Custom Web Development Services

Scalable. Secure. Ready for What’s Next.

From seamless user experiences to secure, high-performance solutions, we empower your digital journey every step of the way.

Book a Free Consultation
XNOR Group Tech Consulting trusted by global standards
100+global projects delivered
50+satisfied clients worldwide
18+years of leadership experience in software development
100%compliance with ISO and PDPA-aligned standards

Our Web Development Services

Custom Web App Development XNOR Tech Consulting

Custom Web App Development

Build secure, scalable, and easy-to-maintain web applications that are tailored to your unique needs. Our solutions evolve alongside your business, ensuring seamless integration with your infrastructure for sustained growth.

Full-Stack Development Expertise

  • Front-End Development

    We create responsive, accessible, and high-performing user interfaces using React, Angular, and Vue.js.

  • Back-End Development Services

    Our back-end systems are secure, scalable, and maintainable. Technologies include Node.js, .NET, Java, Python, and more.

  • Responsive Web Apps

    Mobile-first, cross-device optimized apps for a seamless user experience — from smartphone to desktop.

  • Web Design

    Custom, conversion-driven web designs that align with your brand and offer intuitive navigation and engaging visual identity.

  • Web Hosting and Deployment

    We manage infrastructure on AWS, Azure, or Google Cloud to ensure high availability, performance, and security.

  • Web Maintenance and Support

    Ongoing optimization, updates, and performance tuning to keep your digital assets running at peak performance.

  • Web Scraping and Automation Service

    Data-driven insights through automated scraping tools for market research, competitor tracking, and operations optimization.

How We Work

With many years of experience delivering successful projects across global industries, we’ve evolved our SDLC to meet today’s demands. By integrating early PoC validation, AI-powered development, and built-in compliance, we ensure faster results, lower risk, and future-ready solutions tailored to our clients’ needs.

1. Discovery Phase

Purpose:

Understand business problems, user needs, and client goals.

Activities:

  • Stakeholder interviews, market analysis.
  • Define high-level business objectives and KPIs.
  • Explore opportunities to embed AI and automation early.
2. System Design

Purpose:

Translate discovery insights into architectural and solution designs.

Activities:

  • Design solution architecture, data models, AI integration points.
  • Define functional and non-functional requirements.
  • Ensure ISMS and relevant compliance are considered early (e.g., GDPR, HIPAA, ISO 27001).
3. Project Planning

Purpose:

Align scope, resources, timeline, and risks.

Activities:

  • Define delivery roadmap, team roles, sprint plans.
  • Estimate costs and effort.
  • Identify possible reuse of AI components or foundation models.
  • Define governance process.
4. MVP or POC Development

Purpose:

Validate concept feasibility before committing to full build.

Activities:

  • Develop a minimum viable product or proof-of-concept for key features with consideration about UI/UX design
  • Rapid prototyping using AI accelerators where possible (e.g., Copilots, GPT agents).
  • Gather user feedback quickly.
  • Demo to client for validation and refinement.
5. Full-Scale Development

Purpose:

Build the complete system iteratively.

Activities:

  • Agile-based sprint delivery.
  • Integration of AI, backend, frontend, and required 3rd-party services.
  • Automate tasks using AI-assisted coding where possible (e.g., Copilot, GPT).
  • Implement secure coding standards.
6. Testing & Quality Assurance

Purpose:

Ensure the system is stable, secure, and ready for production.

Activities:

  • Manual & automated testing (unit, integration, UAT).
  • AI model testing for accuracy, drift, bias.
  • Security, compliance, and performance testing.
7. Deployment

Purpose:

Deliver the solution to production with minimal risk.

Activities:

  • CI/CD pipeline release.
  • Data migration, cloud/Azure/GCP setup.
  • Monitor real-time performance and user behavior post-launch.
8. Maintenance & Continuous Improvement

Purpose:

Understand business problems, user needs, and client goals.

Activities:

  • Stakeholder interviews, market analysis.
  • Define high-level business objectives and KPIs.
  • Explore opportunities to embed AI and automation early.

Technology Stack

We use proven and future-ready technologies to ensure performance, flexibility, and long-term support.

  • Cursor
  • GitHub Copilot
  • ChatGPT
  • Claude
  • Windsurf

Our Engagement Models

We architect collaboration frameworks to match your governance needs, risk tolerance, and innovation velocity.

Select your operational blueprint:

Dedicated Team (Extended Workforce)

Best for:
Multi-year roadmaps requiring embedded expertise
Structure:
Full-time engineers + PM + QA under your control
Tech Stack:
Your choice or our advisory
Advantage:
Seamless cultural/technical alignment

Customers We Have Worked With

Zen GroupSynapxeAXSfit2flyDCS SynthesisPALO

Case Studies

See how we’ve helped clients innovate faster, cut costs, and scale smarter — across industries.

XNOR Group Tech Consulting AI Chatbot Askonomy

AI Chatbot “Askonomy”

Learn how XNOR Group developed Askonomy, an AI Chatbot that transforms Vietnamese economic journalism with fast translations and smarter newsroom efficiency.

Read how Askonomy cut translation time
Digital Health Platform Singapore patient engagement app interface

Digital Health Platform

See how we transforms patient care with Singapore’s government-integrated Digital Health Platform for engagement and remote monitoring.

Understand the integration with SNHS
XNOR Group’s advanced Voice AI solution tailored for Vietnamese users

Voice AI

Discover how we built Blaze, Vietnam’s fastest voice AI platform achieving sub-300ms latency and 95% accuracy across Vietnamese dialects.

Discover how we built Voice AI
Merchant Portal dashboard – E-Commerce Payment Platform by XNOR Group

E-Commerce Payment Platform

From online storefronts to complex logistics systems, we build e-commerce platforms that scale. Our expertise helps brands grow revenue, personalize experiences, and optimize every digital touchpoint.

Explore our scalable payment platform
Thank you very much for your invaluable support over the past weeks. We recognize the high demands of the M** project and the tough expectations I have placed on the team, and we are pleased with the XNOR team’s delivery thus far. Your contributions to the successful completion of the ad-hoc bill payment workflow are particularly noteworthy. Kudos to the entire team! We look forward to continuing our close collaboration as we move towards bringing this important project to completion.
Head Solutions & Architect
Head Solutions & Architect— AXS

Our Certificates

XNOR Group – PMP certification showcasing project management excellenceXNOR Group – PMI-PBA badge highlighting business analysis expertiseXNOR Group – PgMP credential reflecting advanced program managementXNOR Group – PSM II badge representing agile leadership capabilitiesXNOR Group – PSM I badge representing agile capabilitiesXNOR Group – SAFe Agilist badge emphasizing scaled agile proficiencyXNOR Group – Microsoft Azure Fundamentals badge for cloud readinessXNOR Group – ISTQB CTFL badge showcasing software testing foundation