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Java backend developer • berlin

Zuletzt aktualisiert: vor 7 Tagen
Backend Engineer / Developer

Backend Engineer / Developer

acemate.aiBerlin, Berlin, Germany
AI learning & teaching platform for higher education institutions.We have strong traction secured funding and are entering an exciting growth phase. Founded less than a year ago acemate has qui...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
Senior Backend Developer

Senior Backend Developer

GnosisBerlin, Berlin, Germany
Circles is a radically different kind of moneyissued directly by people secured cryptographically and powered by a decentralized web of trust. Its money as a public good : open transparent and fair b...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
Entwickler (m|w|d) Java Backend

Entwickler (m|w|d) Java Backend

Assecor GmbHBerlin, Germany
Quick Apply
Als Java Backend Entwickler entwirfst du sinnvolle Lösungen und übernimmst auch gerne die Architektur für (kleinere) Projekte. In Abstimmung mit deinem PO oder direkt mit dem Kunden, je nach Teamgrö...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
Senior Backend Developer

Senior Backend Developer

senvoBerlin, Germany
Quick Apply
Senvo is a young start-up working on changing the face of last mile logistics.We enable logistics companies, e-commerce providers and producers to ship goods more effectively and efficiently.We are...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
(Senior) Developer Backend (Golang)

(Senior) Developer Backend (Golang)

DATATRONiQ GmbHBerlin, Berlin, Germany
DATATRONiQ stands out as a pioneering deep-tech startup for the industrial IoT in Germany.Our platform offers a one-stop solution for companies to monitor and optimize their assets and processes.O...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
Senior Backend Engineer (Java) - Recommendations Platform

Senior Backend Engineer (Java) - Recommendations Platform

Zalando SEBerlin, Berlin, Germany
We are looking for an experienced.You will design and build scalable high-throughput services that directly impact millions of customers across Europe. Working with AWS and Kubernetes at scale youll...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
Java Backend Engineer

Java Backend Engineer

MODIFIBerlin, Berlin, Germany
MODIFI is a global FinTech company that enables cross-border commerce through a digital platform for B2B payments.With MODIFI exporters get paid instantly while their buyers have the option to pay ...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
  • Gesponsert
JAVA DEVELOPER

JAVA DEVELOPER

BlackRidge GroupBiesdorf, DE
You will be developing solutions for the regulatory reporting.You will work a team, supported by the technical architect on the solution design and by business analyst on the requirements.You will ...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
Experienced Backend Developer

Experienced Backend Developer

ai|cousticsBerlin, Berlin, Germany
At aicoustics were building the quality layer for Voice AI.Our AI-powered speech technology turns any audio - live or recorded - into studio-quality output. Since our launch weve built a community o...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
Experienced Backend Developer

Experienced Backend Developer

ai-cousticsBerlin, Germany
Quick Apply
At ai-coustics, we’re building the quality layer for Voice AI.Our AI-powered speech technology turns any audio - live or recorded - into studio-quality output. Since our launch, we’ve built a commun...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
  • Gesponsert
Senior Java Software Engineer

Senior Java Software Engineer

TechNET IT Recruitment LtdBerlin, Germany, Germany
Berlin | Hybrid | 1 day per week onsite.We’re partnered with a mission-led tech company focused on improving lives through innovative digital solutions. As they scale their platform to support growi...Mehr anzeigenZuletzt aktualisiert: vor 12 Tagen
  • Gesponsert
Java Developer – Quarkus

Java Developer – Quarkus

ARHS Group Part of AccentureBiesdorf, DE
ARHS Group – part of Accenture – is looking for a Java Developer with Quarkus expertise for one of its clients in Brussels, a key player in the Belgian Health Insurance domain.The team is responsib...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
Softwareentwickler (mwd) Backend (Java, Kotlin, Spring)

Softwareentwickler (mwd) Backend (Java, Kotlin, Spring)

Antal International NürnbergBerlin, Berlin, Germany
Unser Kunde ist als Teil einer IT-Unternehmensgruppe einer der führenden Softwareanbieter am Gesundheitsmarkt mit rund 500 Mitarbeitenden. Weltweit profitieren Kliniken Ärzte und Patienten von deren...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
  • Gesponsert
Java Developer

Java Developer

Technology PartnerBiesdorf, DE
Type de contrat : CDI ou Freelance.En tant que développeur Java, vous serez responsable de la conception, du développement et de la maintenance de nos applications logicielles.Vous travaillerez en ...Mehr anzeigenZuletzt aktualisiert: vor 26 Tagen
Senior Backend Developer / DevOps

Senior Backend Developer / DevOps

B2C FintechBerlin, Germany
Quick Apply
We are a Berlin-based B2C fintech operating in stealth, founded by two repeat founders (YC alum, exit) with prior 10+ year careers in investment banking and strategy consulting, respectively.We rec...Mehr anzeigenZuletzt aktualisiert: vor 8 Tagen
  • Gesponsert
Full Stack Java Developer - AI & Medical Imaging (H / F)

Full Stack Java Developer - AI & Medical Imaging (H / F)

Harry Hope.Biesdorf, DE
Harry Hope, cabinet de recrutement accompagne candidats et entreprises dans leurs recherches des meilleures opportunités au Luxembourg et à l'international. Afin de mieux répondre à vos enjeux, tous...Mehr anzeigenZuletzt aktualisiert: vor 16 Tagen
Java Backend Engineer

Java Backend Engineer

MODIFI GmbHBerlin, Berlin, DE
Quick Apply
MODIFI is a global FinTech company that enables cross-border commerce through a digital platform for B2B payments.With MODIFI, exporters get paid instantly, while their buyers have the option to pa...Mehr anzeigenZuletzt aktualisiert: vor über 30 Tagen
Software Engineer (Backend, Java)

Software Engineer (Backend, Java)

ZalandoBerlin, Berlin, Germany
As a Software Engineer- Backend Java in the Sales Orders Engineering team you will be instrumental in developing and maintaining robust Order Processing services and infrastructure.These services a...Mehr anzeigenZuletzt aktualisiert: vor 7 Tagen
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Backend Engineer / Developer

Backend Engineer / Developer

acemate.aiBerlin, Berlin, Germany
Vor 30+ Tagen
Stellenbeschreibung

acemate is building the leading AI learning & teaching platform for higher education institutions. We have strong traction secured funding and are entering an exciting growth phase. Were looking for a passionate Backend Engineer to drive our product forward and help us scale.

About acemate

Founded less than a year ago acemate has quickly become Germanys leading AI learning platform for universities trusted by top-tier institutions across three countries including TU Munich WHU and the Deutsche Industrie- und Handelskammer (DIHK) .

  • Our Mission : Democratizing access to personalized learning. We dont believe that AI will replace educators. Instead we empower them to design and deliver personalized learning experiences at scale.
  • Our Growth : Weve raised pre-seed funding and are growing rapidly. While we focus on higher education today were already expanding into new regions and markets.
  • Our Culture : Were a young driven team passionate about tackling the toughest challenges in education. We embrace builder culture and minimize scheduled meetings for ad-hoc discussions and maximized focus on coding and creating.

Meet the Team

  • Antong (CEO) : BCG BMW & Antler background leads business strategy DJ by night
  • Jan (CTO) : NLP research experience from SAP & N26 morning bike commuter
  • Paul (CPO) : Product expert with startup and education research background devoted dog dad
  • Emile (Fullstack) : Ex-founder with product & AI background ETH graduate avid runner
  • Anas (Fullstack) : TypeScript specialist functional programming enthusiast chief photography officer
  • Alejandro (Founders Associate) : Mechanical engineering background Roland Berger & Amazon experience reggaeton enjoyer

    • We have an office in Berlin and believe in the value of in-person work but were also realistic about the time people spend commuting.

    Tasks

    What Youll Do

    As a core team member youll have significant influence on product decisions technical architecture and overall strategy. Youll focus on backend work and help scale the systems that power our product and AI features.

  • Design and implement modern APIs background jobs and internal tools
  • Help shape infrastructure for reliability performance and security
  • Contribute to access control systems and enterprise-grade integrations (e.g. SSO multi-tenancy white-labeling)
  • Collaborate closely with the product team to turn user needs into robust backend solutions
  • Work on AI workflows and async pipelines that make learning smarter and more personalized

    • Examples from the past of what you might build :

  • Complex AI pipelines that extract textual and visual content from diverse documents and embed topics in knowledge graphs
  • Backend migration from a monolithic fullstack setup to a dedicated API layer with granular access control
  • Custom authorization engine to handle growing complexity across different institutional settings

    • Tech Stack :

  • API backend : Hono tRPC Bun Typescript
  • Database : PostgreSQL (via Supabase)
  • Infrastructure : Cloudflare (Workers Pages Workflows R2 KV) Google Cloud (Gemini Cloud Run)
  • Tooling : Sentry PostHog Langfuse Stripe
  • AI : Custom pipelines built with the Vercel AI SDK
  • Frontend : TypeScript React Tailwind CSS

    • Dont worry if youre not familiar with everything from the start. We believe in your ability to learn fast and adapt to new frameworks and tools as we go.

    Requirements

    What Were Looking For

  • Strong backend skills : Solid experience working with APIs job queues databases and distributed systems
  • Builder mindset : Youre hands-on take ownership and think in terms of outcomes
  • Startup experience : Youre comfortable in fast-paced evolving environments
  • Balanced AI approach : You knew how to code before Cursor and AI tools but understand how to leverage them effectively
  • Product passion : High identification with our mission to transform education
  • Bonus : Experience with auth systems infra / devops or frontend work ( salary package with equity component
  • Working in a small but driven team built around performance and learning
  • Flexible environment with high degree of autonomy and option to work remotely
  • Frequent team events and acemate parties!

    • Ready to Join Us

    Send us your GitHub profile your portfolio and any other relevant links and lets build the future of education together.

    Were also hiring a Founding Engineer - reach out to us if you know someone.

    Key Skills

    Business Intelligence,Bidding,Accounts Assistant Credit Control,Account Development,Content Development,Lab Testing

    Employment Type : Full Time

    Experience : years

    Vacancy : 1