Senior Fullstack Engineer - Cloud & AI (all genders)

Role overview Forvis Mazars seeks a Senior Fullstack Engineer in Berlin with a strong focus on cloud and AI technologies. This position involves designing, developing, and implementing solutions that draw on modern cloud services and artificial intelligence. What you will do Design and build fullstack applications that connect cloud and AI technologies Collaborate with colleagues to deliver digital solutions for clients Apply technical expertise to projects supporting digital transformation Enhance client experiences by creating innovative, scalable systems Requirements Experience with both frontend and backend development Solid background in cloud platforms and AI tools Enjoys collaborative work and knowledge sharing Motivated to try new approaches and push technical boundaries This role is based in Berlin. Forvis Mazars encourages applications from all genders.

Forvis Mazars seeks a Senior Fullstack Engineer focused on cloud and artificial intelligence. This role is available in Berlin, Düsseldorf, Köln, and Leipzig. The position centers on building software that helps clients streamline their operations and support business growth. What you will do Design and develop scalable applications using cloud and AI technologies Collaborate with cross-functional teams to deliver dependable solutions Contribute to architectural planning and technical decisions Mentor and support junior developers within the team What to expect at Forvis Mazars This role values technical expertise and a strong problem-solving approach. Forvis Mazars encourages new ideas and collaboration, offering the opportunity to shape meaningful solutions with colleagues who are committed to innovation.

Join our dynamic team as a Senior Fullstack Engineer in the Seller Center at ABOUT YOU GmbH! In this role, you will leverage your expertise in both front-end and back-end technologies to enhance our platform and improve seller experiences. You will be a pivotal part of our product and tech departments, collaborating with cross-functional teams to deliver high-quality solutions.Your responsibilities include designing and implementing robust features, optimizing application performance, and ensuring seamless integration across various systems. We are looking for innovative thinkers who are passionate about technology and eager to contribute to our mission of transforming e-commerce.

ABOUT YOU GmbH seeks a Lead Fullstack Engineer to guide the Project Delivery Add-ons team, based in either Hamburg or Berlin. This position blends technical leadership with hands-on work, focusing on solutions that enhance how projects are delivered throughout the company. The role involves both front-end and back-end development. Key responsibilities Lead a team of engineers developing add-ons that support project delivery Design and build solutions across the full technology stack Work closely with colleagues to transform ideas into robust, reliable applications Promote improvements in development processes and technical quality What matters here Creative approaches to technical challenges Strong collaboration within and between teams Genuine interest in technology and building practical products Location This role is based in Hamburg or Berlin.

About ClimatiqAt Climatiq, we believe in making a positive impact on the planet, not just the profit margins. If you are passionate about driving change, you’ll find your place with us.We are an innovative startup dedicated to integrating carbon intelligence into business decisions globally. Our platform combines the leading emissions database with advanced AI and calculation tools, empowering thousands of sustainability teams to accelerate their efforts in reducing emissions across corporate and product carbon footprints.Our mission is united in the fight against climate change. We prioritize both speed and quality, as the urgency of the crisis compels us to act swiftly without compromising excellence. Trust, transparent communication, and commitment to outstanding results are the cornerstones of our team culture.Based in Berlin, we embrace a remote-friendly approach, enabling collaboration across Europe. Backed by esteemed investors like Alstin Capital, Singular, and Cherry Ventures, we proudly hold B Corp certification.

Join our dynamic team as a Senior Fullstack Engineer where you will play a crucial role in developing innovative software solutions. In this remote-friendly position, you will collaborate with cross-functional teams to design, build, and maintain high-quality applications that enhance user experience.Your expertise in both front-end and back-end technologies will be essential as you tackle complex challenges and drive improvements across our platforms. We are looking for a passionate engineer who thrives in a fast-paced environment and is eager to contribute to the success of our projects.

About the RoleAs a Senior Fullstack Engineer at peec, you will take charge of intricate product features, overseeing everything from architecture and data modeling to crafting aesthetically pleasing and high-performance user interfaces.Key ResponsibilitiesOwn complex product features from inception to completion, ensuring a seamless user experience.Transform product concepts and designs into pixel-perfect, production-grade interfaces utilizing modern frameworks and component libraries.Collaborate with Product, Design, and Engineering teams to define project scope, shape technical direction, and deliver delightful features.Enhance and evolve our backend infrastructure along with our frontend design systems, promoting consistency, scalability, and developer efficiency.Challenge existing paradigms across the stack by enhancing developer experience, introducing innovative capabilities, and fostering a culture of innovation.

Join our dynamic Identity team as a Senior Fullstack Engineer, where you'll play a pivotal role in delivering exceptional authentication experiences and safeguarding accounts for millions of users worldwide. Your expertise will also help create central services that empower teams and products throughout SumUp. We seek an adaptable and proactive individual who is eager to take ownership of their work. Your primary responsibilities will focus on frontend development using TypeScript with frameworks like React and Next.js, effectively bridging the gap to our backend development in Go. As part of a diverse team with a wide-ranging scope, you will collaborate with fellow engineers on transformative initiatives. You will have the opportunity to take charge of projects from inception to execution, including requirements gathering, solution design, and stakeholder communication. About the Team: Our team is cross-functional and deeply rooted in engineering excellence. Expect to work alongside talented and motivated colleagues on impactful projects that reach far and wide. We uphold a high standard in engineering practices and continuously strive to elevate our processes. We emphasize a cohesive team mentality and believe in collaborating as a unified unit beyond technical competencies. Join us! Your Responsibilities: Own the frontend development efforts, while collaborating on the design and building of clean and reliable APIs on the backend that support our frontends. Work closely with Product Designers and Mobile Engineers to create a robust feedback loop. Contribute to our internal Design System, ensuring a seamless experience across platforms. Develop secure and user-friendly self-service features that empower users to manage their accounts and preferences confidently. Engage with a talented, distributed team that values collaboration, learning, and continuous improvement. Enjoy your work! We want someone who is passionate about what they do.

Role overview As a Senior Fullstack Engineer focused on AdTech at Delivery Hero, this position centers on building and enhancing products that drive advertising technology within the company. The work involves collaborating with various teams to create and improve applications that balance user needs with business objectives. What you will do Design and develop fullstack applications for AdTech initiatives Work with colleagues across departments to deliver solutions that support both users and business stakeholders Continuously refine and optimize existing products to improve performance and outcomes Location This role is based in Berlin.

Join Distribusion as a Senior IT Support Engineer, a key player in the world’s leading ground transportation marketplace, where we provide travelers with seamless access to ground transportation online, from search to ticket purchase. Our innovative B2B technology platform connects bus, rail, and ferry operators across more than 70 countries with major online retailers including Google Maps and Booking.com.At Distribusion, we are dedicated to shaping the future of travel and expanding the largest global network of transport providers and retailers. Backed by prominent venture capital investors such as TQ Ventures, Lightrock, Creandum, and Northzone, our Berlin-based startup is poised for significant growth following our recent $80 million Series C funding round.As a Senior IT Support Engineer, you will play a critical role in building and scaling our IT infrastructure during this exciting phase of expansion. You will streamline IT processes, provide essential technical support, and implement robust security measures to safeguard our company assets and ensure compliance. Your contributions will have a significant impact on company operations and long-term growth, aligning with our mission of efficiency, security, and scalability.Your Responsibilities:Work onsite in Berlin, reporting to the VP of Engineering.Oversee the deployment and maintenance of hardware, including workstations, printers, mobile devices, and other peripherals.Maintain the networking infrastructure of the office and ensure connectivity to remote locations.Manage regional vendors like ISPs and telecom providers in collaboration with your manager.Implement access control measures, including roles and account management.Facilitate the onboarding and offboarding of employees following company protocols.Oversee the roll-out and maintenance of software and tools utilized by our employees, such as email, calendar, document storage, and video conferencing systems.Provide daily IT support through our ticketing system for colleagues worldwide.Engage in IT infrastructure projects, contributing to upgrades and enhancements (a great learning opportunity!).Workplace: Hybrid in Berlin.

About Langfuse Langfuse builds an open-source LLM Engineering Platform that helps teams develop AI applications. The platform includes tools for tracing, evaluation, and prompt management. As part of ClickHouse, Langfuse focuses on improving AI observability with a strong data-driven approach. Langfuse is the largest open-source solution in its field. The platform is trusted by 19 of the Fortune 50, has over 2,000 customers, and handles more than 26 million SDK downloads each month. The infrastructure processes over a billion trace events monthly, supporting high reliability and performance for clients. Role Overview: Senior Cloud Infrastructure Engineer This position focuses on maintaining and improving the cloud infrastructure that supports Langfuse’s services. The role involves managing operations on AWS ECS Fargate and ClickHouse Cloud, with attention to performance and cost efficiency. The Senior Cloud Infrastructure Engineer will help scale systems to match customer growth. In addition to cloud operations, the role covers public self-hosted infrastructure, giving teams flexibility in how they deploy Langfuse. Location Remote within Europe.

Join our innovative team at ABOUT YOU GmbH as a Lead Fullstack Developer focused on enhancing project delivery add-ons. You will play a pivotal role in shaping the future of our products while leading a talented team of developers. Collaborate in a dynamic and creative environment where your ideas can flourish and impact the development landscape significantly.

Dataiku is the leading platform for AI success, providing an enterprise orchestration layer for building, deploying, and managing AI workflows. In a unified environment, teams can design and operate analytics, machine learning, and AI agents with the transparency, collaboration, and control necessary for modern enterprises. By bridging data platforms, cloud infrastructures, and AI services, Dataiku enables organizations to seamlessly implement AI across diverse environments with centralized governance.The world’s foremost companies trust Dataiku to transform AI into a robust business performance engine that delivers quantifiable benefits. For more insights, explore the Dataiku blog, LinkedIn, X, and YouTube. Why Engineering at Dataiku?Dataiku’s versatile platform, available in on-premise, cloud, or SaaS configurations, integrates various data science technologies, reflecting our commitment to quality and innovation. We leverage the best data and AI technologies, choosing tools that genuinely enhance our offerings. From cutting-edge LLMs to active participation in open source communities, you will engage with a diverse set of technologies and contribute to the collective expertise of global tech innovators. Discover more about our engineering culture at Dataiku here.How You’ll Make an ImpactThis position is available either onsite in Paris, London, Berlin, and Amsterdam, or remote from these locations.As a Software Development Engineer in Test (SDET), your primary responsibility will be to ensure that we deliver only the highest-quality products to our customers. You will play a vital role in enhancing user experience and contributing to our overall success.

Join the dynamic team at ABOUT YOU as a Senior Backend Engineer focusing on Sorting. In this role, you will be instrumental in optimizing and developing our backend systems to enhance user experience across our platform. Collaborate with product managers and frontend developers to implement innovative solutions that drive our mission forward.

About the RoleWe are on the lookout for two highly skilled backend engineers to join our dynamic team in Berlin. You will be instrumental in advancing the development and implementation of our technology, enhancing our capacity to create core backend functionalities, and empowering other teams to utilize this backend for their projects.If you have a passion for creating exceptional products, thrive in a fast-paced environment, and are eager to contribute to the success of an ambitious startup, this is the perfect opportunity for you.Our Tech Stack:Python / FastAPIPostgreSQL / MongoDB / ElasticCloud LLM providers + bare metal GPUsGCPAs an early team member, you will assume significant responsibilities from day one, with the chance to influence our technological architecture and infrastructure.Join one of the most ambitious AI companies today, collaborating with a world-class team of experts in their fields, and experience an incredibly stimulating work environment. In This Role You WillLead the delivery of complex projects, coordinating with cross-functional teams, and ensuring timely completion of essential components.Develop a deep understanding of Reliant's vision and integrate this into your architectural and process decisions in daily operations.Offer insights to refine UI/UX concepts and assist in the planning of backend and infrastructure development.Take proactive responsibility for long-term code quality and architecture. About YouThe ideal candidate will have a proven track record in backend or full-stack development, with a focus on rapid innovation and effective systems design that supports growth opportunities for both the product and the team.To thrive in this role, you should possess the following skills and experiences:5+ years of demonstrated experience in building backend services or distributed systems.Ability to design, develop, test, and maintain backend services and APIs that support product features, including writing robust, production-quality code.Engage in system and service design; contribute to architectural discussions and make informed trade-offs regarding scalability, latency, cost, and reliability.Navigate ambiguity effectively; translate vague or high-level requirements into actionable implementation plans.Collaborate with cross-functional partners including product management, frontend, UX, data, and operations to define requirements, plan implementations, and deliver features.Ensure high code quality by writing, reviewing, and improving unit/integration tests; actively participate in code reviews.

Join our dynamic team at ABOUT YOU as a Senior Backend Engineer specializing in search engine technologies. In this pivotal role, you will harness your expertise in backend development to enhance our search engine capabilities and ensure seamless user experiences. We are looking for innovative thinkers who thrive in a collaborative environment and are eager to tackle complex challenges.

Join our innovative team at heyjobs as a Product Engineer specializing in AI-accelerated technologies. In this role, you will leverage your expertise in Ruby and TypeScript to develop cutting-edge solutions that enhance our product offerings. Collaborate with cross-functional teams to drive product development and ensure our technology remains at the forefront of the industry.

Your Role As a Senior Manufacturing Engineer (all genders) at HelloFresh and Factor, you will be instrumental in ensuring the seamless and efficient operation of our production lines. This individual contributor role involves maximizing equipment uptime, selecting cutting-edge machinery, and spearheading innovative projects in equipment technology. Your expertise will be vital in overseeing the installation of new equipment, collaborating with vendors, and mentoring team members to uphold optimal production standards. Your role will also require close coordination with other departments. This position is located at HelloFresh SE in Berlin and supports the development and expansion of our subsidiary, Factor, in Verden (Aller), near Bremen. Occasional travel may be necessary (approximately 20%). Please note that this role is initially limited to 24 months, with the potential for a permanent position. Your Responsibilities Lead comprehensive engineering projects aimed at boosting efficiency, increasing production volume, reducing costs, enhancing safety, and improving product quality, from concept through to implementation and sustainability post-launch. Utilize your technical knowledge in food manufacturing equipment, internal production processes, and automation to proactively identify opportunities for improvement and standardization. Draft and revise Standard Operating Procedures (SOPs), prepare regulatory documents, and communicate project updates. Analyze and present project outcomes, recommending actionable engineering solutions based on benchmarking, root cause analysis, data scrutiny, and engineering principles to influence technical and business decisions. Engage in cross-functional collaboration with teams and stakeholders, including engineering peers, Operations, Quality Assurance, Maintenance, Culinary R&D, Product Validation, Sanitation, and Safety. Contribute significantly to the equipment selection process by evaluating specifications and design needs, including the effects on new facility constructions, retrofits, and current systems. Continuously enhance your subject matter expertise in your designated areas. Regularly engage on the production floor to troubleshoot equipment issues, validate processes, and develop solutions.

Join Enpal as a Senior Fullstack Software Engineer in the innovative field of smart metering technology! We are seeking a talented and passionate engineer to help us develop cutting-edge solutions that redefine energy management and consumption. You will work with a dynamic team to create and enhance our fullstack applications, contributing to the entire development lifecycle, from conception to deployment.

Become a part of Voyfai, an innovative Series A startup revolutionizing logistics and technology throughout Europe.Based in the vibrant city of Berlin, we are at the forefront of a network of companies operating across various European markets.This is an exceptional chance to take the reins from the very beginning, make a significant impact, and thrive in a fast-paced, dynamic setting. Whether you're refining processes, crafting strategies, or spearheading initiatives, your efforts will directly affect the success of Voyfai and the enterprises we assist. If you have a passion for building innovative solutions from the ground up and want to be part of a rapidly growing company, we are eager to hear from you.Your RoleWe are on the lookout for a talented Senior Software Engineer (m/f/d) to join us in constructing the essential infrastructure of our logistics platform. In this pivotal role, you will collaborate closely with AI engineers and product stakeholders to define system architecture, integrate with transport management systems, and develop customer-facing features that utilize large language models. Your contributions will play a vital role in shaping our engineering practices and establishing a scalable foundation for future product development over the next year.Key Responsibilities:Design and implement scalable software solutions with a focus on robust system architecture and clean coding practices.Create and enhance integrations with transport management systems and third-party logistics platforms.Partner with AI engineers to deliver customer-centric features powered by advanced language models.Enhance system reliability, maintainability, and scalability by managing technical debt and evolving the technology stack.Utilize PostgreSQL to ensure data consistency, integrity, and performance.Employ cloud platforms such as AWS or GCP to facilitate infrastructure and deployment.Contribute to DevOps and CI/CD practices to enhance release speed and operational stability.Occasionally engage with customers to translate their requirements into product and engineering solutions.What You Bring:A minimum of 5 years of professional software engineering experience, demonstrating strong backend architecture skills and proficiency across the full stack.Proficient in JavaScript or TypeScript in both backend and frontend contexts.Experience with SQL databases, particularly PostgreSQL.Familiarity with cloud platforms such as AWS or GCP.Strong understanding of DevOps and CI/CD methodologies.Excellent problem-solving skills and a proactive approach to challenges.