backend engineer nodejs Jobs in Berlin

About UsSTARK is a new kind of defence technology company revolutionizing the way autonomous systems are deployed across multiple domains. We design, develop and manufacture high performance unmanned systems that are software-defined, mass-scalable, and cost effective. This provides our operators with a decisive edge in highly contested environments.We’re...

.img – itai’s machine GmbH is a digital technology company specializing in modern publishing solutions. With our “journalistic operating system” (.jOS), we offer a cloud-native publishing platform that serves millions of users by connecting to headless CMS systems, processing and enriching content, and distributing it via web and mobile applications....

Your responsibilitiesWork side-by-side with our CTO and our engineering team to develop systems that power our platform in hospitals and allow us to continuously ship great features.Lead backend work, helping us to scale reliably across cloud and hybrid deploymentsTake ownership of key components in our product roadmap and collaborate with our product and...

About the RoleJoin a small, high-velocity engineering team building voice AI agents for customer-facing workflows. You will own projects end to end, from product decisions and system design to production code, across applied AI, real-time audio, and distributed systems.What You'll DoBuild reliable voice AI systems, including retrieval-augmented generation,...

About lemon.markets 🍋We enable anyone to be an investor. Our mission is to grow investing opportunities for all European customers and businesses. By empowering FinTechs, banks, and wealth managers to offer investment products, we help create financial well-being for their customers.lemon.markets is a Brokerage-as-a-Service platform: simple digital access...

At SumUp, the Global Bank team builds the core infrastructure and services that give merchants a digital bank account, helping small businesses manage their money easily and reliably.  The Balance Management Squad sits at the core of the Global Bank Platform. Right now, our team is completing a major milestone: consolidating and modernizing our balance...

Cresta unlocks the true potential of the customer experience, turning every conversation into a competitive advantage. Cresta’s unified AI platform combines conversational AI agents, real-time human agent augmentation, and comprehensive conversation intelligence to drive revenue and efficiency gains across every channel. The world’s leading companies,...

THE ROLE AND THE TEAMThe ZEOS B2B Platform is the core engine that enables our partners to integrate and scale within the Zalando ecosystem. As a Backend Software Engineer, you will join an agile, cross-functional team dedicated to building the high-performance services that power our partner-facing products. We work in an API-first environment where we turn...

Location: Remote / Berlin (Office available) | Language Requirement: Fluent GermanAt Deepslate, we are building Speech to Speech Voice AI models that sound and act indistinguishable from a human.When it comes to text and images, giants like OpenAI and Google have already cracked the code. With video, Veo3, Sora and others are closing the gap rapidly. But...

About the team: You’ll join one of the teams within SumUp’s Identity Lifecycle Mission, working on some of the most critical building blocks behind the merchant journey, from onboarding and identity verification to KYC/KYB, regulatory data collection, and managing customer identity throughout the entire lifecycle. Today, many of these capabilities live...

About the Run & Grow: Run & Grow is where SumUp builds the platforms and capabilities that help merchants discover, join, use, and continue growing with our products. The tribe brings together engineering, product, design, and revenue operations teams around two connected goals: helping SumUp serve and retain merchants, and accelerating acquisition,...

Hey, I'm Niklas, co-founder and lead of our Platform Engineering team at Kombo! I’m looking for an excellent backend engineer with high agency who gets excited about the hardest technical parts of scaling a product: performance bottlenecks, risky migrations, reliability, infrastructure, and the tooling that helps engineers operate all of it safely.This is...

At SumUp, we empower small businesses with simple, affordable tools to start, run, and grow. Our Global Bank teams build the financial services that help merchants manage their money and keep their businesses moving. For merchants, a transfer should feel simple. Behind that experience is a complex network of payment schemes, banks, providers, messages,...

Sie möchten moderne, skalierbare Softwarelösungen entwickeln und dabei aktiv an der Digitalisierung des Gesundheitswesens mitwirken? In dieser Position arbeiten Sie an hochrelevanten Systemen im Umfeld der Telematikinfrastruktur und treiben innovative Backend-Lösungen voran. Im Auftrag eines führenden Akteurs im Bereich eHealth und digitale Infrastruktur...

Company DescriptionDirect Link - https://boards.eu.greenhouse.io/kadmos2/jobs/4057008101We are looking for a Senior Backend Engineer who will take ownership of crucial backend engineering activities at Kadmos. Since we’re an early-stage company, you should be comfortable with change and bringing new ideas to the table. You should expect to be right in the...

Berlin Cybersecurity & AI Startup • Recently Funded A newly funded cybersecurity startup in Berlin is looking for a Backend Engineer(Go) to join as a founding team member and help design the core security, identity, and enforcement foundations of a next-generation AI-powered security risk management platform. We are an early-stage startup founded by...

About you: wealthAPI enables financial multipliers to monetize trust. We provide core financial solutions for large partners and (f)influencers, thereby actively driving the ongoing disruption of the wealth management market. We are looking for a Java engineer who is passionate about investing and finance. Optimally, you bring a good understanding of...

About Wolt At Wolt, we create technology that brings joy, simplicity and earnings to the neighborhoods of the world. In 2014 we started with delivery of restaurant food. Now we’re building the delivery of (almost) everything and you’ll find us in over 500 cities in 30 countries around the world. In 2022 we joined forces with DoorDash and together we...

Job DescriptionBuild complex, highly scalable technical solutions in close collaboration with the Tech Lead and Product Lead/Product ManagerDefine architectural decisions and ensure the delivery of reliable, state-of-the-art productsLead and mentor a world-class engineering team, collaborating with Product Managers, QAs, and Designers to ship new components...

You don't want another role where someone else owns the architecture and you own the tickets. Here you pick the technology, design the architecture, and set the standards the backend runs on. 40,000 buyers, 20+ countries, 130,000 vehicles sold a year through one auction backend, and you decide how it scales. Location: Central Berlin About us CarOnSale is...