// curriculum vitae

Rayan Sekkat

AI-Powered Full-Stack Developer · SaaS · Payments · DevOps

Seoul, South Korea — Open to Remoterayan.sekkat@gmail.com+82 010 2438 4499github.com/rayansekkatkrrayansekkat.com

// summary

Full-stack SaaS engineer with 4+ years shipping production software — from architecture to the first paying user. TypeScript/Next.js on the frontend, Python/FastAPI or NestJS on the backend, deployed on K8s or Vercel. Comfortable with LLMs, real-time systems, and payment integrations. I work end-to-end and own the outcome.

// core stack

Frontend

Next.jsReactAstroTanStackTailwindTypeScript

Backend

FastAPINestJSNode.jsRESTWebSocketsRedis

AI / ML

LLM (Mistral)OCRAsync workersRAG pipelines

Infra

DockerK8s / K3sGitHub ActionsGitLab CITerraformAnsibleVPS

Data

PostgreSQLRedisMinIO / S3Prisma ORM

Payments

Stripe IssuingStripe PaymentIntentsRevolut BusinessKakao Pay

// projects

Pont Factur-X

AI B2B SaaS — CEO & Sole Developer

99.9% OCR precisionSub-10s processingFull GDPR compliance

SaaS converting invoices to Factur-X (EN 16931) ahead of France's 2026 e-invoicing mandate. Servers in France, AES-256 encryption, Chorus Pro integration.

Next.jsFastAPIPostgreSQLOCRStripeDocker

Pick4Me

Delivery Marketplace — Lead Backend Dev & Website

<100ms WebSocket latency2 payment integrations99.9% VPS uptime

On-demand delivery platform with real-time chat + GPS tracking, multi-provider payments, push notifications, and Hetzner VPS deployment with Caddy reverse proxy.

NestJSSocket.IOStripe IssuingRevolut BusinessMapboxFirebase FCM

AI Portfolio

Personal — Sole Developer

Lighthouse 100i18n (FR/EN/KR)3D WebGL hero

This portfolio — custom design system, 3D canvas hero, multilingual, dark/light modes, and Framer Motion animations throughout.

Next.js 15React 19Three.jsFramer MotionTailwind v4

// experience

DevOps Engineer

STMicroelectronics
Jan 2024 — Dec 2024Remote / Korea
  • Automated CI/CD pipelines reducing deployment time by 60%
  • Managed Kubernetes clusters (K3s) for microservices orchestration
  • Infrastructure-as-code with Terraform + Ansible across multi-cloud environments
  • Monitoring & alerting with Prometheus, Grafana, and custom alerting rules

Full-Stack Developer & DevOps

UNYC
Sep 2020 — Sep 2023France
  • Built and maintained B2B SaaS platform (Next.js + FastAPI + PostgreSQL)
  • Integrated Stripe billing — subscriptions, invoices, webhook handling
  • Designed REST + WebSocket API serving 10k+ daily active sessions
  • Led frontend rewrite from legacy PHP templates to React/TypeScript

// education

Master's in Software Engineering

EPSI · 2018 — 2023

5-year program covering software architecture, DevOps, project management, and full-stack development.

// languages & learning

FrenchNative
EnglishC1 — Professional
KoreanBasic

Currently learning

RustBunAdvanced LLM tooling