Kotlin Developer (f/m/x)

Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.

How freelancing works at Netguru?

As a Netguru freelancer, you can choose what works well for you. You decide when, where, and how you work on projects and tasks.

We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills.

But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team.

So, are you ready to make an impact? Join Netguru, and let's build beautiful software together.

Currently we are looking for a Backend Kotlin Engineer

Salary range (Regular): from 70 PLN/h

Engagement: fulltime

Working Hours: CET

Start date: around mid July 2026

Project duration: minimum 6 months

Requirements

Good command of written and spoken English.
Located in European Union
Kotlin
Kubernetes
Event-driven systems (Kafka)
CI/CD for mobile and backend applications
DevOps collaboration
Certification and compliance processesBenefits

In return, we offer:
100% remote, flexible work.
Work with an experienced team of developers and continuous development of your hard and soft skills.
Dev-friendly processes such as Continuous Integration, Continuous Delivery, Code Review and bug bashes.
Long-term collaboration on challenging products (FinTech, B2B software, E-commerce and more).

Here's what you can expect from the recruitment process:

First, you'll meet with one of our recruiters to get to know each other better.
If everything goes well, you'll…

Czym będziesz się zajmować?

What you'll do:
Build real mobile apps that ship to the App Store and Google Play, running on Android and iOS from one shared Kotlin codebase
Work with the most modern AI engineering tooling and test new tools as the ecosystem shifts month to month
Make technical decisions together with engineers, designers, product managers and clients instead of simply implementing ticketsHow we work (AI-first):
Agentic coding is our default — Claude Code, Codex, Cursor, whatever's best that week
We keep experimenting: no processes carved in stone, we try things, measure them and keep what works
We work in small, tight, multidisciplinary teams of 3 to 5 people, all on one project — your responsibility and impact are biggerWhat we offer:
Work with a schedule that fits your lifestyle
Private health insurance, MultiSport card, HearMe platform and more
Work your way — remotely or from our Kraków office
Projects for clients around the world

Kogo poszukujemy?

Key requirements:
Real curiosity — you try new tools on your own and follow where mobile and AI are heading
Strong fundamentals: OOP, functional programming, design patterns, clean architecture (MVVM, MVI), clean maintainable code
Commercial Android/Kotlin experience plus hands-on Kotlin Multiplatform, Coroutines and KMP concepts like expect/actual
Compose Multiplatform or Jetpack Compose plus SwiftUI, and enough Swift and Xcode to work at the platform boundary
KMP libraries such as Ktor, Koin, SQLDelight/Room, plus Android Studio, Gradle and Git
Fluency in AI tools (Claude Code, Codex, Cursor or similar) to generate, review and improve code
English min. B2 to work with clients
In the application form, share a link to your AI-built test, tool or video: a shipped app, a repo or open-source project, or a 2–3 min video of you working with AI coding agentsIf you're more senior:
Several years building mobile products used by real users
Defining technical direction and defending architectural decisions (tim…

Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.

How freelancing works at Netguru?As a Netguru freelancer, you can choose what works well for you. You decide when, where, and how you work on projects and tasks.

We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills.

But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team.

So, are you ready to make an impact? Join Netguru, and let's build beautiful software together.

Salary ranges: up to 135PLN/h
6-12 months project with possibility for extension

Requirements

Netguru is looking for two Senior Android Developers to join the client's mobile team — one for each of the two areas described below.

Area 1 — Mobile Platform / Super App Designing and implementing an architecture based on Native Shells, Native Modules, WebView, and Server Driven UI; preparing modularization that enables multiple teams to work in parallel; defining technical standards, CI/CD, release processes, and integration with native device features.

Area 2 — Mobile Payments Native mobile payments: architecture and implementation of in-app payments, integration with payment operators, Google Pay, card tokenization, SCA/PSD2, transaction security, monitoring, and support for subscription and recurring payment processes.

Responsibilities

Area 1 — Mobile Platform / Super App

Implement the architecture based on Native Shells, Native Modules, WebView, and Server D…