Experience
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.
fab4minds is a forward-thinking technology company that specializes in delivering cutting-edge digital solutions. We pride ourselves on fostering a collaborative culture where innovation is encouraged, and every team member's contributions are valued. Join us to be part of a vibrant and growing organization!
Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, location & role pages.
Tailoring 0 resumes…
We'll move completed jobs to Ready to Apply automatically.
Search for Senior Full-Stack Developer at OpenProject | Remote
6,964 results
Primion Technology
Safeguard What Matters Most.Primion Technology stands as a global leader and premier provider of Converged Security Solutions and Workforce Management. For over three decades, we have proudly supported approximately 4,000 satisfied clients across the globe, who depend on our certified solutions daily. Our dedicated team of more than 470 professionals works p…
Trace Machina
About Trace Machina:At Trace Machina, we are at the forefront of innovation in the software development industry with our groundbreaking product, NativeLink. This high-performance build caching and remote execution system is designed to streamline software compilation and testing processes, significantly lowering infrastructure costs. Our solutions empower organizations to scale their build systems with unparalleled efficiency by smartly caching build artifacts and distributing workloads across multiple machines.Job Overview:We are looking for a dynamic and skilled Full Stack Engineer proficient in TypeScript and Go to join our expanding engineering team. You will be instrumental in crafting scalable, high-performance applications and services that underpin our build caching and remote execution platform. Your role will also involve ensuring the reliability and maintainability of our codebase, driving stability, efficiency, and resilience as we scale. Collaborating with our dedicated development team, you will be tasked with delivering robust solutions to complex technical challenges.Key Responsibilities:Design, develop, and maintain scalable full-stack applications utilizing TypeScript and GoProduce clean, maintainable, and reliable code in accordance with best practices and industry standardsDevelop integrated frontend and backend systems that work seamlessly with NativeLink’s servicesEnhance performance, security, and scalability across all systemsWork closely with cross-functional teams to deliver high-quality software tailored to customer needsCreate and maintain APIs and services that interact with our core infrastructureEnsure code quality through rigorous code reviews and implementing testing frameworks while maintaining comprehensive documentationDiagnose and resolve issues throughout the stack to minimize downtime and system failuresOptimize code for peak performance and scalability across various environmentsEngage in Agile development practices, including sprint planning and retrospectivesGuide and mentor junior engineers, fostering a collaborative and high-performance team culture
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.
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 Us as a Senior Full Stack Product Engineer at Kombo Berlin (On-site) · Full-timeHello! I’m Aike, co-founder & CTO of Kombo. We are on the lookout for innovative Senior Product Engineers who are eager to tackle complex customer challenges within our product offering. At Kombo, you will engage directly with customers to understand their needs, design solutions, develop them, and ensure they deliver the desired impact.Please note, this is an on-site role based in Berlin.Our Vision at KomboWe are creating a robust infrastructure platform designed specifically for HR tech products. Our founding team, composed entirely of engineers, thrives on solving intricate technical challenges. This passion has led us to develop vital infrastructure for HR tech providers.We’ve successfully built a unified API, a powerful data synchronization engine, an observability platform, and an integrated UI for setup and configuration. We empower other software companies to offer prebuilt integrations with HR, ATS, LMS, and Payroll systems, alleviating the burden of developing and managing countless integrations. For more insights into our product, visit our page: What is the Kombo product?Having achieved product-market fit about 1.5 years ago, we are now witnessing remarkable growth, with our annual recurring revenue nearing €10M and our services supporting over 15,000 companies, synchronizing data for more than 250 million individuals worldwide. We are establishing a new standard for how companies build products atop complex enterprise systems. Recently, we proudly closed a €25M Series A funding round .Role Overview and Work CultureIn our early days, the co-founders and I engaged directly with customers, handled support, understood their pain points, and designed features based on their feedback. We found this approach more fulfilling than traditional roles where engineers work off predefined tickets without customer interaction. As we bring our first engineers on board, we wish to maintain this ethos. We embrace what we call "Product Engineering", where you will comprehensively address customer challenges, participate in calls (or visit customers), design and implement solutions from start to finish, and support the transition to successful user adoption.
As a SAP Fiori / SAPUI5 Full Stack Developer (ABAP | SAP BTP) (f/m/d), you will play a pivotal role in designing and developing modern applications, platforms, and digital products that deliver exceptional value to our clients. Your innovative ideas and technical expertise will drive technological progress as you collaborate closely with our product and development teams to advance our solutions sustainably and impactfully.Key Responsibilities:Develop and enhance SAP Fiori / SAPUI5 applications within the SAP S/4HANA framework.Design and implement user-friendly, high-performance modern interfaces.Create and extend backend services using ABAP / ABAP OO.Implement full-stack solutions that integrate UI5 frontends with ABAP-based services.Develop applications on the SAP Business Technology Platform (SAP BTP).Integrate SAP and non-SAP systems using APIs, OData Services, or event-driven interfaces.Utilize modern extension concepts such as Clean Core and Side-by-Side Extensions.Contribute to the architecture of systems and solutions, fostering the continuous advancement of our product platform.
About ClickHouseRanked in the 2025 Forbes Cloud 100 list, ClickHouse is a leading innovator in the private cloud sector, experiencing remarkable growth. With over 3,000 customers and an impressive ARR increase of over 250% year-on-year, ClickHouse excels in real-time analytics, data warehousing, observability, and AI workloads.Our recent success was further solidified by a $400M Series D round of funding. In the past few months, notable customers such as Capital One, Lovable, Decagon, Polymarket, and Airwallex have either adopted or expanded their use of our platform, joining a distinguished roster of AI pioneers and global brands including Meta, Cursor, Sony, and Tesla.Join us in our mission to revolutionize the way companies leverage data!About the TeamThe Billing Engineering team is tasked with developing the billing infrastructure that powers ClickHouse Cloud. We are seeking exceptional software engineers skilled in both frontend and backend technologies, capable of integrating with various external systems. You will work on critical processes that directly influence our business outcomes. Collaborating with stakeholders across the organization, the team prioritizes customer experience (reliability, scalability, privacy, security, observability) while ensuring accuracy and compliance in all our developments.Your Responsibilities:Develop the billing and metering platform for ClickHouse Cloud, designing processes that are essential for operational continuity.Create with intent, ensuring that each decision during the development process is justified, empowering the team to effectively communicate our solutions to peers and stakeholders.Deliver robust frameworks and platforms that are secure, efficient, mature, and highly available, simplifying infrastructure complexities.Collaborate with cross-disciplinary teams to define business strategies, understand user needs, and devise optimal solutions.Integrate various systems including Billing, Metering, Logging, Monitoring, and Support.
At Akeno, a Senior Engineer is not merely a title; it's a badge of honor! This role signifies a proven track record of crafting successful products, overcoming complex production challenges, and mastering the art of delivering quality solutions efficiently. As a Senior Full-Stack Engineer, you'll oversee features from conception to completion, engaging with both front-end and back-end technologies, and occasionally diving into UX design.You will join our Applications Team, a group of seasoned professionals who are collaborative and supportive. We foster an environment where you can lead and innovate without the constraints of traditional roles like dedicated architects or tech leads, as we believe true seniors can draft designs that enhance collective outcomes.Your ResponsibilitiesDevelop cutting-edge software that enables clients to save millionsTransform our software into a fully self-service, enterprise-ready solutionDrive feature enhancements from inception to rolloutImplement bug fixes that prevent recurrenceEstablish monitoring and testing protocols to catch issues proactivelyEnhance developer experience (DX) for accelerated development cycles
Superhuman
At Superhuman, we value a dynamic hybrid working model that combines focused individual work with in-person collaboration. This flexible environment fosters trust, innovation, and a robust team culture.About SuperhumanSuperhuman is an advanced AI productivity platform, now incorporating Grammarly, focused on unlocking the superhuman potential in everyone. Our suite of applications and agents integrates with over 1 million tools, enhancing productivity wherever you work. With products like Grammarly's writing assistance, Coda's collaborative workspaces, and Go, our proactive AI assistant, we empower over 40 million users and thousands of organizations and educational institutions worldwide to eliminate busywork. Discover more at superhuman.com.The OpportunityWe are on the lookout for talented Full-Stack Software Engineers to join our engineering teams and help us achieve our ambitious goals. In this role, you will be instrumental in developing core components of the Superhuman product suite, enhancing our infrastructure and features to assist millions of users in writing more clearly and effectively. You will work across both Front-End and Back-End, contributing to high-impact projects that are visible to our user base.At Superhuman, engineers and researchers have the freedom to innovate and shape our product roadmap. As we scale our interfaces, algorithms, and infrastructure, you will face increasingly complex technical challenges. You can learn more about our engineering efforts on our technical blog.Superhuman is rapidly expanding, presenting opportunities to join a growing team, learn from experienced peers, and contribute to building product offerings from the ground up. Within our vibrant engineering organization, you will find ample room for ownership and a direct impact on users.As a Full-Stack Engineer, you will:Commence building and pushing code within your first week, delivering impactful features in your initial months.Develop and maintain production services with high call rates on the Back-End while creating rich user interfaces on the Front-End.Aim for high availability for both consumer and enterprise customers.
jobgether
jobgether is looking for a Full-Stack Product Engineer based in Germany. This position covers both front-end and back-end development, supporting the creation of applications that improve user experience. Role overview This role involves contributing to the entire development process, from designing features to building and maintaining applications. The work spans multiple projects and offers the chance to apply a broad range of technical skills. What you will do Develop and maintain both front-end and back-end components of web applications Collaborate with team members to deliver features that support user needs Work on projects aimed at improving performance and usability Requirements Experience in full-stack development Ability to work on both user-facing and server-side features Interest in building high-performance, user-focused applications
Become a pivotal member of our Berlin team, dedicated to enhancing a high-performance Geospatial Platform and GIS cloud solution. In this role, you will participate in the development of a distinctive hybrid architecture that effectively merges offline, edge-processing capabilities (PIX4Dfields) with scalable cloud solutions (PIX4Dcloud).Your contributions will focus on the comprehensive development of AgTech data services aimed at addressing real-world challenges—creating innovative tools that enable farmers to maximize yields, minimize chemical usage, and contribute to environmental sustainability. Engage daily with intricate and dynamic geospatial datasets, including high-resolution drone imagery, satellite feeds, and maps for autonomous tractors and spray drones. From large-scale backend processing of raster (GeoTIFF) and vector data to crafting intuitive, map-centered Angular interfaces, your work will have a significant impact. Our technology stack includes Python 3.11+ (Django/FastAPI), Angular 16+, Docker, and AWS.
About the RoleTaktile empowers financial institutions to make informed and secure decisions through innovative AI technology. Our comprehensive software provides teams with the necessary tools to automate intricate decisions, ranging from customer onboarding and underwriting to fraud detection, all while ensuring complete visibility and control. By integrating AI with a diverse array of financial data, we allow companies to adjust their decision-making processes in real-time as market conditions, customer behaviors, and risks change.We are in search of a Senior Full-Stack Engineer to become a pivotal member of our Web SDK team and assist in crafting this product from its inception. You will take charge of developing the architecture for a cohesive client-side SDK that integrates identity verification, device intelligence, and document capture into a single, streamlined solution, facilitating secure and seamless customer onboarding for financial institutions. This role offers substantial impact and ownership, with a clear trajectory towards leading the team as it expands.If you have experience building SDKs, launching embeddable components, or working on developer-focused products that operate in external browsers, and you are enthusiastic about contributing at the intersection of fintech and platform engineering, we would love to connect with you.Your ResponsibilitiesArchitect the SDK from scratch: Design and develop a client-side JavaScript/TypeScript SDK that coordinates multiple third-party vendor scripts behind a unified, headless API.Build the hosted verification experience: Create a secure, embeddable web application that presents interactive identity verification flows with a sophisticated, brandable user experience.Own reliability end-to-end: Implement versioning strategies, staged rollouts, and CI/CD pipelines for client-side code operating in customer browsers.Solve complex integration challenges: Manage vendor SDKs, each with unique quirks, lifecycle hooks, and failure modes, ensuring they work together effortlessly.Shape the product and the team: Collaborate with Product, Design, and customers to define the developer experience of the SDK. As the team grows, you will have the opportunity to advance into a tech lead role.Engage directly with customers: Work with early adopters to understand their integration environments and guarantee the SDK performs flawlessly in real-world scenarios.
SonarSource
Join SonarSource as a Full-Stack Engineer and contribute to our mission of improving code quality through innovative software solutions. In this role, you will work collaboratively with a dynamic team to develop, enhance, and maintain our software products, ensuring they meet the highest standards of performance and usability.
Join smava GmbH, a leading online platform for credit comparison, dedicated to making loans transparent, fair, and affordable. With over 300,000 happy customers, we are one of Germany's largest FinTech companies. Be part of our mission to transform the consumer loan market and shape its digital future!Our engineering teams enjoy a high level of autonomy, each focusing on their specific areas within the platform, including essential services and systems. We prioritize collaboration, utilizing clear technical agreements and shared standards to enhance interaction, while established communication structures promote personal exchanges. Our success hinges on expert knowledge, open conversations, and collective decision-making as we pursue our ambitious roadmap.YOUR NEW TEAMWe are seeking a Senior Full Stack Engineer to join our Offers and Checkout team. Our goal is to empower loan customers through seamless and transparent digital services that they can trust and manage independently. We aim to create a smooth experience from loan selection to checkout, ensuring our customers feel in control and confident throughout the process. Our cross-functional team includes Frontend, Full Stack, Backend, QA, and Design roles, collaborating closely with our Product Owner and stakeholders.WHAT YOU WILL BE DOINGLead and innovate complex end-to-end features for our Offers, Checkout, and Customer Area domains, utilizing React and TypeScript in the frontend, and Node.js (TypeScript) in the backend.Drive automation and AI-enhanced UX development, leveraging your knowledge to identify, test, and implement AI solutions that enhance our development speed and testing quality.Design and maintain stable, scalable services within a data-intensive, distributed AWS environment, employing Kubernetes, AWS Lambda, and event-driven architectures.Work in close collaboration with Product Owners and UX Designers to craft high-conversion customer journeys, emphasizing a seamless and trustworthy self-service experience.Uphold high engineering standards for code quality, performance, and security, while actively participating in technical decision-making (technology stack, tools, architecture) within the team.Adopt the philosophy of 'you build it, you run it, you own it'.
Join us at smava, a leading online credit comparison platform dedicated to making loans transparent, fair, and affordable. With a community of over 300,000 satisfied customers, we're proud to stand among Germany's foremost FinTech companies. Be part of our mission to revolutionize the consumer loan market and shape its digital future!Our engineering teams enjoy a high degree of autonomy and are responsible for their specific areas within the platform, including associated services and systems. We prioritize collaboration, ensuring clear technical contracts and common standards for seamless interactions, while fostering a culture of open dialogue and joint decision-making. This approach empowers us to execute our ambitious and exciting roadmap successfully.YOUR NEW TEAMWe are seeking a passionate Senior Software Engineer to join our Offers and Checkout team. Our mission is to empower loan customers with intuitive and transparent digital services that are trustworthy and self-serve. We aim to provide a smooth journey from loan selection to checkout, ensuring our customers feel confident and in control throughout the process. Our cross-functional team includes Frontend, Full Stack, Backend, QA, and Design roles, working in close collaboration with our Product Owner and various stakeholders.WHAT YOU WILL BE DOINGOwn and deliver complex end-to-end features across the Offers, Checkout, and Customer Area domains utilizing React and TypeScript for the frontend and Node.js (TypeScript) for the backend.Drive Automation and AI-driven UX development, leveraging your expertise to identify, test, and implement AI solutions that enhance our development speed and testing quality.Build and maintain stable, scalable services in a data-intensive, distributed AWS environment using Kubernetes, AWS Lambda, and event-driven architectures.Collaborate closely with Product Owners and UX Designers to create high-conversion customer journeys, ensuring a seamless and trustworthy self-serve experience.Uphold high engineering standards regarding code quality, performance, and security, actively participating in technical decision-making (stack, tools, architecture) within the team.Embrace the philosophy of "you build it, you run it, you own it".
think-cell Software GmbH
About The RoleAt think-cell, we are dedicated to revolutionizing the way professionals create impactful business presentations. By integrating advanced automation and assistance features, we enhance our product to serve over 1.3 million users globally. In this exciting role, you will transform innovative ideas and cutting-edge AI concepts into robust features that redefine user experience.Your responsibilities will include developing production-ready systems that seamlessly connect modern backend services with user-friendly interfaces. Collaborating closely with C++ engineers on our core product and AI engineers pushing the boundaries of automation, you will play a pivotal role in bringing new functionalities from concept to everyday use.This position is perfect for engineers who take pride in crafting clean, scalable systems, prioritize code quality, and thrive in a collaborative environment where impactful features are regularly delivered.
KAYAK is part of Booking Holdings (NASDAQ: BKNG) and operates as a leading travel search engine. The company processes billions of queries across its platforms, helping travelers find flights, hotels, rental cars, and vacation packages. KAYAK also develops solutions for business travel, including KAYAK for Business. The Berlin office is home to a growing team that works on a portfolio of well-known metasearch brands such as momondo, Cheapflights, and HotelsCombined. Innovation remains central to KAYAK’s approach, and each team member has the opportunity to contribute to the company’s mission: building the best travel search engine for effortless global exploration. This Full Stack Engineer role focuses on developing and improving KAYAK’s B2B platform. The platform serves established clients and is positioned for further growth. The position is based in Berlin and requires in-office presence at least three days per week. What you will do Work closely with a global team to develop B2B products. Partner with designers, product managers, and commercial teams to define and deliver new features. Design and build scalable, high-performance solutions. Contribute to architecture decisions that improve performance, quality, and code reusability. Troubleshoot and resolve recurring technical issues. Use AI coding tools to increase productivity. Requirements Degree in Computer Science or a related field. At least 5 years of professional experience in web development. Strong skills with TypeScript, React, and CSS (Sass or Less) for front end work. Experience with Java, Java Spring, JVM ecosystems, and familiarity with databases such as PostgreSQL, MySQL, or Redis. Comfort with writing unit and end-to-end tests. Proven debugging ability in a full-stack environment. Benefits Health Insurance 401k
Join our dynamic team at NavVis as a Senior Full-Stack Software Engineer, where you will play a pivotal role in shaping innovative software solutions. Utilizing technologies like Java, Spring, TypeScript, and Angular, you will collaborate with cross-functional teams to deliver high-quality applications. This is an opportunity to enhance user experiences and contribute to impactful projects in a hybrid work environment.
Avelios Medical
ABOUT USAt Avelios Medical, our mission is to revolutionize healthcare through innovative software solutions tailored for digital transformation in hospitals and patient care. Our cutting-edge, modular platform streamlines workflows in clinical settings, ensuring that hospitals, doctors, and nurses can deliver optimal care to their patients. As we rapidly expand, we are committed to fostering a diverse team that reflects our belief in the strength of varied perspectives.THE TEAM AND ROLEWe are on the lookout for a Senior Full Stack Engineer (all genders) to join our dynamic development team. In this pivotal role, you will contribute to the creation of advanced software solutions utilized in critical healthcare environments. Your responsibilities will span the product lifecycle, from design and testing to deployment and maintenance of core Avelios services. This hands-on position will allow you to influence both backend and frontend components of our platform.YOUR RESPONSIBILITIESCollaborate with our core development team to engineer comprehensive full-stack solutions for various clinical applications.Design, test, deploy, and maintain scalable and secure Avelios services.Develop extensive software systems for essential healthcare settings.Utilize the latest technologies in backend and frontend development.Implement best practices for clean, efficient, and secure software engineering.Continuously enhance performance, usability, and development processes.YOUR QUALIFICATIONSA degree in Computer Science, Informatics, Business Informatics, or equivalent practical experience.Proficiency in one or more programming languages: Java, C++, React, TypeScript, Swift, or Rust.Proven software development experience; contributions to GitHub are a plus.A strong desire to learn new technologies and contribute across the technology stack.Exceptional problem-solving skills coupled with a proactive mindset.Fluency in German or English.
About Uszenjob is an innovative staffing platform powered by AI, connecting companies with temporary workers since 2015. Our platform allows businesses to book pre-qualified staff in real-time, while students utilize our app to discover part-time job opportunities that fit seamlessly around their studies. With over 40,000 students and 1,000 partner companies across logistics, retail, and hospitality sectors in major cities throughout Germany, we share a commitment to exceptional work, driven by cutting-edge technology and passion. Start your journey to great work with us.About the RoleAs a Senior Full-Stack Engineer (f/m/d) at zenjob, you will be instrumental in designing and developing our product. Engaging with both backend services and user-friendly frontend interfaces, you will collaborate closely with product managers and stakeholders, establish engineering standards, and mentor fellow engineers. If you thrive in a dynamic environment and seek to make a tangible impact on a platform used by thousands, we encourage you to apply.Your ContributionsDesign, develop, and manage end-to-end features from conception through to deployment and maintenance.Build and enhance backend services and frontend applications using TypeScript and Java, with gRPC as our primary communication protocol.Work collaboratively across business, product, and data teams to deliver reliable, high-value features.Advocate for quality and enhance engineering practices to ensure continuous value delivery.Drive architectural and process decisions, leveraging your experience to influence the engineering organization.Mentor and support fellow engineers, promoting a culture of learning and continuous improvement.Create tooling, documentation, and shared libraries to elevate contributions across the codebase.Who You AreYou have a proven track record of delivering complex, high-impact projects end-to-end, from business case development to cross-functional collaboration.
Sign in to browse more jobs
Create account — see all 6,964 results
Browse all companies, explore by city & role, or SEO search pages. View directory listings: all jobs, search results, or location & role pages.
