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GustavoKoglin/README.md

Gustavo Koglin

Product Engineer | Founder @ Foreign Technologies | Building AI-Powered Products, SaaS Platforms & Business Systems | 0→1 Product Development

Angular • React • TypeScript • Product Engineering • AI-Assisted Development • Cloud-Native Applications


Foreign Technologies Portfolio LinkedIn Email WhatsApp

About Me

export const gustavoKoglin: Profile = {
  role: "Frontend Software Engineer",

  focus: [
    "Angular v15+",
    "React",
    "TypeScript",
    "UX/UI",
    "WCAG Accessibility",
    "REST APIs",
    "Scalable Web Applications"
  ],

  frontend: {
    frameworks: [
      "React.js",
      "Angular v15+",
      "Next.js (hands-on / learning)",
      "Prototyping with Fimga
    ],
    languages: [
      "TypeScript",
      "JavaScript",
      "HTML5",
      "CSS3",
      "SCSS"
    ]
  },

  webAndGrowth: {
    seo: [
      "Technical SEO",
      "Metadata Optimization",
      "Semantic HTML",
      "Structured Data"
    ],
    performance: [
      "Core Web Vitals",
      "Lazy Loading",
      "Rendering Strategies",
      "Change Detection Optimization"
    ],
    analytics: [
      "Google Analytics",
      "Event Tracking"
    ]
  },

  apisAndIntegrations: {
    experience: [
      "REST APIs",
      "WebSockets",
      "OAuth 2.0",
      "Firebase Auth"
    ],
    integrations: [
      "Stripe",
      "Mercado Pago",
      "Enterprise Integrations"
    ]
  },

  architectureAndPerformance: {
    architecture: [
      "Modular Architecture (Angular / React)",
      "Scalable Frontend Systems",
      "Enterprise Frontend Architecture"
    ],
    optimization: [
      "Performance Optimization",
      "Lazy Loading",
      "Change Detection",
      "Rendering Optimization"
    ]
  },

  backend: {
    technologies: [
      "Node.js / Express (3+ years)",
      "ASP.NET Core (2+ years practical experience)",
      "Java (basic knowledge)",
      "Golang (basic knowledge)"
    ]
  },

  cloudAndDevOps: {
    infrastructure: [
      "Firebase",
      "Azure",
      "Google Cloud Platform",
      "AWS",
      "Vercel",
      "Netlify",
      "Heroku",
      "Fly.io"
    ],
    devops: [
      "CI/CD with GitHub Actions",
      "Docker",
      "ArgoCD (practical knowledge)",
      "Terraform",
      "Kubernetes"
    ],
    observability: [
      "Grafana",
      "Snyk",
      "Monitoring",
      "Observability"
    ]
  },

  databases: {
    sql: [
      "PostgreSQL (Supabase)",
      "MySQL",
      "SQL Server"
    ],
    nosql: [
      "Firebase Firestore",
      "Realtime Database",
      "Firebase Storage",
      "MongoDB (basic)"
    ]
  },

  uxAndProduct: {
    design: [
      "Figma",
      "Figma Make",
      "Interaction Design (UX)",
      "UI Design",
      "Accessibility (WCAG)"
    ]
  },

  aiAssistedDevelopment: {
    tooling: [
      "GitHub Copilot",
      "GPT-4/5",
      "Claude",
      "Gemini",
      "Cursor",
      "Google Antigravity"
    ],
    workflow: [
      "AI-driven development",
      "Code generation",
      "Workflow automation",
      "Debugging",
      "Productivity optimization"
    ]
  },

  currentlyBuilding: [
    "Enterprise SaaS Platforms",
    "Cloud-Native Applications",
    "AI-Powered Products"
  ]
} as const;

GitHub Analytics


Frontend Engineering Stack

Frontend

Angular React Next.js TypeScript JavaScript HTML5 CSS3 Tailwind CSS Bootstrap

AngularReactNext.jsTypeScriptJavaScriptSCSS


APIs and Backend

Node.js Express.js .NET C# Firebase Supabase Java Golang

REST APIsWebSocketsOAuth 2.0Firebase AuthStripeMercado Pago


Databases

PostgreSQL MySQL SQL Server MongoDB Firebase

PostgreSQLMySQLSQL ServerMongoDBFirestore


Cloud and DevOps

Azure Google Cloud Platform Docker Kubernetes GitHub Actions Git GitHub Vercel Terraform

CI/CDDockerKubernetesTerraformGitHub Actions


Observability and Security

Grafana Snyk

GrafanaSnykMonitoringObservability


UX UI and Performance

Figma Vite Webpack

WCAG AccessibilityDesign SystemsCore Web VitalsTechnical SEO


AI-Assisted Development

AI Driven DevelopmentAutomationCode GenerationDeveloper Productivity


Featured Enterprise Projects

Plataforma CMS

Enterprise CMS platform designed for scalable publishing workflows, SaaS ecosystems, and enterprise operations.

Highlights

  • Angular 20
  • Node.js and Express
  • Firebase ecosystem
  • Kubernetes ready architecture
  • GitOps with Argo CD
  • RBAC and MFA ready flows
  • Enterprise admin dashboard
  • CI/CD pipelines

Stack

AngularNode.jsExpressFirebaseDockerKubernetes

Links

🌐 https://www.foreigntechnologies.com.br/landing-pages/plataforma-cms

🚀 https://plataformacms.vercel.app/

🎥 https://youtu.be/dvE67gEmzvg


ProdSight

Modern Angular SaaS frontend for catalog management, analytics, and enterprise operations.

Highlights

  • Angular 21
  • Standalone Components
  • RBAC UI
  • Analytics dashboards
  • PDF, CSV, and XLSX exports
  • Multi language support
  • Responsive architecture

Stack

AngularTypeScriptRxJSChartsExport Services

Links

🌐 https://www.foreigntechnologies.com.br/templates/prodsight

🚀 https://prodsight.vercel.app/

🎥 https://youtu.be/j7yR4-KyIao


AgroTech

Enterprise React platform for agribusiness management and operational analytics.

Highlights

  • React 18 and TypeScript
  • AI ready architecture
  • Tactical dashboards
  • Fleet and telemetry management
  • Financial analytics
  • Multi tenant SaaS structure

Stack

ReactTypeScriptAnalyticsDashboard Systems

Links

🌐 https://www.foreigntechnologies.com.br/erps/agrotech

🚀 https://agrotech-ochre.vercel.app/

🎥 https://youtu.be/YaX7-ugvkIc


MedSys

Healthcare ERP frontend platform focused on scalable hospital and clinic operations.

Highlights

  • React 18
  • Tailwind CSS
  • Radix UI
  • Framer Motion
  • Adaptive RBAC dashboards
  • Telemedicine flows
  • EMR oriented UI

Stack

ReactTailwind CSSRadix UIFramer Motion

Links

🌐 https://www.foreigntechnologies.com.br/erps/medsys

🚀 https://medsys-erp.vercel.app/

🎥 https://youtu.be/HCMEY9Y6E2U


Professional Experience

WEX Brasil Tech

Software Development Engineer • Platform Engineering

Jun 2025 — Present

  • Platform engineering in high scale cloud environments
  • Automation initiatives impacting 9,000+ repositories
  • CI/CD standardization using GitHub Actions and Docker
  • Observability dashboards with Grafana
  • Distributed engineering collaboration
  • Platform scalability and reliability initiatives

Stack

JavaScriptShell ScriptGitHub ActionsDockerGrafana


Foreign Technologies

Software Engineer

Mar 2022 — Jan 2026

  • Built scalable frontend applications using Angular and TypeScript
  • Developed modular enterprise frontend architectures
  • Integrated REST APIs and payment systems
  • Built real time features with WebSockets
  • Used Firebase ecosystem for backend and infrastructure
  • Developed multilingual SaaS applications
  • Improved performance using lazy loading and rendering optimization

Stack

AngularTypeScriptFirebaseSupabaseStripe


Tata Consultancy Services (TCS)

Software Development Engineer

Apr 2023 — May 2025

  • Developed enterprise systems for Vale S.A.
  • Built Angular applications integrated with ASP.NET Core services
  • Worked with REST APIs and enterprise integrations
  • Applied technical SEO and performance optimization
  • Collaborated with cross functional engineering teams
  • Supported Petrobras projects during the final months

Stack

AngularTypeScriptASP.NET CoreREST APIs


Current Focus

Frontend Architecture UX/UI APIs Performance
Angular Scalable Systems WCAG REST APIs Core Web Vitals
React Modular Frontends Accessibility ASP.NET Core Lazy Loading
TypeScript Enterprise Apps Design Systems Firebase Technical SEO
Next.js SaaS Platforms Responsive UI Node.js Rendering Optimization

Frontend Engineer focused on performance, accessibility, scalability, and modern product development.

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