Peter T ContiSOLUTIONS ARCHITECTURE | CLOUD ENGINEERING
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Luxury commerce platforms

Custom ecommerce for luxury and high-value brands: the sale your website cannot complete.

Start from a product catalog that ends in a phone call, or replace a storefront constrained by standard checkout. Own the quote-to-cash workflow, accept the right payment rails, connect staff operations, and run the platform inside your AWS account. Fine's Gallery began with no online purchasing; its production platform now supports millions in annual revenue.

Book a 30-minute platform fit callSee the Fine’s Gallery platform
  • Catalog-only or platform replacement
  • Fine's Gallery production proof
  • Client-owned AWS

Fine's Gallery production proof

Millions/yr

Annual revenue running on the platform

+40%

User-acquisition lift

28,062

Legacy invoices migrated

Zero

Production cutover downtime

Qualification before pitch

Custom ecommerce is justified only when the transaction and operating model demand it.

This is for established luxury and high-value businesses whose real sale crosses quotes, deposits, signatures, staged settlement, inventory commitments, and staff-controlled exceptions, whether the current website ends at inquiry or an existing storefront has become the constraint.

Who this engagement is for

Who this is for

  • Jewelry, fine art, luxury furniture, architectural products, collectibles, industrial equipment, and other high-value catalogs where the sale requires human judgment.
  • Established catalog businesses where online buyers can only call, email, request a quote, or visit a showroom because the website cannot complete payment.
  • Brands already on Shopify Plus or another hosted platform whose quotes, deposits, payment rails, inventory rules, or staff workflows no longer fit a standard cart.
  • Owners prepared to control the revenue workflow, data model, and AWS environment after launch.

Who this is NOT for

  • Businesses whose standard hosted checkout, payment economics, and operating workflow already fit the sale.
  • Teams looking for theme work, app configuration, or a faster brochure-site rebuild.
  • Businesses without either a credible new online revenue opportunity or enough operational constraint to justify custom software.
  • Buyers who want custom capability without accepting ownership of the resulting platform.

The operating model

The sale is not a cart. It is a controlled order workflow.

High-value transactions move through commercial decisions that commodity checkout rarely owns. The platform makes those decisions explicit, auditable, and safe for staff to operate.

  1. 01

    Qualify

    Intent, availability, configuration, and delivery constraints.

  2. 02

    Quote

    Staff-controlled pricing, options, freight, tax, and terms.

  3. 03

    Commit

    Deposit, inventory reservation, and explicit order state.

  4. 04

    Sign

    Agreements and approvals tied to order progression.

  5. 05

    Settle

    Card, ACH, wire, or check according to business policy.

  6. 06

    Fulfill

    Release gates, white-glove logistics, and customer communication.

Where the constraint moves

For high-value orders, checkout stops being the hard part.

Many established luxury and high-value businesses have a catalog-to-commerce gap. The website displays products, but the buyer must call, email, request a quote, or visit a showroom. Staff then rebuilds the transaction across a legacy database, spreadsheets, payment links, email, and memory. Other businesses already sell online, but the hosted cart cannot represent how the sale actually works. In both cases, the website is only a surface attached to a manual operating process.

The cost question is broader than a platform subscription or a single processing rate. Model the full three-year cost of card mix, platform fees, required apps, duplicate data entry, reconciliation work, failed handoffs, vendor constraints, and the engineering required to work around them. Custom becomes rational only when that total is greater than the cost of building and professionally operating a client-owned system.

The answer is not automatically to replace every SaaS product. Keep the vendors that do their job well. Own the order model, workflow rules, operational truth, and integration boundaries that make the business distinct.

Two entry points

Start from a catalog, or replace a storefront that no longer fits.

Fine's Gallery started with no transactional ecommerce: the website displayed products, while every sale happened through staff and legacy systems. Other businesses arrive with Shopify Plus or another hosted storefront already in place. Both paths require a real business case before custom software is justified.

Launch commerce from a catalog

  • The website displays products, but customers cannot complete payment online.
  • Buyers must call, email, request a quote, or visit a showroom to begin the sale.
  • Staff rebuilds orders across invoices, spreadsheets, payment links, and disconnected tools.
  • The online channel must preserve consultation, approval, freight, and white-glove service.

Replace a limiting storefront

  • Quotes, deposits, signatures, staged settlement, or release gates drive the order.
  • The payment mix and percentage-based platform costs justify a three-year model.
  • Apps and manual handoffs have fragmented one sale across multiple systems.
  • The business needs to own its data, workflow logic, and cloud environment.

Fine's Gallery production evidence

Luxury commerce at scale, backed by operational proof.

Fine's Gallery is the named anchor implementation. Public evidence shows the platform's commercial scale and performance.

  • Six figures/mo

    Monthly commerce volume

    Fine’s Gallery production operations

  • 0

    Duplicate invoice numbers

    Post-migration reconciliation audit

  • 5,400+ products

    Catalog operated through Merchant Center

    Production catalog with scheduled feed synchronization

  • 20+ years

    Legacy operating history preserved

    FileMaker invoice and workflow migration

  • $500 max

    Maximum card deposit in the anchor implementation

    Fine’s Gallery production payment policy; remaining balance settles through Stripe ACH, wire, or check.

The operating platform

See the production system behind the offer.

This is not a speculative architecture. The Fine's Gallery implementation unifies the storefront, catalog, orders, invoices, payments, documents, acquisition feeds, and staff operating surface inside one client-owned platform.

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What gets built

A commerce operating system the business can actually own.

The storefront is one surface. The real product is the operating model underneath it.

  • One operational truth

    Catalog, customer, quote, order, invoice, payment, document, and fulfillment state belong to one coherent model.

  • Rules enforced in code

    Payment, signature, inventory, and release policies are explicit transitions, not staff memory or plugin side effects.

  • Owned integration boundaries

    Stripe, DocuSign, Klaviyo, Merchant Center, GA4, and logistics connect through typed, tested adapters.

  • Operable after launch

    The client owns the AWS environment, deployment path, observability, data, and runbooks required to operate it.

Delivery

How the platform reaches production without gambling the business.

Start with the transaction and staff workflow, prove the economics, then build the smallest owned platform that removes the actual constraint. Delivery is direct: architecture, implementation, migration, cutover, and production operation stay with one accountable engineer.

  1. 01

    Map the order-to-cash workflow

    Document qualification, quote, pricing authority, deposit, signature, inventory, settlement, fulfillment, exceptions, and the staff surfaces used at each step.

  2. 02

    Prove the platform decision

    Compare the current stack and a custom target over three years: platform and payment costs, app dependencies, operating labor, migration risk, support model, and ownership obligations.

  3. 03

    Design the owned system

    Define the data model, order state machine, staff experience, AWS boundary, integration contracts, security posture, observability, migration sequence, and rollback criteria before build scope is committed.

  4. 04

    Build and migrate in slices

    Ship storefront, commerce core, payments, documents, integrations, and staff workflows behind tested boundaries. Rehearse every data migration and cutover against production-shaped data.

  5. 05

    Cut over, verify, and operate

    Reconcile data, verify critical journeys, monitor queues and integrations, document the runbook, and improve the system from production evidence after launch.

The production operating plan

  • Sovereign AWS Organization owned end to end by the client (ECS Fargate, RDS PostgreSQL, S3, CloudFront, WAF, KMS, IAM, Secrets Manager, GitHub OIDC).
  • Custom storefront on Next.js 15 with full Server Components, edge caching, and an admin operating surface built on Payload CMS 3 (with the staff collections that model the actual luxury order workflow).
  • A payment and settlement model designed around the actual order-value distribution, risk policy, and staff workflow. In the Fine’s Gallery implementation, card exposure is capped at a $500 non-refundable deposit and the remaining balance settles through Stripe ACH, wire, or check. The policy is enforced in the order model rather than staff memory.
  • Order state machine with explicit, atomic transitions across order status, payment, fulfillment, signature, inventory, and deposit state. Invalid transitions are rejected at the service layer.
  • Event-driven async backbone: SQS queues, Lambda workers, typed task contracts (Zod-validated), dedicated DLQs, CloudWatch alarms on DLQ depth and oldest-message age, and a 60-second outbox publisher for retry recovery. EventBridge / EventBridge Scheduler / MediaConvert wired in.
  • First-party integration adapters (typed boundaries, Zod validation, retry semantics, dedicated tests) for Stripe (PaymentIntent / Tax / Refund / Terminal), DocuSign (envelope lifecycle), Klaviyo (catalog + segmentation + conversion events), Google Merchant Center (daily product feed sync, local-inventory feed export), Google Analytics 4, Pinterest, CallRail, and Cloudflare Turnstile.
  • Migration plan with production-clone rehearsals, dry-run / apply scripts, audit reports, ledger reconciliation, and rollback criteria. Cutover runs against real production data with an agreed downtime objective appropriate to the system.
  • Operating system: CloudWatch dashboards and alarms, Playwright E2E coverage on critical paths, GitHub Actions CI/CD with STS-only credentials, recovery procedures, and documentation kept current after launch.

Production stack

Client-owned infrastructure with explicit operating boundaries.

  • Next.jsFramework
  • Payload CMSFramework
  • PostgresDatabase
  • AWS ECS FargateAWS
  • AWS LambdaAWS
  • CloudFrontAWS
  • StripeSaaS
  • TerraformTool
  • DocuSignSaaS
  • Google Merchant CenterSaaS

A staged commitment

Prove the decision before committing the build budget.

The Platform Architecture Sprint produces a current-state risk register, target architecture, migration plan, and three-year cost model. If the business case holds, the Platform Build executes against that blueprint.

Platform Architecture Sprint

Starting at $15K

3 weeks

A fixed-scope review for build-vs-buy, migration, and modernization decisions: current-state architecture, risk surface, cost model, and execution roadmap without committing to a full build. Every sprint includes a vendor dependency audit: your current stack, scored in writing against the six questions and the Ownership Standard.

Scope a Platform Architecture Sprint

Platform Build

Starting at $80K

3-6 months

Senior-led implementation for custom AWS-backed commerce, operations, registry, or data platforms, including deployment, integrations, observability, cutover, launch stabilization, and a defined operating path after launch.

Discuss a Platform Build

FAQ

Questions buyers should resolve before launching or replacing a commerce platform

  • Yes. That was Fine’s Gallery’s starting point: the website displayed thousands of products, but customers could not complete payment online. Sales were handled by staff through phone, email, showroom conversations, and a legacy FileMaker workflow. The custom platform introduced online deposits and payment options without pretending a high-value, logistics-heavy order should behave like a commodity cart.

    The first step is to map which products can be purchased directly, which require a quote or staff approval, how availability and freight are confirmed, and when inventory can be committed. The result can combine direct checkout, request-a-quote, staff-authored orders, deposits, ACH, wire, check, signatures, and white-glove fulfillment in one order model.

  • No. If the platform fits the workflow and the all-in fee math is acceptable, do not migrate for ideology.

    There is no universal revenue or average-order-value threshold. Stay when the standard cart model fits, the current fee structure is acceptable, and apps handle operational exceptions cleanly. Consider custom when transaction complexity, payment mix, staff workarounds, data fragmentation, and vendor constraints create a credible three-year business case.

  • Use your contracted rates, not a generic internet estimate. Include the platform subscription, online and in-person payment rates by card type, third-party transaction fees where applicable, required apps, tax and fraud tooling, refunds and chargebacks, custom development, and the staff time spent reconciling systems.

    Then compare that three-year total with the cost of a custom build, cloud operations, maintenance, support coverage, and continued development. Owning the platform does not require you to operate it internally; Ongoing Platform Engineering can keep that work with me while the accounts and assets remain yours. Fine's Gallery uses a maximum $500 non-refundable card deposit and settles the remaining balance through Stripe ACH, wire, or check. That is one production policy, not a prescription for every business.

  • Yes, and it is usually the safest path. Parallel operation, staged data migration with audit reports, reconciliation gates, and a controlled cutover after the new platform's core workflows are proven against real orders. Production cutover happens against a production-clone rehearsal first, with rollback criteria defined in advance.

    The Fine's Gallery cutover ran with zero operational downtime and zero loss across 20+ years of legacy operational data.

  • A Shopify agency optimizes inside Shopify's model: themes, apps, checkout extensibility, third-party plugin selection. The agency's economic incentive is to keep you on Shopify because the agency's expertise is Shopify-specific.

    This work starts when the model itself is the constraint. Custom checkout, custom payment flows (ACH / wire / check), custom order state machine, sovereign AWS infrastructure, event-driven async backbone, owned integration boundaries. The economic incentive is to retire SaaS layers that no longer pay for themselves at this order velocity, not to keep adding plugin subscriptions.

  • Staff workflow is treated as a first-class requirement, not cleanup after launch. The safest migrations preserve familiar operating patterns where they matter (record-oriented found-set navigation, sequential invoice numbers, the way staff actually edit a quote) while removing the platform limits underneath them.

    On the Fine's engagement, the legacy invoicing system staff had used for 20+ years was replaced with a platform-native invoicing surface inside Payload that staff could operate the same way they always had, with all 28,000+ historical records migrated cleanly into the new ledger.

  • No. The goal is to own the revenue engine, the operational truth, and the AWS infrastructure underneath them. SaaS tools that still do their job stay connected (Stripe, DocuSign, Klaviyo, Google Merchant Center, GA4) via first-party typed adapters with Zod validation, retry semantics, and dedicated tests. There is no plugin marketplace dependency.

    SaaS layers that no longer pay for themselves at this order velocity (heavy commerce platform fees, redundant marketing apps, parallel back-office tooling staff has to alt-tab to) are systematically retired.

  • Roughly three to six months for the initial production cutover, depending on integration scope, data migration complexity, and the number of operational workflows being absorbed. The Fine's Gallery platform shipped its first production cutover in that timeframe. I continue to operate, maintain, and extend it after launch.

  • Platform builds from $80K. Final scope depends on integration count, payment workflow complexity, legacy data migration, and the staff operating surface's depth. Discovery happens in a paid Platform Architecture Sprint ($15K, 3 weeks) so the build estimate is grounded in your actual revenue workflow, not a generic intake form. Platform Architecture Sprint output is a written architecture decision document covering the current-state risk register, target architecture, migration plan, and cost model. You can run the build against it with anyone, including yourself.

  • Solo delivery by Peter T. Conti, AWS Solutions Architect Professional + Associate, lead architect on a national-scale energy-sector certificate registry and the sole engineer behind the Fine's Gallery commerce platform.

  • Yes. Custom ecommerce for luxury brands starts with how high-value buyers actually purchase: consultation, quote, material or finish selection, deposit, approval, signature, staged settlement, freight, and white-glove delivery. The custom ecommerce platform is designed around that operating model rather than forcing every order through a commodity cart. Fines Gallery is the production reference: thousands of products, custom payment rules, and staff workflows on a client-owned AWS platform.

  • For a $5M to $50M brand, the best ecommerce platform is the one that fits transaction economics and operations. Shopify Plus is usually correct when standard checkout, apps, and its fee structure fit. Custom ecommerce becomes rational when luxury or complex high-value orders need quotes, deposits, ACH or wire, staff approval, special inventory rules, or white-glove fulfillment, and the three-year cost model supports ownership.

  • Shopify Plus optimizes a standard hosted cart. Custom ecommerce for high-value orders can encode the business's own quote, deposit, payment, approval, inventory, signature, and fulfillment rules inside a platform the client owns. That control matters for luxury brands when app combinations and transaction fees no longer match the operating model. It is not a reason to leave Shopify Plus when the hosted model still fits.

Production evidence

See the implementation behind the claims

  • Fine's Gallery Platform Modernization

    Fine's Gallery began with a catalog-only website: customers could browse thousands of high-value products, but they could not complete payment online. Sales happened through staff, phone, email, showroom conversations, FileMaker, and disconnected vendor tools. I built the first transactional commerce and operations platform inside the client's own AWS Organization. It now supports millions in annual revenue, including six-figure monthly commerce volume; migrated 28,062 invoices and more than 20 years of operating history without loss or duplicate invoice numbers; and cut over with zero downtime. I continue to operate, maintain, and extend the AWS infrastructure and application after launch.

  • Peter T Conti Consulting Platform

    The consulting practice's own site, built as the reference architecture for what the practice sells. Same Next.js + Payload + Postgres + ECS Fargate + Terraform stack as the anchor engagement. STS-only IAM, no long-lived credentials anywhere. Cost-tuned to run for a small fraction of the naive default AWS footprint, with full editorial workflow operated as code.

Technical depth

Read the architecture, economics, and migration work

  • Replacing a 20-Year FileMaker Invoicing System With a Platform-Native Commerce Workflow

    How Fine’s Gallery replaced a 20-year FileMaker invoicing system: 28,062 records migrated, zero duplicates, zero downtime, and a platform-native workflow.

  • Building a Google Merchant Center Sync Engine Plugin for Payload CMS

    How the open-source Payload CMS Google Merchant Center plugin synchronizes a 5,400-product catalog supporting six-figure monthly Shopping volume.

  • Building a Production-Grade GA4 Analytics Plugin for Payload CMS

    How the open-source Payload CMS GA4 plugin delivers cached reporting, rate limiting, and production analytics for a custom commerce platform.

You did not pick the wrong platform. You outgrew a good one.

Shopify Plus, BigCommerce, and WooCommerce are good products. You chose one for good reasons, and for years it was the right call: fast to launch, a polished checkout, an ecosystem that answered every early question. Nobody should tell you that decision was a mistake, and I will not. What happened instead is quieter and more expensive: your sales stopped fitting the transaction shape the platform was built around.

The symptoms are specific. A customer ready to wire five figures, and a checkout that only understands cards. A deposit-and-balance sale your staff close over the phone and then reconstruct manually in the admin. A quote that lives in email because the cart cannot hold inventory against it. Percentage fees that were invisible on small orders and are a line item your accountant asks about on large ones. Staff-managed exceptions, freight quotes, white glove delivery, custom configurations, that every hosted template treats as edge cases because, for the median store, they are. For you, they are the business.

  • Shopify Plus: the checkout is the product, and the checkout is exactly what cannot flex. Wires, ACH at scale, staged settlement, and staff-controlled order surgery sit outside what the platform will ever let you own.

  • BigCommerce: stronger APIs, same ceiling. The order model is the platform's, not yours, and the workflow your team actually runs ends up living in workarounds beside it.

  • WooCommerce: closer to ownership on paper, but the operational reality is a plugin stack with a dozen vendors, each one a dependency with its own roadmap, on hosting that was never designed to be an operations platform.

The replacement is not another rented cart with more settings. It is a commerce platform you own, built around your actual transaction: quotes, deposits, wires, staged settlement, and the staff workflow that closes the sale, delivered to the Ownership Standard. And the same restraint applies here as everywhere on this site: if a hosted cart still fits your sales, keep it. The reference platform below exists because its transactions stopped fitting one. That is the bar for building your own: the math of your sales, not fashion.

And before you sign with any replatforming vendor, mine included, run the six questions against the incumbent too. Who owns the storefront? The platform does. What happens when you leave? A replatforming project. What does the fee cost versus the value? A percentage of revenue plus app subscriptions, forever. The questions are vendor-neutral. That is what makes them safe to ask everyone, including me.

Delivered to the Ownership Standard

The platform lands in your AWS organization, on your domain, in your repositories, and meets the Ownership Standard: the client controls the storefront while I can continue operating, maintaining, and extending it after launch.

Adjacent doors

Most commerce replacements start in the back office: if your operations still run on FileMaker or a legacy system, begin with Legacy System Replacement. And once the platform is yours, production AI agents can work inside it: the reference deployment runs three.

The entry path

The Platform Architecture Sprint is $15,000, credited in full against the subsequent build when I perform the build. Commerce platform builds start at $80,000. Pricing is published.

Every sprint includes a vendor dependency audit: your current stack, scored in writing against the six questions and the Ownership Standard.

Send the platform brief.

Share the current platform, average order value, payment mix, operational constraints, and migration deadline. I will tell you directly whether custom infrastructure is economically and operationally justified.

Related services

Other services connected to Luxury & High-Value Ecommerce Platforms

  • Legacy System Replacement

    Replace the system that no longer fits

What clients say

“Mr. Peter, as our technology partner, built our entire commerce and operations platform from the ground up on AWS. It runs our website, our orders, our invoicing, our payments, everything. Migrating to the new system was seamless, with no interruption or data loss. Peter is honest, a strong communicator, and when something needs attention, he takes care of it fast. I trust him with the most important systems in my company. Highly recommended.”
Owner, Fine's Gallery
Free 30-minute consultation

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Peter T ContiSOLUTIONS ARCHITECTURE | CLOUD ENGINEERING

Solutions architecture and cloud engineering for teams that need production-ready systems, clean delivery workflows, and measurable business impact.

Conti Digital LLC548 4th Ave S.Naples, FL 34102
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Services

  • Legacy System Replacement
  • FileMaker Replacement
  • High-Ticket Commerce Platforms
  • Production AI Agents
  • Ongoing Platform Engineering

Proof

  • Case Studies
  • Ownership Standard
  • Six Questions
  • Evidence & References
  • Open Source
  • Articles

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Solutions Architecture, Cloud Engineering, Platform Delivery

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