Kepler Dev
Get in touch

Kepler Dev designs and builds digital products, from first idea to production.

See selected work

Selected work

All work

Glitre Loyalty Platform

Loyalty platform · Fuel retail · GCC
  • Customer app
  • Worker app
  • Manager dashboard
  • Illustrative screen: Customer app, Arabic-first
    مرحباً
    رصيد النقاط1,250
    00:58رمز لمرة واحدة
    الرئيسيةالمكافآتالمحطات
  • Illustrative screen: Head-office points ledger
    Points ledger
    Append-only, enforced by the database
    EntryPoints
    Earn · Station A+ 100
    Redeem · Reward− 500
    Reversal · Case 1001+ 100
    Earn · Station B+ 40
  • Illustrative screen: Station staff app
    Code scanned
    Purchase100.00
    Points+ 100
    Station
    Station A
    Code
    Single use
    Confirm purchaseSettles once, even if retried
  • Illustrative screen: One API contract behind every app
    Customer appStaff appDashboard
    One API contract60 operations
    Loyalty servicesPoints ledgerMessage queue
User-facing products
3
OpenAPI contract
1
Data models
30
Languages, Arabic-first
2
Manager dashboard pages
9

Illustrative screens in our own styling. The client's screens, branding and data are not shown.

Read the case study

HS VPN

One-tap mobile VPN built for restrictive networks.

Customer-owned project · led end to end by Mahmoud

Worked in Iran and Turkmenistan. Firebase showed daily users in Iran and about 1,500 users in Turkmenistan.

Android
On Google Play

10K+ Google Play downloads recorded 25 September 2026.

iOS
TestFlight only

No public App Store release.

  • Earlier iOS HS VPN screen showing the connected dashboard and primary connection control.
    Historical iOS captureConnected dashboardProject repository
  • Earlier iOS HS VPN statistics screen showing session duration and traffic panels.
    Historical iOS captureSession statisticsProject repository

The current Android release has different screens.

View case study

From idea to production

Every product grows from a single idea.

We follow the same four steps on every engagement, so an early idea becomes a working product—and a working product keeps getting better.

  1. 01

    Listen closely

    We learn your context, goals, and challenges before suggesting a single solution.

    Context briefDraft
    • Who uses it
    • Where work slows down
    • What success looks like
  2. 02

    Find the focus

    We define the right problems to solve and the outcomes that matter most.

    Product blueprintScope agreed
    • Customer onboardingMust
    • Operations dashboardMust
    • Admin roles and accessNext
  3. 03

    Make it real

    We design and build products that are useful, usable, and built to last.

    Working release Live
    1. Submitted
    2. In review
    3. Approved
    4. Onboarding
    Customer appOperationsAdmin
  4. 04

    Improve with care

    We evolve your product with insight and long-term partnership.

    Release notesOngoing
    • v1.4Export to spreadsheetIn progress
    • v1.3Arabic interfaceShipped
    • v1.2Faster searchShipped
Mahmoud Mohamed Attia, founder of Kepler Dev

Founder-led

Mahmoud Mohamed Attia

Founder & Product Engineer

One accountable partner from first conversation to launch.

“I started Kepler Dev because too much product work ships without anyone really understanding the operation it has to serve.”

Based in
United Kingdom and Cairo, Egypt
Working with
Teams across the GCC and worldwide
Languages
Arabic, English, French and German
Involvement
Discovery through delivery
Meet the founder

Ways to work together

Focused support for the next useful move.

Not sure which fits? Start a conversation

For a high-stakes workflow that needs clarity before anyone writes code.

What you get

A decision-ready direction: the scope, the technical plan, the risks named out loud, and an estimate you can hold us to.

Discuss this route

Questions, answered

A clear place to begin.

How is pricing determined?

Pricing follows the scope, risk, and ownership required. It is discussed after the project review, not presented as a generic menu.

Will I own the product and source code?

Ownership and handover are agreed clearly as part of the engagement so the product can remain useful beyond a single delivery cycle.

Who will work on my project?

Kepler Dev is a founder-led studio. Mahmoud Attia is accountable for technical direction and delivery on every engagement, and specialists join for the parts that genuinely need them. You are told who is working on your product before they start, not after.

Ready to start?

Tell us what you're building.

Start a conversation

A short conversation can save weeks of guesswork.