Stellenangebote für: - SENIOR APPLICATION ENGINEER BACKEND BERLIN

We are looking for a full-time Senior Backend Engineer to join our Babbel Customer Communication Platform engineering team! Our CC Platform team (CRM area) provides services to other teams across the organization, helping them manage and maintain their data to use in the customer communications. We build and maintain data pipelines, ensure data quality, and develop APIs and integrations to support business needs. Working together with motivated colleagues, you will be collaborating and diving in...

We are looking for a Principal Fullstack Engineer to join the Learner Experience Cluster at Babbel and help shape the technology behind impactful, customer-facing learning experiences used by millions of learners worldwide. As a Principal Software Engineer, you operate at the intersection of deep technical judgment, product thinking, and organizational impact. You care deeply about how technology enables learning outcomes and learner experience, and you are motivated by building systems that are...

1KOMMA5° We are looking for you to join our tech team in Berlin, Munich, or Hamburg. 1KOMMA5° is creating Germany's largest one-stop-shop for the sale, installation, and servicing of solar panels, heat pumps, electricity solutions, and charging infrastructure. And the best part? They are all interconnected! Become a part of our mission and learn about our Product & Tech team! Deine Position You will work on transforming the energy market by enabling seamless and efficient booking of our digital ...

Location: Berlin, Vienna, Cologne, Aachen, Frankfurt, Nuremberg (all hybrid) Employment: Full-time and starting immediately Scavenger AI is a Decision Intelligence platform that helps mid-sized companies create their own data analyses in seconds using natural language. As a Senior Full Stack Engineer (Python & React), you will be part of our core team. You'll work directly on the product with experienced colleagues in Tech, Data, and Product. Tasks Frontend: You will develop data visualizations ...

At Superchat, we're reimagining how businesses communicate with their customers. Our mission is simple: Communicating with a business should be as easy and natural as talking to a friend. What you'll do: You take ownership by building and delivering new features to our customers on your own You improve the performance of our platform to enhance the user experience for our customers You participate in discussions about the long-term architecture of Superchat You shape internal development process...

We build data product sharing software which fuels AI. Monda believes that any company should be able to share and access the data they need to fuel AI. Therefore we create a borderless data sharing ecosystem to fuel the AI revolution and accelerate human progress. We encourage and empower any company in the world to share and monetize their data safely. Our Engineering Team: We are a passionate, multicultural engineering team dedicated to turning complex data challenges into seamless software -...

Decentriq is the rising leader in data-clean-room technology. With Decentriq, advertisers, retailers, and publishers securely collaborate on 1st-party data for optimal audience targeting and campaign measurement. Headquartered in Zürich, Decentriq is trusted by renowned institutions in the DACH market and beyond, such as RTL Ad Alliance, Publicis Media, and PostFinance. Our analytics & ML pipelines are the heartbeat of this platform. Built in Python (pandas) and Apache Spark, they run either in ...

*Make sure that you add your portfolio as a URL, otherwise your application will be rejected. Are you a senior developer who crafts elegant frontends with React & TypeScript, and thrives in an engineering culture of innovation and ownership?* At TextCortex AI, you'll join a core team of ambitious builders on a mission to transform how organizations harness AI. We've scaled from a few thousand users to millions in just two years, earning recognition as a Top 10 AI product of 2025 on G2 and servin...

1KOMMA5° We are looking for you to join our tech team in Berlin, Munich, or Hamburg. 1KOMMA5° is creating Germany's largest one-stop-shop for the sale, installation, and servicing of solar panels, heat pumps, electricity solutions, and charging infrastructure. And the best part? They are all interconnected! Become a part of our mission and learn about our Product & Tech team! Deine Position You will help transform the business of selling renewable technologies at scale. With our core marketing a...

1KOMMA5° At 1KOMMA5°, we are building Europe's leading clean energy operating system -- connecting solar, heat pumps, energy storage, and charging into one unified platform. As Senior Backend Engineer (Typescript) - Heartbeat AI (m/f/d), you will own the technical architecture behind how we manage, automate, and connect contracts and energy partner integrations across the Heartbeat AI platform. Your focus will be on backend systems, ensuring that customer and energy contracts are reliably integr...

At Superchat, we're reimagining how businesses communicate with their customers. Our mission is simple: Communicating with a business should be as easy and natural as talking to a friend. What you'll do: You develop and implement new features for our web applications and packages You maintain, optimize, and improve our existing codebase You work closely with backend engineers and designers to create seamless user experiences You take full ownership of features from implementation to deployment Y...

About Us: Welcome to Terra One - an exciting-fast growing company focused on developing and operating large-scale battery storage systems in Germany. With a focus on innovation and sustainability, our company is driving forward the expansion of renewable energy infrastructure in order to make a significant contribution to achieving climate neutrality. Our Mission: At Terra One, we accelerate the expansion of renewable energy infrastructure by developing and implementing innovative solutions. Our...

We are looking for a Senior AI / Machine Learning Engineer to join our engineering team in Berlin, Germany. In this role, you will be responsible for integrating advanced AI models into production systems, building scalable ML pipelines, and training custom models that solve real business challenges. You will combine strong software engineering skills with deep ML expertise to bridge the gap between research-driven models and scalable, production-ready AI solutions. Tasks AI Model Integration & ...

Your Mission You will help us to keep improving our projects and bring them to the next level, establish new services using modern approaches and following programming standards to fulfil the requirements of our multi-platform applications. Rebuild old concepts, translate them to well known programming-patterns, and transparent and maintainable business logic. If you are passionate about building modern, reusable code and libraries for future use, and interested in helping the Gymondo community ...

Let me introduce... ith Sonia, doctors are successful doctors. We create and deploy AI-enhanced solutions that make doctors' lives easier, patients' care better, and healthcare systems more efficient. If you're proactive, impact-driven, and ready to shape the future of healthcare, join us. We're looking for a Senior Full-Stack Engineer (all) to help us build modern, high-performing web applications. You'll play a key role in shaping our architecture, mentoring team members, and contributing to t...

About Via Health Via Health is revolutionizing mental healthcare through AI-powered technology. We're building the future of psychotherapy documentation, enabling therapists to focus on what matters most - their patients. Our platform automates session documentation, creates comprehensive psychological reports in seconds, and saves therapists up to 80% of their administrative time. We're a fast-moving startup operating at the intersection of healthcare, AI, and software development. Our mission ...

Als primärer Digitalisierungspartner der Bundeswehr erbringen wir stabile, sichere und effiziente IT-Services im In- und Ausland, vom Grundbetrieb bis in den einsatznahen Bereich und tragen so zur kontinuierlichen Erhöhung der Führungs- und Einsatzfähigkeit der Bundeswehr bei. Mit über 7.700 Kolleg* innen betreiben und modernisieren wir eine der größten und komplexesten IT-Infrastrukturen in Deutschland. Wir suchen verantwortungsvolle IT-Spezialist* innen, die die Bundeswehr-IT aus Überzeugung i...