Location: Poland

We Are:

RTB House is a global company that provides state-of-the-art marketing technologies for top brands and agencies worldwide. Its proprietary ad-buying engine is the first in the world to be powered entirely by Deep Learning algorithms, enabling advertisers to generate outstandin…

Location: [Poland]

We Are:

RTB House is a global company that provides state-of-the-art marketing technologies for top brands and agencies worldwide. Its proprietary ad-buying engine is the first in the world to be powered entirely by Deep Learning algorithms, enabling advertisers to generate outstandi…

About ElevenLabs

ElevenLabs is an AI research and product company transforming how we interact with technology.

We launched in January 2023 with the first human-like AI voice model. Today, we serve millions of users and thousands of businesses - from fast-growing startups to large enterprises like Deu…

In short

If you're a backend engineer who doesn't just build what's asked, but shapes how it's built, we want to talk. We're looking for someone who can own the technical direction of a project end to end: architecture, infrastructure, trade-offs, and the conversations that come with them. You'd join…

In short

If you're a Senior Flutter Developer who knows what flutter_blue_plus does in production, and you've shipped apps that talk to physical devices over BLE, we want to talk. You'd join us on a freelance, time & material basis: you're paid for the hours you actually work on real client projects.…

In short

If you're a Senior iOS Developer who knows BLE inside out and likes code that talks to physical things, we want to talk. You'd join us on a freelance, time & material basis: you're paid for the hours you actually work on real client projects. The first three months are about figuring out if w…

In short

If you're a Senior QA Engineer who's tested apps that talk to physical devices, and you know that "reproduce on my phone" doesn't end the conversation, we want to talk. You'd join us on a freelance, time & material basis: you're paid for the hours you actually work on real client projects. Th…

In short

We're looking for a Mobile Developer with serious BLE experience. Flutter, native iOS (Swift), native Android (Kotlin), or some combination, we're open as long as you know how to make apps talk to devices. You'd join us on a freelance, time & material basis: you're paid for the hours you actu…

In short

If you're a Senior Android Developer who knows BLE inside out and isn't afraid of code that talks to physical things, we want to talk. You'd join us on a freelance, time & material basis: you're paid for the hours you actually work on real client projects. The first three months are about fi…

In short

We're looking for an experienced QA Lead to take ownership of quality assurance across our mobile and IoT projects. You'll design test strategies, raise the bar on QA practices, build up the chapter, and mentor a team of testers who already know what they're doing. This is a permanent role:…