Antoni Kaminski

About

🔹 Overview I am a Full Stack Developer and AI Automation Architect specializing in building scalable, high-performance digital products across Healthcare, Dating, SaaS, and eCommerce industries. I design and deliver end-to-end platforms that combine modern web technologies, intelligent automation, and data-driven systems to help startups launch faster and scale efficiently. 🔹 Core Technologies • Frontend: React, Next.js, Vue.js, JavaScript, TypeScript • Mobile: React Native • Backend: Node.js, Python (Django), .NET, PHP, GO, Rust • CMS & eCommerce: WordPress, Shopify • Databases: PostgreSQL, MongoDB, MySQL, Firebase • Cloud & DevOps: Docker, CI/CD, REST APIs, scalable cloud infrastructure 🔹 AI & Automation ⚙️ AI assistant systems and automation workflows ⚙️ Data processing pipelines and recommendation engines ⚙️ AI-powered SaaS product architecture ⚙️ Intelligent business process automation 🔹 Blockchain Development ⛓ Smart contract development and integration ⛓ Web3 applications and decentralized platforms ⛓ Crypto wallet integrations and blockchain APIs ⛓ Token-based systems and decentralized data architecture 🔹 Trading Bot & FinTech Systems 📈 Algorithmic trading bot development 📈 Crypto exchange API integrations (automated trading strategies) 📈 Market data processing and signal automation 📈 Risk management systems and portfolio automation 🔹 Engineering Focus ✔ Clean, maintainable, and scalable system architecture ✔ Microservices and cloud-ready platforms ✔ High-performance web and mobile applications ✔ Secure, production-ready systems built for rapid startup growth 💡 I enjoy partnering with founders and teams to transform complex ideas into powerful, real-world technology products. 🤝 Let’s connect and build impactful technology together. 🚀

Experience

• Full Stack Developer | AI Automation Architect | Startup Growth · Contra02-01-2025

  Developed CerasHealth, an AI-driven healthcare platform using React Native, Next.js, NestJS and Firebase to deliver predictive diagnostics for 500k+ patients; architected a real-time AI automation pipeline with Python, Django and AWS Lambda processing millions of daily events; implemented CI/CD pipelines and infrastructure-as-code (Terraform) for zero-downtime deployments; built scalable microservices on AWS ECS/Fargate and dashboards in React/Node.js.

• Full Stack Web Developer · RabIt Solutions12-01-2022 – 2025

  Led a Next.js-powered e-commerce SaaS platform with Node.js microservices and Redis caching, processing 1M+ monthly orders across 50+ brands; designed real-time inventory syncing with WebSockets; developed REST/GraphQL APIs and admin dashboards; implemented CI/CD pipelines and deployed on AWS/Azure; optimized performance, reliability, and security.

• Full Stack Developer · Sixeleven Global Services04-01-2020 – 02-01-2022

  Built scalable web applications with React and Node.js across healthcare and fintech clients; implemented microservices, data pipelines, and cloud infrastructure; established CI/CD pipelines; delivered responsive dashboards and robust integrations with external APIs.

• Full Stack Developer · Leobit07-01-2018 – 04-01-2020

  Created front-end and back-end features using React, Node.js and TypeScript; integrated PostgreSQL and Redis; contributed to cloud deployments on AWS; implemented CI/CD and helped shape system architecture for scalable product lines.

• Frontend Developer · Pagepro05-01-2017 – 07-01-2018

  Designed a React + TypeScript marketing portal for 15 Fortune-500 clients, featuring dynamic A/B testing and a 35% higher conversion rate; built reusable component libraries with Storybook and collaborated on design systems.

Education

• The Hong Kong University of Science and TechnologyBachelor's Degree, Computer and Information Sciences and Support Services

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