java backend engineer senior

Senior Backend Developer – Big Data Systems (PHP / Java) 📍 Darmstadt | Hybrid (2 Tage Büro / 3 Tage Homeoffice) Du willst nicht nur Features bauen, sondern Systeme wirklich verstehen, verbessern und skalieren? Bei uns arbeitest du an einer datenintensiven Enterprise-Software, die aktuell von einem gewachsenen Perl-Monolithen in moderne Services...

Atolls is the world’s largest community-driven shopping platform, active in 20+ markets.  We help millions make smarter spending decisions across discovery, evaluation, and (re-)purchase by connecting people with the right brands and retailers. Our 1,000+ team across 10 countries builds products used every day at global scale, where you’ll have real...

Senior Java Entwickler (Backend Entwickler) (m/w/d) Netto Marken-Discount stellt täglich die Versorgung von Millionen von Kunden mit Lebensmitteln und Artikeln des täglichen Bedarfs in den über 4.300 Standorten und 20 Logistiklägern sicher. Zur Unterstützung der notwendigen Logistik-, Personal-, Beschaffungs- und Verwaltungsprozesse wird eine Vielzahl...

Mit unserer Personalmanagement-Software unterstützen wir Organisationen auf dem Weg zu agiler Zusammenarbeit, Transparenz und Kollaboration. Als Senior Backend Entwickler:in gestaltest du die Weiterentwicklung unserer HR-Lösung VEDA Horizon aktiv mit und übernimmst Verantwortung für technische Lösungen, die unsere Kunden nachhaltig unterstützen. ...

Dein TeamBuildsimple ist unsere KI-basierte Software zur intelligenten Dokumentenverarbeitung und wird seit 2017 in Münster entwickelt. Unser Ziel ist es, die Vorteile von künstlicher Intelligenz durch unsere Software-as-a-Service Lösung allen Kunden einfach und schnell zugänglich zu machen. Unser hoch spezialisiertes Team ist es gewohnt, mit großen...

About Us1GLOBAL is a technology-driven global mobile communications provider, delivering global connectivity solutions to enterprises and consumers. Powered by a best-in-class telecom platform with its own owned and operated global mobile core network in 15 countries, fully fledged in-house developed eSIM technology, and an extensive portfolio of telecom...

DEINE MISSIONWe're building the next-generation backend that powers Germany's largest reusable-packaging network - a circular-economy deposit-return system live across 17,000+ locations. It's a two-track hybrid modernisation (brown and greenfield), cloud-native, event-driven TypeScript platform that runs real-world operational logistics: partners,...

About the role: If you’re passionate about pushing the limits of reliability, fault-tolerance, and operational excellence in complex distributed systems, Camunda offers the perfect stage. As a Senior Software Engineer, Backend, you’ll take ownership of automated reliability testing and chaos engineering at the core of Camunda 8. This role thrives on...

Senior Backend Engineer (m/f/d)Key responsibilities As a Backend Engineer within Advanced Analytics (DA3) in the Chief Data & AI Office area at Allianz Partners, you will join our central AI team to build reusable AI foundations and production-grade AI services on a global scale. We are looking for an engineer with strong software engineering...

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...

Ihre AufgabenAufbau, Erweiterung und Betrieb von Backend-Services und APIs, die Produkte und Plattformen unserer Kunden unterstützen.Verbesserung von Skalierbarkeit, Zuverlässigkeit, Wartbarkeit und Developer Experience in Backend-Systemen.Konzeption und Implementierung von Integrationen mit Smart-Contract-Plattformen, Blockchain-Datenquellen und externen...

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...

Company DescriptionSCAYLE is one of the fastest-growing enterprise commerce platforms in the world, enabling brands and retailers to realize their D2C ambitions. SCAYLE stands for innovation, international collaboration, and a strong focus on data. We believe that stepping outside of our comfort zone and making bold decisions is key to growing both...

(Senior) Backend Engineer — Trading & Asset OptimizationWhy NowEuropean energy costs run 2× those in the US and China. Electricity demand is on track to double by 2050. Volatility and complexity aren't temporary — they are structural.trawa is building the solution: the first integrated B2B energy platform that bundles procurement, energy management, and...

DescriptionUnlike other companies, being a Senior Engineer isn't just a pay grade or empty title for us here at akeno. It's a distinction! It means you have built successful products in the past, faced mysterious production errors and came out on top of them, know how to get stuff done right, not just fast, and you are not afraid of working on hard problems...

The roleWe have big plans for Tomorrow. Our vision: take Banking with value out of its niche and bring it into the mainstream. That's a hell of a lot of work, so let's get started.Behind our banking app is a backend that moves real money for real people, safely and every single day. As a Senior Backend Engineer (f/m/x) in a cross-functional product team,...

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...

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: Berlin-Schöneberg  About...

Data quality is the bottleneck of the AI era. Every Fortune 500 is trying to solve it. We're the team they call.Soda is the data quality layer for Disney, Ralph Lauren, CBRE, HelloFresh, 2K Games, and Nubank. Our open-source engine, Soda Core, is used by companies like Tesla, Slack, Adyen, Walmart, and JPMC. The category is growing fast because AI doesn't...

Work & Travel Guide is a young, fast-growing startup. We are building a product that helps people discover the world... smarter, simpler, and radically better than anything available today. But this is about more than features. We are building the infrastructure for freedom. For people who do not want to travel someday, but now. You will join at a stage...