John Rommel Octaviano

Software Architecture and System Design

• APIs & Protocols: REST, tRPC, GraphQL
• Build Tools & Monorepo Systems: Turborepo, Webpack, Vite
• Databases Management: MySQL, PostgreSQL, MongoDB, SurrealDB
• Operating Systems: Linux (Arch, Fedora, Debian), Android, WSL
• Developer Tooling: Vim, Neovim, LazyVim, Visual Studio Code, Eclipse, IntelliJ IDEA, Obsidian
• Terminal & Workflow Tools: tmux, Zellij, Kitty, Alacritty
• Browser & Debugging: Chrome DevTools

Full Stack Development

Backend Development

• Programming Languages: Go, JavaScript, TypeScript, Java, Python, PHP, Lua
• Runtime & Platforms: Node.js, Deno
• Frameworks & Libraries: Node.js, Express.js, NestJS, Fastify, Laravel, FastAPI
• Backend Platforms: Supabase, Neon, Firebase, AWS Amplify
• ORMs & Query Builders: Prisma, Mongoose, Drizzle, TypeORM
• Testing: Jest, Vitest, Playwright, Puppeteer, Postman, Insomnia

Frontend Development

• Libraries: React, React Native, Socket.IO, D3.js
• Frameworks & Meta-Frameworks: Next.js, Expo, Angular, T3 Stack
• State Management & Data: Redux, Zustand, React Query, React Router, React Hook Form
• Styling & UI Systems: Tailwind CSS, Material UI, Bootstrap, Sass, Styled Components, Mantine
• Build & Quality Tools: Vite, Webpack, Biome, ESLint, Prettier, Storybook
• Web Capabilities: Progressive Web Apps (PWA)

Cloud Native Engineering and Application Security

• Cloud Providers: AWS, Google Cloud, DigitalOcean, Vercel, Render, Netlify
• Containers & Deployment: Docker, Kubernetes, AWS (ECS, ECR, Fargate, EKS)
• Compute Services: AWS (EC2, Lambda, SAM)
• Storage & Content Delivery: AWS (S3, CloudFront), SES
• Networking & Connectivity: AWS (VPC: Subnets, Routing, NAT, Internet / Virtual Private Gateways)
• Application Integration & API Management: AWS (API Gateway)
• Infrastructure as Code: AWS (CloudFormation, CDK, SDK)
• CI/CD: GitHub Actions, AWS (CodeBuild, CodeDeploy, CodePipeline)
• Monitoring, Logging & Tracing: AWS (CloudWatch, X-Ray)
• Cloud Development & Simulation: LocalStack
• Shell Scripting: Bash
• Version Control: Git
• Package Management: npm, pnpm, Yarn, Nix
• Developer Networking Tools: ngrok

Blockchain Engineering

• Languages & Frameworks: Solidity
• Tools & Libraries: Foundry, Hardhat, OpenZeppelin
• Web3 & Client Libraries: Ethers, Viem, Wagmi, Web3, RainbowKit
• Platforms & Networks: Ethereum, Avalanche
• Infrastructure & RPC: Alchemy, Infura
• Oracles & Middleware: Chainlink
• Decentralized Storage: IPFS, Pinata