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Tuzla Canton, Bosnia and Herzegovina

Backends that hold up after launch.

DIVERD is a development business built around one stack: Python and Django. Backend systems, internal tools and web products for companies that need software to work, not to impress a slide deck.

  • Direct contact, no middlemen
  • Python, Django, PostgreSQL — exclusively
  • Everything below is live in production
Projects in production
6
Primary stack
Django
First reply
One working day

Hall of fame

Client systems, products and sites built here and running in production. Every one is a live address you can open — not a mockup, not a case study.

DIVERD QR Code Studio

DIVERD QR Code Studio

Django 2026

Eighteen kinds of QR code, styled to a brand and scannable before you sign up for anything — plus QR menus for restaurants, at an address printed on the table.

Built and run end to end: the code generator, the preview that renders before registration, per-account plans and quotas enforced inside a transaction, published menus at short public URLs, and the full site in English, Bosnian and German with a sitemap and hreflang set for each.

  • Django
  • PostgreSQL
  • Pillow
  • qrcode
  • WhiteNoise
  • uWSGI
  • GIT
DIVERD Invoicing

DIVERD Invoicing

Django 2026

Invoicing for a small business: clients, items, tax, recurring reminders, and a PDF that looks like it came from an accountant rather than a spreadsheet.

Invoice designs the user can lay out themselves, PDF rendering with WeasyPrint, import from existing data, scheduled reminders for what is overdue, and a cookie and privacy regime that discloses rather than pretends to ask.

  • Django
  • PostgreSQL
  • WeasyPrint
  • Pillow
  • WhiteNoise
  • uWSGI
  • GIT
Icon Accounting — iConnect

Icon Accounting — iConnect

Django

The contractors portal for Icon Accounting, an Irish accountancy practice — where contractors sign in to deal with their own paperwork instead of emailing it in.

A Django application built for a client and run behind their own login, which is why the picture is the sign-in screen: everything past it belongs to their contractors. Work of this shape is most of what a business actually needs — an internal system that a specific set of people use every week, rather than a public site.

  • Django
  • Python
  • jQuery
  • Bootstrap
  • nginx
  • AWS
  • GIT
DIVERD

DIVERD

Django 2026

This site. A portfolio and a bilingual blog with its own editor, where each language is published on its own schedule and at its own address.

Server-rendered so it can be indexed, with a sitemap, hreflang across both languages, structured data, and a studio where a post is written in English and Bosnian side by side and each version goes live when it is ready.

  • Django
  • PostgreSQL
  • Pillow
  • WhiteNoise
  • GIT
ramicomer.com

ramicomer.com

Django 2024

A personal portfolio and blog in English and Bosnian — the first place the bilingual pattern this site now uses was worked out.

Portfolio, services and a blog, with a language switcher on every page.

  • Django
  • Python
  • MySQL
  • GIT
Garten Flos Salzburg

Garten Flos Salzburg

WordPress 2023

Tree felling and garden care in Salzburg. The one WordPress site here — built on the platform the client already had staff able to update.

Chosen deliberately: the client needed to edit their own pages without a developer, and a custom build would have made that harder rather than better. The right tool is not always the one you like writing.

  • WordPress
  • PHP
  • MySQL
  • custom theme work
  • on-page SEO

What DIVERD does

Six things, described plainly. A project that needs something outside this list is told so up front, rather than learned on the client's budget.

Django backends

The part users never see and notice immediately when it breaks. Models that match the business, views that do one thing, and a project layout the next developer can read.

Databases and data

Schema design, migrations that run on a live database without a maintenance window, and queries that stay fast when the table is not empty any more.

Products, end to end

Two of the products below were designed, built, deployed and are still maintained here — including billing, multiple languages and the boring legal pages.

AI in the workflow

Used where it earns its place: reviewing diffs, drafting tests, catching the mistake at four in the afternoon. It speeds the work up; it does not replace knowing what the code should do.

Security by default

HTTPS everywhere, hashed passwords, CSRF on every form, no secrets in the repository. Built in from the first commit, because bolting it on afterwards never quite covers everything.

Deployment and hosting

nginx and uWSGI, certificates that renew themselves, and backups that have actually been restored at least once. A site nobody can deploy is not finished.

How a project runs

  1. 1

    A conversation

    Half an hour on what the software has to do and what it must not do. Free, and it often ends with the answer that a custom build is not what you need.

  2. 2

    A written scope

    What is being built, what it costs, and when. In writing, before any code exists, so nothing is left to memory later.

  3. 3

    Short cycles

    Something running to look at every week or two. Direction is cheap to change early and expensive to change at the end.

  4. 4

    Handover, or not

    The code and the deployment are yours. Keep DIVERD on for maintenance or hand it to your own team — both are fine, and neither is a hostage situation.

From the blog

Notes from the work, in both languages.

All posts

About DIVERD

DIVERD is a registered software business in Kalesija, Tuzla Canton, specialising in Python and Django. The portfolio above is the whole of it: client systems, two products of our own, and sites that have been running in production for years.

The work is backend-first — data models, APIs, internal tools, and the deployment that keeps them running. Small enough to reach directly, established enough to invoice properly and still be here next year.

  • BusinessDSO - DIVERD
  • ID number4311567850005
  • Location75260 Kalesija, Bosnia and Herzegovina
  • HoursMon-Fri 09:00-17:00 CET