junior java full stack developer Jobs in Hamburg

#### Senior Solution Architect (f/m/d)* Hamburg* adjoe* Supply Growth* Full timeApply for this jobadjoe is redefining the future of mobile ads. Powered by advanced AI, first-party data and world-class engineers, we’ve perfected the offerwall experience for monetizing and scaling app publishers with solutions like Playtime and Arcade – now the fastest...

Your tasks with our customers are varied. We not only advise our customers on technical issues, but also have an organizational and procedural impact. You will work on an architectural and conceptual level, but will also be involved in implementation. After a very short time, you will take on responsibility for project areas or even entire projects. As a...

Teamlead App Engineer - Discovery & Consideration (all genders)Full-timeCompensation: EUR 85000 - EUR 100000 - yearlyABOUT YOU is one of Europe’s fastest growing e-commerce companies. Based in Hamburg and Berlin, we operate at the intersection of fashion and technology. Our mission is to rethink online shopping and make it personal and seamless. This takes...

#### Senior Data Engineer (f/m/d)* Hamburg* adjoe* Playtime Data Science* Full timeApply for this jobadjoe builds the technologies behind mobile apps growth and monetization. With our core product **Playtime Arcade**, we’ve become the global leader in rewarded advertising, an ad unit built on a simple premise: users earn real in-app rewards for engaging...

Zellerfeld is revolutionising the footwear industry with the world's first 3D-printing technology for fully customizable shoes. Our goal is simple: printed shoes on every foot. We're a passionate team of engineers, designers, and innovators, questioning the status quo and disrupting traditional manufacturing processes. Backed by founders, influencers, and...

Your high speed mission About Speed KitSlow websites suck! Of 3.5 hours you spend online each day, 20 minutes are wasted waiting for websites to load. In your life, you will waste one whole year.Join our mission of building a web without loading times to make all Internet users happier. Our product Speed Kit is the all-in-one page speed tool and accelerates...

Technical Design Lead | GCP | BI & Warehouse Analytics – Team Blue Whale | OTTO Payments (w/m/d) Wir als OTTO Payments GmbH entwickeln eines der wichtigsten Felder im E‑Commerce – die Zukunft des Payment Managements! Als eigenständige Gesellschaft innerhalb der Otto Group entwickeln wir als OTTO Payments GmbH die Zukunft des Payment Managements im...

# Senior/Staff ML Scientist – Bidding & Optimization (f/m/d)Data Science Research|Full time|BerlinApply for this jobadjoe builds the technologies behind mobile app growth and monetization, challenging the status quo of adtech by redefining how apps acquire users and generate revenue. Our two products, Playtime Arcade and adjoe Ads, sit at opposite ends of...

Make it happenYOU... design and document software architectures and technical concepts define software architectures for IoT and connectivity solutions develop end-to-end architecture concepts for full-stack applications, including mobile apps, backend systems, IoT dashboards, and connected devices define and manage interfaces between software and hardware...

The role This is a growth associate internship for people who want to learn outbound the real way, by doing it, and who are motivated by earning real money through performance. You will pick up the phone on day one, build pipeline, and book qualified demos. If you perform, you will earn aggressive bonuses and get the chance to step up into closing parts of...

Syntex GmbHDas Syntax Institut ist ein AZAV-zertifizierter Bildungsträger für digitale Zukunftsberufe. Mit praxisnahen Weiterbildungen in Design, Softwareentwicklung und KI unterstützen wir angehende IT-Fachkräfte dabei, gefragte Kompetenzen aufzubauen und erfolgreich in die IT-Branche einzusteigen.Was erwartet dich?Du möchtest moderne Websites und...

About this roleTFS HealthScience is a leading global mid-size Contract Research Organization (CRO) that partners with biotechnology and pharmaceutical companies throughout their entire clinical development journey. Our expertise includes full-service capabilities, resourcing, and Functional Service (FSP) solutions.We are looking for an experienced Senior...

Location: Europe (Time zone: CET: +/- 4h) or on-site/hybrid in Hamburg, Germany. We are a remote-first company. About Us Kubermatic is an adaptable and autonomous software delivery startup based in Hamburg (founded 2016). Our tools are built with Kubernetes and cloud-native solutions to deliver the automated, flexible, and resilient infrastructure that...

With over 20 years of industry experience, ALTEN Consulting Services GmbH offers its renowned customers from industry and business highly specialized engineering and IT services for the joint implementation of cross-industry and cross-technology solutions. Competence, commitment and passion unite all our employees at ALTEN Consulting Services GmbH. The focus...

Tech Lead (m/f/d) Customer Data & Account Digital. Inspiring. Unique. Tchibo is one of the ten largest eCommerce companies in Germany. We could never have attained this standing without the courage to constantly rethink the old ways. In the digital world at Tchibo, we work with the latest technologies to develop sustainable and effective solutions. Do you...

About The Role What if the code you write could directly shape how the next generation of AI understands and generates software? We're looking for Software Engineers in Hamburg to build, evaluate, and improve AI-generated code — helping train AI systems to think like real developers. You'll write solutions, review AI outputs, and provide the expert-level...

Head of Global CRM (m/f/d) A full-time position at our Headquarters in Hamburg starting 1st November 2026 Indulge your passion in leading, mentoring, and developing a high-performing, multi-functional global CRM department consisting of specialists spanning CRM technology, lifecycle marketing, and performance analysis. in designing and executing seamless...

Tech Lead (m/f/d) Customer Data & Account Digital. Inspiring. Unique.Tchibo is one of the ten largest eCommerce companies in Germany. We could never have attained this standing without the courage to constantly rethink the old ways. In the digital world at Tchibo, we work with the latest technologies to develop sustainable and effective solutions. Do you...

Work Base Remote Position Type Permanent Full-Time Job Profile Vista is the world’s leading global business aviation company, providing worldwide business flight services through its network of subsidiaries and a team of over 4,000 experts. A global group headquartered in Dubai, Vista integrates a unique portfolio of companies to offer asset-free services...

Location: Hamburg, Germany (Hybrid: 2–3 days per week on-site) Employment Type: Full-time Compensation: €65,000 – €90,000 per year (commensurate with experience) + comprehensive benefits package Experience Required: 3+ years Language Requirements: German (B2+ required) & English (Proficient) About Us & Our Mission We are a non-profit health-tech...