Full Stack Engineer (f/m/d) | JobSetuu
Clariness
Posted 2 hours ago • Via www.arbeitnow.com
Description
Job Overview
- Source: Arbeitnow
- Location: Hamburg, Hamburg, Germany
- Job Type: Full-Time
Job Description
Clariness is looking for a Full Stack Engineer (f/md/) based in Berlin or Hamburg.
- Full-time; unlimited -
About the role:
As a Full Stack Engineer, you will help build and enhance Clariness' digital platform supporting clinical trial recruitment and patient engagement. Working as part of a cross-functional product team, you will develop new features, improve application performance, and contribute to creating scalable, high-quality software that delivers value to our users. This role is ideal for someone who enjoys solving technical challenges, collaborating with multidisciplinary teams, and continuously improving both products and engineering practices.
As a Full Stack Engineer, you would be responsible for:
- Designing, developing, and maintaining new features for our Next.js-based clinical trial platform.
- Taking full ownership of your code, features, and overall product quality.
- Optimizing application performance across APIs, databases, frontend rendering, and accessibility.
- Writing clean, maintainable, and well-tested code (unit, integration, and end-to-end).
- Collaborating closely with engineers, designers, and product managers in an agile environment.
- Participating in code reviews, technical discussions, and initiatives to reduce technical debt.
- Contributing to scalable engineering practices and the continuous improvement of our applications.
We would like you to have:
- 2+ years of professional experience in JavaScript development, ideally with TypeScript.
- Experience with modern frontend frameworks such as Next.js, React, Angular, Vue, or Svelte.
- Experience building backend applications using technologies such as Node.js, Express, NestJS, or Next.js.
- Solid understanding of relational databases such as PostgreSQL or MySQL; experience with NoSQL databases is a plus.
- Experience with unit and integration testing (Jest, Karma, or similar) is a plus.
- Familiarity with containerized environments (Docker, Kubernetes) is a plus.
- Knowledge of CI/CD pipelines and build tools (GitLab CI, GitHub Actions, Jenkins) is a plus.
- Degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience. Next.js or AWS certifications are a bonus.
- Fluency in English.
- Strong problem-solving, communication, and collaboration skills.
- Proactive, quality-focused mindset with a passion for continuous learning and improvement.
You may ask now, why should I work for you? Let us give you a few reasons – and you'll learn more during the process.
- A varied and exciting job with a lot of personal responsibility in an international company, where you can develop and expand your skills.
- Professional and personal development opportunities - incl. personal development budget.
- Flexible working hours and mobile working.
- Regular team events and open feedback culture.
- A versatile field of activity and challenging projects.
- A supportive and open company culture, providing the opportunity to collaborate with a diverse and professional team.
- Impact healthcare by accelerating medical innovation through improved access to clinical trials, potentially bringing needed treatments to patients faster.
How to apply & what to expect:
- Apply via link (CV only; no cover letter required).
- Introductory call (30 min) → Technical interview → Take Home Test → Demo Day → Decision.
- We aim to move promptly and keep you updated at every step.
At Clariness, we are proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees, regardless of race, religion, gender, sexual orientation, national origin, disability or age. Have we sparked your interest? Would you like to become part of our dynamic, curious, and international culture with plenty of room for your ideas and creativity in an inspiring atmosphere? If so, we look forward to receiving your application with details of your desired salary and possible starting date, preferably via our application portal. Clariness GmbH will treat the above information strictly confidential and will especially observe the applicable provisions of the applicable data protection laws. Further information about the use of the applicant data, you will find in the data protection declaration online at https://www.clariness.com/privacy-policy/
For more information, feel free to reach out to
Find more English Speaking Jobs in Germany on Arbeitnow
Expert Career Tips for Full Stack Engineer (f/m/d) Roles
To succeed in a competitive market as a Full Stack Engineer (f/m/d), 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 Full Stack Engineer (f/m/d) 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 Hamburg, Hamburg, Germany and beyond:
The demand for skilled professionals is increasingly borderless. For roles based in Hamburg, Hamburg, 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 Full Stack Engineer (f/m/d) 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.
Career Accelerators
SANDISK Cruzer Blade 64GB, USB 2.0, Flash drive, Pendrive, Red, 5Y Warranty (SDCZ50-064G-I35)
Recommended Career Gear
Amazon Choice
Frontech Nebula Gaming Computer Cabinet | Mid-Tower PC Case | Tempered Glass Front & Side Panel | 5 Pre-Installed RGB Fans | USB 3.0 (FT-4290, White)
Amazon Choice
OnePlus Pad Go 28.85Cm 2.4K 7:5 Ratio Readfit Eye Care LCD Display, Dolby Atmos Quad Speakers, Wi-Fi Connectivity Tablet, 8GB RAM 128 GB Storage Expandable Up-to 1TB Asin, Twin Mint Colour
Amazon Choice
Sounce Mouse Pad, Ergonomic Mouse Pad with Comfortable Gel Wrist Rest Support and Lycra Cloth, Non-Slip PU Base for Easy Typing Pain Relief, Durable and Washable, Classic (Black)
Similar Roles
Sr. Recruiter / HR Manager (Top1%) | A-Plyer-Recruiting, Employer Branding & People Ops (m/w/d) | JobSetuu
FINE DINE Verlags GmbH
Leiter:in Presse- und Öffentlichkeitsarbeit / PR & Social Media | JobSetuu
InkuPlay UG (haftungsbeschränkt)
Bright Vision Technologies: Site Reliability Engineer (SRE) | JobSetuu
WWR Employer
