Infrastructure Engineer II

Join PPRO, where our mission is to facilitate seamless access to local payment methods, empowering global commerce. We envision a world where anyone can purchase goods and services using their preferred payment method. Our partnerships with industry leaders like Ant Group, PayPal, and Stripe enable us to tap into new markets and connect with a broader customer base, accelerating growth for all.Our strength is rooted in our diverse and multicultural team, comprising over 50 nationalities across more than 10 international locations. United by a common goal, we strive to deliver exceptional products and services to our partners and customers. While we focus on innovating global commerce, we embody principles of #chooseaction, #beopen, #thinkcustomer, #gofurther, and #wintogether.Purpose of the Role:As an Infrastructure Engineer II, you will join the Developer Enablement domain, tasked with ensuring that all cross-functional development teams have access to a robust, scalable, reliable, cost-effective, and highly secure infrastructure for their applications. Your expertise will be pivotal in implementing and maintaining our infrastructure framework, paving the way for development teams to thrive. At PPRO, we operate as a cloud-native FinTech, utilizing AWS for our payment services and GCP for analytics.

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.

About the Role nagarro is looking for an IT Infrastructure Engineer in Berlin to help design, implement, and manage IT systems. This role works closely with teams across the company to keep infrastructure secure and running smoothly. What You Will Do Design and build IT infrastructure components Maintain and monitor system performance and security Work with colleagues from different departments to support business needs Contribute ideas to improve efficiency and reliability

Join Mirelo AI, where we are pioneering the future of creative tools by transforming silent video content into immersive sound, speech, and music.Our team is at the forefront of developing advanced generative AI models that bring life to video content, enabling creators across gaming and video platforms to enhance their storytelling. Recently, we secured a strong $41 million Seed funding round, led by prestigious firms including Andreessen Horowitz and Index Ventures, propelling our rapid expansion in Product, Engineering, Go-to-Market, and Growth.About the RoleAs a Training Infrastructure Engineer, you will play a crucial role in optimizing our training stack. Your responsibilities will include profiling GPU behavior, debugging training pipelines, enhancing throughput, selecting optimal parallelism strategies, and building robust infrastructure for efficient model training at scale. You will collaborate on cluster management, model training, and the development of efficient data pipelines for video and audio processing.

Join our dynamic team at Contentful as a Senior Software Engineer specializing in Backend & Infrastructure. In this pivotal role, you will design and implement robust backend systems that power our content platform. Collaborate with cross-functional teams to enhance our infrastructure, driving innovation and efficiency in our development processes.

Intercom builds AI-powered customer service tools for businesses worldwide. Our flagship AI agent, Fin, helps companies deliver responsive support at any hour. Combined with our Helpdesk, these tools form the Intercom Customer Service Suite, which blends AI automation with human expertise for more complex questions. Since 2011, nearly 30,000 businesses have relied on Intercom to improve their customer experience. Our team values fast iteration, continuous learning, and delivering real value to clients. Role overview Intercom is hiring Senior AI Infrastructure Engineers in Berlin to design and scale the systems behind our next generation of AI products. The AI Infrastructure team works across the stack, from GPU-level programming to the user-facing agents that handle millions of support conversations each month. This group builds and maintains training pipelines and inference systems for custom models like Fin Apex, which are central to our AI offerings. Collaboration with a tight-knit, highly skilled team is part of the role. What you will do Develop and scale training pipelines for large transformer and LLM models, including data ingestion, preprocessing, distributed training, and evaluation. Build and optimize inference services for low-latency, reliable customer experiences, covering autoscaling, request routing, and fallback mechanisms. Improve GPU-level performance by tuning kernels, increasing utilization, and identifying bottlenecks across both training and inference stacks. Work closely with machine learning scientists to implement new training and inference techniques. What we look for Demonstrated experience in model training or inference at scale, with strong skills in low-level GPU programming (such as CUDA or Triton). Experience across multiple areas is a bonus.

Speechify builds technology that removes barriers to learning. Over 50 million people use our text-to-speech tools to turn PDFs, books, Google Docs, news articles, and websites into audio. Our products span iOS, Android, Mac, a Chrome Extension, and a Web App. Recognition includes Chrome Extension of the Year from Google and the 2025 Design Award for Inclusivity from Apple. Our fully remote team numbers nearly 200, including frontend and backend engineers, AI research scientists, and professionals from companies like Amazon, Microsoft, and Google. Many hold advanced degrees from top programs such as Stanford. Role overview Speechify is hiring a Software Engineer for the AI Data team. This position focuses on the entire data collection pipeline that supports model training. The work combines infrastructure, engineering, and research to build large-scale, high-quality datasets efficiently and cost-effectively. Location Berlin, Germany

Berliner Verkehrsbetriebe (BVG) is hiring a Structural Engineer (m/f/d) to work on subway infrastructure throughout Berlin. This role plays a key part in projects that strengthen the city’s public transport system. Role overview The main focus is on maintaining and improving the safety and reliability of subway structures. This includes supporting ongoing efforts to ensure that stations, tunnels, and related facilities meet high standards for durability and performance. What you will do Contribute to projects that upgrade and maintain Berlin’s subway infrastructure Support initiatives aimed at enhancing the safety of subway structures Help ensure reliability across the transport network Location This position covers projects citywide (Berlinweit).

Statista Inc. is hiring a Data Engineer - Tracking Infrastructure (m/f/d) to help shape the systems that power its statistical data platform. This position is based in Hamburg or Berlin. Role overview This role centers on designing and maintaining tracking systems that collect and process data across Statista’s products. The focus is on keeping data accurate, reliable, and accessible for analytics and reporting. Collaboration Work closely with colleagues from different teams to streamline data workflows. Efforts in this area help improve how data moves through the organization and support better analytics outcomes. Key responsibilities Design and maintain tracking infrastructure Ensure data accuracy and accessibility Collaborate with cross-functional teams to optimize workflows Support enhancements to analytics capabilities

Intercom, based in Berlin, Germany, builds AI-powered tools that help businesses deliver customer service at scale. Nearly 30,000 companies worldwide rely on Intercom’s products, including Fin, an AI agent that handles customer queries around the clock. When integrated with Intercom’s Helpdesk, Fin becomes part of a broader suite designed to support both automated and human-assisted service. About the Role The AI Models Infrastructure Team sits within Intercom’s AI Group. As Engineering Manager, lead a team focused on designing and maintaining the infrastructure that powers Intercom’s AI models. This work is central to how Intercom’s AI capabilities evolve and scale. What You Will Do Guide a team of engineers responsible for building and supporting the systems behind Intercom’s AI models. Apply technical expertise to help the team navigate a fast-changing field. Foster a culture of continuous technical learning and growth. Collaborate with other teams to ensure the AI infrastructure meets product needs. What You Bring Strong technical background in AI or related fields. Experience leading engineering teams. Commitment to staying current with new developments in AI infrastructure. Learn More Explore Intercom’s engineering culture: intercom.engineering Read about Fin: fin.ai

Your ResponsibilitiesTake ownership of the backend systems that facilitate thousands of hotel bookings every day.Architect, develop, and maintain our core booking infrastructure, ensuring robust integrations with PMS platforms, channel managers, and payment processors.Establish and uphold a resilient API layer that supports our React frontend operations.Elevate the engineering standards through effective system design, transparent communication, and strong technical leadership.Collaborate closely with the founders to influence the long-term architecture and foster a culture of engineering excellence.

Join praxipal, where we're revolutionizing healthcare administration with our AI-powered workforce, tackling the global shortage of medical staff.We believe that medical assistants should focus on patient care rather than mundane tasks like scheduling, messaging, or invoicing. Enter Luna, our AI receptionist, who automates communication and is already embraced by over 100 medical practices.As we expand Luna's capabilities to manage all aspects of patient communication, we're on a mission to streamline administrative processes directly within existing practice systems.Backed by one of Europe’s leading investors and recognized as one of Germany's fastest-growing healthtech startups, our team comprises talents from renowned organizations such as Palantir, Amazon, and SAP.We are currently seeking a Senior Software Engineer (Infra & Platform) to construct the reliable, secure, and scalable infrastructure that powers Luna.The RoleLuna operates in real-time, automating critical workflows involving sensitive patient data. Therefore, reliability, latency, and security are not just goals; they are essential features of our product.In this hands-on, technical role, you will establish and maintain the platform that ensures Luna's reliability in daily practice operations. This includes managing cloud infrastructure, CI/CD processes, identity and access management, observability, and Luna’s real-time voice stack. Your work will help minimize risks, streamline deployments, facilitate quick failure diagnostics, and embed security as a core principle.This position is on-site in Berlin and requires fluency in German.

Superhuman embraces a dynamic hybrid working model for this position, offering team members the ideal balance of focused work and in-person collaboration that nurtures trust, innovation, and a vibrant team culture.About SuperhumanSuperhuman is at the forefront of AI productivity, empowering individuals to reach their superhuman potential. As the proud home of Grammarly, our suite of applications integrates seamlessly with over 1 million platforms, enhancing productivity through intelligent features. Our offerings include Grammarly's writing assistance, Coda's collaborative spaces, and Go, an AI assistant that proactively provides contextual support. Since our inception in 2009, we have transformed the workflows of more than 40 million users, 50,000 organizations, and 3,000 educational institutions globally. Discover more at superhuman.com.The OpportunityIn pursuit of our ambitious goals, we seek a Site Reliability Engineer (SRE) to strengthen our infrastructure team. This pivotal role involves developing software to enhance the reliability of our backend systems, collaborating closely with engineers, and strategizing for future scalability. You will engage with our existing production engineering teams in the EU as we transition away from the “you build it, you own it” approach.The engineers and researchers at Superhuman are given the freedom to innovate and drive breakthroughs, subsequently influencing our product roadmap. As we expand our interfaces, algorithms, and infrastructure, the complexity of our technical challenges continues to grow. Learn more about our technical endeavors on our technical blog.As an SRE, your responsibilities will include:Scaling our Kubernetes-based control plane that processes billions of events daily.Enhancing our automation systems that respond to workload demands.Deploying machine learning systems company-wide.

About Anthropic Anthropic is committed to building AI systems that are reliable, interpretable, and steerable. The team’s mission centers on making AI safe and beneficial for both users and society. Researchers, engineers, policy experts, and business leaders collaborate closely to advance this goal as the company grows. Role Overview: Infrastructure Engineer (Sandboxing Team) The Infrastructure Engineer will join the Sandboxing team within Anthropic’s Research organization in Berlin. This role focuses on designing and scaling the systems that let researchers safely run and experiment with AI-generated code and interactions inside controlled environments. As Anthropic’s AI models become more capable, secure execution infrastructure grows in importance. The work involves building distributed systems that must operate reliably at scale while maintaining strict security boundaries. Contributions in this position directly support Anthropic’s mission to develop safe, beneficial, and trustworthy AI systems. Key Responsibilities Design, build, and maintain distributed backend systems for secure sandboxed execution environments. Scale infrastructure to support expanding research and product needs, focusing on reliability and performance. Implement and manage serverless architectures and container orchestration systems. Collaborate with research teams to gather requirements and translate them into effective infrastructure solutions. Develop monitoring, alerting, and observability systems to ensure high operational standards. Participate in on-call rotations and incident response to help maintain system reliability. Enhance infrastructure automation and tooling to improve developer productivity. Work with security teams to ensure sandboxing infrastructure meets required isolation standards. What Makes a Strong Candidate More than 5 years of experience building and managing backend infrastructure at scale. Deep understanding of distributed systems design and implementation. Strong operational background, including troubleshooting complex production issues. Proficiency with cloud platforms, especially GCP/GCS; experience with AWS or Azure is a plus. Familiarity with containerization technologies and practices.

Join the Scout24 Team!Scout24, the proud home of ImmoScout24, has been at the forefront of transforming the real estate market in Germany and Austria for over 25 years. Our mission is to create a digital ecosystem that connects homeowners, seekers, and agents seamlessly. We understand that finding the perfect home is one of life's pivotal decisions—just like choosing your career! #WorkingatScout24 means being part of a vibrant and inclusive team composed of approximately 1,100 professionals from 58 different nationalities. We celebrate diversity and individuality while fostering a culture of openness and authenticity that enables personal growth and learning. We believe that mistakes are opportunities for innovation and growth. Together, we take proactive steps towards improvement, embracing responsibility, and engaging in respectful discussions about our successes and challenges because we are #oneteam.If this resonates with you, we would be thrilled to have you on board! Even if you don’t meet every requirement, we welcome the unique value you can bring to our team. Grow with us!Beyond our supportive culture, we offer an array of fantastic benefits that make Scout24 a remarkable workplace!

Are you passionate about shaping the future of infrastructure and energy projects? Join dreessommerse as a Junior Civil Engineer (m/f/d) in Berlin. In this role, you will contribute to innovative projects that enhance urban landscapes and promote sustainable energy solutions.

We are seeking a highly skilled Senior Civil Engineer specializing in infrastructure and energy projects to join our dynamic team at dreessommerse. In this role, you will lead engineering initiatives, ensuring compliance with industry standards while delivering innovative solutions for our clients. Your expertise will contribute to the successful execution of various large-scale projects, driving both technical excellence and project efficiency.

Join our innovative team at dreessommerse as a (Senior) Civil Engineer specializing in Infrastructure Planning for Energy Projects. In this pivotal role, you will be responsible for designing and implementing sustainable solutions in energy infrastructure, contributing to both project success and environmental stewardship.

Join dreessommerse as a Senior Project Manager specializing in major transportation infrastructure projects. In this pivotal role, you will lead and oversee complex projects that enhance our road infrastructure, ensuring timely delivery and adherence to budget constraints. Your expertise will be essential in collaborating with multidisciplinary teams, stakeholders, and regulatory bodies to achieve project goals effectively.

Join dreessommerse as a BIM Manager and lead innovative infrastructure projects in Berlin. In this pivotal role, you will manage Building Information Modeling (BIM) processes, ensuring that all project designs are efficiently integrated and executed. Your expertise will guide teams through complex project requirements, while collaborating with engineers and architects to achieve superior outcomes.