Machine Learning Developer (m/f/d) - Generative AI & Recommendation Systems

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 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.

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.

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.

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.

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.

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.

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 auto1 as a Mobile Automotive Trainer, where you will play a pivotal role in enhancing the skills of our automotive teams. We are seeking an enthusiastic individual with a background in mechanics to provide hands-on training and support to our technicians. You will help ensure our team is equipped with the latest knowledge and techniques in automotive repair and maintenance.

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.

Logistics and Passenger Transport with Heart and Mind - Welcome to Mars Holding GmbHOnce a small family business, Mars Holding GmbH has evolved into a trusted partner in the logistics and passenger transport sectors. We not only assist parcel services in meeting modern customer demands for last-mile delivery, but we also provide flexible and reliable passenger transport in partnership with Bolt.As a Dispatcher (m/f/d), you will be responsible for the efficient and seamless management of all processes. You will ensure that both personnel and material resources are optimally utilized to guarantee timely execution of all trips. Your experience and strategic thinking will significantly contribute to the continuous improvement of our processes.What You Can ExpectA highly motivated team and a pleasant working atmosphereDiverse tasks and short decision-making pathsOpportunities for professional development with team supportA secure job in a growing, owner-managed companyPermanent employment contractAreas of ResponsibilityAllocation and scheduling of vehicles and staffRoute planning and driver assignmentCreation of daily work schedulesOrganization of daily workflowsMonitoring fleet status and assigning rides to available drivers

About exsos Building with Purpose. Working with Heart. exsos develops and builds sustainable care properties using solid wood. The focus is on quality and creating real homes, not just structures. Role Overview exsos is looking for a Commercial Employee (m/f/d) to join the team in Erfurt on a part-time basis (25 hours per week). The position is available immediately or by arrangement and is offered as a permanent contract. Key Details Location: Gustav-Weißkopf-Straße 5, Erfurt, Thüringen Working hours: 25 hours per week (part-time) Contract type: Permanent Start date: Immediately or by agreement What You Will Do Record and verify incoming invoices in the ERP system Maintain master data in the ERP system (RIB 4.0) Support financial accounting tasks Handle general administrative duties in daily business What exsos Offers Modern, respectful workplace with flat hierarchies Flexible working hours with core times and options for individual adjustments Attractive salary based on qualifications and experience 30 days of vacation €50 fuel voucher per month Free lunch at the office, plus fruit and drinks Daycare fees and meal costs for your children covered

Join our team in Erfurt asArmed Security Personnel (m/f/d)Ready to embark on a career filled with responsibility, growth, and security?Become a part of KWS – Kieler Wach- und Sicherheitsgesellschaft mbH & Co. KG, one of Germany's leading providers of professional security solutions. As a family-owned business with multiple locations, we offer you a secure job environment with ample development opportunities.What We Offer:Attractive compensation starting at €15.16/hour plus collective agreement time bonusesFull-time or part-time employment optionsEmployee discounts with many reputable providersCompany pension schemeIndividual training and further education at our in-house Security AcademyHigh-quality, free work clothing and modern work equipmentLong-term prospects in a responsible and stable work environmentA respectful teamwork culture in a family-run companyYour Responsibilities:Securing the outdoor areaConducting armed patrols both indoors and outdoorsMonitoring electronic security systems, fire alarms, video surveillance systems, and other technical installationsIssuing keys and managing central phone servicesControlling security-relevant technologyYour Qualifications:Certification according to §34a GewO(alternatively: Certified Security and Safety Specialist or Specialist for Protection and Safety)Weapon handling certification per §7 WaffGWillingness to undergo a security clearance (Ü2)Good German skills (minimum B2), English skills are an advantageTeam player, reliability, and professional demeanorClear police background checkProof of first aid and fire protection coursesApply now and become part of the KWS family!Simply click the “Apply for this job” button to submit your application with ease.We look forward to meeting you!

Shape the Future of the Leather Industry with Gusti Leder Step into the world of Gusti Leder, where every bag tells a story and each product represents more than just an accessory – it is a statement of transparent production and style. At Gusti Leder GmbH, a company celebrated for its commitment to transparency, quality, and the promotion of Slow Fashion, we offer you more than just a job. Join us and be part of a movement that aims to revolutionize the leather industry for the better.Your Mission: Bridge between Stores and Sales Management: Act as the central liaison between stores and the Sales Manager to ensure smooth flow of information and implementation of sales strategies. Revenue Monitoring and KPI Management: Drive revenue growth and achievement of KPIs, ensuring all stores meet established sales targets and standards. Goal Achievement with Store Managers: Collaborate closely with store managers to ensure sales and performance goals are met. Team Leadership and Training: Lead and develop staff in stores by organizing training sessions and workshops to continually enhance team performance. Effective Communication: Communicate confidently, clearly, and solution-oriented with employees, customers, business partners, and internal departments, fostering efficient and successful collaboration.What Awaits You at Gusti Leder: Competitive Salary Package: Attractive annual salary of up to €55,000 including a bonus system, as we value your contribution. Exceptional Benefits: From profit-sharing and flexible working hours to exclusive employee discounts, BahnCard 50, laptop, and work mobile – we take care of your well-being. Sustainability First: We live Slow Fashion and shape the leather industry responsibly and transparently. Creative Freedom: Your ideas matter – you can actively shape how we work and how we are perceived as a company. Team Culture: Flat hierarchies, open communication, and regular team events create a vibrant workplace.

Join our team at Bosch as a Technical Support Specialist, where you will play a crucial role in assisting customers with technical inquiries and providing solutions that enhance their experience. Your expertise will help ensure customer satisfaction and loyalty as you support a range of products and services.

Join exsos as a Project Manager (m/f/d) in Construction in ErfurtAre you passionate about bringing construction projects to life? Do you possess strong organizational, communication, and quality assurance skills? If so, you are the perfect fit for our team.We are looking for a dedicated individual to join our Project Management team as a Project Manager (Stages 5-9).In this pivotal role, you will manage the interfaces between project development, planning, and construction execution, ensuring our projects are not just built but also embraced.Location: ErfurtWork Environment: 80% office-based and 20% travelStart Date: June 2026 or by arrangementContract Type: Permanent, choose between part-time or full-time.Your Responsibilities:Manage the interfaces between project development, planning, and construction execution.Clarify, document, and communicate project objectives with all stakeholders.Oversee project planning and monitoring.Conduct handovers and acceptance processes with tenants and buyers.Accompany site visits with authorities.Perform pre-inspections for quality assurance.Provide regular status reports to production management/executive management.What We Offer You:Flat hierarchies and swift decision-making.Flexible working hours and the possibility to work remotely.A motivated team with a passion for sustainable construction.Attractive salary: €68,000-€78,000 depending on qualifications and experience.30 days of vacation.Free lunch at the office, plus fruits, vegetables, and beverages.Coverage for childcare fees and meal costs for your children.