Full Stack Developer (m/w/d) at proalphagroup | Berlin

At TechBiz Global, we pride ourselves on being more than just a recruitment and software development agency; we are a dedicated German-based global partner focused on driving your business success. Our diverse and distributed team specializes in IT recruitment, outstaffing, outsourcing, software development, and consulting services, catering to over 100 clients across more than 20 countries. We are currently in search of a Senior Full Stack Developer to join one of our esteemed client's teams. If you are looking for an exhilarating opportunity to advance your career in an innovative environment, this role may be the perfect match for you.

Join our innovative team at dampsoftberlin, where we are seeking a dynamic Full-Stack Developer (m/w/d) to contribute to our exciting projects. As a key player in our development team, you will work on both front-end and back-end technologies, crafting seamless user experiences and robust server-side applications.If you are passionate about coding and eager to learn, we encourage you to apply!

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.

Join our dynamic team at dreessommerse as a (Senior) Full-Stack Developer focusing on cutting-edge web technologies. You will work collaboratively to design and implement innovative solutions, enhancing user experience and optimizing performance across various platforms.

Join us as a Founding Full-Stack Developer at jobsforhumanity, where you'll have the unique opportunity to shape our technology and make a meaningful impact on the lives of people around the globe. In this pivotal role, you'll be responsible for developing innovative solutions that bridge the gap between technology and humanity.

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

Why Choose voize? More Than Just a Job!At voize, we're revolutionizing the way frontline professionals manage their time. Our AI technology allows care staff and field workers to effortlessly speak their notes, transforming them into structured documentation. This innovation saves up to 39 minutes per person each day while enhancing overall quality. Backed by Y Combinator and utilized by over 1,000 facilities, our growth trajectory is impressive. Become part of a team where cutting-edge technology meets tangible real-world impact. Your MissionIn the role of a Full Stack Engineer, you will take charge of our customer-facing web platform tailored for nursing managers and administrators while also collaborating on essential backend services. Your primary objective will be to equip our customers with valuable insights and controls that showcase how voize enhances their organizational processes, streamlining nursing tasks and providing an intuitive management system for their fleet of voize devices. Your contributions will be pivotal to voize's expansion, empowering both nursing staff and management alike. Your Daily Responsibilities - A Diverse ExperienceLead the development of the nursing management web application, delivering exceptional user experience through modern React and TypeScript.Collaborate on backend services while contributing to CI/CD processes and testing.Design and implement secure, user-friendly device configuration, data-intensive dashboards, and scalable account flows across various industries.Influence product decisions that deliver real value to users.Identify and resolve bugs while proactively monitoring error logs to ensure quality. Your Qualifications - What You BringStrong product and end-to-end thinking with a UX-focused end-user perspective.Extensive experience in modern React and sound knowledge of TypeScript architecture.Proficient in backend development, particularly with Kotlin.Excellent communication skills across teams, with a comfort for rapid iteration and independent work.Solid understanding of Git workflows, collaboration practices, and a strong testing discipline coupled with CI/CD experience. Our Success Mindset - The voize ApproachWe view challenges as opportunities and iterate swiftly to deliver impactful solutions.

Join Tilla, an innovative SaaS start-up, as we revolutionize crew logistics at the intersection of global shipping and travel. Our dynamic international team is dedicated to transforming how seafarers reach their vessels, ensuring that every crew change is optimized and digital.With over 10,000 crew changes facilitated annually across 600+ vessels, we are backed by strong investors and are committed to enhancing operational efficiency, reliability, and the overall experience for seafarers and operators alike. At Tilla, we believe in making crew operations not just more efficient, but also more humane.Your MissionAs a Full Stack Engineer, you will play a pivotal role in driving product initiatives. This position offers the chance to influence technical decisions and grow into a backend lead role as our company scales. You will thrive in our data-driven, performance-critical environment, where accuracy, reliability, and usability are paramount.Our Tech StackFrontend: React, Next.js, TypeScript, ShadCNBackend: NestJS, GraphQL, Prisma, AWS (Lambda, SQS, RDS, ECS)State Management: Apollo Client, React QueryTesting: Jest, PlaywrightOwn & Ship Features End-to-End: Lead product initiatives from conception through implementation, testing, and deployment.Integrations & APIs: Design and maintain integrations with third-party systems, ensuring secure and scalable data flows while contributing to areas with direct revenue impact.

Join our team as a Senior Full Stack Developer - Web (f/m/d) in Berlin! About Us At think-cell, we are on a mission to empower teams to effectively manage and publish content through our innovative web platform. As a Senior Full Stack Developer, you will play a vital role in shaping and expanding our web ecosystem. This position is ideal for a forward-thinking web engineer who thrives on tackling complex technical challenges, making informed architectural decisions, and building systems that are robust and maintainable as requirements evolve. You will engage with both frontend and backend technologies to enhance our web platform’s technical foundation, creating scalable solutions that facilitate seamless content management and publishing. You will collaborate closely with cross-functional stakeholders, including design, marketing, product, and engineering teams, while retaining strong ownership over technical quality and the platform's long-term vision. Our Core Values Forward Thinking: Embracing change and challenging the status quo. Ownership: Taking pride in our work and learning from our experiences. Customer First: Prioritizing the delivery of lasting value. Unified Team: Fostering collaboration, respect, and integrity. Strive for Excellence: Setting ambitious goals and pursuing quality. Your Responsibilities Design, develop, and enhance features of our web platform across both frontend and CMS backend. Address complex technical challenges pragmatically, balancing speed of delivery with long-term maintainability. Drive architectural enhancements to strengthen our web ecosystem's robustness, scalability, and usability. Develop and optimize backend functionality using PHP and Laravel for integrations and internal tooling. Refine our CMS and publishing workflows to support efficient content operations without compromising technical standards. Enhance performance, Core Web Vitals, accessibility, and technical SEO foundations across the platform.

Your MissionJoin our dynamic Engineering team as a Senior Full Stack Developer, where you will not only craft code but also tackle intricate challenges and take ownership of features from inception to deployment. Your contributions will directly influence a product that empowers thousands of construction professionals to shape the world around us.In your initial months, you will:Create and implement innovative AI features, including our newly launched AI agent for editing Bill of Quantities (BoQs) and automated AI bidder recommendations.Work collaboratively with product managers and designers to refine the user experience and set the technical direction of our core offerings.Design and construct modular packages and services within our monorepo to enhance the structure and maintainability of our codebase.Our Engineering CultureAt cosuno, we cultivate a calm, collaborative, and productive engineering atmosphere. We empower our engineers with the autonomy to excel in their work. Our development philosophy includes:Agile & Fast-Paced: We practice trunk-based development and implement daily releases to deliver value quickly to our users.Quality by Default: A thorough Cypress end-to-end testing suite and strict adherence to typing, linting, and formatting standards ensure our codebase remains clean and maintainable.DevOps Mindset: Our efficient CI/CD pipeline deploys to AWS using Kubernetes, with infrastructure managed as code via Terraform.Collaboration & Transparency: We prioritize open dialogue, constructive code reviews, and a culture where the best idea prevails, regardless of its source.Your ProfileWe seek a passionate and experienced engineer eager to build exceptional products. You will thrive in this role if you possess:Extensive professional experience in developing, deploying, and maintaining complex web applications using TypeScript.In-depth knowledge of Node.js for backend development and strong proficiency in React for frontend tasks.A practical problem-solving mindset with a high sense of ownership, comfortable driving projects independently.Experience in collaborative, agile product teams.Excellent communication skills in English.Bonus Points For:Experience with cloud services, DevOps practices, or machine learning frameworks.

Axel Springer SE is looking for a Senior Full-Stack Engineer to help build and improve scalable web applications in Berlin. This position involves working across the full software development lifecycle, from initial concepts through deployment. The team values practical solutions and strong collaboration. Role overview This role focuses on designing, developing, and optimizing web applications. Daily work includes both front-end and back-end tasks, ensuring that features are well integrated and reliable from start to finish. What you will do Develop and maintain scalable web applications Participate in all stages of the software development lifecycle Work closely with team members to ensure smooth integration and functionality Location This position is based in Berlin.

Join Mirelo AI, a pioneering force in creative technology that transforms video content through realistic sound, speech, and music generation.We are at the forefront of generative AI, crafting innovative foundational models that 'unmute' silent videos, delivering custom, hyper-realistic audio tailored for gaming, video platforms, and content creators. Our groundbreaking technology empowers storytellers worldwide to elevate their narratives.Having successfully secured a $41 million Seed round co-led by Andreessen Horowitz and Index Ventures, with contributions from Atlantic, we're experiencing rapid growth across our Product, Engineering, Go-to-Market, and Growth teams.About the RoleAs a Full-Stack Software Engineer at Mirelo, you'll be an integral part of our dynamic, fast-paced team, developing tangible products based on our advanced generative audio models. This position emphasizes hands-on involvement and significant ownership: you'll be responsible for delivering end-to-end features throughout our tech stack, collaborating directly with research and product teams, and influencing the practical application of our technology for users and partners alike. As we enhance our go-to-market strategies, your engineering contributions will play a vital role in both user-facing products and intricate integrations with various platforms, tools, and enterprise collaborators.Key ResponsibilitiesDesigning and maintaining our innovative products leveraging cutting-edge generative AI models for audio and music.Take full ownership of delivering end-to-end features across both front-end and back-end systems, while also guiding the trajectory of the features and products you develop.Engage closely with our research and sales teams; stay attuned to user needs, identify practical opportunities, and convert them into actionable engineering tasks.Utilize our existing tech stack effectively: TypeScript, React, Tailwind, shadcn, and Convex for backend development.Implement essential cloud services—primarily AWS Lambda and S3—for seamless integrations, automation, and deployment workflows.Leverage modern AI-assisted development tools (e.g., Cursor, Claude Code) to expedite processes while maintaining high-quality craftsmanship.Foster clear communication with team members, actively participate in discussions, and collaboratively drive the technical direction.Ideal Candidate ProfileA minimum of 5 years of professional web development experience, ideally in dynamic product or startup environments.Proven expertise in front-end frameworks such as React and back-end technologies.Strong understanding of cloud services, particularly AWS.Excellent problem-solving skills and a collaborative mindset.A passion for technology and a desire to contribute to transformative projects.

Join Us as a Full Stack Product Engineer at Kombo Berlin (On-site) · Full-timeHello! I’m Aike, co-founder and CTO at Kombo. We are seeking innovative product engineers who are eager to take ownership of customer challenges within our product ecosystem. At Kombo, you will engage directly with customers, conceptualize solutions, develop them, deploy them, and ensure they function seamlessly.This is a Berlin-based on-site role.What We're CreatingAt Kombo, we're constructing the foundational infrastructure on which HR tech products are developed. With a team of engineers at the helm, we thrive on tackling complex technical challenges. This journey has led us to create robust infrastructure solutions for HR tech providers.Specifically, we have developed a unified API, an extensive data synchronization engine, an observability platform, and an integrated setup/configuration UI. Our offerings empower software companies to provide pre-built integrations with HR, ATS, LMS, and Payroll systems, relieving them from the burden of building and maintaining numerous integrations on their own. Discover more about our product here: What is the Kombo product?We achieved product-market fit approximately 1.5 years ago, and since then, we've experienced remarkable growth, with our revenue nearing 10M annually and powering integrations for over 15,000 companies, synchronizing data for more than 250 million individuals globally. We are setting the benchmark for how companies can build products atop complex enterprise systems. Our impressive growth rate places us in the top 5% of VC-funded startups worldwide, and we are excited to announce the successful closing of our $25M Series A funding round! About the Role and Our Work CultureIn our early days, my co-founders and I collaborated closely with customers, handled support ourselves, learned about their issues, and designed features based on their feedback. This approach was not only enjoyable but also more effective than the traditional model of engineers working through specified tickets without customer interaction. When we began hiring engineers, we committed to providing this same engaging work style. We don’t believe in having “code monkeys” at Kombo; that's how we defined our concept of

About UsAt Melotech, we are at the forefront of transforming the media and entertainment landscape. Our innovative approach marries art with cutting-edge technology, captivating audiences globally with over 3 billion minutes of content consumed in just two years. Founded by visionary entrepreneur Soheil Mirpour, we are proudly supported by esteemed venture capital firms such as Cherry Ventures, Speedinvest, and GFC, alongside influential investors from Spotify, Blackstone, and KKR.Your RoleAs one of the pioneering developers in our team, you will play a crucial role in integrating beautifully crafted frontends with robust backends. You will address pivotal challenges, including how to develop scalable systems that remain straightforward, the quickest methods to deploy functional solutions, and the incorporation of AI across our processes. Collaborating closely with our founder and team, your innovative solutions will have a direct impact on our success. Typical responsibilities include:Taking ownership of features throughout our tech stack, crafting clean code for both frontend and backend systems.Collaborating with commercial teams to design and execute platform improvements.Utilizing AI coding assistants and contemporary development tools to enhance workflows and uphold code quality.Creating robust APIs and seamlessly integrating AI models into our production systems.Designing comprehensive solutions that unify individual data flows across various sectors.Generating creative ideas and making decisive choices that will shape our technology platform.About YouWe seek imaginative, driven, and proficient full-stack engineers who can propel our business through technical innovation. You are not just a coder; you transform concepts into intuitive yet powerful software, employing AI-enhanced workflows to deliver production-ready MVPs rapidly. Typically, you will possess:A degree in Computer Science or a related field, along with 2 or more years of full-time full-stack development experience.Proficiency in core programming languages and hands-on experience with modern web frameworks, preferably Node.js/Next.js, and databases.Expertise in utilizing AI coding tools and development agents as part of your regular workflow.Experience in building and launching production-ready full-stack applications.Strong collaboration and communication skills to work effectively within a team.

Join Entyre, a dynamic health tech scale-up that is reshaping the healthcare landscape in Switzerland and the United States. With over 500 employees across global offices in Zurich, Berlin, Boston, Chicago, Detroit, Washington, and Denver, we are on an exciting growth trajectory.Our Berlin tech hub is seeking a Senior Full-Stack Engineer who is passionate about crafting and scaling our core platform. This role offers an opportunity to take ownership of our software solutions, emphasizing workflow automation and data analytics. You will be part of a dedicated team in Berlin, responsible for enhancing our two primary software products while continuously delivering high-quality features. Our technology stack includes Node.js, TypeScript, and Vue.js.Your Responsibilities:Software Development: Design and implement high-quality applications and software solutions.Technical Proficiency: Use your expertise to tackle our technical challenges effectively.Team Collaboration: Work closely with cross-functional teams including Product, Operations, and Patient Care Teams.Project Management: Manage technical projects from inception to deployment, ensuring a smooth development cycle.What We Provide:Significant role in a compact, skilled software team.Modern office environment in vibrant Kreuzberg, with flexibility for up to 3 days of remote work each week.Monthly mobility allowance for public transport, biking, or shared mobility options.Attractive employee discounts.Strong team culture with regular events, refreshments, and snacks in the office.

Join finanzcheck, the premier online loan comparison platform in Germany, and be part of shaping the future of the credit market. Our commitment to excellence has earned us the prestigious Kununu Top Employer Award in 2022. Become part of our success story today! At finanzcheck, our development teams are strategically aligned along the customer journey, fully responsible for their respective areas of the platform and related services. Operating autonomously and self-managed, we champion effective network structures that empower teams to make informed decisions throughout our exciting roadmap, fostering shared responsibility and collaboration among all members. YOUR NEW TEAM We are on the lookout for a Senior Full Stack Engineer to join our Customer Communication team. Our mission is to facilitate optimal loan application processes by creating an innovative omni-channel communication landscape. We build services that ensure timely and meaningful interactions with our customers through various channels, including email, SMS, RCS, WhatsApp, and our fully automated dialer for inbound and outbound calls, which serves as a core service for our loan advisors. Additionally, we continuously enhance the customer experience through data-driven experiments and a sophisticated self-built optimization framework. WHAT YOU WILL BE DOING Develop and maintain a data-intensive distributed environment utilizing Node.js and TypeScript services hosted on AWS Lambda and Kubernetes. Ensure the stability and reliability of customer communication services through efficient traffic management and monitoring. Conceptualize, develop new features, and optimize existing systems to enhance business-critical performance and efficiency. Proactively propose ideas for integrating artificial intelligence to improve our systems and processes. Engage actively in team decision-making regarding objectives, concepts, timelines, and technology stack. Collaborate closely with the Product Owner to plan and continuously evolve new features within the team’s domain. Take end-to-end ownership of development and operations, adhering to our principle of “you build it, you run it, you own it,” which encompasses DevOps responsibilities. YOUR PROFILE Proven experience with Node.js and TypeScript. ...

flix is looking for a Senior Full Stack Engineer (m/f/d) to join the Demand Division in Berlin. This position centers on building and improving contact center applications, with a strong emphasis on scalable interfaces and automation that support agent workflows. Role overview As part of the development team, this engineer will help shape software products used at scale. The role involves working on both design and implementation, with a focus on discovering and refining workflows that drive efficiency and effectiveness for contact center operations. Current tech stack Languages & Frameworks: Python, JavaScript, TypeScript, Java, Flask, FastAPI, Node.js, React, Spring Boot Cloud Providers and IaC: AWS, Azure, Terraform, Serverless Data Layer: Elasticsearch, Snowflake Streaming and Messaging Layer: Kafka Observability: Datadog, Kibana What you will do Develop and maintain scalable interfaces and automations for contact center applications Contribute to the design process to identify and implement optimal workflows Collaborate with the team to evolve software products for large-scale use

Your MissionAs a Principal Full Stack Developer at cosuno, you will take on the pivotal role of a technical leader, influencing the evolution of our platform while mentoring fellow engineers. You will tackle complex technical challenges, ensuring our systems are scalable, reliable, and future-proof.Your responsibilities will include:Driving the technical vision and architecture of our core product, collaborating closely with our Machine Learning team to seamlessly integrate innovative AI features.Leading the design and implementation of extensive technical projects, such as advancing our monorepo strategy and migrating critical services to new architectures.Mentoring senior engineers to enhance their skills through code reviews, architectural guidance, and the establishment of best practices.Collaborating with product and engineering leadership to identify and mitigate technical risks in the product roadmap for the upcoming 1-2 years.Our Engineering CultureAt cosuno, we foster a calm, collaborative, and productive engineering environment. We empower our engineers with the autonomy to excel. Our approach includes:Agile & Fast-Paced: We engage in trunk-based development with daily releases to deliver value to our users promptly.Quality by Default: We uphold a rigorous Cypress E2E test suite and enforce stringent typing, linting, and formatting rules to maintain a clean and maintainable codebase.DevOps Mindset: Our CI/CD pipeline, which deploys to AWS via Kubernetes, is managed as code using Terraform.Collaboration & Transparency: We value open discussions, constructive code reviews, and a culture where the best idea prevails, regardless of its source.

Join Our Product Enrichment Team at idealo, where we are responsible for some of the core components of the platform, including Editorial Content and Product Information. Our aim is to empower customers to make informed purchasing decisions.Our mission is to present the entire e-commerce market in a way that is clear, structured, and inspiring. We develop tools that assist our content teams in managing product listings while ensuring robust data management.The upcoming challenges are particularly exciting: We are driving the automated creation and maintenance of our product catalog using Machine Learning and AI, while optimizing our services for a modern, scalable AWS Cloud environment.Your ResponsibilitiesFull Stack Engineering: Develop sophisticated web applications using TypeScript/JavaScript, NestJS, React, Python, Kafka Streams.