I am an experienced AI SaaS Developer and Full Stack Developer who specializes in building scalable AI-driven SaaS platforms, backend systems, and end-to-end products that work in production, not just prototypes. I work with founders, startups, and product teams who need AI-powered features, scalable backend systems, and full stack applications that can handle real users, complex workflows, and business logic without breaking as they grow. My expertise includes Python (FastAPI, Django), React, Node.js, API integrations, AI agents, automation systems, and SaaS development. I focus on building reliable, production-ready systems with strong architecture, clean APIs, and scalable infrastructure. 𝗦𝗲𝗹𝗲𝗰𝘁𝗲𝗱 𝗥𝗲𝘀𝘂𝗹𝘁𝘀: • IDEO Labs — Built an AI-driven workspace with RAG pipelines, multimodal content ingestion, and chat automation, helping secure $75M in VC funding and scaling to 10,000+ users. • Voxr.ai — Built AI-powered outbound voice SaaS integrated with ElevenLabs and NVIDIA, enabling sub-400ms latency and reducing SDR operational costs. • Chatley.ai — Developed AI voice automation systems that helped scale customer interactions and contributed to $1M+ in generated revenue. • StackFuse — Built AI-powered multichannel outreach systems across LinkedIn, Email, and WhatsApp with automation and lead scoring workflows processing millions of leads. • BrainScan Tumor Analyzer — Delivered a HIPAA-compliant medical imaging platform using Swin-UNETR for 3D brain tumor segmentation, achieving 98.7% accuracy and reducing analysis time by 80%. 𝗪𝗵𝗮𝘁 𝗜 𝗕𝘂𝗶𝗹𝗱: • AI SaaS platforms • AI Agents & Voice AI systems • Full Stack Web Applications • RAG Applications & LLM Workflows • Backend APIs & Integrations • SaaS Platforms & Dashboards • CRM & Workflow Automation • Client Portals & Admin Panels • Automation Systems 𝗞𝗲𝘆 𝗦𝗸𝗶𝗹𝗹𝘀: • AI SaaS Development • Full Stack Development • Python (FastAPI, Django) • React & Node.js • OpenAI API & LangChain • API Integration & Automation • Retrieval Augmented Generation (RAG) • Voice AI (ElevenLabs, Deepgram) • PostgreSQL, Redis, MongoDB 𝗛𝗼𝘄 𝗜 𝗪𝗼𝗿𝗸: As a Full Stack Developer, I take ownership of both frontend and backend systems to ensure everything works together smoothly. As an AI SaaS Developer, I focus on reliable, scalable AI features that work in real business environments, not just demos. I care about architecture, scalability, clean delivery, and measurable business outcomes. If you are building an AI platform, SaaS product, automation system, or scalable web application, let’s connect.

I provide Python (Django, Flask, FastAPI), ML, AI, MERN and NodeJS based web and software development for startups, enterprises and individuals. I can help if you are looking for a reliable developer or technical partner to make your business work. For the last 6+ years, I have been providing the following services: ✅ Python/MERN development ✅ Backend Development & Real-Time Communication ✅ Web app development ✅ API development and integration ✅ POC and MVP development ✅ Cloud development Working worldwide I’ve mainly worked on following industries: 🔸 Software / AI SaaS 🔸 Healthcare 🔸 eCommerce or Retail 🔸 Fintech 🔸 Manufacturing 🔸 Real Estate 🔸 E-sport My main tech skills: ☑️ Python / NodeJS ☑️ Payment Integration (Stripe, Paypal, Authorize.net etc) ☑️ ML, AI, Deep learning ☑️ Django / Django REST ☑️ Flask / FastAPI / ExpressJS ☑️ ReactJS / NextJS / Tailwind / Bootstrap ☑️ PostgreSQL / MySQL / MongoDB ☑️ Celery / Redis ☑️ Docker / Serverless ☑️ Cloud (AWS, GCP, DigitalOcean, Heroku) Let's embark on this journey together and achieve great things. Let's meet and work together.

The market doesn't wait. Neither does my code. I specialise in building live algorithmic trading infrastructure — execution backends, options signal engines, and broker integrations that run unsupervised in production. My systems are built to survive forced reboots, API failures, and market chaos without human intervention. If it touches live money, it has to be right the first time. Recent work: - Live Options Signal Engine — Built a 19-module, event-driven scanner processing real-time equities and OPRA options data via Polygon, with a proprietary scoring model, ATR-based stop/target logic, Supabase state persistence, and rate-limit-aware webhook delivery to Discord and Telegram. Zero signal drops under high-volume market-open conditions. - Broker Execution Bots — Automated execution systems integrated with IBKR, Charles Schwab, and Angel One, handling live order placement, margin requirements, dynamic lot scaling, P&L tracking, and full crash recovery across large multi-ticker portfolios. - Quantitative Strategy & Backtesting — Pine Script strategies with dynamic bracket orders, breakeven automation, and trailing stops. Backtrader engines producing QuantStats tearsheets with Sharpe ratios, drawdown analysis, and daily returns. - Risk Architecture Audits — Quantitative framework reviews covering Monte Carlo methodology, survivability analysis, and live deployment readiness. Credentials: - PCPP1 & PCAP Certified · Flask open-source contributor (PR #5722) · Top Rated · 100% Job Success Score If you're building live trading infrastructure and need an engineer who understands both the code and the market mechanics — send me a message.

I’m a Senior Full Stack Developer with extensive experience designing and building scalable web applications, SaaS platforms, high-performance APIs, and enterprise-grade systems using modern backend and frontend technologies. I specialize in Python (Django), Node.js, Express.js, and React.js ecosystems, delivering production-ready applications with clean architecture, optimized performance, and long-term maintainability. I help startups, SaaS companies, and enterprises build robust systems from MVP to large-scale production environments. Backend Development (API & Scalable Systems) • Python, Django, Django REST Framework (DRF) • Node.js, Express.js, REST APIs & GraphQL API development • Backend architecture design for SaaS & enterprise applications • Microservices architecture & modular backend systems • Authentication & authorization (JWT, OAuth2, RBAC) • High-performance API development & optimization • Background jobs & task queues (Celery, Redis, BullMQ) • Payment integrations (Stripe, PayPal, subscriptions, billing systems) • Real-time backend systems (WebSockets, event-driven architecture) Frontend Development (Modern UI & Scalable Apps) • React.js, Next.js, TypeScript, JavaScript (ES6+) • Redux, Zustand, Context API state management • Responsive UI development & pixel-perfect implementation • Tailwind CSS, Bootstrap, SASS/SCSS • Material UI / Ant Design component libraries • Figma to production-ready UI conversion • SEO-friendly Next.js applications & SSR/SSG optimization Database & System Architecture • PostgreSQL, MySQL, MongoDB • ORM tools: Django ORM, Sequelize, Prisma • Database design, indexing & query optimization • Scalable system architecture (Monolith, Microservices, Event-driven systems) • Caching strategies using Redis & CDN optimization • High-traffic system design & performance tuning DevOps & Deployment • Git, GitHub, CI/CD pipelines • Docker containerization & deployment • AWS / cloud deployment (EC2, S3, basic architecture) • Linux server management & application hosting • Agile tools: Jira, Trello, Asana What I Can Build for You • SaaS platforms (multi-tenant applications, subscription systems) • REST & GraphQL API backends • Scalable web applications & enterprise dashboards • CRM, ERP & internal business tools • Real-time applications (chat, notifications, live updates) • E-commerce platforms & custom backend systems • MVP development for startups & rapid prototyping • Legacy system modernization & refactoring What Sets Me Apart ✔ Strong focus on scalable backend architecture & system design ✔ Clean, maintainable, production-ready codebase ✔ Expertise in both frontend + backend full-stack delivery ✔ Strong debugging, performance tuning & optimization skills ✔ Experience with startup MVPs to enterprise-scale systems ✔ Clear communication, fast delivery & reliable long-term support I build secure, scalable, and production-grade full stack applications designed for performance, growth, and long-term stability. If you’re looking for a developer who can handle both complex backend systems and modern frontend applications, I can help you bring your product to life.

I help businesses automate workflows, build reliable APIs, and deploy scalable cloud applications. Whether you need custom Python APIs, serverless backend systems, or smart workflow automation using n8n, I design and deploy fast, stable, and maintainable solutions — optimized for performance, scalability, and cost efficiency. My Core Expertise • Backend Development: Python, FastAPI, Django, REST APIs, GraphQL • Automation & Workflows: n8n, custom integrations, data scraping, scripting • Cloud & DevOps: AWS (Lambda, API Gateway, CloudWatch), Docker, CI/CD pipelines • Web Applications: React, HTML5, CSS, JavaScript • Data Engineering: Web scraping, Selenium automation, ETL pipelines Recent Projects • Built an encrypted Flutter + Firebase chat app with role-based access • Automated booking and payments system with 99.9% uptime • Deployed multi-step n8n workflows for lead management and email automation • Developed custom bots that save 20+ hours/week in manual operations Why clients hire me Strong focus on automation, reliability, and cost-effective scaling Experience with AWS Serverless architecture & observability tools Proven record of on-time delivery and long-term maintainable systems Clear communication and proactive problem-solving Let’s connect to discuss how I can help you automate workflows, build resilient APIs, or launch your next scalable cloud app.

I am an experienced AI Engineer with over six years of professional expertise, working with companies worldwide to develop high-quality products and drive innovation. Throughout my career, I have taken on leadership roles, guiding teams in delivering impactful solutions. My core expertise lies in Large Language Models (LLMs), where I have extensive experience in fine-tuning, running open-source LLMs, building Retrieval-Augmented Generation (RAG) pipelines, designing knowledge graphs, and implementing vector databases. I have successfully developed over 50 projects utilizing LLM applications, including advanced voice-enabled chatbot systems that deliver seamless conversational experiences. In addition to my LLM expertise, my academic background includes a Master’s research thesis on Diffusion Models for context-based image generation. This has given me a deep understanding of generative computer vision models and their applications, allowing me to work on cutting-edge solutions in the domain of generative AI. My research and hands-on experience enable me to tackle complex challenges in both AI and computer vision. I am also an AWS Certified Cloud Engineer with significant experience in deployment and cloud management, ensuring scalable and efficient solutions for businesses. Over the course of my career, I have developed more than 200 projects and collaborated with over 20 companies, gaining expertise across a wide range of technologies, including but not limited to Java, C++, SQL, Theano, Go, and R. This diverse experience has equipped me with the versatility and technical depth to deliver exceptional results on projects of any scale and complexity.

Within the realm of back-end development, automatic deployment, database management and software engineering, I'll make systems that work. Core stack: Python + FastAPI async SQLAlchemy Pydantic v2 pytest + httpx GitHub Actions Docker Render deploy SQLite (dev) / PostgreSQL (prod) (I go by Arvin Nick, and I will highly appreciate it if you can call me that)

I am a Senior Full-Stack Developer with 12+ years of experience building production-grade SaaS platforms, AI-powered applications, and high-traffic web systems. I work across the full stack, delivering modern frontend interfaces, reliable backend services, and intelligent features powered by LLMs. I focus on clean architecture, maintainable code, and systems that perform well under real-world conditions. 𝐂𝐨𝐫𝐞 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞: 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: SaaS Development, Web Application Development, System Design, Distributed Systems, Microservices, Monolith Architecture, Clean Architecture. 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝: React, Next.js, Vue.js, Angular, TypeScript, JavaScript, HTML5, CSS3, Tailwind CSS, Redux, Zustand, SSR, CSR. 𝐁𝐚𝐜𝐤𝐞𝐧𝐝: Node.js, NestJS, Express.js, Python, Django, Flask, FastAPI, RESTful Services, Event-Driven Architecture. 𝐀𝐈 / 𝐌𝐋: Deep Learning, LLM, RAG, Chatbot Development, Conversational AI, Agentic AI, Prompt Engineering, NLP, OpenAI API, Gemini API, Claude, Hugging Face, LangChain, LangGraph. 𝐀𝐏𝐈𝐬 & 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬: API Development, REST APIs, GraphQL, WebSockets, OAuth 2.0, JWT, Third-Party Integrations, Webhooks, Payment Integrations (Stripe), Messaging APIs (Twilio). 𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬: AWS, Azure, GCP, Docker, Kubernetes, CI/CD, DevOps, Terraform, Infrastructure as Code (IaC), Serverless, Lambda, ECS, Cloud Deployment. 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬 & 𝐃𝐚𝐭𝐚: PostgreSQL, MySQL, MongoDB, Redis, DynamoDB, SQL, NoSQL, Data Modeling, Data Pipelines, ETL, Data Engineering, Query Optimization. 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐏𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞: Automation, Workflow Automation, Background Jobs, Queue Systems (BullMQ, Celery), Performance Optimization, Scalability, Monitoring, Logging. 𝐈 𝐂𝐚𝐧 𝐇𝐞𝐥𝐩 𝐖𝐢𝐭𝐡: SaaS platforms and full-stack web applications AI-powered tools, chatbots, and automation systems API-first architectures and third-party integrations Data-driven dashboards and real-time systems Cloud-based and high-availability applications 𝐖𝐡𝐲 𝐇𝐢𝐫𝐞 𝐌𝐞: Write production-ready, maintainable code Work within existing codebases and ship features quickly Communicate clearly with structured updates Take ownership from development to deployment 💬𝐅𝐫𝐞𝐞 𝟏𝟓-𝐦𝐢𝐧 𝐜𝐨𝐧𝐬𝐮𝐥𝐭𝐚𝐭𝐢𝐨𝐧 𝐭𝐨 𝐝𝐢𝐬𝐜𝐮𝐬𝐬 𝐲𝐨𝐮𝐫 𝐩𝐫𝐨𝐣𝐞𝐜𝐭. 𝐂𝐥𝐢𝐜𝐤 “𝐈𝐧𝐯𝐢𝐭𝐞 𝐭𝐨 𝐉𝐨𝐛” 𝐚𝐧𝐝 𝐥𝐞𝐭’𝐬 𝐭𝐮𝐫𝐧 𝐲𝐨𝐮𝐫 𝐯𝐢𝐬𝐢𝐨𝐧 𝐢𝐧𝐭𝐨 𝐫𝐞𝐚𝐥𝐢𝐭𝐲.

Full-stack/blockchain developer with over 4 years of working experience. Tech Stack: •Python, Django, Django Rest Framework, Tornado, Pydantic, FastAPI, NLP •Selenium, Playwright, Web Scraping •C#, .NET, ASP.NET MVC •PostgreSQL, MongoDB, SQL Server, Firebase •JavaScript, Typescript, Node.js •REST API, GraphQL •HTML, CSS, Tailwind CSS •AWS, Docker, Heroku, Kubernetes, Redis •Pytest, Nock, Chai •Vue.js, React.js, Next.js •Solidity, Truffle, OpenZeppelin •Unity •NinjaTrader, PineScript, MetaTrader4

🚀 𝐋𝐚𝐮𝐧𝐜𝐡 𝐌𝐕𝐏𝐬 𝟏𝟎𝐱 𝐅𝐚𝐬𝐭𝐞𝐫 & 𝟓𝐱 𝐌𝐨𝐫𝐞 𝐂𝐨𝐬𝐭-𝐄𝐟𝐟𝐞𝐜𝐭𝐢𝐯𝐞 | 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐍𝐨-𝐂𝐨𝐝𝐞 & 𝐀𝐈-𝐏𝐨𝐰𝐞𝐫𝐞𝐝 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐰𝐢𝐭𝐡𝐢𝐧 𝟕 𝐝𝐚𝐲𝐬 I help founders and startups go from idea to a working AI-powered product in weeks, not months. 𝗣𝗿𝗼𝘃𝗲𝗻 𝗥𝗲𝘀𝘂𝗹𝘁𝘀 • E-commerce startup: Built a full marketplace MVP in 3 days, helping secure $500K in seed funding. • FTSE 100 company: Delivered an internal AI dashboard in 5 days, replacing a 6-week engineering backlog. • Ed-tech platform: Shipped an AI-powered learning system in 1 week. • Multiple startups: Launched production-ready SaaS products in days instead of months using AI-assisted development and vibe-coding workflows. I am an AI Engineer and Founder of an AI-Powered App Agency specializing in rapid SaaS MVP development, AI products, and startup execution. I build products using a hybrid approach that combines traditional engineering, AI-assisted coding, and modern vibe-coding platforms. This lets founders validate ideas faster, reduce development costs, and reach users sooner without sacrificing scalability. 𝐋𝐨𝐯𝐚𝐛𝐥𝐞 𝐝𝐞𝐯, 𝐁𝐨𝐥𝐭 𝐧𝐞𝐰, 𝐑𝐞𝐩𝐥𝐢𝐭 𝐀𝐠𝐞𝐧𝐭, 𝐂𝐮𝐫𝐬𝐨𝐫, 𝐖𝐢𝐧𝐝𝐬𝐮𝐫𝐟, 𝐂𝐥𝐚𝐮𝐝𝐞 𝐂𝐨𝐝𝐞, 𝐯𝟎 𝐛𝐲 𝐕𝐞𝐫𝐜𝐞𝐥, 𝐁𝐚𝐬𝐞𝟒𝟒, 𝐚𝐧𝐝 𝐆𝐞𝐦𝐢𝐧𝐢 𝐂𝐋𝐈 What I Build • AI-powered SaaS MVPs • AI agents and copilots • Chatbots and workflow automation • Subscription platforms with Stripe • Internal tools and dashboards • Voice and multimodal AI applications • RAG systems and knowledge assistants • Marketplaces and directories • Business automation platforms • Custom CRM and ERP solutions AI & LLM Expertise Models and Platforms • 𝐎𝐩𝐞𝐧𝐀𝐈 𝐆𝐏𝐓-𝟒, 𝐆𝐏𝐓-𝟒𝐨, 𝐑𝐞𝐚𝐥𝐭𝐢𝐦𝐞 𝐀𝐏𝐈 • 𝐀𝐧𝐭𝐡𝐫𝐨𝐩𝐢𝐜 𝐂𝐥𝐚𝐮𝐝𝐞 • 𝐆𝐨𝐨𝐠𝐥𝐞 𝐆𝐞𝐦𝐢𝐧𝐢 • 𝐆𝐫𝐨𝐤, 𝐃𝐞𝐞𝐩𝐒𝐞𝐞𝐤 • 𝐅𝐥𝐮𝐱 𝐚𝐧𝐝 𝐒𝐭𝐚𝐛𝐥𝐞 𝐃𝐢𝐟𝐟𝐮𝐬𝐢𝐨𝐧 • 𝐄𝐥𝐞𝐯𝐞𝐧𝐋𝐚𝐛𝐬 𝐚𝐧𝐝 𝐀𝐬𝐬𝐞𝐦𝐛𝐥𝐲𝐀𝐈 AI Systems • Retrieval-Augmented Generation • AI agents and multi-agent workflows • Prompt engineering and orchestration • Tool calling and memory systems • Semantic search and evaluation pipelines Vector Databases • Pinecone • Weaviate • Chroma • Qdrant AI Frameworks • 𝐋𝐚𝐧𝐠𝐂𝐡𝐚𝐢𝐧 • 𝐋𝐚𝐧𝐠𝐆𝐫𝐚𝐩𝐡 • 𝐋𝐥𝐚𝐦𝐚𝐈𝐧𝐝𝐞𝐱 • 𝐂𝐫𝐞𝐰𝐀𝐈 • 𝐀𝐮𝐭𝐨𝐆𝐞𝐧 • 𝐏𝐲𝐝𝐚𝐧𝐭𝐢𝐜𝐀𝐈 • 𝐃𝐒𝐏𝐲 Core Engineering Stack Frontend • React, Next js, Vue js, TypeScript • Tailwind CSS, Vite, Shadcn UI • React Native and Expo Backend • Python, FastAPI, Django, Flask • Nodejs, Expres js, NestJS • GraphQL and REST APIs Database & Infrastructure • PostgreSQL, MongoDB, Redis • Supabase, Firebase, MySQL • Docker, Kubernetes • AWS, Google Cloud, Azure • Vercel, Railway, Render, Cloudflare No-Code, Low-Code & Vibe Coding Stack AI Development & Coding • Lovable dev • Bolt new • Replit Agent • Cursor • Windsurf • Claude Code • v0 by Vercel • Base44 • GitHub Copilot • Gemini CLI • OpenHands Rapid Builders • 𝐁𝐮𝐛𝐛𝐥𝐞 • 𝐅𝐥𝐮𝐭𝐭𝐞𝐫𝐅𝐥𝐨𝐰 • 𝐖𝐞𝐖𝐞𝐛 • 𝐅𝐫𝐚𝐦𝐞𝐫 • 𝐖𝐞𝐛𝐟𝐥𝐨𝐰 • 𝐁𝐮𝐢𝐥𝐝𝐞𝐫 𝐢𝐨 • 𝐑𝐞𝐭𝐨𝐨𝐥 • 𝐀𝐩𝐩𝐬𝐦𝐢𝐭𝐡 Backend & Data Platforms • Supabase • Xano • Firebase • PocketBase • Convex • Neon • PlanetScale Automation & Agent Platforms • 𝐧𝟖𝐧 • 𝐌𝐚𝐤𝐞 • 𝐙𝐚𝐩𝐢𝐞𝐫 • 𝐏𝐢𝐩𝐞𝐝𝐫𝐞𝐚𝐦 • 𝐋𝐚𝐧𝐠𝐟𝐥𝐨𝐰 • 𝐅𝐥𝐨𝐰𝐢𝐬𝐞 • 𝐀𝐜𝐭𝐢𝐯𝐞𝐩𝐢𝐞𝐜𝐞𝐬 How I Ship Faster 1. Prototype products in days using Lovable, Bolt, v0, Replit Agent, and Cursor. 2. Connect databases, payments, and AI workflows with Supabase, Xano, Firebase, and n8n. 3. Replace generated code with custom engineering wherever scale, performance, or security requires it. 4. Iterate quickly using AI-assisted development and real user feedback. This approach consistently removes weeks or months from traditional development cycles while keeping products production-ready and scalable. The result: • Faster MVP launches • Lower engineering costs • More product experiments • Faster customer feedback • Investor-ready products • Scalable foundations from day one If you want to launch quickly, validate an idea, or build an AI-powered SaaS product using modern vibe-coding workflows and production-grade engineering, I'd love to help. Click "Invite to Job" or schedule a discovery call and let's turn your idea into a working AI-powered product.