.Net Developer with Android

5 574 - 6 967 USDNet per month - B2B
5 016 - 5 852 USDGross per month - Permanent
Net

.Net Developer with Android

Net
-, Gdynia +4 Locations

Speeron Polska

Full-time
B2B, Permanent
Senior
Hybrid
5 574 - 6 967 USD
Net per month - B2B
5 016 - 5 852 USD
Gross per month - Permanent

Job description

.Net Developer with Android


Speeron is the leading integration partner for the hospitality industry. We help hotels deliver a fully digital, seamless guest journey - from arrival to checkout - through smart automation, integrated guest flows, and new revenue opportunities. All experiences are powered by the Speeron NEXT platform

We’re now looking for .Net Developer with Android experience to strengthen our product team and help shape the future of digital hospitality.



WHAT YOU WILL DO

You’ll help build a modern hotel digital experience used by guests worldwide: covering check-in/out flows, guest portals, self-service kiosks, and next-generation TV solutions, delivered across web, mobile, and dedicated hardware.

You’ll work hands-on across the stack:

  • Build .NET (C#) backend services (APIs, business logic, integrations)

  • Deliver solutions running on browsers, mobile devices, and kiosks

  • Automate deployments with Ansible

  • Write unit, integration, and functional tests

  • Collaborate in planning, demos, and retrospectives

You’ll join a team focused on clean architecture, quality, and continuous learning, with coaching and training along the way. If you like building real software used by real people, you’ll fit right in.


PROJECTS

Mobile Key Lock

A Kotlin-based Android app enabling guests to unlock rooms via BLE and NFC. You’ll build .NET backend services for secure key provisioning, Guest Portal integration, and digital key lifecycle management - powering a fully contactless experience.


Speeron NEXT Interactive TV

An Android in-room TV platform running on set-top boxes. You’ll work on .NET backend and integrations for interactive TV, PMS-connected services, guest apps, mobile-to-TV control, and digital signage - all on one hardware platform.


REQUIRED COMPETENCE

  • C#

  • Experience working with WebSockets and RESTful backend integrations 

  • Experience with Android and Jetpack components

  • “Clean Code”, ”Code Craftmanship” and “SOLID”

  • At least 5 years related experience

  • Ability to take ownership and drive work independently 

  • Good English (B2 / C1)


NICE-TO-HAVE COMPETENCE

  • HTML5, CSS3, Bootstrap

  • Angular or React, TypeScript

  • Experience with Google Play publishing & updating processes 

  • Experience working with BLE and/or NFC 

  • Experience working with Raspberry Pi 


BENEFITS

  • Full-time employment agreement or B2B contract

  • Regular team integrations

  • Flexible work hours

  • Work in international environment 

  • Conferences & Trainings

  • Books reimbursement

  • Sport package

  • Private health care

  • Recommendation bonus

  • Scandinavian work style


If you want to build next-generation hotel guest technology, we’d love to hear from you.

Tech stack

    English

    C1

    C#

    advanced

    SOLID Principles

    regular

    WebSocket

    regular

    RESTful

    regular

    Clean Code

    regular

    JetPack

    regular

    Android

    junior

    Angular

    nice to have

    BLE

    nice to have

    NFC

    nice to have

Office location

Published: 17.12.2025

.Net Developer with Android

5 574 - 6 967 USDNet per month - B2B
Summary of the offer

.Net Developer with Android

-, Gdynia
Speeron Polska
5 574 - 6 967 USDNet per month - B2B
5 016 - 5 852 USDGross per month - Permanent
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.Net Developer with Android - Speeron Polska