Senior Full-Stack Developer (m/f/d) - Web Technologies

We are seeking a talented and experienced Senior Full-Stack Developer to join our dynamic team at dreessommerse. As a key player in our development efforts, you will be responsible for designing and implementing robust web applications using the latest technologies. Your expertise will guide projects from conception through to deployment, ensuring high-quality and efficient solutions.

Role Overview check24 is looking for a Full-Stack Developer (m/w/d) to help shape AI and digital innovation projects. This position sits within the App & Web Full Stack team in Erfurt. The work centers on building and improving applications that make user experiences smoother and support efficient business operations.

Join our innovative team at check24 as a Full-Stack Developer with a strong focus on Frontend technologies. You will collaborate with cross-functional teams to create and enhance user-friendly web applications that drive customer satisfaction and engagement.

CHECK24 is looking for a Full-Stack Developer (m/f/d) with a strong emphasis on frontend work to join the team in Erfurt. This position centers on building and refining user interfaces that improve customer experiences across digital platforms. Role overview This role involves developing and optimizing web interfaces, ensuring that applications are both visually appealing and intuitive to use. Collaboration with colleagues from different specialties is a regular part of the job, supporting the delivery of cohesive digital products. What you will do Develop user-facing features using modern frontend frameworks Work closely with cross-functional teams to deliver seamless digital experiences Apply current development standards and best practices to all projects Requirements Experience in full-stack development with a focus on frontend technologies Ability to collaborate effectively with team members from various disciplines Strong interest in optimizing user interfaces for customer satisfaction

Role Overview check24 is looking for a Full-Stack Developer (m/f/d) with a strong backend focus to join the team in Erfurt. This position centers on designing and building backend solutions that support and improve web and application products. What You Will Do Develop and implement backend systems that power web and app features Work closely with developers and DevOps specialists to deliver reliable, maintainable software Contribute to seamless integration between frontend and backend components Support project success by ensuring backend performance and scalability Who We're Looking For Strong interest in backend development within a full-stack context Motivation to collaborate and share knowledge with a skilled team Drive to improve technology and deliver solutions that help customers

Join our dynamic team at CHECK24 as a Full-Stack Developer (m/f/d) focused on AI and Digital Innovation. In this role, you will be at the forefront of developing cutting-edge applications that drive our digital transformation efforts. You will collaborate closely with cross-functional teams to create user-friendly and efficient solutions that enhance customer experiences.

Join our dynamic team at CHECK24 as a Full-Stack Developer with a focus on backend technologies. You will be responsible for developing innovative solutions that enhance our digital platforms and services. Collaborate with cross-functional teams to drive projects from concept to completion, ensuring high performance and responsiveness of applications.

In-depth expertise in API development, particularly with REST and/or GraphQL.Proven experience in building applications within cloud environments such as Kubernetes, Microsoft Azure, Google Cloud Platform (GCP), or Amazon Web Services (AWS).Strong understanding and application of SOLID principles and Clean Code practices.Comprehensive knowledge of software design patterns.Robust architectural insight and the capability to conceptualize intricate software solutions.Solid experience with at least one modern Java framework, such as Spring (especially Spring Boot), Quarkus, and/or Micronaut.Familiarity with modularization concepts, including Microservices, Modulith, or Function-as-a-Service (FaaS).Proficient in using test automation tools like JUnit and Mockito.Knowledgeable about modern Azure-based services and event-driven software architecture and tools throughout the software development lifecycle.

Join the innovative Travel CTO Taskforce at check24 as a Junior Software Developer! In this dynamic role, you will collaborate with a talented team to develop and enhance cutting-edge software solutions that drive our travel services. You will be involved in the full software development lifecycle, from ideation to deployment, ensuring our platforms are efficient, reliable, and user-friendly.

Join our dynamic team at dreessommerse as an intern in Facility Management, specializing in Building Technology. This role provides an exciting opportunity to gain hands-on experience in managing facilities and understanding the intricacies of building systems. You'll be involved in various tasks, from assisting in project management to learning about maintenance and operations.

Join our innovative team at dreessommerse as an Engineer specializing in Electrical, Telecommunications, or Information Technology. In this role, you will be pivotal in developing advanced solutions and systems that drive our projects forward. We are looking for a proactive individual who is eager to contribute to fascinating projects and work collaboratively with a talented team.

Are you an expert in the field of supply technology (heating, ventilation, sanitation, air conditioning) looking to advance your career? Do you enjoy interacting with people, seeing yourself as a bridge between clients, project management, and planning teams, with a strong desire to create added value for all stakeholders? Join our interdisciplinary team in technical and economic construction consulting!Develop sustainable, innovative concepts and solutions for new constructions and renovations, such as economic planning guidelines or system designs.Conduct comprehensive evaluations of HVAC planning across all HOAI phases, identify planning and interface gaps, and uncover optimization potentials.Lead planning meetings and ensure quality control with solution-oriented ideas.Demonstrate added value for all project participants including users, investors, operators, and planners.Take responsibility for your projects and topics.

Role overview check24 is looking for a Junior Software Developer (m/f/d) to join the Travel CTO Taskforce in Erfurt. This team tackles projects that influence the direction of travel technology at check24. Collaboration and creative problem-solving are central to the group’s approach. What you will do Work closely with colleagues on new software projects for the travel sector Contribute ideas and solutions to technical challenges Help build and improve software products that support check24’s travel offerings Team and environment The Travel CTO Taskforce values fresh perspectives and teamwork. Expect a setting where input is encouraged and technical curiosity is welcome.

Role overview dreessommerse seeks a Senior Building Manager TGA – HLSK (m/f/d) based in Erfurt. This position centers on managing technical building equipment for various projects, with a strong focus on heating, ventilation, air conditioning, and sanitation systems. What you will do Direct the technical building equipment (TGA – HLSK) activities for assigned projects Track system performance to maintain efficient operation Ensure all systems meet safety and regulatory standards Work closely with project teams to deliver dependable building systems Apply technical expertise to help achieve project objectives and meet client expectations Location This role is based in Erfurt.

Join CHECK24 as a Machine Learning Developer and contribute to the exciting fields of Generative AI and Recommendation Systems. We are looking for an innovative and motivated individual to enhance our data science initiatives. In this role, you will collaborate with cross-functional teams to develop and implement machine learning algorithms that drive decision-making and improve user experience.

Join dreessommerse as a Senior Project Manager specializing in mobility and rail infrastructure. We are seeking a proactive leader to oversee complex projects, ensuring timely delivery and adherence to quality standards. You will collaborate with cross-functional teams, manage stakeholder relationships, and drive innovative solutions that enhance our infrastructure.

Support project activities from commissioning to service and maintenance execution.Conduct assembly and electrical work.Program DDC and PLC technology.Configure, parameterize, and put into operation automation technology.Perform maintenance and service tasks.Collaborate closely with internal and external project stakeholders and service staff.

As a Senior Project Manager, you will lead significant infrastructure projects focused on transportation and road development. Your expertise will guide your team in delivering high-quality results on time and within budget. You will be responsible for project planning, stakeholder management, and ensuring compliance with all regulatory requirements.

exsos embodies sustainable construction with heart. We develop and realize standardized care properties made of solid wood, adhering to the highest quality standards. Our buildings are more than just functional facilities; they are homes for individuals in need of care, offering warmth, dignity, and foresight.We are seeking a Construction Engineer (m/f/d) specializing in Civil Engineering and Development to enhance our team.Job Details:Location: Gustav-Weißkopf-Straße 5, ErfurtStart Date: Immediately or as per agreementContract Type: Permanent, with options for part-time or full-time based on your choice.What You Can Look Forward To:Planning and overseeing the development of our projects in earthworks, civil engineering, and outside facilities.Creating design and execution plans in both 2D and 3D.Coordinating tenders and collaborating closely with development agencies and utility companies.Preparing specifications using our R.I.B. 4.0 software.Accompanying our projects from conception to implementation alongside our interdisciplinary exsos specialists.We Offer You:A passionate team dedicated to sustainable construction.Flat hierarchies and short decision-making paths – your ideas matter.Flexible working hours and the option for remote work.Attractive compensation, negotiable based on qualifications and experience.30 days of vacation.€50 monthly fuel voucher.Free lunch at the office, along with fruits and beverages.Coverage of childcare costs for your children.

Join our esteemed partner, Netzwerkbahn Sachsen GmbH, as a full-time Train Conductor (m/w/d) at locations including Stuttgart, Frankfurt am Main, Erfurt, and Berlin. By submitting your application, you agree to the forwarding of your application to Netzwerkbahn Sachsen.Netzwerkbahn Sachsen GmbH is a dynamic railway company based in Dresden, operating nationwide in Germany. As a growing and future-oriented company, we provide a diverse and engaging work environment.