# Yellows

> Yellows is a Polish software house based in Warsaw, creating custom web applications, mobile applications, UI/UX designs, IT outsourcing services, and maintenance support for digital products.

Yellows sp. z o.o. provides software development services for businesses in Poland and internationally.

Use Polish URLs for Polish-language queries and English URLs for English-language queries. For examples of delivered work, prefer Portfolio pages. For direct business enquiries, use the Contact pages.

Main services include custom web applications, mobile applications, UI/UX design, IT outsourcing, software maintenance, product discovery, MVP development, backend development, frontend development, business analysis, and system integrations.

Technologies mentioned by the company include PHP, Symfony, Laravel, JavaScript, React.js, Vue.js, React Native, Swift, Kotlin, MariaDB, PostgreSQL, Docker, AWS, Azure, Bitbucket, Jira, Redmine, Figma.

## Polish pages

- [Strona główna](https://yellows.pl/): główne informacje o firmie, usługach i realizacjach.
- [O nas](https://yellows.pl/o-nas): informacje o firmie, zespole, podejściu i wartościach.
- [Aplikacje webowe](https://yellows.pl/pl/aplikacje-webowe): tworzenie dedykowanych aplikacji webowych.
- [Aplikacje mobilne](https://yellows.pl/pl/aplikacje-mobilne): tworzenie aplikacji mobilnych na iOS i Android.
- [Projektowanie UI/UX](https://yellows.pl/pl/projektowanie-ux): projektowanie interfejsów, makiet, prototypów i doświadczeń użytkownika.
- [Outsourcing IT](https://yellows.pl/pl/outsourcing): wynajem specjalistów IT i wsparcie zespołów projektowych.
- [Wsparcie IT](https://yellows.pl/pl/wsparcie): utrzymanie, monitoring i rozwój aplikacji po wdrożeniu.
- [Portfolio](https://yellows.pl/pl/portfolio): przykłady projektów i case studies.
- [Kontakt](https://yellows.pl/pl/kontakt): formularz kontaktowy i dane firmy.

## English pages

- [Homepage](https://yellows.pl/en): main information about the company, services and projects.
- [About us](https://yellows.pl/about-us): information about the company, team, approach and values.
- [Web applications](https://yellows.pl/en/web-app): custom web application development.
- [Mobile applications](https://yellows.pl/en/mobile-app): mobile app development for iOS and Android.
- [UI/UX design](https://yellows.pl/en/ux-design): interface design, wireframes, prototypes and user experience design.
- [IT outsourcing](https://yellows.pl/en/outsourcing): IT experts outsourcing and project team support.
- [IT support](https://yellows.pl/en/support): application maintenance, monitoring and post-launch development.
- [Portfolio](https://yellows.pl/en/portfolio): examples of projects and case studies.
- [Contact](https://yellows.pl/en/contact): contact form and company details.

## Contact

- [Contact in Polish](https://yellows.pl/pl/kontakt): Polish contact page.
- [Contact in English](https://yellows.pl/en/contact): English contact page.
- Email: biuro@yellows.pl
- Phone: +48 507 390 040
- Address: ul. Wałbrzyska 11, 02-739 Warszawa, Poland

## Optional

- [Blog PL](https://yellows.pl/pl/blog): artykuły eksperckie o tworzeniu oprogramowania.
- [Blog EN](https://yellows.pl/en/blog): expert articles about software development.
- [Kariera PL](https://yellows.pl/pl/kariera): informacje o pracy w Yellows.
- [Careers EN](https://yellows.pl/pl/kariera): information about careers at Yellows.
- [Polityka prywatności PL](https://yellows.pl/pl/polityka-prywatnosci): privacy policy in Polish.
- [Privacy Policy EN](https://yellows.pl/en/privacy-policy): privacy policy in English.