</deriverge>

Software studio · Czech Republic · since 2023

We design, build and run software.

Mobile and web applications for companies around the world, and products of our own: an e-mail marketing platform, four mobile apps and a data platform that reads the career sites of tens of thousands of companies every night.

Write to us What we run

Live from our data platform

open jobs in tonight's index
1,735,507
companies in the index
47,958
index built
2026-10-20 03:00 UTC
public data tools on Apify
85

What we run

Products of our own

E-mail marketing platform · Czech Republic and Slovakia

Poštárna

Bulk campaigns, automations and statistics that show what each e-mail earned. A drag-and-drop editor, segments, a unique discount code for every recipient, name-day and birthday campaigns, products from the e-shop feed and a guided move from SmartEmailing.

  • Drag-and-drop editor
  • Automations
  • Unique codes
  • E-shop feed
  • Revenue per e-mail
postarna.cz postarna.sk

Data platform

Public data, collected properly

Our sources are public data and official interfaces. We do not log in, do not bypass bot protection and do not collect personal profiles.

1,735,507
open jobs
47,958
companies
14
applicant tracking systems
85
public data tools
4
APIs with monthly plans
daily file or API

Job data feed

Every open job from the career sites of more than 47,000 companies on 14 applicant tracking systems, delivered daily. For job boards, HR products and labour market research.

 Apify Store

85 data tools on Apify

Job listings, events, company registers, sport and more. You pay only for the records you get.

 RapidAPI

4 APIs with monthly plans

Job search, domain tools, phone number validation and URL status, with a free tier.

 in the browser

Free tools

DNS, WHOIS, domain availability, Wayback Machine, phone numbers and companies by applicant tracking system.

What the tools collect

  • 29Job listingsCareer Site and ATS Jobs API, Foundit Jobs Scraper, iimjobs Scraper, YC Jobs Scraper
  • 13Sport and prediction marketsNHL Scraper, MLB Scraper, UFC Scraper, ATP & WTA Tennis Scraper
  • 14Web, domains and utilitiesPDF Text Extractor, Tech Stack Detector, Shopify Store Analyzer, Shopify Products Scraper
  • 13Companies, registers and tendersBrazil CNPJ Lookup, Bulgarian Commercial Register Scraper, Latvian Company Register Scraper, French Company Registry Scraper
  • 7News, trends and contentGoogle News Scraper, Substack Scraper, Google Autocomplete Scraper, Google Trends Trending Now Scraper
  • 5EventsMeetup Events Scraper, Luma Events Scraper, Resident Advisor Events Scraper, Eventbrite Events Scraper
  • 4Apps and reviewsGoogle Play Scraper, App Store Scraper, Google Play Reviews Scraper, App Store Reviews Scraper

Mobile apps

Apps we build and publish

Tapkasa

Tapkasa

point of sale

A pocket point of sale for stalls, markets and festivals. Works without internet, free for small events.

App StoreGoogle Play

SealSlim

SealSlim

photo compression

Photo compression on the phone. Smaller photos for forms, e-mail and the web; nothing is uploaded anywhere.

App StoreGoogle Play

Fixbill

Fixbill

quotes and invoices

Quotes and invoices from the phone for tradespeople. The customer signs on the screen and the invoice carries a QR payment.

VZT Montér

VZT Montér

HVAC calculator

A calculator for ventilation installers: offsets, pressure losses and PDF reports straight on the building site.

For clients

What we build for you

Mobile applications

iOS and Android from one codebase, including release to the App Store and Google Play and subscriptions through both stores.

Web applications

Internal tools, customer portals and dashboards, designed for daily work rather than for a demo.

Data and automation

Collecting public data, connecting systems that do not talk to each other, and APIs with paid plans. We run the same methods on our own data platform.

How we work

Four rules we keep

  • We agree the scope up front. The price does not change on the way.

  • You get all of the code, including every access.

  • What we ship, we can also maintain.

  • We do not talk about our clients. We would not talk about you either.

Contact

info@deriverge.com

Tell us what you need to build or which data you need. We reply in English or Czech.

Company
deriverge s.r.o.
Company and VAT ID
19456361 · CZ19456361