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Senior Java Backend Developer (w/m/d) - hybrid Job Opening In Berlin – Now Hiring eClear AG


Job description

Deine Rolle

Architektur.

Verantwortung.

Impact.

Als Senior Java Backend Developer bei eClear entwickelst du skalierbare, verlässliche Services, die echten Mehrwert schaffen für unsere Produkte, unsere Kund:innen und unsere Zukunft als Technologieunternehmen.

Du bist von Anfang bis Ende verantwortlich für deine Lösungen und bringst dein Know-how dort ein, wo es zählt: im Herzen unserer Plattform.


Dabei wirst du zunehmend auch an der Schnittstelle zu innovativen Technologien wie AI-Agents arbeiten – mit Fokus auf Large Language Models (LLMs), Autonomie und intelligenter Entscheidungsfindung.

Deine Rolle:

  • Du entwickelst skalierbare, verteilte Backend-Services mit Fokus auf Performance, Qualität und Erweiterbarkeit
  • Du übernimmst Verantwortung für den gesamten Entwicklungszyklus: von der Konzeption über Implementierung, Test und Dokumentation bis zum Livebetrieb
  • Du analysierst und löst Fehlerursachen schnell, fundiert und nachhaltig
  • Du arbeitest eng mit dem interdisziplinären Produktteam zusammen – mit direktem Einfluss auf Funktion und Nutzererlebnis
  • Du gestaltest aktiv unsere Tech- und Teamkultur mit: durch Code-Reviews, Wissensaustausch, Refactorings und Ideen für bessere Prozesse
  • Du konzipierst und implementierst AI-Agents durch den Einsatz von LLMs, Planungsalgorithmen und Entscheidungsframeworks
  • Du entwickelst Architekturen, die Autonomie, Interaktivität und zielgerichtete Aufgabenbearbeitung ermöglichen
  • Du integrierst AI-Agents in bestehende Anwendungen, APIs oder Workflows – z.

    B.

    als Chatbots, Copilots oder Automatisierungstools

Dein Profil

Was du mitbringst:

  • Ein abgeschlossenes Studium in Informatik, Wirtschaftsinformatik oder eine vergleichbare Qualifikation
  • Mindestens 5 Jahre Erfahrung in der Entwicklung moderner Java-Backends mit Java 17/21, Spring Boot (3.x) und Microservices-Architekturen
  • Tiefe Kenntnisse in reaktiver Programmierung mit Spring WebFlux & Project Reactor
  • Praxis mit Cloud-Services (AWS) wie ECS, Lambda, RDS, SQS und Erfahrung mit Kubernetes
  • Sicherer Umgang mit PostgreSQL und Performance-Optimierung für hochfrequentierte Systeme
  • Erfahrung mit Event-Driven Architecture (Kafka, RabbitMQ, SNS/SQS) und API-First-Designs (OpenAPI/Swagger)
  • Routine im Einsatz von Docker, CI/CD-Pipelines (GitLab, ArgoCD) und moderner DevOps-Toolchain
  • Leidenschaft für sauberen, wartbaren Code – idealerweise mit Erfahrung in TDD, DDD oder hexagonaler Architektur
  • Verständnis von agent-based modelling, multi-agent systems oder reinforcement learning
  • Erfahrung im Umgang mit LLMs oder generativen KI-Modellen in realen Anwendungen
  • Selbstständige und strukturierte Arbeitsweise in experimentellen, dynamischen Umgebungen
  • Eine teamorientierte, lösungsfokussierte Haltung – du arbeitest gerne gemeinsam an anspruchsvollen Zielen
  • Du bist regelmäßig im Berliner Büro präsent (hybrides Modell) und arbeitest gerne eng mit Kolleg:innen vor Ort zusammen
  • Deine Sprachkenntnisse: Deutsch (C1) und Englisch (C1) – du fühlst dich im internationalen Austausch sicher

Warum wir?

Was dich bei eClear erwartet:

  • Vertrauen und Verantwortung: Du gestaltest, wir geben dir Raum
  • Hybrides Arbeiten mit flexiblen Modellen und klaren Strukturen
  • Ein agiles, professionelles Team mit echter Hands-on-Mentalität
  • Flache Hierarchien, kurze Entscheidungswege und ein Büro mit Wohlfühlfaktor im Herzen Berlins
  • Eine Unternehmenskultur, die Menschlichkeit und Exzellenz verbindet – Technik mit Haltung

jobs@eclear.com

Bei eClear werden alle qualifizierten Bewerbungen gleichermaßen berücksichtigt, unabhängig von Geschlecht, Herkunft, Religion, Alter, sexueller Orientierung, Behinderung oder anderen persönlichen Merkmalen.

Über uns

Die eClear AG bietet EU-weites Zoll- und Umsatzsteuer-Clearing als eingebettete Checkout-Lösung für Marktplätze und digitale Plattformen im E-Commerce an.

Mit unseren cloud-basierten Lösungen werden alle Steuer-, Zoll- und Payment-Prozesse im grenzüberschreitenden Onlinehandel automatisiert und maßgeblich vereinfacht.
 

Required Skill Profession

Computer Occupations


  • Job Details

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Unlock Your Senior Java Potential: Insight & Career Growth Guide


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Are You Looking for Senior Java Backend Developer (w/m/d) hybrid Job?

Great news! is currently hiring and seeking a Senior Java Backend Developer (w/m/d) hybrid to join their team. Feel free to download the job details.

Wait no longer! Are you also interested in exploring similar jobs? Search now: .

The Work Culture

An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at eClear AG adheres to the cultural norms as outlined by Expertini.

The fundamental ethical values are:

1. Independence

2. Loyalty

3. Impartiapty

4. Integrity

5. Accountabipty

6. Respect for human rights

7. Obeying Germany laws and regulations

What Is the Average Salary Range for Senior Java Backend Developer (w/m/d) hybrid Positions?

The average salary range for a varies, but the pay scale is rated "Standard" in Berlin. Salary levels may vary depending on your industry, experience, and skills. It's essential to research and negotiate effectively. We advise reading the full job specification before proceeding with the application to understand the salary package.

What Are the Key Qualifications for Senior Java Backend Developer (w/m/d) hybrid?

Key qualifications for Senior Java Backend Developer (w/m/d) hybrid typically include Computer Occupations and a list of qualifications and expertise as mentioned in the job specification. The generic skills are mostly outlined by the . Be sure to check the specific job listing for detailed requirements and qualifications.

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Interview Tips for Senior Java Backend Developer (w/m/d) hybrid Job Success

eClear AG interview tips for Senior Java Backend Developer (w/m/d)   hybrid

Here are some tips to help you prepare for and ace your Senior Java Backend Developer (w/m/d) hybrid job interview:

Before the Interview:

Research: Learn about the eClear AG's mission, values, products, and the specific job requirements and get further information about

Other Openings

Practice: Prepare answers to common interview questions and rehearse using the STAR method (Situation, Task, Action, Result) to showcase your skills and experiences.

Dress Professionally: Choose attire appropriate for the company culture.

Prepare Questions: Show your interest by having thoughtful questions for the interviewer.

Plan Your Commute: Allow ample time to arrive on time and avoid feeling rushed.

During the Interview:

Be Punctual: Arrive on time to demonstrate professionalism and respect.

Make a Great First Impression: Greet the interviewer with a handshake, smile, and eye contact.

Confidence and Enthusiasm: Project a positive attitude and show your genuine interest in the opportunity.

Answer Thoughtfully: Listen carefully, take a moment to formulate clear and concise responses. Highlight relevant skills and experiences using the STAR method.

Ask Prepared Questions: Demonstrate curiosity and engagement with the role and company.

Follow Up: Send a thank-you email to the interviewer within 24 hours.

Additional Tips:

Be Yourself: Let your personality shine through while maintaining professionalism.

Be Honest: Don't exaggerate your skills or experience.

Be Positive: Focus on your strengths and accomplishments.

Body Language: Maintain good posture, avoid fidgeting, and make eye contact.

Turn Off Phone: Avoid distractions during the interview.

Final Thought:

To prepare for your Senior Java Backend Developer (w/m/d) hybrid interview at eClear AG, research the company, understand the job requirements, and practice common interview questions.

Highlight your leadership skills, achievements, and strategic thinking abilities. Be prepared to discuss your experience with HR, including your approach to meeting targets as a team player. Additionally, review the eClear AG's products or services and be prepared to discuss how you can contribute to their success.

By following these tips, you can increase your chances of making a positive impression and landing the job!

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