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

dreessommerse

Full-time|On-site|Karlsruhe

Join our dynamic team at dreessommerse as a (Senior) Full-Stack Developer specializing in web technologies. We are seeking an innovative and experienced individual who is passionate about coding and web development. In this role, you will work on exciting projects that challenge your skills and expand your knowledge in a fast-paced environment.

Apr 1, 2026

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

dreessommerse

Full-time|On-site|Erfurt

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.

Apr 1, 2026

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

dreessommerse

Full-time|On-site|Frankfurt am Main

Are you passionate about crafting exceptional web applications? Join our team at dreessommerse as a (Senior) Full-Stack Developer specializing in web technologies. In this role, you'll work with cutting-edge technologies to design, develop, and maintain innovative software solutions that meet our clients' needs.As a key player in our development team, you will collaborate with other developers, designers, and project managers to deliver high-quality web applications. You will contribute to all stages of the development lifecycle, from concept and design to implementation and maintenance.

Apr 1, 2026

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Senior Full Stack Developer (m/w/d) at ebreuningergmbhco | Stuttgart

ebreuningergmbhco

Full-time|On-site|Stuttgart

About the Role ebreuningergmbhco is looking for a Senior Full Stack Developer to help build and improve applications that support our business and customers. This position is based in Stuttgart. What You Will Do Develop and maintain both front-end and back-end features for web applications Work closely with team members to deliver user-friendly solutions Contribute to projects that improve user experience and support business goals What We Are Looking For Experience with both front-end and back-end development Ability to design and implement reliable, maintainable code Strong problem-solving skills and attention to detail This is a senior-level role for candidates who want to make an impact on application development at ebreuningergmbhco.

Apr 16, 2026

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Full-Stack Software Developer (Java / Angular)

fab4minds

Full-time|Remote|Standort flexibel

Join fab4minds as a Full-Stack Software Developer, where you will leverage your expertise in Java and Angular to create innovative solutions. As a vital part of our dynamic team, you will work on exciting projects that push the boundaries of technology while collaborating with talented professionals in a flexible and supportive environment.

Mar 17, 2026

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Junior Full-Stack Engineer at sofatutor | Remote

sofatutor

Full-time|Remote|Homeoffice

sofatutor serves nearly 2 million users, offering digital learning resources for early learners, students, parents, and educators. The Growth Team is hiring a Junior Full-Stack Engineer to help shape the first impression new users have with sofatutor. This is a full-time, remote role open to candidates based in EMEA. Role overview The Junior Full-Stack Engineer will build and refine features for visitor-facing pages. Close collaboration with Growth Specialists is a key part of the job, especially when testing new ideas to increase user engagement and improve conversion rates. What you will do Create and launch new features on high-traffic pages, focusing on optimizing conversion funnels. Set up and run A/B tests based on hypotheses developed by the Growth Team. Work with AI tools to assist in coding, while reviewing and validating all AI-generated code. Write and maintain unit and integration tests, using tools such as Capybara and Cypress, to ensure code quality, especially when working with AI-assisted code. Maintain and take ownership of key systems that support the visitor journey, ensuring they remain reliable and current. Location and hours Remote within EMEA Full-time, 40 hours per week

Apr 23, 2026

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Senior Full Stack Engineer - HyperDX

ClickHouse

Full-time|Remote|Germany (remote)

About ClickHouseFeatured on the prestigious 2025 Forbes Cloud 100 list, ClickHouse stands out as a pioneering and rapidly expanding private cloud company. Serving over 3,000 clients and achieving an impressive ARR growth of over 250% year-on-year, ClickHouse leads the industry in real-time analytics, data warehousing, observability, and AI-driven workloads.Our remarkable trajectory was recently underscored by a successful $400M Series D funding round. Within the last three months, notable clients such as Capital One, Lovable, Decagon, Polymarket, and Airwallex have either adopted our platform or enhanced their existing implementations. These organizations join a prestigious list of AI innovators and global brands including Meta, Cursor, Sony, and Tesla.We are on a mission to revolutionize the way organizations leverage data. Join us on this exciting journey!Be part of our effort to transform Observability for Developers! We aim to redefine how engineers monitor, debug, and scale their production applications through HyperDX, now part of ClickHouse. HyperDX is an open-source platform designed to convert telemetry data into actionable insights. Imagine a world where logs, metrics, traces, and session replays seamlessly converge to identify root causes faster than ever. If you've ever been awakened at 2 AM, frustrated by tools like Grafana, Datadog, or Elastic that don't provide the answers you need, you'll understand the challenge we are tackling. Now, you can assist us in solving it.We are looking for a Senior Full Stack Engineer to contribute to the development of a petabyte-scale, high-performance observability platform focused on delivering an exceptional developer experience (the DX in HyperDX).Key Responsibilities:Product Development: Take ownership of and develop key features, concentrating on frontend and backend systems that enhance debugging and monitoring for developers.Community Engagement: Collaborate with open-source contributors and customers, address their challenges, and integrate their feedback into our development roadmap.Technical Challenge Resolution: Elevate HyperDX to efficiently manage petabytes of observability data. You'll unlock innovative analysis tools that empower engineers to resolve production issues like never before, all while scaling our cloud-hosted platform to deliver unparalleled performance for our expanding customer base.

Mar 4, 2026

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

dreessommerse

Full-time|On-site|Aachen

Are you a passionate Full-Stack Developer looking to make a significant impact in the web technologies landscape? Join our innovative team at dreessommerse in Aachen, where you will have the opportunity to work on exciting projects that push the boundaries of technology.In this role, you will collaborate with cross-functional teams to design, develop, and maintain cutting-edge web applications. Your expertise in both front-end and back-end technologies will be crucial as you contribute to crafting seamless user experiences.

Apr 1, 2026

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

dreessommerse

Full-time|On-site|Stuttgart

Join our innovative team at dreessommerse as a (Senior) Full-Stack Developer specializing in Web Technologies. We are looking for passionate individuals who are eager to create impactful web applications and contribute to exciting projects. You will be working in a collaborative environment where your ideas and skills will be valued.

Apr 1, 2026

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Senior Full Stack Developer (Java) - Freiburg im Breisgau

haufegroup

Full-time|On-site|Freiburg im Breisgau

haufegroup seeks a Senior Full Stack Developer (Java) to help build and maintain scalable web applications in Freiburg im Breisgau. This role involves working closely with colleagues from various backgrounds to deliver dependable software solutions. Key responsibilities Develop and support web applications, using Java as a primary technology Work with cross-functional teams throughout the software development lifecycle Help ensure delivered solutions are high-quality and easy to maintain Location This position is based in Freiburg im Breisgau.

Apr 23, 2026

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Senior Full-Stack Engineer

Jimdo GmbH

Full-time|Remote|Germany

Join Us at Jimdo - Empowering the Self-EmployedAt Jimdo, we are dedicated to unleashing the potential of solopreneurs and micro-businesses. Our platform simplifies the complexities of building successful businesses, allowing our users to focus on what they are passionate about.Founded in 2007 by three friends in Northern Germany, Jimdo has evolved into a profitable, remote-first company with over 220 professionals from more than 50 nationalities across 15 countries. We've empowered over 36 million users to establish their online presence.We are not just a website builder; we are an AI-driven platform that supports the self-employed in running their businesses efficiently—from improving online visibility to acquiring customers and handling daily operations with confidence.Central to our mission is our commitment to personalized, data-driven guidance. Our platform integrates design, business tools, and AI capabilities to transform real customer data into actionable insights, enabling our clients to focus on what propels their businesses forward.Your Role:As part of a dynamic team of expert engineers, you will play a pivotal role in enabling Jimdo’s business and engineering teams to deliver impactful results swiftly across our product offerings. Reporting to the Head of Architecture, you will be a senior full-stack developer who takes ownership of projects from front-end to back-end and infrastructure, driving them to completion.Your work will involve navigating diverse domains and codebases, addressing critical needs as they arise rather than adhering to a fixed long-term project. You will tackle both straightforward and complex tasks using modern technologies, including AI-assisted development, ensuring rapid progress without sacrificing quality. Your extensive engineering background, combined with a flexible mindset, will help us achieve faster outcomes while collaborating closely with staff engineers and product teams. This role is perfect for those who value autonomy, relish variety, and enjoy system-level thinking, working collaboratively to deliver impactful results.Your Contributions:Design and develop scalable APIs, services, and user interfaces.Adapt quickly to different codebases, comprehending context and resolving critical challenges.Deliver high-quality, maintainable code that meets our rigorous standards.

Jan 23, 2026

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

dreessommerse

Full-time|On-site|Freiburg im Breisgau

Join our dynamic team at dreessommerse as a (Senior) Full-Stack Developer specializing in Web Technologies. We are looking for innovative thinkers who are eager to contribute to exciting projects and help shape the future of our web solutions. In this role, you will collaborate with cross-functional teams to design, develop, and optimize web applications that enhance user experiences.

Apr 1, 2026

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

dreessommerse

Full-time|On-site|Leipzig

Join our dynamic team at dreessommerse as a (Senior) Full-Stack Developer specializing in web technologies. In this role, you will be responsible for designing, developing, and maintaining innovative web applications that enhance user experience and streamline operations. Collaborate with cross-functional teams to bring creative solutions to life, utilizing your expertise in both front-end and back-end development.

Apr 1, 2026

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Full-Stack Developer - AI Trainer

Anyone AI

Contract|Remote|Germany

Anyone AI is seeking talented Full-Stack Developers to join an innovative project collaborating with a prestigious AI lab.Qualifications:Fluent written and spoken English at an advanced professional level.3 to 7 years of hands-on software engineering experience.Expertise in Python along with strong skills in JavaScript or TypeScript; familiarity with Java, C#, or Go is a plus.Proven experience in backend or full-stack development within production environments.Knowledge of testing frameworks such as pytest, Jest, JUnit, xUnit, or Go testing.Demonstrated ability to debug and manage extensive multi-file codebases.Experience in conducting code reviews, refactoring, and managing production migrations.Engagement: This is a part-time, project-based consulting role.Work Type: Remote.As a contributor, your tasks will include designing and assessing realistic software engineering challenges, focusing on bug resolution, feature implementation, refactoring, and test generation. This involves creating intricate coding scenarios and evaluating peer submissions for quality and accuracy.This consultancy is project-based, with compensation determined per project; hourly rates are estimates based on expected completion times. Consultants have flexibility in scheduling, provide their own tools, and may engage with other clients concurrently (subject to their agreements).Responsibilities:Contributors will be responsible for:Designing and executing coding tasks that span bug fixing, feature development, refactoring, and testing.Drafting clear specifications and reference implementations in natural language.Developing and enhancing unit and integration test suites.Reviewing tasks created by peers for accuracy, clarity, and realism.Identifying edge cases, ambiguities, and potential failure scenarios.Ensuring that specifications, code, and expected outputs are consistent.Expected Outcomes:Delivering high-quality, production-ready code and specifications.

May 4, 2026

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Full Stack Developer at bitlane | Berlin

Bitlane

Full-time|On-site|Berlin

We are seeking a passionate Full Stack Developer to join our dynamic team at bitlane in Berlin. In this role, you will engage in the complete product development lifecycle, from brainstorming innovative ideas to deploying and maintaining our applications. The ideal candidate will possess a solid foundation in software engineering principles and best practices, coupled with a creative mindset to solve complex problems and develop new services. Your responsibilities will include both back-end and front-end development across various projects, collaborating with our international team to enhance different layers of our applications. Projects may range from simple applications to comprehensive e-commerce systems and sophisticated CRM platforms. If this resonates with your skills and aspirations, we invite you to apply!Responsibilities:Work closely with our software team to conceptualize and implement new features.Enhance our product and codebase using your analytical expertise.Expand and innovate our existing web technology offerings.Develop and maintain tools for software and data interaction.Champion test-driven development practices, including code reviews, unit testing, and documentation.Collaborate with project managers to define project scopes.Effectively communicate your progress and adhere to deadlines established with project managers.

Aug 17, 2020

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Full Stack Developer at sereact | Stuttgart

sereact

Full-time|On-site|Stuttgart Schockenriedstr. 17

About Us:At sereact, we are pioneers in building intelligent robotic systems that can perceive, reason, and act in real-world environments. Our innovative technology bridges the automation gaps that conventional systems cannot address, revolutionizing the execution of physical tasks in industrial settings such as warehouses and factories. Join us in our mission to transform the future of robotics.Position Overview:We are on the lookout for a skilled Full Stack Developer to architect and implement robust software solutions for our robotics platforms. This role involves working across the entire software stack to create user-friendly interfaces, scalable backend services, and seamless integrations that empower users to monitor, control, and optimize robotic systems.Key Responsibilities:Design:Create, develop, and sustain web applications for the monitoring and control of robotic systems.Develop secure and scalable backend services that facilitate real-time robotic operations.Implement dynamic dashboards and visualization tools to effectively present robotic performance data.Optimize:Collaborate closely with robotics engineers to grasp system requirements and workflows.Work with frontend and backend teams to ensure smooth integration throughout the software stack.Engage in system architecture discussions and contribute to design decisions.Enhance application performance for real-time responsiveness and scalability.Troubleshoot and rectify issues across both frontend and backend systems.Uphold code quality, maintainability, and security through best practices and code reviews.

Feb 5, 2026

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Senior Full-Stack Security Automation Engineer

N26 GmbH

Full-time|On-site|Berlin

Role overview N26 GmbH is hiring a Senior Full-Stack Security Automation Engineer in Berlin. This role focuses on building and automating security processes that protect the company’s mobile banking platform and technical infrastructure. What you will do Design and implement automation frameworks to support security operations Collaborate with engineering, product, and operations teams to integrate security into daily workflows Develop security solutions for both front-end and back-end systems, protecting users and internal platforms Review and refine security protocols and practices on an ongoing basis Requirements Experience working with both front-end and back-end technologies Track record of automating security processes and frameworks Understanding of secure coding principles and cloud security Ability to work effectively with cross-functional teams This position plays a key part in defending N26’s applications and users from changing security threats. Engineers who like building practical solutions and improving security at scale will find this work meaningful.

Apr 28, 2026

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Senior Full-Stack Software Engineer with Frontend Focus (m/w/d)

ebreuninger GmbH & Co. KG

Full-time|Remote|Munich

Join our innovative team at ebreuninger GmbH & Co. KG as a Senior Full-Stack Software Engineer, focusing on frontend development. We are looking for a talented individual who is passionate about creating seamless user experiences and robust backend systems. Your role will involve designing, developing, and maintaining high-quality software solutions that meet our clients' needs while ensuring optimal performance and scalability.You will collaborate closely with cross-functional teams, including UX/UI designers and product managers, to deliver exceptional products. If you thrive in a dynamic, remote work environment and are excited about the opportunity to influence the future of e-commerce, we want to hear from you!

Mar 25, 2026

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Senior Full-Stack Engineer (Python & React)

jobgether

Full-time|On-site|Germany

jobgether is looking for a Senior Full-Stack Engineer based in Germany with strong experience in Python and React. This role centers on building and improving software that supports the company’s platform. Role overview This position involves developing features from initial idea through to deployment. Collaboration with colleagues from different teams is a key part of the job, with a shared focus on delivering reliable code and a smooth user experience. What you will do Work with Python and React to create and maintain platform features Contribute to project planning, development, and release Collaborate with cross-functional teams to meet project goals Help ensure code quality and a positive experience for users

Apr 29, 2026

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Full-Stack Software Engineer

LITIT

Full-time|Remote|Remote job

ABOUT LITITLITIT is a pioneering joint venture between NTT DATA and Reiz Tech, recognized for its extensive industry expertise and dedication to driving innovation in the IT sector. Our primary mission is to deliver exceptional solutions within the DACH region, blending German precision, Japanese work ethics, and Lithuanian talent to provide top-notch IT services and support to our clients.ABOUT OUR CLIENTOur client stands as a global leader in the automotive industry, celebrated for its strong focus on innovation, engineering excellence, and premium digital solutions. This large-scale organization is responsible for developing and maintaining intricate, high-performance systems that support a diverse array of internal and customer-facing platforms.ROLE SUMMARYWe are seeking a talented Full-Stack Software Engineer to contribute to a modern, impactful platform that delivers visual content to various downstream systems. This role encompasses the development and maintenance of both backend services and frontend applications, with an emphasis on performance, scalability, and code quality. You will play a crucial role in making key technical decisions and taking ownership of features throughout the entire development lifecycle.KEY RESPONSIBILITIESDesign, develop, and maintain backend services utilizing Java and Quarkus.Create and improve frontend applications with Angular, alongside LitElements and Vue.js as complementary technologies.Collaborate with cross-functional teams to define, design, and implement new features.Ensure the system's high performance, reliability, and scalability.Participate in code reviews, advocating for best practices and technical standards.Support deployment and infrastructure processes, utilizing AWS and Terraform as needed.Contribute to operational support under strict SLAs, including monitoring and incident management.Join on-call rotations post-onboarding and qualification.

Mar 19, 2026

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