Senior BackendFull-Stack Engineer all genders

With over 1400 team members in 31 offices on three continents FGS Global is one of the worlds leading strategic communications consultancies. In continental Europe we are a team of over 300 employees spread across nine offices in Amsterdam Berlin Brussels Dusseldorf Frankfurt (Main) the Hague Munich Paris and Zurich. Our clients include startups and DAXlisted companies private equity funds and multinational corporations that we advise all over the world.

We are seeking a Senior FullStack Engineer with a strong backend focus to join our team in developing our internal tool for communication strategy consultants. This AIpowered platform will revolutionize how our consultants advise clients by providing comprehensive media analysis data insights and optimize their everyday workflow in various ways.

Your primary responsibility will be to architect develop and maintain the backend and API components of this system. While the role has a backend focus youll also contribute to frontend development ensuring a seamless integration between all parts of the application. Youll be at the forefront of integrating advanced technologies including Large Language Models (LLMs) and agentic frameworks to create a powerful and intuitive tool for our consultants. Youll collaborate closely with our web development and data engineering teams product designers consultants and other business stakeholders.

To strengthen our team at our Berlin office we are looking for a

Senior Backend/FullStack Engineer (all genders)

Designing and implementing robust scalable backend services using
TypeScript/JavaScript and NestJS.
Developing and securing RESTful APIs with OAuth JWT and thirdparty auth
providers.
Containerizing applications and managing deployments on Google Cloud
Platform.
Contributing to frontend development using NextJS ReactJS and Vercel.
Maintaining and improving CI/CD pipelines using GitHub Actions and
infrastructureascode using Terraform.
Collaborating with crossfunctional teams to translate business requirements
into technical solutions.

This senior role requires a proven track record in backend development and DevOps without shying away from frontend development tasks. We are looking for a candidate with 6 years of experience in relevant fields.

You have extensive experience in designing and implementing scalable
(thousands of users in our case) backend systems with a focus on
performance and reliability.
Youve successfully built and maintained RESTful APIs ensuring they are
secure welldocumented and easy to consume.
You have a deep understanding of cloud architectures and have deployed
production systems on Google Cloud Platform.
Youve been responsible for the entire lifecycle of applications from
development to testing deployment and monitoring.
Youre comfortable with infrastructureascode and have used tools like
Terraform to manage cloud resources.
You have experience working with containerization technologies.
You have experience with frontend development particularly with ReactJS or
NextJS and can seamlessly integrate backend services with user interfaces.
Youve worked with AI and machine learning technologies particularly in the
context of natural language processing and LLMs.
Youre a proactive problemsolver who can break down complex requirements
into manageable tasks.
You are good at communicating and can effectively collaborate with both
technical and nontechnical stakeholders.

An inspiring working environment as well as the opportunity to work at one of our international offices for a limited period of time
Exciting tasks and attractive development prospects
Induction and individual support from an experienced colleague
Deepening of your expertise with regard to different sectors and areas of competence through close cooperation of our integrated project teams
Continuous training opportunities (FGS Global Academy)
A dedicated supportive and growing team
A corporate culture that combines excellence with team spirit
The opportunity to work flexibly both in our offices and from home

Dont meet every single requirement Please dont worry! Studies have shown that some groups like women or people of color are less likely to apply to jobs unless they meet every single requirement. At FGS Global we are dedicated to building a diverse inclusive and authentic workplace. So if youre excited about this role and our company but your previous professional experience doesnt match perfectly with every qualification in the job description we would like to encourage you to apply anyway. You may just be the right candidate for this or another role.

We look forward to your complete application (incl. all relevant academic and professional certificates and/or reference letters). Feel free to contact our HR team by email at

More information: FGS Global