Engineering and Development
Android applications
We build Android apps that feel like serious products: fast to use, stable on both entry-level and flagship phones, and shipped to the Play Store without guesswork. We follow what Google recommends today — Kotlin, modern UI layers, and care for battery, data, and permissions — while explaining decisions in plain language so stakeholders are never lost.
Android is the OS most people carry in Brazil; “works on my phone model” is not a nice-to-have — it is a requirement. We design for tired users on shaky 4G: short flows, readable type, tappable targets, and error messages that say what to do next — not cryptic error codes.
Custom Android apps for your business
Delivery or ordering app
Menu, cart, order tracking, and a ping when the courier is on the way.
Field team app
Daily route, visit check-in, photos or signatures without paper forms.
Points or cashback program
Balance, redemptions, and reminders when new perks land.
Service booking
Pick time, pick staff, and reminders that actually show up.
Mobile storefront
Catalog, cart, and checkout with a short flow built for small screens.
Learning content
Lessons, saved progress, and downloads for shaky connections.
Health and telehealth
Video visits, simple history, and reminders for meds or follow-ups.
Sales rep catalog
Offline prices and photos so pitches work even with weak signal.
Checklists and light operations
Store opening, safety walkthroughs, or stock counts with timestamps.
One codebase, many brands
Flavors for each chain or franchise with the right logo and colors.
When it helps, we wire in integrations people already know: Google sign-in, maps, tap-to-pay where allowed, and notifications that deep-link to the right screen. Privacy and security are part of the design — what the app collects, why, and how users delete or export when law or policy asks.
On the engineering side we use Kotlin, Jetpack Compose when the product needs fast UI iteration, local storage for offline-first moments, and background work only where Play policies allow — so we do not promise magic the store will reject. We test across common screen sizes, ship through testing tracks before launch, and leave build pipelines plus docs so your team is not hostage to a single hero developer.
Portfolio of Android applications
Deliverables
App live on the Play Store
Active listing or a clear handover path to your developer account.
Private Git repository
Module layout, README, and history the next developer can follow.
Design files (when new UI)
Figma or equivalent with the screens shipped in the app.
Release package (AAB)
Signed bundle plus notes on keys and testing tracks.
Device test report
Models exercised and defects fixed before launch.
Privacy and data guide
What is collected, why, and how users request deletion or export.
Crash monitoring setup
Tooling configured so failures arrive with useful context.
Automated build pipeline
Compile, run baseline tests, and produce store or internal packages.
Developer handbook
Open the project, run emulators, and ship a staging build.
Hotfix and comms guide
Steps for corrective releases and talking to users when needed.
Training session
Live or recorded for internal teams or partners who will evolve the app.
Suggested improvement backlog
Prioritized product and tech items after go-live.
Execution methodology
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Kickoff and alignment
Audience, app goals, must-have screens, and what already exists on web or backend.
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Feature list and priorities
What ships in v1, what waits, and what is explicitly out of scope.
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Flows and screen design
User paths, key copy, and visuals aligned with your brand.
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Clickable prototype
You try the journey before heavy engineering so surprises stay small.
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App implementation
Kotlin build-out, code reviews, and frequent builds you can follow.
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Real device testing
Common models and Android versions so issues surface before users do.
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Accessibility and performance
Contrast, touch targets, cold start time, and battery impact on the radar.
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Play Store preparation
Store copy, graphics, content rating, and privacy forms filled carefully.
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Release and staged rollout
Gradual launch to gather feedback and fix calmly.
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Post-launch care
Crash monitoring, small fixes, and a sensible roadmap for next versions.
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Documentation and training
How to install test builds, read crash reports, and request changes.
