Senior Android Developer (freelance)

intent

2d • $90 - $180 • Remote

About The Position

We are seeking a Senior Android Developer with expertise in Bluetooth Low Energy (BLE) and experience in developing applications that interact with physical devices. This is a freelance, time & material position with the potential for a permanent contract and full benefits after an initial three-month evaluation period. Intent has been designing and co-creating connected devices since 2008, working with clients like Oura and BOSE. We are a fully remote, AI-native company of over 60 people.

Requirements

• 3+ years writing production Android in commercial projects
• Strong Kotlin skills
• Hands-on BLE integration experience: real apps talking to real peripherals
• Jetpack Compose in production
• Comfort with popular Android libraries: Koin, Hilt, and the modern stack
• Unit testing discipline (JUnit, Mockito, Robolectric, or similar) with a TDD mindset
• English at B2+, written and spoken
• Problem-solving skills
• High coding standards and an eye on what's new in the Android world
• Initiative, ownership, and clear communication

Nice To Haves

• Solid grasp of architecture and design patterns
• Previous IoT or connected device projects
• Functional reactive programming (Flow, RxJava)
• Google Play release experience and Android Auto
• Agile or Scrum delivery experience
• Some Flutter experience
• Genuine curiosity about the things you build

Responsibilities

• Design, build, and maintain Android apps that communicate with hardware peripherals over BLE
• Write performant, reusable, and reliable Kotlin code
• Take part in specifying, planning, and estimating new modules and features
• Cover your code with unit tests and keep a TDD mindset where it makes sense
• Review pull requests and give teammates feedback
• Hunt down bottlenecks and bugs
• Share what you learn through tech talks, internal docs, or pair sessions
• Use AI tools as part of your daily workflow

Benefits

• 90-180 PLN/h net B2B
• Truly flexible hours
• Fully remote
• Access to internal knowledge-sharing: tech talks, experiments, side projects
• Potential for a permanent contract with a fixed monthly salary, 26 days paid leave, 10 sick days, Saltus medical care, and a training budget after the initial 3 months

What This Job Offers

• Career Level: Senior
• Education Level: No Education Listed