Select Interactive

Enterprise Web Development

A custom web development agency for enterprise applications. We design, build, and hand off long-lived web platforms that integrate with the systems of record your business already runs on, with the documentation and operational rigor an internal team can take over on day one.

Integrations
CRM, ERP, data warehouses, internal services, wired in cleanly.
SSO & Compliance
Okta, Azure AD, SCIM, role-scoped access, audit-grade logs.
AI-Agent Ready
OpenAPI 3.1 and Model Context Protocol surfaces from day one.

Capabilities

What enterprise web platforms need from an agency

01

Architecture for Long-Lived Platforms

Stack and architecture decisions made with year-five maintenance in mind: TanStack Start, React, TypeScript, and conventional infrastructure your internal team can operate without re-hiring the agency.

02

Enterprise Integrations

CRM, ERP, identity providers, data warehouses, and internal services wired in cleanly through documented contracts. The integrations that connector catalogs do not cover.

03

SSO, Roles, and Compliance

Okta, Azure AD, Google Workspace, SCIM provisioning, role-based access enforced in the application layer, and the audit-log surface compliance regimes demand.

04

Custom Editorial & Workflow Surfaces

Multi-stage approvals, role-gated drafts, scheduled regional rollouts, headless CMS shaped around the workflow you actually run, not the one a page builder modeled for you.

05

AI Agent Readiness

OpenAPI specifications, llms.txt, and Model Context Protocol surfaces designed in from the start so the platform is callable by the AI agents your enterprise is already being asked to expose to.

06

Performance, Observability & Security

Core Web Vitals budgets, structured logging, error tracing, rate limiting, and security posture built into the platform, not bolted on after launch.

Six capabilitiesBuilt in from day oneOwned by your team at handoff

Technology

A stack your team can operate

  • AWS
  • Azure
  • Biome
  • Firebase / Firestore
  • Model Context Protocol
  • Nitro
  • Node.js
  • Okta / Azure AD (SSO)
  • OpenAPI 3.1
  • PostgreSQL
  • Prisma
  • React
  • Tailwind
  • TanStack Query
  • TanStack Start/Router
  • TypeScript
  • Vite
  • Vitest

How We Work

A delivery process built for enterprise scope

Enterprise engagements have stakeholders, dependencies, and audit trails that mid-market builds do not. Our process is shaped to fit that reality.

We map the full set of stakeholders, systems of record, integration points, and compliance constraints before architecture. The deliverable is a written technical scope an internal steering committee can review.

Stack and architectural decisions are written down as Architecture Decision Records, so the rationale survives the engagement. Stack choices favor maintainability and hiring pool over novelty.

Two-week iterations with working software at every checkpoint. Stakeholders see the platform evolve in their browser, not in a slide deck.

Real integrations exercised against staging copies of the systems of record. Test suites, accessibility audits, and audit-log evidence produced as a deliverable, not as an afterthought.

Documented architecture, runbooks, on-call playbooks, and pair-programming sessions with the internal team. The engagement ends when your team can extend the platform without us.

For teams that want a continuing advisory relationship, we stay engaged through feature expansion, performance work, and the next platform iteration.

Case Studies

Enterprise platforms we have built

All Work
Internal Enterprise App

Alcon: Revenue Forecasting

Real-time revenue forecasting platform replacing slow shared Excel workbooks with role-scoped product data, sales history, and up to 5-year projections for internal sales teams at the global leader in eye care.

View case study

5-Year

Forecast horizon

  • Real-time forecasts replacing 30-60 min Excel processing
  • Role-scoped data access per user and region
  • Up to 5-year revenue projection horizon
  • Interactive charting built with shadcn/ui
Internal Enterprise App

MJEC: Internal App & Client Tools

A dual-platform solution for McMillan James Equipment Company: a secure internal app for coordinating 125+ manufacturers and partners, and a public-facing client tool that lets MJEC staff generate on-demand PDF brochures for prospective customers.

View case study

125+

Managed manufacturers

  • Role-based auth, full change history, and recoverable database snapshots
  • Public client tool for filtered search and live-data PDF brochure generation
  • Firebase and Azure deployment with a quarterly review and release cadence
  • Unified access control across internal app and public tools
Enterprise Platform

Performance Course

A multi-state parent registration and staff operations platform for K-12 athletic development, internal tools for schools and rosters plus a public app for families, payments, and communications.

View case study

60K+

Registered users

  • Staff console for programs, rosters, and support workflows
  • Parent registration, shop, and payment plan experiences
  • Email and SMS at scale (SendGrid, Twilio)
  • Braintree billing integrated with long-lived user accounts

FAQ

Frequently asked questions

Enterprise web development is the discipline of building long-lived web platforms that integrate with systems of record (CRM, ERP, identity provider, data warehouse), enforce role-based access, satisfy compliance regimes, and are operable by an internal team for years after launch. A custom website build optimizes for design and marketing surface. Enterprise web development optimizes for integration depth, observability, and hand-off.

Both. A meaningful share of our enterprise engagements start with an existing platform that needs to be modernized, integrated with new systems, or extended with AI-agent surfaces. We assess the codebase, write down what we found, and propose a scoped path forward before any rewrite work is committed.

Time-to-first-deploy in week one, full-stack coverage from a senior team, and a clean hand-off to an internal team that will own the platform afterward. For one-time platform builds and integration-heavy projects, an agency engagement usually beats the cost and ramp time of staffing a full in-house team. For high-velocity ongoing product work, an in-house team is the right call. See our article on hiring an agency vs. building in-house for the full decision framework.

We design the platform so the public HTTP surface is callable by AI agents from day one: OpenAPI 3.1 specification at a predictable URL, llms.txt for AI search crawlers, and a Model Context Protocol server exposing the read-only tools agents need. Our own site implements all three, so we can point to a working reference instead of describing one.

For new builds we default to TanStack Start or Router on Vite, React, TypeScript, Shadcn/ui, and Tailwind. The stack is portable across deployment targets (Azure App Service, AWS, on-prem Node), end-to-end type safe, and operable by any senior React engineer.

Ready to Build?

Building an enterprise web platform?

Tell us about the platform you are building, the systems it needs to integrate with, and the timeline you are working against. We will respond with a scoped technical conversation, not a sales pitch.

Start a Conversation