Custom Software Development

Tailored Software Solutions for Scalable Businesses

How We Build with AI

We integrate AI into every stage of software development — delivering faster, with higher quality, at lower cost.

1. Requirements & Specs

AI helps turn ideas and specs into clear requirements, user stories and solid architecture.

2. AI-Assisted Coding

We build faster with AI — clean, consistent and well-documented code, reviewed at every step.

3. Automated Testing

AI-driven testing catches issues early and ensures reliability before every release.

4. Operate & Optimize

AI supports monitoring, optimization and maintenance so your product scales smoothly.

Every business is unique, and your software should be too.

TOT provides Custom Software Development designed specifically around your workflows, operational needs, and long-term growth strategy.

We deliver custom-built software that enhances productivity, automates processes, improves data accuracy, and creates sustainable competitive advantages for companies in Vietnam and worldwide.

With TOT, you get a solution that is purpose-built, performance-driven, and ready to scale.

Why Choose Custom Software Development?

Off-the-shelf software is often limited, rigid, and unable to support unique business processes.

Our software development services ensure that your system aligns perfectly with how your business actually operates.

Fully Customized Solutions

Software engineered to match your exact workflows, business rules, and operational needs.

High Performance & Seamless UI/UX

Fast, stable, and intuitive interfaces designed for efficient daily use across all devices.

Full Source Code Ownership

Your team gains complete control to update, expand, or integrate the system at any time.

Scalable & Integration-Ready Architecture

Easily integrates with CRM, ERP, HRM, API, cloud services, and other enterprise systems.

Custom Software Development Services We Offer

TOT provides custom enterprise software development services across a wide range of industries, helping organizations digitalize operations and accelerate growth.

Automotive

Dealer management, service scheduling, spare-part tracking.

Education

E-learning platforms, LMS, student management systems.

Retail & E-commerce

Omnichannel sales systems, CRM, order & inventory management.

Healthcare

Appointment systems, patient records, tele-health platforms.

Construction

Project management, resource planning, material tracking.

Enterprise & Corporate

Custom ERP, CRM, HRM, internal operation systems.

Process Implementation

Each step reaching the standard will lead to an expected result.

Step 1: Receipt

Note the problem
Identify needs
Industry knowledge of the partner
Risk analysis and solution proposal

Step 2: Solution

Market trend analysis
Develop comprehensive solutions
Define appropriate detailed features

Step 3: Design

Develop comprehensive UX solutions
Create project wireframes
Design a brand-reflective UI

Step 4: Development

Continuous software development using Agile
Regular and continuous testing
Weekly performance reports

Step 5: Testing

Regular and continuous testing
Production transitions to UAT ensuring passing of all tests
Report on testing results

Step 6: Release

Conduct alpha and beta testing
Implement CI/CD for the release process
Adhere to complex security standards

Step 7: Maintenance

Monthly system status reporting
Regular updates and minor improvements
Fixing arising security vulnerabilities

What Makes TOT Different?

TOT delivers more than just a software development service; we provide long-term digital solutions that grow with your business.

Customized Solutions

Tailored website features to meet your unique business needs.

Scalability

Develop flexible systems that grow with your business and adapt to future needs.

Increased Efficiency

Streamline processes and optimize workflows for maximum productivity.

Enhanced Security

Implement robust security features to protect sensitive data and operations.

Service Price

Standard Package

$ 2 400 per package
  • Deadline commitment:
    4 - 6 weeks
  • Website or Application:
    5 template
  • Standard UI/UX design
  • Integrate basic CMS (WordPress/Scapi)
  • Design compatible with mobile and desktop
  • Support for initial hosting setup
  • Data migration
  • API integration (online payment, third-party tools)
  • Compliance with WCAG 2.2
  • Advanced data analytics systems (Power BI, Tableau)
  • Multi-cloud deployment (AWS, Azure, Google Cloud)
  • Compliance with OWASP security standards.
  • Maintenance:
    3 months

From

Professional Package

$ 4 000 per package
  • Deadline commitment:
    8 - 12 weeks
  • Website or Application:
    15 template
  • Modern interface design with prototyping (Figma)
  • Integrate basic CMS (WordPress/Scapi)
  • Design compatible with mobile and desktop
  • Support for initial hosting setup
  • Data migration
  • API integration (online payment, third-party tools)
  • Compliance with WCAG 2.2
  • Advanced data analytics systems (Power BI, Tableau)
  • Multi-cloud deployment (AWS, Azure, Google Cloud)
  • Compliance with OWASP security standards.
  • Maintenance:
    6 months

From

Enterprise Package

Your Budget per package
  • Deadline commitment:
    >= 16 weeks
  • Website or Application:
    25 template
  • Modern interface design with prototyping (Figma)
  • Integrate basic CMS (WordPress/Scapi)
  • Design compatible with mobile and desktop
  • Support for initial hosting setup
  • Data migration
  • API integration (online payment, third-party tools)
  • Compliance with WCAG 2.2
  • Advanced data analytics systems (Power BI, Tableau)
  • Multi-cloud deployment (AWS, Azure, Google Cloud)
  • Compliance with OWASP security standards.
  • Maintenance:
    6 months

Depend on

Clients

Our Clients

We collaborates & develops alongside reputable industry-leading partners

Toyota - khách hàng của TopOnTech
Mazda - khách hàng của TopOnTech
Peugeot - khách hàng của TopOnTech
LG VINA - khách hàng của TopOnTech
Nhất Tín Logistics - khách hàng của TopOnTech
Kizuna - khách hàng của TopOnTech
Redsun - khách hàng của TopOnTech
Sembcorp - khách hàng của TopOnTech
California Fitness & Yoga - khách hàng của TopOnTech
Pebsteel - khách hàng của TopOnTech
ELSA Speak - khách hàng của TopOnTech
Remitano - khách hàng của TopOnTech
Timo - khách hàng của TopOnTech
Hoàn Mỹ - khách hàng của TopOnTech
SG Food - khách hàng của TopOnTech
Unilever - khách hàng của TopOnTech
Where WE DO

Case Studies

GAZ - dự án của TopOnTech

Gaz Vietnam Website

The Gaz Vietnam website is the company’s official information channel, built to showcase its capabilities, projects and development direction, while also serving as a centralized digital platform that effectively supports the company’s communications and content management.
✔︎ Website: https://gazglobal.vn/
✔︎ Industry: Automotive

Read more » Gaz Vietnam Website
SNA - dự án website của TopOnTech

SNA Website

The SNA website is the official information channel, acting as a bridge between the school, students and parents. The platform provides comprehensive information on academic programs, admission requirements, news and events, school activities and student life, along with scholarship programs and enrollment incentives, giving parents and students a clear overview of the educational opportunities at SNA.
✔︎ Website: https://sna.edu.vn/
✔︎ Industry: Education

Read more » SNA Website
AI Computer Vision

AI Computer Vision

The THACO Group website serves as the enterprise’s official communication channel, built to showcase its operational capabilities and hallmark projects, while supporting corporate communication and recruitment activities. Concurrently, it acts as a stable, highly manageable, and scalable digital platform, meeting THACO Group’s long-term operational and development needs.
✔︎ Website: https://thacogroup.vn/
✔︎ Industry: AI Camera

Read more » AI Computer Vision
Unicons - dự án của TopOnTech

Unicons Website

The Unicons website serves as the company’s official digital channel, showcasing its professional capabilities, featured projects, and supporting communication and recruitment activities. It acts as a stable, easily manageable, and scalable digital platform, meeting the long-term operational and development needs of Unicons.
✔︎ Website: https://unicons.vn/
✔︎Industry: Construction

Read more » Unicons Website
Thaco - dự án của TopOnTech

THACO AUTO Services App

The THACO AUTO Services App is the official mobile application of THACO AUTO, developed as a modern platform to help customers manage and maintain their vehicles. The application directly connects users with the authorized service network nationwide, optimizing the digital experience throughout the vehicle lifecycle. From routine maintenance to exclusive offers, every service you need is available in a single application.
✔︎ App Download: thaco.link/app/thacoauto/
✔︎ Industry: Automotive

Read more » THACO AUTO Services App
TOTO Website

TOTO Website

TOT launched a new website for TOTO Vietnam, showcasing its latest products and services. The user-friendly interface and detailed product information make it easy for customers to explore TOTO’s offerings.
✔︎ Website: www.vn.toto.com
✔︎ Industry: Retail

Read more » TOTO Website
hoàn mỹ website

Hoan My Website

The Hoan My website is the official website of Hoan My International Hospital System, one of the leading healthcare systems in Vietnam. On this website, users can learn about the services and medical specialties that Hoan My provides, as well as schedule online appointments and participate in attractive health promotion programs. With the mission of providing high-quality healthcare services, the Hoan My website is a trusted destination for everyone in their healthcare journey.
✔︎ Website: https://hoanmy.com/
✔︎ Industry: Health Care

Read more » Hoan My Website
website fulbright

Fulbright Website

The Fulbright website is the official source of information on Fulbright scholarship programs, one of the world’s leading international scholarship programs. The website provides information on how to apply, selection criteria, and the benefits of participating in the program. This is the premier destination for discovering top-notch opportunities to study, research, and experience cultures worldwide.
✔︎ Website: https://fulbright.edu.vn/
✔︎ Industry: Education

Read more » Fulbright Website
website mazda

Mazda Website

Manage vehicle information, prices, and manufacturer news in the central operations room. Dealership sites are synchronized regarding UI, vehicle information, prices, and articles managed in the operations room.
✔︎ Website: www.mazdamotos.vn
✔︎ Industry: Automotive

Read more » Mazda Website
my mazda app

My Mazda App

The application was developed to provide detailed information on Mazda car models, as well as quick support services and test drive scheduling. Results show that the application helps enhance customer interaction, improve their experience, and achieve high user satisfaction.
✔︎ Download App: thaco.link/app/mazda
✔︎ Industry: Automotive

Read more » My Mazda App

FAQs

Question: When should a business choose custom software?

Answer: When off-the-shelf software cannot support unique processes, lacks features, or limits scalability.

Answer:  Cost depends on system complexity, features, technologies, and timeline.
TOT provides transparent, customized quotations based on your requirements.

Answer: Yes. All projects include full source code ownership and documentation.

Answer: Typically  4–16 weeks, depending on functionality and scope. Smaller projects may be delivered sooner.

Answer: Absolutely. We provide custom software development services for businesses in Vietnam and worldwide.

CONTACT US

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What makes us different:

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