SJ

Work

Notable Projects

A selection of production and personal projects spanning AI, fintech, healthcare, and e-commerce.

AI / MLwork

Multi-Model AI Chat Platform

Scalable AI platform enabling users to interact with multiple LLMs via LangChain, with RAG pipelines, Ollama integration, and configurable agent workflows — architected as a shared internal service.

  • Multi-LLM routing via LangChain
  • Retrieval-Augmented Generation (RAG)
  • Shared service with minimal onboarding
  • Configurable agent workflows
LangChainRAGOllamaNext.jsTypeScriptNode.js
AI / MLwork

AI Chat with Real-Time Web Search

Production-grade AI chat app with Brave Search API integration, intent classification via Hugging Face Transformers, and dynamic domain-specific response cards for stocks, finance, and utilities.

  • Intent-based query routing
  • Real-time web search integration
  • Stock market & financial data cards
  • Transformer-based intent classification
Next.jsHugging FaceBrave Search APITypeScriptNode.js
Enterprisework

Internal Admin Portal (RBAC)

Centralized admin portal for all Enso products with granular role-based access control, giving sales, support, and operations teams efficient management of leads, users, and customer issues.

  • Granular role-based access control
  • Multi-product centralized portal
  • Team-specific dashboards
Next.jsRBACTypeScriptNode.jsPostgreSQL
FinTechwork

MintOak Fintech Platform

High-performance fintech platform with SSR/SSG optimization, reusable UI component libraries, and real-time data visualization dashboards — achieving 50% reduction in page load time.

  • 50% reduction in page load time
  • Real-time financial data visualization
  • Reusable design system components
Next.jsTypeScriptReact.jsSSRSSGDesign System
Healthcarepersonal

AHMU – Online Pharmacy

GPhC-regulated UK online pharmacy with NHS-compliant online consultations, prescription services, same-day delivery, and a linked online doctor clinic — built end-to-end with Next.js.

  • GPhC-regulated & NHS-compliant platform
  • Online doctor + pharmacist consultation flows
  • Same-day & express delivery system
  • Secure user auth & discreet checkout
Next.jsTypeScriptNode.jsMongoDBCloudFront
Healthcarepersonal

Fylde Clinic – Online Pharmacy

GPhC-regulated online pharmacy for 30+ conditions including weight loss (Mounjaro, Wegovy), sexual health, and hair loss — featuring a BMI calculator, Trustpilot integration, and a pharmacist-authored Health Hub.

  • GPhC registration No. 9012835 — fully regulated
  • BMI calculator for weight-loss eligibility
  • Health Hub with pharmacist-reviewed articles
  • Trustpilot & multi-payment gateway integration
Next.jsTypeScriptNode.jsTailwind CSS
E-Commercepersonal

One Store – E-Commerce Platform

Scalable full-stack e-commerce platform delivered via a Turbo Repo monorepo architecture, with seamless shopping experiences backed by Next.js, Nest.js, and MongoDB.

  • Turbo Repo monorepo architecture
  • Full-stack Next.js + Nest.js
  • Scalable product & order management
Next.jsNest.jsMongoDBTailwind CSSTurbo Repo