Web Development
Progressive Web App Development (PWA)
We build PWAs that feel like real apps: fast loads, installable UX, offline support, and a data strategy that behaves well on unstable networks.
Overview
What this service is
This service delivers a Progressive Web App that can be installed on devices and stays usable even when connectivity is limited—ideal for mobile-first products and field workflows.
We design caching and data sync strategies around your real user journeys so “offline” means predictable behaviour instead of confusing errors.
You get a production-ready build with Lighthouse-friendly performance work, plus handoff notes that explain how offline and sync logic is structured.
Benefits
What you get
App-like UX without app stores
Installable experience with fast navigation and device-friendly interaction patterns.
Offline and poor-network resilience
Core workflows stay usable when the network is unreliable or unavailable.
Faster performance on mobile
Caching and bundle discipline reduce load time and improve responsiveness.
Lower delivery and maintenance cost
One web codebase instead of separate native apps for many use cases.
Push-ready foundations (optional)
Prepare the architecture for notifications where business needs justify it.
Clear monitoring and handoff
You receive source code and guidance to maintain offline logic safely.
Features
What we deliver
Service worker + caching strategy
Workbox/service worker setup tailored to your assets and routes with safe cache invalidation rules.
Offline-first data patterns
Local storage/IndexedDB strategies that keep workflows usable and consistent.
Installable UX + app shell
Install prompts, icons, and app shell behaviour so the PWA feels native-like on devices.
Sync + conflict handling (when needed)
Background sync patterns and pragmatic conflict resolution for offline edits and updates.
Performance pass
Lighthouse improvements, image strategy, and bundle optimisation to keep the PWA responsive.
Deployment + rollout notes
Release guidance and documentation for caching rules so updates don’t confuse users.
Process
How we work
Discovery
We identify offline-critical journeys and define what must work without a network.
Caching + data strategy
We design cache rules, sync behaviour, and update flows to avoid stale-content surprises.
Build
We implement PWA features and user flows in milestones with demos and test scenarios.
QA
We test offline, low-network, and update scenarios across devices to validate behaviour.
Launch
We ship rollout notes and monitoring hooks to catch cache issues early in production.
Tech Stack
Technologies we use
Core
Tools
Services
Use Cases
Who this is for
Field-team workflows
Offline data capture and sync for technicians, surveys, inspections, and on-site tasks.
Education and training apps
Lesson access and progress flows designed for intermittent connectivity.
Event or ticketing experiences
Fast navigation and scan-ready UIs that work in venues with poor networks.
Lightweight commerce journeys
Fast product discovery and cart flows when a full native app isn’t necessary.
Internal tools on shared devices
Installable, secure web apps used across teams with predictable performance.
FAQ
Frequently asked questions
Yes. Support differs slightly by platform, but installable behaviour and offline patterns work well when designed with those constraints in mind.
Sometimes. Push support depends on platform capabilities and your use case. We can design the architecture to be push-ready even if rollout is phased.
We implement safe cache invalidation rules and clear update behaviour so users get new versions reliably without confusing mismatches.
Yes. We can implement offline edits with background sync and conflict-handling patterns based on your data rules.
Yes. We focus on real performance metrics and keep bundles, images, and caching aligned to conversion journeys.
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Regional
Delivery considerations for your region
Compliance & Data (UK/EU)
For UK teams, we default to GDPR-first thinking: data minimisation, purpose-limited storage, and clear access boundaries.
We can work under a DPA (template available on request) and implement practical retention/deletion flows when needed.
- GDPR-first patterns (minimise, restrict, document)
- DPA template available on request
- Retention/deletion and export flows where required
- Least-privilege access and secure session handling
- PII-safe logging + secure-by-default configuration
- NDA available for early-stage discussions
Timezone & Collaboration (UK/EU)
We align to UK time and EU overlap (GMT/BST with CET-friendly windows) for fast feedback cycles.
We keep the process lightweight: async updates, clear priorities, and written decisions to avoid ambiguity.
- UK/EU overlap with GMT/BST windows
- Async-first delivery with documented scope
- Weekly milestones and structured demos
- Clear escalation path for blockers
- Tight change control with clear sign-offs
Engagement & Procurement (UK)
We support typical UK procurement flows with clear scopes, change control, and invoice cadence.
If you prefer a discovery-first engagement, we can run a short paid discovery to lock requirements before build.
- GBP-based engagements and invoicing options
- Discovery-first option to reduce delivery risk
- Milestone-based billing when appropriate
- Transparent change control and sign-offs
- Vendor onboarding pack on request
Security & Quality (UK/EU)
We build for reliability and maintainability: clean PRs, tight review loops, and test coverage that matches risk.
Performance budgets and release checklists keep launches predictable—especially when multiple stakeholders review changes.
- CI-friendly testing: unit + integration + smoke tests
- Performance budgets + bundle checks (Core Web Vitals-minded)
- Structured release notes and rollback-safe deployments
- Security checklist for auth, roles, and data flows
- Observability hooks (logs + error tracking) ready for production
Want an app-like web experience?
Tell us your offline needs and user flows. We’ll propose a PWA plan with caching strategy and milestones.
Offline-first patterns + performance checks included.