Senior AI Engineer

Role Overview bluefishai is searching for a Senior Staff Applied AI Engineer based in Berlin or working remotely within Germany. This senior technical leader will shape how artificial intelligence is adopted and scaled across the company. The position focuses on driving AI projects that improve developer productivity, streamline workflows, and grow product capabilities. What You Will Do Lead AI-driven initiatives from concept to implementation, targeting real business outcomes. Work directly with the VP of Engineering and partner with engineering, product, and leadership teams to identify and prioritize impactful AI use cases. Establish structure, standards, and clear processes to help teams use AI effectively and sustainably. Integrate AI solutions into software development workflows to help teams deliver faster and more efficiently. Evaluate new and emerging technologies, including advanced AI capabilities, and advise on their practical application for both products and internal operations. Mentor engineers across teams, define best practices, and support the adoption of AI to drive measurable improvements. What Makes This Role Unique bluefishai is at the early stage of its AI journey, with multiple teams exploring different approaches. This role offers the chance to bring clarity, consistency, and vision, helping set the foundation for scalable AI use across the company. Success depends on strong collaboration, influencing stakeholders, and aligning teams around solutions that deliver real results.

Join Upvest as an Applied AI Specialist, where you will play a pivotal role in harnessing the power of artificial intelligence to drive innovation and optimize our financial technology solutions. You will collaborate with cross-functional teams to develop and implement cutting-edge AI algorithms and models that enhance our platform's capabilities.Key responsibilities include analyzing complex data sets, designing AI-driven solutions, and continuously improving our AI systems to meet the evolving needs of our users. This is an exciting opportunity to contribute to a forward-thinking company at the forefront of the fintech industry.

At Taktile, we are revolutionizing the way financial institutions utilize artificial intelligence for crucial decision-making processes. As we expand our enterprise customer portfolio, we are seeking a dedicated Applied AI Engagement Manager to act as a strategic partner, ensuring that our clients effectively implement AI-driven solutions and extract maximum value from our offerings. In this pivotal post-sale position, you will be the primary liaison, guiding enterprise clients through intricate implementations and fostering lasting business impact.Your RoleAs an Applied AI Engagement Manager at Taktile, you will collaborate closely with our enterprise clients to deliver sophisticated solutions that empower them to unlock the full potential of our platform. This role is integral to our mission of transforming decision-making infrastructures, optimizing, and automating mission-critical business choices.You will partner with Taktile’s Solutions, Product, and Sales teams, as well as external collaborators, to support clients throughout their journey, driving strategic outcomes and sustainable impact.

At Intercom, we are revolutionizing customer service with our innovative AI solutions, dedicated to helping businesses enhance their customer interactions.Our AI agent, Fin, stands as the most advanced customer service AI solution available, enabling businesses to offer unparalleled, round-the-clock support that significantly improves customer experiences. By integrating Fin with our Helpdesk, we deliver a comprehensive solution known as the Intercom Customer Service Suite, which is designed to handle complex inquiries that require a human touch.Established in 2011 and trusted by nearly 30,000 businesses worldwide, Intercom is committed to raising the bar for customer service. We are driven by our core values, which inspire us to push boundaries, innovate with urgency, and continuously provide exceptional value to our clients.What’s the Opportunity?We are seeking experienced Staff Product Engineers to join our AI Group, tasked with developing Intercom’s AI-driven products. In this role, you will collaborate closely with our ML Scientists and product teams to gain an in-depth understanding of our products, customers, and the machine learning technology stack we utilize.Our team is dedicated to defining new machine learning features, exploring suitable algorithms and technologies, and swiftly delivering initial prototypes to our customers.As a product-focused unit, we work in collaboration with the Product and Design teams to ensure we deliver the best possible AI-enhanced product experiences. Our engineers are instrumental in facilitating rapid production, often transitioning to beta releases within weeks following successful offline tests.We are passionate about leveraging machine learning technologies, and our projects range from classic supervised models to cutting-edge unsupervised clustering algorithms, and innovative applications of transformer neural networks. We rigorously test and measure the genuine impact of each model we deploy on our customers.If you are an accomplished product engineer with a strong analytical mindset and hands-on experience with machine learning systems, we would love to connect with you!

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.

Role overview repriskag is hiring a Senior AI Engineer based in Berlin. This position centers on designing and building advanced AI solutions aimed at solving complex problems in a range of industries. The work requires a strong technical background and a creative approach to applying AI methods. Collaboration is central to this role. The Senior AI Engineer will work closely with engineers and researchers, sharing ideas and exploring new directions in AI technology. The team values open communication and a willingness to tackle novel challenges together. What you will do Design and implement AI solutions for diverse industry problems Collaborate with engineers and researchers to develop new AI approaches Contribute to discussions on emerging AI technologies and their practical applications Location This role is based in Berlin.

About the RoleAs a Staff AI Engineer at bluefishai, you'll take on a pivotal role as a technical leader for our cutting-edge LLM-powered products, which are at the forefront of marketing and advertising technologies. You will be responsible for making essential architectural decisions, establishing quality benchmarks, and spearheading multi-team initiatives that yield measurable results.Your responsibilities will include leading the vision and execution of our data platform and LLM-integrated products. You will oversee significant architectural decisions concerning data pipelines, model integration, deployment, and evaluations, transforming high-level business and product requirements into reliable, scalable data solutions that deliver impactful outcomes for our Fortune 500 clients. This role encompasses both data backend and machine learning engineering, ensuring the reliability and cost-effectiveness of our pipelines while enhancing the performance of LLM-enabled features. Furthermore, you will elevate data literacy across the department through effective collaboration and craftsmanship.You will be accountable for the health, cost, and growth of key data products and platforms, partnering closely with full-stack engineers, product managers, design teams, and DevOps to produce outcomes that our customers can confidently rely on.This position offers an exciting opportunity to influence the future of AI-driven technologies and make significant contributions to tangible applications.While this role is associated with our Berlin location, we offer flexibility for remote work within Germany.

At Intercom, we are revolutionizing customer service through innovative AI solutions designed to enhance business interactions. Our flagship AI agent, Fin, represents the pinnacle of customer service technology, enabling organizations to provide seamless and effective support 24/7. By integrating Fin with our Helpdesk, we offer a comprehensive Customer Service Suite that empowers businesses to tackle complex queries with ease, ensuring a superior customer experience.Established in 2011, Intercom has gained the trust of nearly 30,000 businesses worldwide, setting a new benchmark for customer service excellence. We are committed to pushing boundaries, delivering swift and impactful solutions, and continuously adding value for our clients.Berlin's dynamic blend of technical expertise and creative innovation attracts us, making it an ideal location for our operations. This vibrant city, closely connected to our R&D hubs in Dublin and London, is a magnet for top talent eager to contribute to ambitious projects.This year, we aim to expand our Berlin team by hiring 100 professionals across engineering, AI, data science, product, and design. This is an exciting opportunity to join us as we establish a strong R&D presence in the region, helping shape the future of customer service.What’s the Opportunity?As a Staff Engineer, you will take on a leadership role within the engineering team, significantly contributing to our organization. You will develop both back-end and front-end systems, collaborating closely with designers, product managers, researchers, and data analysts. Your responsibilities will include mentoring fellow engineers and working alongside the Engineering Manager to refine team development and technical strategy.Your ResponsibilitiesAs a seasoned engineer, your contributions will include:Enhancing our technical architecture to accommodate the scaling demands of our diverse clientele.Prioritizing agility alongside scalability and availability, supporting continuous deployment and incremental feature releases.Engaging in all phases of software development, contributing to high-impact projects that improve our service delivery.

Join Databricks as a Senior Staff Software Engineer! At Databricks, we are passionate about empowering data teams to tackle some of the world's most challenging problems, ranging from security threat detection to groundbreaking cancer drug development. Our mission is to build and operate the finest data and AI infrastructure platform, allowing our customers to concentrate on the high-value challenges central to their missions. Our engineering teams develop sophisticated products that address significant needs globally. We are responsible for one of the largest-scale software platforms, consisting of millions of virtual machines that generate terabytes of logs and process exabytes of data daily. Given our scale, we frequently encounter cloud hardware, network, and operating system issues, and our software is designed to shield our customers from these challenges seamlessly. The Delta DML team is responsible for the core write-path operations of Delta Lake, the open-source storage layer powering the Databricks Lakehouse. Our goal is to deliver top-tier performance and a smooth user experience at massive scales, with the majority of data processed in Databricks traversing our platform. We spearhead performance innovations such as Low Shuffle Merge and Deletion Vectors, and actively contribute to open-source initiatives to unify Delta and Iceberg formats. We are looking for a highly capable and experienced Senior Staff Software Engineer to join our backend team. In this pivotal role, you will be key in designing, developing, and maintaining robust backend systems that power Databricks workspaces. You will create the next-generation platform for serving workspace assets, ensuring high queries per second (QPS), low latency, reliability, and performance, while proactively addressing future growth challenges. Additionally, as a senior team member, you will provide technical leadership, mentorship, and guidance to junior engineers, enhancing overall team coding practices and system designs. Your Impact: Address real business needs at scale through your software engineering expertise. Conduct low-level systems debugging, performance measurement, and optimization on extensive production clusters. Architect design solutions, influence product roadmaps, and take ownership of new projects. Implement tools to enhance automation and operability of services. Utilize your extensive experience to help prevent and investigate production issues. Plan and lead complex technical projects that involve collaboration with multiple teams across the company. Act as a technical team lead by mentoring others, leading sprint planning, delegating tasks, and participating in project planning.

About Parloa Parloa is dedicated to transforming customer interactions into seamless experiences. As the demand for agentic AI grows, our team is at the forefront of redefining customer support, ensuring that every interaction is not just a transaction but a meaningful exchange. With the power of AI, we have facilitated over one billion interactions for leading global brands like IKEA and Booking.com, implementing our solutions at scale. About the Role: We are looking for a Principal Applied Scientist who will spearhead our applied AI strategies, focusing on AI agents and Generative AI. This role is both hands-on and impactful, bridging the gap between research and production. You will explore, validate, and enhance methodologies that directly influence our products, including model evaluation, agent behavior, and context engineering. You will also define the metrics for measurement and improvement across the industry. In addition to execution, you will serve as a technical leader, identifying opportunities and building a robust framework for applied science at Parloa. Areas of Ownership: Define and lead applied AI initiatives focused on agent systems, LLM evaluation, and model optimization. Manage ambiguous problem spaces end-to-end: from conceptualization and experimentation to real-world impact. Design and implement evaluation & benchmarking frameworks, challenging existing industry standards and creating new benchmarks where necessary. Drive innovation in agentic systems, including routing, memory, and context engineering. Prototype and validate new methodologies, such as model combinations and fine-tuning strategies. Translate research into production-ready solutions in close collaboration with engineering teams. Act as a technical authority, mentoring team members and establishing best practices. Establish and lead the Applied Science guild, promoting knowledge sharing and elevating standards across teams. Influence product and technical strategy, pinpointing how applied science can drive maximum value. Who You Are: 12+ years of experience in applied science or a related field. Proficient in AI agent technology and generative models. Strong problem-solving skills with a passion for innovation. Exceptional leadership and mentoring abilities. Ability to collaborate effectively across teams.

Join GetYourGuide as a Senior AI Enablement Engineer, where you will leverage your expertise in artificial intelligence to enhance our product offerings. In this pivotal role, you will collaborate with cross-functional teams, driving the integration of AI technologies into our platforms, ultimately enhancing user experience and operational efficiency.Your contributions will shape the future of travel experiences, directly impacting how customers interact with our services. If you are passionate about AI and ready to make a significant impact in a dynamic environment, we want to hear from you!

Become a part of Voyfai, a rapidly expanding Series A startup redefining logistics and technology throughout Europe.Located in the vibrant city of Berlin, we are at the heart of a diverse portfolio of companies engaging across multiple European markets.This is an exceptional opportunity to take the reins from the outset, create significant impact, and develop your career in an agile, fast-moving atmosphere. Whether you’re optimizing processes, formulating strategies, or spearheading initiatives, your efforts will directly contribute to the success of Voyfai and the enterprises we empower. If you have a passion for building innovative solutions and wish to join a rising star, we encourage you to reach out!Your RoleAs a Senior AI Engineer at Voyfai, you will be instrumental in crafting, developing, and scaling LLM-driven and applied GenAI systems that enhance our main offerings. You will collaborate closely with Product, Engineering, and Business teams to convert complex, unstructured challenges into effective, production-ready AI solutions.This role is hands-on and focused on delivering tangible results. You will take full ownership from identifying use cases and designing prompts or models to deploying, monitoring, and continuously improving systems in production, with a strong emphasis on real-world reliability and business outcomes.Key Responsibilities:Design, develop, and implement LLM-driven and GenAI features for impactful, real-world applications.Build and manage end-to-end GenAI pipelines, encompassing prompt design, model selection or fine-tuning, evaluation, and deployment.Integrate foundational models into production systems, prioritizing latency, cost-efficiency, reliability, and quality.Collaborate with Product Managers and Engineers to convert vague business challenges into scalable AI solutions.Oversee production AI systems, including monitoring, evaluation, guardrails, and feedback mechanisms.Contribute to architectural choices regarding AI platforms, retrieval systems, vector databases, and LLMOps tooling.Elevate the technical standard through code quality, documentation, and mentorship.What You Bring:Several years of experience as an AI Engineer, Machine Learning Engineer, or in a related role, with a hands-on focus on LLMs and applied GenAI in operational environments.Strong grasp of LLM behavior, prompting techniques, evaluation strategies, and common failure modes.Proven track record of successfully implementing AI solutions that drive business value.

At Intercom, we revolutionize customer service with our cutting-edge AI technology. Our mission is to empower businesses to deliver exceptional customer experiences.Our AI agent, Fin, stands as the most sophisticated customer service AI on the market, enabling businesses to provide round-the-clock, flawless service. Fin integrates seamlessly with our Helpdesk, forming the comprehensive Intercom Customer Service Suite, designed to enhance support for complex inquiries that necessitate human intervention.Since our inception in 2011, we have gained the trust of nearly 30,000 businesses globally, establishing a new benchmark in customer service. Our core values drive us to innovate, operate with urgency, and consistently provide exceptional value to our clients.We are excited to build our presence in Berlin, a city known for its unique mix of top-tier technical talent and vibrant creative culture. This dynamic, globally connected metropolis is conveniently located near our R&D facilities in Dublin and London, making it an ideal hub for ambitious product development.This year, we aim to recruit 100 talented individuals in Berlin across various domains, including engineering, AI, data science, product management, and design. This is an extraordinary opportunity to join us as we lay the groundwork for our R&D efforts in the region and make a significant impact as we develop the leading customer service AI!What’s the opportunity?We are in search of Senior Product Engineers to become part of our AI Infrastructure team, dedicated to building AI-driven products at Intercom. As a Product Engineer in AI Infrastructure, you will collaborate closely with ML engineers and ML scientists to thoroughly understand our products and tech stack, and identify ways to expedite our development processes.The broader AI team is responsible for conceptualizing new ML features, exploring effective algorithms and technologies, and swiftly deploying prototypes for our customers.Our AI infrastructure is designed to adapt rapidly to new advancements in AI, ensuring that our engineers can deliver high-quality services promptly while maintaining the safety and reliability of our systems.We are passionate about leveraging machine learning technology, from classic supervised models to innovative unsupervised clustering algorithms, and pioneering new applications.

Join our innovative team at akirolabs as a Senior AI Engineer, where you'll play a crucial role in designing and implementing cutting-edge artificial intelligence solutions. We are looking for a passionate individual who thrives in a dynamic environment and is ready to take on challenging projects that push the boundaries of technology.

Join Arbio, a pioneering AI-driven hospitality company, and be part of our mission to revolutionize short-term rentals across Europe.At Arbio, we leverage cutting-edge technology to enhance efficiency, elevate guest experiences, and streamline operations in the short-term rental sector. Our rapidly growing team is dedicated to shaping the future of hospitality with innovative AI solutions, all while fostering a culture of performance and accountability. Come aboard and help us lead the industry into a new era of growth and innovation.As a Senior AI Engineer, you will be instrumental in developing the intelligence framework that underpins our operations, from property management to guest services. We are focused on creating advanced Retrieval-Augmented Generation (RAG) systems that convert disparate data into immediate, actionable insights, empowering our teams to provide world-class guest experiences.Your contributions will include:Designing high-performance RAG pipelines utilizing MongoDB Vector DB for rapid semantic search capabilities.Building agent workflows based on LangChain for complex reasoning tasks.Integrating various LLM providers such as Claude, OpenAI, and Gemini.Writing maintainable and scalable TypeScript code to facilitate our growth.Monitoring and optimizing using LangSmith and other LLMOps tools.Collaborating with a dynamic, agile team to push the boundaries of AI in the hospitality field.

At Databricks, we are dedicated to empowering data teams to tackle the most pressing challenges of our time — from realizing the next mode of transportation to accelerating groundbreaking medical advancements. We achieve this by developing and operating the world’s most advanced data and AI infrastructure platform, enabling our customers to leverage deep data insights to enhance their businesses. Founded by engineers with a passion for customer satisfaction, we eagerly embrace every opportunity to address technical challenges, from crafting next-generation UI/UX for data interfacing to scaling our services and infrastructure across millions of virtual machines. And this is just the beginning.Our engineering teams create highly technical products that meet significant real-world needs. We operate one of the largest scale software platforms, featuring millions of virtual machines that generate terabytes of logs and process exabytes of data daily. At this scale, we frequently encounter cloud hardware, network, and operating system faults, and our software must effectively shield our customers from these challenges.Unity Catalog serves as our platform's native, unified, and open governance solution for data and AI. It eliminates data silos, simplifies governance, and accelerates insights at scale. We are on the lookout for a Senior Staff Software Engineer to lead the Unity Catalog Runtime Enforcement efforts. In this role, you will help build and fortify the runtime enforcement layer for Unity Catalog, ensuring secure, consistent authorization and data access across Databricks compute engines and clouds. This initiative aims to minimize incidents and simplify customer decisions by standardizing enforcement semantics.

Superhuman embraces a dynamic hybrid work model for this internship. This flexible approach allows team members to enjoy focused work time while also benefiting from in-person collaboration that fosters trust, innovation, and a strong team culture.About SuperhumanSuperhuman, which includes Grammarly as part of its AI productivity platform, is dedicated to unlocking the superhuman potential within everyone. Our suite of applications and agents integrates seamlessly with over 1 million apps and websites, enhancing productivity through innovative tools. Our offerings include Grammarly’s writing assistance, Coda’s collaborative workspaces, and Go, a proactive AI assistant that understands context and delivers automated help. Since our founding in 2009, we have empowered over 40 million individuals and 50,000 organizations globally, including 3,000 educational institutions, to eliminate busywork and focus on what truly matters. Discover more at superhuman.com.The OpportunityTo achieve our ambitious goals, we are seeking a motivated PhD student to join our Research team for a 3-month internship in the summer of 2026. Ideal candidates should be nearing the completion of their Master’s or PhD studies and possess a strong background in natural language processing (NLP), machine learning (ML), and deep learning (DL). Flexible start dates are available within the summer months.In this role, the intern will engage with a variety of complex challenges associated with modern LLMs, including writing assistance, personalization, AI detection, and more. Our Research team actively contributes to leading journals and participates in conferences while developing next-generation features and products for tens of millions of daily active users.Superhuman’s engineers and researchers are empowered to innovate and achieve breakthroughs, directly influencing our product roadmap. As our technical challenges grow with the scaling of our interfaces, algorithms, and infrastructure, you can learn more about our team's work on our technical blog.As an Applied Research Intern, you will be pivotal in addressing some of Superhuman’s most significant research challenges. Your responsibilities will include:Engaging in an end-to-end research challenge that aligns with your team’s strategic goals.Collaborating with a mentor to scope, design, and execute a well-defined project throughout your internship.Working closely with other team members to share insights and drive innovation in your area of focus.

Role Overview Cosuno is looking for a Senior AI Engineer to join the AI team, working from Berlin or remotely. This role focuses on building and refining the intelligent systems that drive Cosuno’s platform for the construction industry. What You Will Do AI Agent Development: Design and improve intelligent agent systems that handle the complex tendering process using multi-step reasoning. End-to-End Product Integration: Own feature delivery across the stack, from model and API to the TypeScript front-end, making sure new capabilities fit smoothly into the web application. Ranking, Search, and Retrieval: Improve systems for subcontractor matching and marketplace search, focusing on ranking and retrieval performance. Price Prediction: Enhance models that estimate fair pricing for construction projects, helping users evaluate bids and make procurement decisions. Experimentation and Evaluation: Run offline evaluations, set up A/B tests, and use metrics to guide iterative improvements. Cross-Team Collaboration: Work closely with Product, Engineering, and Data teams to turn business challenges into meaningful ML and AI solutions. Production ML and AI Maintenance: Monitor, alert, and continuously improve all deployed machine learning and AI systems.

Andercore operates an AI-driven trade platform that connects verified suppliers in Asia, Europe, and the GCC region with buyers in infrastructure, energy, and construction materials. The platform automates the full lifecycle of materials trade, covering procurement, pricing, inventory, logistics, and financing. This approach replaces manual processes with real-time orchestration, offering buyers instant quotes, reliable availability, and predictable deliveries. Suppliers benefit from accurate forecasting, strong demand management, and integration with cross-border fulfillment networks. The company partners with major brands to enable both dropship and cross-dock fulfillment for large-scale transactions, aiming to turn global supply chains into consistent, software-like workflows. With operations in six international markets and a team of over 80 professionals based in Berlin and Asia, Andercore has achieved triple-digit-million GMV and is rapidly moving toward profitability. The company recently secured $40 million in Series B funding from Atomico, Project A, and Invent Capital, with institutional support from Commerzbank and KfW. Role overview The Chief of Staff for Strategy & AI Enablement will work closely with the CEO and board, focusing on company building and operational excellence. This position sits at the center of Andercore's operations, shaping strategy, execution, finance, and cross-functional initiatives. The role is not product-focused, but instead centers on improving how the company operates at every level. What you will do Partner with the CEO to influence decision-making and drive execution across all departments. Prioritize key initiatives and ensure alignment from the executive team to individual contributors. Enhance company efficiency, agility, and intelligence on a daily basis. Collaborate with the board and leadership to support strategic planning and operational improvements. Requirements Experience in strategy, operations, finance, or a related field at a high-growth company or startup. Ability to work closely with executive leadership and manage cross-functional projects. Strong organizational skills and a focus on driving company-wide impact.