Freelance Senior AI Engineer | Multi-agent systems | JobSetuu

Description

Job Overview

• Source: Arbeitnow
• Location: Berlin
• Job Type: Full-Time

Job Description

If you're excited about building real-world AI products at the forefront of generative AI, this role is for you.

Zapdeck is one of the leading AI platforms for professional presentation creation. We help teams transform ideas into high-quality, on-brand presentations in minutes instead of hours.

As a freelance contributor, you will help build and scale the core AI systems behind the product. You'll work on advanced agentic workflows, LLM orchestration, retrieval systems, and AI infrastructure that directly powers customer-facing features used every day by professionals around the world.

We already work with global enterprises and some of the most exciting companies across industries, helping their employees create presentations more efficiently. At the same time, we're pushing the boundaries of what's possible in AI-powered presentation creation – developing innovative technologies that generate higher-quality content and increasingly sophisticated slide layouts with exceptional speed.

You'll collaborate closely with an experienced founding team and have significant ownership over the systems you build. If you enjoy solving challenging AI problems and shipping products that create real value for customers, you'll feel right at home at Zapdeck.

Tasks

• Build and scale AI systems: Design, implement, and optimize core components of our agentic AI architecture with a focus on performance and reliability
• Develop agentic workflows: Build on multi-agent systems using LLMs, orchestration frameworks (LangGraph), RAG, and context engineering
• Ship advanced AI features: Develop innovative capabilities such as layout optimization, structured reasoning flows, and multimodal workflows
• Contribute to product evolution: Collaborate closely with product and engineering teams to shape features through experimentation and rapid iteration
• Drive continuous improvement: Help refine best practices for evaluation, deployment, monitoring, and scaling of AI systems in production

Requirements

Professional requirements

• Entrepreneurial mindset with strong ownership, creative thinking, and a pragmatic approach to building and shipping solutions quickly
• At least 2 years of experience building production-grade AI systems, with a strong focus on Large Language Models
• Proven experience designing and delivering agentic architectures and multi-step reasoning pipelines
• Hands-on experience with orchestration frameworks such as LangGraph and retrieval systems (RAG/REC)
• Strong understanding of prompt engineering, evaluation strategies, and LLM reliability optimization
• Bonus: Experience with fine-tuning LLMs or working with multimodal / visual AI models

Other requirements

• Fluency in English, our primary business language
• Availability to start on short notice

Benefits

• High level of ownership and creative freedom within a young, ambitious team, with the opportunity to help build a successful AI company from the ground up
• Agile, output-driven work culture with minimal meetings, low administrative overhead, and direct impact on the product
• Early-stage startup exposure, including building and scaling core product functions while we onboard large enterprise customers
• Opportunity to work closely with the founding team and contribute to key technical and product decisions that shape the future of the company

Ready to shape the future of AI-powered presentations with us?

We’d love to hear from you. 🚀

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Expert Career Tips for Freelance Senior AI Engineer | Multi-agent systems Roles

To succeed in a competitive market as a Freelance Senior AI Engineer | Multi-agent systems, 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 Freelance Senior AI Engineer | Multi-agent systems 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

1. Resume screening
2. HR call
3. Skill interview
4. Final manager interview
5. 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 and beyond:

The demand for skilled professionals is increasingly borderless. For roles based in Berlin, 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 Freelance Senior AI Engineer | Multi-agent systems 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.