Senior Java Backend Engineer (m/f/x) | JobSetuu
Atolls
Posted 5 hours ago • Via www.arbeitnow.com
Description
Job Overview
- Source: Arbeitnow
- Location: Berlin, Berlin, Germany
- Job Type: Full-Time
Job Description

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 ownership and see your impact. Want to shape the destinations people rely on to shop with confidence? Keep reading.
About This Role:
We are looking for a Senior Java Backend Engineer to join our growing engineering team in Berlin or working remotely from Germany.You will play a key role in designing, building, and scaling high-performance backend systems using modern Java technologies and cloud-native architectures. This role is ideal for someone who enjoys working on complex systems, cares deeply about code quality and has a strong architectural mindset.
Our Benefits:
At Atolls, we believe in nurturing both your professional and personal growth. Here's what you can expect:
- A culture that values personal and professional development, with internal mobility opportunities.
- A supportive and open-minded team that embraces diverse perspectives and innovative ideas.
- 32 days of paid vacation plus your birthday off, giving you the time you need to recharge.
- A flexible hybrid working scheme to balance work and life.
- Access to a learning budget and internal training to help you grow in your role.
- Mental health coaching to support your well-being.
- Regular global and local get-togethers to celebrate successes and build connections.
- The possibility of taking a sabbatical after three years with the company.
- A cloud-based company setup, providing flexibility and collaboration opportunities no matter where you are.
*These are global benefits that apply to all employees, with additional local perks based on your location.
Responsibilities:
As a Senior Java Backend Engineer, you will:
- Design, develop, and maintain scalable backend services using Java 17 or other recent versions (11+).
- Build and evolve microservice-based and event-driven architectures
- Develop APIs using GraphQL
- Work with Spring Boot and Spring Reactive (WebFlux)
- Design and optimize data models using MySQL and NoSQL databases (DynamoDB or MongoDB)
- Ensure high performance, reliability, and scalability of backend systems
- Write clean, maintainable, and well-tested code
- Implement performance testing and end-to-end testing
- Collaborate closely with product managers, frontend engineers, and DevOps
- Contribute to architectural decisions and technical best practices
- Mentor junior engineers and provide technical leadership when needed
- Collaborate on AI-enabled features, including prompt engineering and backend integrations
Your Profile:
- 8+ years of professional experience in backend development
- Strong expertise in Java 17 or other recent versions (11+)
- Extensive experience with Spring Boot and Spring Reactive
- Solid knowledge of MySQL and experience with NoSQL databases (DynamoDB or MongoDB)
- Hands-on experience with Kubernetes
- Strong understanding of microservice architecture and event-driven systems
- Experience building and consuming GraphQL APIs
- Proven experience with performance optimization and testing
- Experience with end-to-end testing strategies
- Experience with prompt engineering for AI-powered applications
- Excellent understanding of software design and architectural patterns
- Ability to design elegant, scalable, and maintainable system architectures
- Strong communication skills and excellent English proficiency
Bonus points:
- Cloud experience (AWS/GCP/Azure)
- Experience with CI/CD pipelines
- Experience building AI-integrated backend systems
Our hiring process:
- TA Call: Meet one of our Talent Experts and get to know Atolls better.
- Technical Round: Focus on the technical aspects of the role (Through a Live Case), and meet your potential manager.
- Final Round: Meet other Atollians 🏝️
It varies from 1 to 3 interviews
*Some processes might slightly change according to needs
Ready to apply?
Be part of a destination where your work helps millions of people make better decisions every day. One focused application is all we need. If you truly fit more than one role, you're welcome to apply to up to three. This helps us match you with the right opportunity faster.
We review every application with equal care and will reach out if your profile aligns. b(255, 255, 255);">#LI-AK1
At Atolls, we want to ensure that all employees can thrive in an inclusive environment. Our employment opportunities are open to every gender, race, religion, age, sexual orientation, ability, place of origin, or socioeconomic status. We remain committed to a culture of diversity, equity and belonging, where all employees are welcomed, respected, connected, and engaged.

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Expert Career Tips for Senior Java Backend Engineer (m/f/x) Roles
To succeed in a competitive market as a Senior Java Backend Engineer (m/f/x), you need more than just technical skills. Here are some expert strategies to elevate your profile:
- Build a Strong Portfolio: For technical roles, a clean GitHub or a personal project site is essential. For non-technical roles, a case study portfolio demonstrating problem-solving and impact is equally valuable. Show, don't just tell, what you have achieved in your previous positions.
- Master the Narrative: When interviewing, use the STAR method (Situation, Task, Action, Result) to structure your answers. Quantify your results wherever possible—mentioning "increased efficiency by 20%" is much more impactful than saying "improved efficiency."
- Continuous Learning: The industry moves fast. Whether it's staying updated with the latest AI tools or mastering a new management methodology, continuous professional development is key. Consider obtaining industry-recognized certifications that align with Senior Java Backend Engineer (m/f/x) requirements.
- Networking: Connect with other professionals in similar roles. Join online communities, attend webinars, and engage in meaningful discussions on professional social networks. Often, the best opportunities come through referrals and community engagement.
- Soft Skills Matter: Communication, empathy, and leadership are often the deciding factors between two equally qualified technical candidates. Cultivate these skills as they are universally valued across all industries and seniority levels.
Additionally, research the specific company's culture and values. Tailoring your application to show how you align with their mission can significantly increase your chances of moving forward in the process.
Salary & Compensation
Salary not disclosed; typically competitive for the role.
Work Arrangement
Type: On-Site
Standard business hours at the office.
Comprehensive Application Strategy & Hiring Process
Applying for a new role is a marathon, not a sprint. Follow this strategic approach to maximize your success rate:
1. Initial Research & Tailoring
Don't send the same resume to every employer. Spend at least 30 minutes researching the company. Look for recent news, their product roadmap, and their team structure. Modify your summary and core competencies to reflect the specific keywords found in the job description.
2. The Perfect Cover Letter
If the application allows for a cover letter, use it to tell a story that your resume cannot. Explain why you are passionate about this specific company and how your unique background makes you the perfect fit for the challenges they are currently facing.
3. Navigating the Multi-Stage Interview
Most modern hiring processes involve 3-5 stages. This typically includes a recruiter screen, a technical or skill-based assessment, a peer interview, and a final leadership round. Prepare for each stage differently: focus on enthusiasm and fit for the recruiter, technical depth for the assessment, and strategic vision for the leadership round.
4. Post-Interview Follow-Up
Always send a personalized thank-you note within 24 hours of each interview. Reference a specific topic discussed during the call to demonstrate your active listening and genuine interest in the role.
By following these steps, you demonstrate a high level of professionalism and attention to detail that sets you apart from the average applicant.
Typical Interview Process
- Resume screening
- HR call
- Skill interview
- Final manager interview
- Offer
Tip: Research the company's products and culture.
Global Market Intelligence & Relocation Insights
At JobSetuu, we specialize in helping talent navigate the global job market. Here is what you need to know about the current landscape in Berlin, Berlin, Germany and beyond:
The demand for skilled professionals is increasingly borderless. For roles based in Berlin, Berlin, Germany, understanding the local cost of living, visa requirements (if applicable), and cultural nuances is vital. If this is a remote role, consider the time zone alignment and the asynchronous communication culture of the hiring organization.
Relocation Support: Many forward-thinking companies offer relocation packages that include moving stipends, temporary housing, and legal assistance with work permits. When evaluating an offer, look beyond the base salary—consider the total compensation package, including equity, bonuses, and healthcare benefits.
Work-Life Balance Trends: Hybrid and remote work have become standard in many regions. Research the local labor laws and common practices regarding work hours and vacation time to ensure the role aligns with your lifestyle goals.
Leveraging JobSetuu's tools can help you compare salaries across different cities and understand the "purchasing power" of your potential offer, ensuring you make an informed decision for your long-term career path.
Skills & Competency Roadmap for Professional Development
To remain competitive in Professional Development, we recommend focusing on the following core competencies over the next 12-18 months:
- Technical Mastery: Deepen your expertise in the core tools and languages relevant to your field. For developers, this might be cloud architecture; for marketers, it might be data-driven attribution modeling.
- AI Augmentation: Learn how to leverage generative AI and automation tools to increase your productivity. Understanding how to integrate these technologies into your workflow is becoming a non-negotiable skill.
- Leadership & Strategy: Even in individual contributor roles, the ability to think strategically and lead projects from inception to completion is highly valued. Focus on stakeholder management and high-level project planning.
- Data Literacy: The ability to interpret data and use it to drive decisions is essential across all business functions. Familiarize yourself with data visualization and basic analytical concepts.
By investing in these areas, you not only prepare yourself for the role you are applying for today but also build a resilient foundation for the opportunities of tomorrow.
Apply via JobSetuu
Discover your next career milestone on JobSetuu. This Senior Java Backend Engineer (m/f/x) position is part of our commitment to bringing you the most relevant and high-impact job openings globally. At JobSetuu, we simplify your job search by aggregating premier listings and providing the tools you need to stand out. Don't miss the chance to elevate your professional journey—explore more opportunities and career insights on our platform today.
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