backend engineer nodejs Jobs in Berlin

About AndercoreAndercore is the AI-native supplier of industrial materials for energy, infrastructure, and construction in wholesale and beyond.We trade with global suppliers and distribute to European customers on our own account. Our AI runs the full trade and distribution end-to-end: sourcing, quality, pricing, sales, logistics, and embedded financing....

About AndercoreAndercore is the AI-native supplier of industrial materials for energy, infrastructure, and construction in wholesale and beyond.We trade with global suppliers and distribute to European customers on our own account. Our AI runs the full trade and distribution end-to-end: sourcing, quality, pricing, sales, logistics, and embedded financing....

About the RoleBanks and fintechs use Taktile to automate critical decisions, like credit and risk, in real time. We're building the infrastructure that makes financial institutions truly AI-native, and the backend is where the hard problems live.We're growing rapidly with enterprise customers across banking and insurance, and we're looking for a Senior...

P-1327 At Databricks, we are passionate about helping data teams solve the world's toughest problems — from making the next mode of transportation a reality to accelerating the development of medical breakthroughs. We do this by building and running the world's best data and AI infrastructure platform so our customers can use deep data insights to improve...

About the RoleJoin a small, high-velocity team at a seed-stage AI voice platform building the next generation of voice AI agents for B2C businesses. You'll own projects end-to-end, from core product decisions to technical architecture and production code, pushing frontier models to their limits to solve real customer problems across realtime audio,...

Join our VERBI Team as a Senior Backend Engineer (m/f/x)! We are VERBI Software GmbH – the company behind MAXQDA – the #1 software for qualitative and mixed methods data analysis. We provide researchers, universities, and companies with an innovative and intuitive tool so they can accomplish great things. Professional service and a close connection to...

Deine MissionAls (Senior) Backend Engineer bist du ein zentraler technischer Contributor in unseren Backend-Teams. Du übernimmst Verantwortung für komplexe Komponenten, treibst technische Exzellenz voran und arbeitest eng mit Produkt-, Frontend- und Infrastruktur-Teams zusammen, um zuverlässige und skalierbare Lösungen zu liefern.Design, Entwicklung und...

At GALVANY, our goal is to make climate-neutral living a reality for everyone. We focus on execution – developing concrete, smart solutions and making heat pumps, battery storage, and smart metering easy to access, reliable, and affordable. GALVANY-Tech drives the energy transition through software. We're building an AI-based Operating System for sales,...

Deine AufgabenYou will develop our AWS back-end architecture,You will implement efficient Lambdas using various frameworks,You will introduce modern testing strategies (unit, integration, E2E tests),You will optimize performance and scalability (PostgreSQL, DynamoDB caching),You will ensure and further develop professional development and documentation...

What You'll DoBackend engineering at Legal Hero means full ownership. You'll design and run services in our Kotlin/Java stack with Micronaut on AWS, wire LLM capabilities reliably into product flows, harden production systems, and actively shape our testing, deployment, and observability practice — together with a team that takes the craft seriously.Design...

Job DescriptionWe are looking for a Lead Backend Engineer (all genders) to join our Personalization area, where our Search, Recommendations and Sorting teams work together to create a personalized, relevant and inspiring shopping experience for millions of ABOUT YOU customers. The teams are part of our Customer & Shop Intelligence cluster.Depending on your...

We’re looking for a backend engineer who thrives in fast-moving environments and enjoys building robust systems end-to-end. You’ll work across data pipelines, APIs and infrastructure, ensuring our platform runs efficiently and scales cleanly as we grow.Your roleDevelop and maintain backend features and APIs for our core platformImprove database...

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...

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...

Deine AufgabenYou will develop our AWS back-end architecture,You will implement efficient Lambdas using various frameworks,You will introduce modern testing strategies (unit, integration, E2E tests),You will optimize performance and scalability (PostgreSQL, DynamoDB caching),You will ensure and further develop professional development and documentation...

bunch is building the backbone of private markets. We are enabling next-gen fund operations with one integrated system that combines secure data infrastructure, AI-powered workflows and expert fund services. If you value ownership, growth through real responsibility, and working with a thoughtful, ambitious team, this role might be for you.Your Role You will...

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,...

Job DescriptionShape how millions of users see products by blending ML model outputs with business logic (like campaign boosts or sponsored items)Build and own our high-throughput ranking engine ("Spotsetter") to ensure fast, deterministic, and fair product sortingDesign reliable batch write pipelines that stream data from BigQuery straight into...

At Routine Labs, we are building Europe's first secure, auditable, and EU-compliant automation infrastructure for legacy systems. We're taking a practical approach to improving how engineers work with AI systems. Combining LLMs with familiar software engineering methods to make it easier for people to build, modify and maintain software automations. Our...