Jacob Sloan

Detail-oriented Full Stack Web Developer with hands-on experience in building full-stack web applications and infrastructure using Next.js, TypeScript, Node/Express, and PostgreSQL. Proven track record of integrating third-party APIs and developing production-style projects, enhancing user engagement through improved usability and accessibility. Strong problem-solving skills and adaptability to new technologies, complemented by a passion for ethical hacking and resilient systems. Eager to leverage expertise in a collaborative environment to drive innovative solutions.

Mail Service Platform, Next.js, Prisma, PostgreSQL, Mailcow API, BTCPay, Built a Next.js (App Router, TypeScript) app for user registration, domain selection, and crypto payments via BTCPay Server (+ SideShift). Integrated Mailcow API to provision/deactivate mailboxes; fetched available domains (GET /api/v1/get/domain/all). Implemented secure cookie sessions, domain-scoped auth, and CORS rules for cross-subdomain calls. Containerized services, managed with Portainer and Nginx routing; tuned caching headers and CDN behavior. VPN Service MVP – “StealthWireVPN”, Next.js, Prisma, WireGuard, Ansible, Prototyped Mullvad-style ID-only login with subscription tiers (monthly/quarterly/semiannual/annual). Authored server setup automation and hardening scripts (WireGuard peers, firewall, SSH hardening); researched DDoS options. Designed payment/invoice flows, webhook handling, and user-facing dashboard. Discord Bot + Admin Dashboard – “AutoDoc/Zira”, Sapphire.js, Next.js, GraphQL, Prisma, Built a Next.js App Router dashboard with NextAuth (Discord OAuth) to manage guilds/roles. Implemented GraphQL for configuration APIs; added a persistent “save changes” UI and side-nav structure. Backed by PostgreSQL/Prisma, with role mappings and guild metadata caching. Mobile Terminal Platform – “HackTerm”, Flutter/Dart, Go, Kubernetes, Designed a Go backend + WebSocket gateway to spawn per-user container sessions on Kubernetes (microk8s). Implemented TTL session management, GC, and troubleshooting around kubeconfig, DNS, and cluster networking. Built a Flutter client for Android; investigated Gradle/Kotlin DSL build issues and CI build reliability. Payment Gateway Service, Next.js, Prisma, Implemented purchase/registration flows, server actions, and real-time invoice status updates. Integrated external services (Mailcow management, BTCPay invoices) with defensive error handling and retries.

ESLint, Prettier, Vitest, Jest basics, type-safe APIs, schema validation (Zod), bundle analysis, code splitting, image optimization, caching strategies (s-maxage, stale-while-revalidate), NextAuth, cookie flags (HttpOnly, Secure, SameSite=None, domain scoping), CORS with credentials

TypeScript, JavaScript, Python, PHP, Go (learning), Rust (learning), Bash, Zsh, Next.js (App Router), React, WordPress, TailwindCSS, ShadCN UI, SSR, ISR, VS Code, Prettier Code Formatter, ESLint, Node.js, Express, TypeGraphQL, REST APIs, WebSockets, PostgreSQL, Prisma ORM, Redis (caching), schema design, migrations, Docker, Docker Compose, Kubernetes (microk8s/k3s/kind), Nginx, Portainer, GitHub Actions, Vercel, OWASP basics, CORS, CSRF, session hardening, auth flows (NextAuth & cookies), CTF practice, Git, pnpm, cargo/cargo-release, zsh/oh-my-zsh, tmux, lint/format/test pipelines