Senior Backend Engineer (IoT) (all genders)

tonies

13h•Hybrid

About The Position

tonies is the world’s leading interactive audio platform for children, with over 12 million Tonieboxes and 165 million Tonies sold globally. Our intuitive, screen-free system empowers children to learn and play independently in a safe and engaging way. With a presence in over 100 countries and a diverse portfolio of ~1,500 Tonies across multiple languages, we continue to redefine how children experience storytelling and learning. Since our IPO in 2021, our global team of 630+ colleagues is united by a shared mission: shaping the future of play, learning, and imagination. Do you want to develop a product that is used worldwide? Do you have high standards for continuous discovery, usability and clean code? Do you challenge decisions and ideas against current requirements to ensure continuous improvement? If you answered “YES!” to these questions, we want to talk to you! As a Senior Backend Engineer (m/f/d) you will join a talented product team dedicated to developing and maintaining the Toniecloud IoT services. Your focus will be on continuous discovery, usability, quality and security, ensuring a top-tier experience for our millions of users worldwide. In the IoT and Control stream, you will play a central role in ensuring the seamless integration of our IoT products. You will empower our users by providing them with intuitive tools to set up and customize their devices to suit their unique needs.

Requirements

You have been a passionate software engineer for many years and are excited to continue improving your skills
Track record in building or maintaining backends for IoT products
You are fluent in at least two programming languages, one of them is Python – and you can quickly adapt to new languages when needed
Experience with Django is essential
Your code is lean, well-structured and easy to understand. You avoid unnecessary complexity from the outset and have a knack for solving complex problems with simple solutions
You are familiar with database systems (ideally PostgreSQL) and use ORMs thoughtfully and efficiently
Linux is your preferred environment and working with Git and GitLab is part of your daily routine
Your work style is characterized by agility, teamwork, independence and creativity, especially when exploring new solutions
You place great importance on automated tests, CI/CD, and observability
APIs (REST or GraphQL) are like your native language
You are comfortable communicating in English in a professional work environment
You must be currently based in Germany.
Last but not least: you are enthusiastic about our product and want to join us on our exciting journey!

Responsibilities

You take charge of developing and maintaining our Toniecloud IoT services, ensuring they meet the needs of millions of users
Play a key role in our Toniecloud ecosystem, which includes: A robust django backend platform offering RESTful and GraphQL APIs, An IoT messaging stack that processes technical diagnostic data from millions of Tonieboxes around the globe
Maintain our commitment to reliability, ensuring our services are available 24/7, 365 days a year, and helping us achieve our 99,99% SLA
Collaborate within a cross-functional, stream-aligned team, where you’ll champion technical excellence to deliver seamless, always-on services.
Work closely with the Product Manager and team members to ensure a fantastic user experience within the app (enabling parents to set up and configure their Tonieboxes and Tonies, enabling unlimited joy for our little listeners)

Benefits

Deutschlandticket (public transport ticket) for unlimited mobility
A monthly contribution for an office parking space
A leasing bicycle
A remote work subsidy
Subsidies for company pension plans
Occupational pension schemes
Occupational disability insurance
30 days of paid annual leave plus three additional days off such as Rosenmontag, Christmas Eve, and New Year's Eve.
Up to 10 "toniecation days" (unpaid leave days) after one year of employment
Internal and external training opportunities
An individual learning budget
Access to the language learning app Babbel
Access to the meditation app Calm
Attractive discounts on our entire range of tonies products.