Paris Web Engineering Studio

Robust web apps, databases & backends engineered to scale calmly.

We construct robust web applications, high-performance database architectures, and modular backends engineered for rapid execution and seamless scalability.

Begin with the discovery audit → Trace the delivery timeline

140+ builds shipped 6-week average delivery < 2h reply window

Client Engagement Roadmap audit → build → final outcome

Discovery Audit

We map your stack, data flows and bottlenecks into a fixed-scope technical blueprint.

3–5 days

Blueprint & Build

Database architecture, modular backend and interface assembled in weekly milestones.

3–6 weeks

Final Outcome

Load-tested launch, handover documentation and a 30-day stabilisation window.

Launch + 30 days

Sequential Service Timeline

Milestones, deliverables & fixed prices

Every engagement walks the same central rule: one node at a time, each with clear deliverables, a real price, and a turnaround you can plan around.

Milestone 01 Turnaround · 6 weeks

Web Application Sprint

A production-grade web application built end-to-end: interface, authentication, and a modular backend structured for the next five years of features.

Deliverables

✓ Responsive interface with role-based access
✓ Weekly milestone demos on a staging URL
✓ Deployment runbook and 30-day fix window

Fixed price From $4,800

Reserve this sprint →

Milestone 02 Turnaround · 10 days

Database Architecture & Migrations

Schema design, indexing strategy and a zero-downtime migration path for teams outgrowing their first database.

Deliverables

✓ ERD, schema DDL and indexing plan
✓ Query profiling before and after tuning
✓ Rollback-safe migration scripts and backup policy

Fixed price From $2,400

Plan the schema →

Milestone 03 Turnaround · 3 weeks

Modular Backend & API Layer

A cleanly partitioned service layer with documented endpoints, sensible auth boundaries, and room for new modules without rewrites.

Deliverables

✓ REST or GraphQL endpoints with versioning
✓ JWT / OAuth2 flows and rate limiting
✓ OpenAPI reference and integration tests

Fixed price From $3,200

Scope the API →

Milestone 04 Turnaround · 10 days

Conversion-Focused Marketing Site

A fast, bespoke marketing presence that loads instantly, reads clearly, and hands qualified leads straight to your pipeline.

Deliverables

✓ Five bespoke sections with CMS wiring
✓ Core Web Vitals score of 95+ on mobile
✓ Analytics events and conversion tracking

Fixed price From $1,200

Launch this site →

Milestone 05 Turnaround · 3 weeks

SaaS Dashboard & Design System

The product surface your users live in: data-dense views, a reusable component library, and states designed for real edge cases.

Deliverables

✓ Tokenised component library with dark mode
✓ Role-based views, charts and empty states
✓ Figma source file matched to production code

Fixed price From $2,900

Design the dashboard →

Milestone 06 Turnaround · 5 days

Performance & Core Web Vitals Audit

A forensic pass over load time, render paths and query cost, ending with a prioritised fix list your team can act on immediately.

Deliverables

✓ Lighthouse and field-data report per template
✓ Ranked fixes with estimated effort per item
✓ 90-minute walkthrough with recorded notes

Fixed price $450

Book the audit →

Milestone 07 Turnaround · 8 days

Cloud Deployment & CI/CD Pipeline

Repeatable releases: containerised builds, automated pipelines, and a staging environment that mirrors production exactly.

Deliverables

✓ Docker images and environment manifest
✓ Automated test, build and release pipeline
✓ One-command rollback runbook

Fixed price From $1,600

Automate the release →

Milestone 08 Cadence · Monthly

Scale & Maintenance Retainer

Ongoing stewardship after launch: monitoring, dependency care, and a direct line to the engineers who built your system.

Deliverables

✓ Uptime monitoring with alert routing
✓ Dependency upgrades and security patching
✓ Monthly health report and 2-hour response SLA

Retainer $650 / month

Activate the retainer →

Next milestone · Phase 01

Your build starts with one honest audit.

Send the brief and we return a scoped blueprint with milestones, delivery dates, and a fixed price — usually within two business hours.

Open the kickoff brief → Pay a project deposit ↗

Fixed scope · Milestone billing · Full IP transfer on final payment