner to build, scale, or modernize your product, let’s discuss your project.

🚀 100+ mobile apps successfully published on the App Store & Google Play 🖥️ 10+ years of professional software development experience 📱 Expert in Flutter, Android, iOS, Full-Stack & AI-powered applications I help startups and businesses turn ideas into scalable digital products - from MVPs to production-ready applications used by thousands of users. Whether you're building a new product or improving an existing one, I can take ownership of the entire development process, including architecture, UI/UX collaboration, backend development, deployment, analytics, and long-term maintenance. What I Build Mobile Apps (Flutter, Android, iOS) SaaS Platforms CRM & Business Management Systems AI-Powered Applications Marketplace Platforms Healthcare & Fitness Apps Booking & Scheduling Systems Social Networking Apps Enterprise Business Solutions - Mobile Development Flutter (BLoC, Riverpod, Provider) Dart Native Android (Kotlin) Native iOS (Swift) Cross-platform architecture Clean Architecture & MVVM Performance optimization Responsive UI Offline-first applications Push Notifications In-App Purchases Deep Linking Google Maps Camera, QR & NFC integrations App Store & Google Play publishing -Backend & Web Java Spring Boot Python React Next.js REST APIs PostgreSQL MySQL Firebase Supabase Docker Cloud Architecture Authentication & Authorization Third-party API integrations - Firebase Expertise I have extensive experience building applications with Firebase, including: Authentication Firestore Cloud Functions Cloud Messaging (FCM) Crashlytics Analytics Remote Config Storage Realtime Database - AI Development Modern products need more than just great code - they need intelligent features. I build AI-powered solutions using: OpenAI Claude Gemini AI Chatbots AI Assistants Prompt Engineering AI Automation OCR Speech-to-Text Text-to-Speech AI-powered content generation - Analytics & Subscription Growth I don't just develop apps - I help clients understand how users behave and how products generate revenue. My experience includes: RevenueCat Mixpanel AppsFlyer Firebase Analytics This allows you to understand: Where your users come from Which campaigns generate paying customers Subscription conversion rates Customer acquisition cost (CAC) Return on ad spend (ROAS) User retention and product performance - What You Can Expect ✅ End-to-end product development ✅ Scalable architecture built for growth ✅ Clean, maintainable, production-ready code ✅ Fast delivery using AI-assisted development workflows ✅ Clear communication and proactive problem solving ✅ Long-term technical partnership—not just another freelancer Over the past decade, I've worked with startups, growing businesses, and established companies, helping them launch products, improve existing platforms, and scale engineering teams. If you're looking for a developer who understands both the technical and business side of building successful software, I'd be happy to discuss your project.

I'm Martin, founder of Prutheus Software — a German software studio. On Freelancer you work with me directly: one senior engineer who takes your project from first idea to production and stays for the long run. WHAT I BUILD • Web platforms & dashboards — React, Next.js, Vue/Nuxt, TypeScript, Node.js, Python/FastAPI, PHP/Symfony • AI integration & workflow automation — OpenAI/GPT, DeepL, Azure AI, Apache Airflow, document processing, data enrichment • E-commerce — Shopware 6 (custom plugins, themes, B2B features), payment & ERP integrations, order-to-delivery automation • Mobile & cross-platform apps — React Native/Expo (one codebase for iOS, Android & web), Stripe subscriptions, offline-first PWAs • Data & backends — PostgreSQL, Supabase (Auth, RLS, Edge Functions), MongoDB, Redis, REST APIs, real-time sync • Deployment & operations — Docker, Kubernetes, Northflank, Vercel, CI/CD pipelines, zero-downtime deployments, monitoring with OpenTelemetry, Keycloak SSO SELECTED WORK → End-to-end digitalization of a food wholesaler: Shopware 6 B2B shop with 8 custom plugins, offline-capable delivery PWA for drivers, warehouse & pallet tooling, complaint management — 18 services in production → Multi-tenant ERP analytics platform: mirrors 14 JTL-Wawi ERP data sources into Supabase/Postgres with row-level security, live DHL & Dachser carrier tracking, PDF/CSV reporting — Next.js 15 on Vercel, scheduled sync jobs on Northflank → Cross-platform learning app: React Native/Expo shipped to iOS, Android and web from one codebase — spaced-repetition engine, exam simulations, Stripe freemium subscriptions, Supabase backend with 76 migrations → AI translation automation suite: Apache Airflow pipelines orchestrating DeepL/Azure AI machine translation, terminology sync and secure file exchange for industrial clients — containerized, running 24/7 HOW I WORK Clean architecture, typed code, tests, CI/CD and monitoring are standard — software you can still maintain in five years. Clear communication in fluent English and German, honest estimates, reliable delivery. GDPR-compliant handling of your data, German engineering standards. Available for new international projects — let's talk about yours.