You will get an improved, refactored, or rebuilt website or platform
Project details
You will get a cleaner, more stable, and more scalable website or web platform. I help improve existing products through bug fixing, refactoring, feature upgrades, workflow cleanup, API integrations, dashboard improvements, and full or partial rebuilds when the original structure no longer works well.
This project is a good fit if you already have a website, dashboard, admin panel, client portal, SaaS product, or internal tool that needs stronger logic, better maintainability, or functional improvement. I work not only on implementation, but also on understanding the structure behind the system so the result is practical and sustainable.
If needed, I can work on architecture cleanup, performance issues, technical debt, broken flows, integration problems, and overall product restructuring.
This project is a good fit if you already have a website, dashboard, admin panel, client portal, SaaS product, or internal tool that needs stronger logic, better maintainability, or functional improvement. I work not only on implementation, but also on understanding the structure behind the system so the result is practical and sustainable.
If needed, I can work on architecture cleanup, performance issues, technical debt, broken flows, integration problems, and overall product restructuring.
Programming Languages
ASP.NET, TypeScript, C#Coding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$150
|
Standard
$450
|
Advanced
$1,200
|
|---|---|---|---|
| Delivery Time | 3 days | 7 days | 14 days |
Number of Revisions | 1 | 2 | 3 |
Number of Pages | 1 | 3 | 5 |
Design Customization | - | ||
Content Upload | - | - | - |
Responsive Design | - | - | |
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$50 - $200
Additional Revision
+$50
Additional Page
(+ 2 Days)
+$100About Sergey
Full-Stack Engineer | SaaS, Automation & Trading | System Architect
Atyrau, Kazakhstan - 4:40 am local time
My work includes SaaS platforms, custom web applications, dashboards, admin panels, client portals, CRM workflows, business automations, integrations, internal tools, and trading-related systems. I work both on new development and on improving existing products through feature upgrades, refactoring, architecture cleanup, workflow redesign, and functional expansion.
My background combines full-stack development, system architecture, automation, product thinking, and business understanding. I am especially useful when a client needs not just implementation, but a system that is structured correctly: business logic, workflows, data, integrations, maintainability, and scalability.
I work with technologies such as C#, .NET, ASP.NET, React, TypeScript, PostgreSQL, APIs, CRM integrations, and mixed technical environments depending on project needs.
I can help with SaaS products, business platforms, dashboards, admin systems, CRM automation, website rebuilds, trading systems, indicators, strategy tools, and product improvement at different stages.
Steps for completing your project
After purchasing the project, send requirements so Sergey can start the project.
Delivery time starts when Sergey receives requirements from you.
Sergey works on your project following the steps below.
Revisions may occur after the delivery date.
Review system and define approach
I review the current structure, goals, issues, and constraints before starting implementation.
Implement fixes or rebuild work
I complete the agreed improvements, refactoring, integrations, or rebuild tasks and prepare the result for review.