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You will get admin dashboard, internal tool, or SaaS MVP

Sanghyeon L.Status: Offline
Sanghyeon L.
Preview image

Let a pro handle the details

Buy Custom Website Programming services from Sanghyeon, priced and ready to go.
Sanghyeon L.Status: Offline
Sanghyeon L.
Preview image

Let a pro handle the details

Buy Custom Website Programming services from Sanghyeon, priced and ready to go.

Project details

You will get a custom admin dashboard, internal tool, or SaaS MVP built for your business workflow.

I can help you create web-based dashboards, admin panels, CRM-style tools, reporting systems, user management screens, data tables, forms, charts, backend APIs, database integration, authentication, role-based access, and deployment-ready SaaS MVPs.

With over 10 years of experience as a full-stack and backend engineer, I have delivered 33+ projects across AI, fintech, commerce, GIS, blockchain, healthcare, data labeling, SaaS, and enterprise systems. My core stack includes React, Vue.js, Next.js, Java Spring Boot, Python, FastAPI, Node.js, PostgreSQL, Oracle, Redis, Docker, Kubernetes, AWS, and CI/CD.

This project is ideal for startups, agencies, and companies that need a practical engineer who can understand business requirements, design clean workflows, build reliable admin systems, and deliver a working product from idea to production.
Programming Languages
PHP, Java, TypeScript
Coding Expertise
Cross Browser & Device Compatibility, PSD to HTML, Design
What's included
Service Tiers Starter
$300
Standard
$900
Advanced
$1,800
Delivery Time 4 days 10 days 18 days
Number of Revisions
123
Number of Pages
103050
Design Customization
Content Upload
-
Responsive Design
-
Source Code
Optional add-ons You can add these on the next page.
Fast Delivery
+$150 - $700
Additional Revision
+$100
Additional Page (+ 2 Days)
+$100
Content Upload (+ 1 Day)
+$120
Responsive Design (+ 3 Days)
+$250

Frequently asked questions

Sanghyeon L.Status: Offline

About Sanghyeon

Sanghyeon L.Status: Offline
AI Apps, RAG Chatbots & Backend APIs | Spring Boot, Python, React,SaaS
Seoul, South Korea - 1:55 pm local time
I help startups, agencies, and companies build AI-powered web applications, RAG chatbots, backend APIs, admin dashboards, SaaS MVPs, and workflow automation systems.

I am a Senior Full-Stack Engineer and AI/Backend Developer with 10+ years of experience across AI, fintech, commerce, healthcare, blockchain, GIS, data labeling, and enterprise systems. I have led and delivered 33+ client projects from requirements analysis and architecture design to development, deployment, QA, and maintenance.

My core stack includes Java Spring Boot, Python, FastAPI, Django, Node.js, React, Vue.js, Next.js, PostgreSQL, PostGIS, Oracle, Redis, Docker, Kubernetes, AWS, and CI/CD.

I can help with:
- AI chatbot and RAG application development
- Backend API and database design
- Admin dashboard and internal tool development
- SaaS MVP development
- Business workflow automation
- Legacy system modernization
- Technical project management and architecture consulting

If you need a practical engineer who can understand your business requirements and deliver a working product, I can help you move from idea to production.

Steps for completing your project

After purchasing the project, send requirements so Sanghyeon can start the project.

Delivery time starts when Sanghyeon receives requirements from you.

Sanghyeon works on your project following the steps below.

Revisions may occur after the delivery date.

Requirement Review

I review your business goal, target users, required pages, data sources, roles, integrations, and expected workflow.

UI & Architecture Planning

I define the dashboard structure, user flows, database schema, backend APIs, permissions, and implementation scope.

Review the work, release payment, and leave feedback to Sanghyeon.