Zack – Node.js, React, Typescript

It's a local-first desktop automation tool that processes natural language commands, designed to automate desktop tasks such as file handling, app launching, and setting adjustments using voice or text input.

• Developed a local-first Leads Automation tool using Python and Ollama to process natural language commands.
• Deployed the DeepSeek R1 model locally to interpret user instructions and convert them into executable tasks.
• Implemented AI-driven screen content recognition to detect UI elements and trigger context-specific actions.
• Automated desktop tasks, including file management, app control, and system settings, via voice and text input.
• Ensured data privacy and low-latency performance by keeping all inference and execution on-device.
• Designed a modular architecture enabling seamless integration of new automation modules.
• Optimized model loading and resource utilization for efficient local operation.
• Added comprehensive logging and error-handling mechanisms for reliable execution.

It's a middleware app for Shopify that integrates third-party wholesale distributors, enabling e-commerce merchants to import, configure, and sync products directly from suppliers into their storefronts.

• Built a Shopify integration app connecting stores with a wholesale activewear supplier for seamless product import and sync.
• Designed a data ingestion pipeline to process supplier API data and display categorized products via a React UI.
• Implemented dynamic pricing with configurable rules, discount margins, and automated adjustments.
• Developed cron-based pipelines to sync inventory, pricing, and product updates across systems.
• Integrated Shopify Admin API and webhooks for real-time product, order, and fulfillment handling.
• Enabled two-way order and return sync using Spring Boot REST APIs.
• Added real-time notifications for supplier price changes to prompt pricing updates.
• Delivered a merchant portal for managing imports, stock, and returns from one interface.

It's a logistics management application that enables enterprise-level logistics companies to manage orders, track inventory, and handle fulfillment workflows.

• Built a logistics management app using React Admin and Node.js microservices within an Nx monorepo.
• Implemented Google Cloud Functions v2 (HTTP, Pub/Sub, Scheduler) for event-driven and background workflows.
• Integrated Firebase Firestore for real-time operations and maintained MongoDB for legacy data compatibility.
• Utilized Pub/Sub and message queues for asynchronous event handling and system decoupling.
• Connected ERP and e-commerce systems (e.g., Shopify, Pipe17) via REST APIs and webhooks for centralized order tracking.
• Enabled client-specific workflows using custom triggers and low-code tools like Pipedream.
• Deployed Cloudflare Workers and KV storage for low-latency edge computing.
• Applied CI/CD, modular monorepo, and cloud-native best practices for scalable, secure development.
• Delivered a multi-tenant logistics portal supporting real-time shipment tracking and third-party integrations.

It's a social media automation tool that allows users to compose, schedule, and post content across various platforms. It integrates AI to generate and enhance social media posts.

• Built a full-stack social media automation tool using Next.js and Nest.js.
• Integrated OpenAI APIs with prompt engineering to auto-generate and enhance post content, boosting quality and efficiency.
• Developed a custom scheduling engine for time-based and platform-specific publishing.
• Implemented AI-powered image generation and a visual preview tool simulating post layouts for each platform.
• Integrated YouTube Data API and transcription services to create interactive, ChatGPT-style video Q&A features.
• Delivered a seamless UX with real-time previews, autosave, and multi-step content workflows for creators and marketers.

It's an EHR platform designed to streamline patient care, treatment planning, and clinical workflows for oncology practices.

• Engineered modular .NET microservices for oncology workflows following SOLID principles and DDD.
• Designed and maintained SQL Server, PostgreSQL, and CosmosDB schemas for patient records, treatment plans, and clinical trials.
• Migrated legacy SOAP integrations to RESTful APIs with versioned Swagger documentation.
• Developed role-based ASP.NET MVC interfaces for clinical operations.
• Built responsive, secure web portals using React, Bootstrap, and Ant Design, ensuring HIPAA compliance.
• Initiated AI-assisted data cleaning with Gemini Flash to digitize handwritten oncology forms, improving accuracy.
• Collaborated with UI/UX teams on dashboards with D3.js and AmCharts for real-time insights.
• Mentored junior developers, documented reusable .NET patterns, and led refactoring sprints, improving code quality and onboarding.