Ai Application Engineer Ai Products Llm Rag jobs in Berlin – Browse 1,349 openings on RoboApply Jobs

Ai Application Engineer Ai Products Llm Rag jobs in Berlin

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companyMachine Learning Reply logo
Full-time|On-site|Berlin, Berlin, Germany

Join Machine Learning Reply, a leader in transforming advanced AI technology into practical, scalable solutions for organizations. We are searching for an enthusiastic AI Application Engineer to help create AI-driven applications and intelligent features leveraging cutting-edge machine learning and generative AI technologies.As part of our innovative team, you'll focus on developing user-centric AI applications, translating AI capabilities into market-ready products.This role positions you at the nexus of AI engineering, backend development, product design, and cloud deployment, crafting production-ready AI systems that deliver significant business impact.Key Responsibilities:Design and develop AI-powered applications for enterprise clients, including digital assistants, AI copilots, semantic search systems, and intelligent automation solutions.Create applications powered by LLM and Retrieval-Augmented Generation (RAG) using the latest AI frameworks.Develop comprehensive AI products that integrate LLM APIs with enterprise data sources and backend services.Architect scalable AI microservices and APIs to embed AI functionalities into enterprise platforms.Implement vector search, embeddings pipelines, and knowledge retrieval systems.Rapidly prototype AI features and proofs-of-concept, transitioning them to production-grade systems.Collaborate with product managers, designers, AI engineers, and enterprise clients to create impactful AI solutions.Deploy AI systems on cloud platforms following modern DevOps practices.Ensure reliable, scalable, and observable AI services through CI/CD pipelines, monitoring, and containerized deployments.What We Offer:An open and collaborative environment within the global Reply network, allowing you to build next-generation AI applications.Interdisciplinary collaboration with teams comprising AI engineers, software developers, and data scientists across diverse industries such as Banking, Insurance, Automotive, and Retail.An active social program featuring paid training, conferences, communities of practice, hackathons, and Reply XChange.Monetary benefits including a mobility package, gym subsidies, insurance, and pension schemes.

Mar 17, 2026
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companyMachine Learning Reply logo
Full-time|Hybrid|Berlin, Berlin, Germany

At Machine Learning Reply, we empower businesses to transform cutting-edge AI technologies into practical applications and scalable digital products.We are seeking a passionate Junior AI Application Engineer to join our team, dedicated to developing AI-powered solutions and intelligent product features utilizing modern Machine Learning and Generative AI technologies.While our GenAI Engineers focus on model development and AI architectures, AI Application Engineers concentrate on crafting user-centric AI applications and translating AI capabilities into scalable products.In this role, you will collaborate across AI Engineering, Backend Development, Product Development, and Cloud Deployment to build production-ready AI systems that deliver tangible business value.ResponsibilitiesAs a Junior AI Application Engineer, you will design and develop AI-driven applications and product features for enterprise clients. Your responsibilities will include:Conceptualizing and developing AI applications such as enterprise assistants, copilots, semantic search platforms, and automation systems.Assisting in the development of LLM-based solutions (including RAG) and end-to-end AI products by integrating APIs, enterprise data, and backend services.Building scalable AI microservices, APIs, and vector search, embedding, and retrieval systems.Rapidly prototyping AI features and evolving them into production systems.Collaborating closely with product managers, designers, AI engineers, and clients to develop impactful solutions.Deploying AI systems in cloud and production environments using modern DevOps practices.Ensuring reliability, scalability, and observability through CI/CD, monitoring, and containerized deployments.BenefitsHYBRID WORKINGCOMPANY EVENTSEXPERT NETWORKCERTIFICATIONSRegular and systematic (external and internal) training opportunities in Generative AI, LLM development, Cloud architecture, and Data Science.Work in an open, flat environment, within a broad Reply network for knowledge exchange.

Apr 10, 2026
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companyMachine Learning Reply logo
Full-time|On-site|Berlin, Berlin, Germany

At Machine Learning Reply, we empower organizations to harness advanced AI technologies, transforming them into practical applications and scalable digital products.We are seeking an enthusiastic AI Application Engineer to join our team, focusing on the development of AI-driven solutions and intelligent product enhancements utilizing state-of-the-art machine learning and generative AI technologies.While our GenAI Engineers concentrate on model creation and AI architecture, you will prioritize the development of user-centric AI applications, turning AI functionalities into robust products.In this role, you will operate at the convergence of AI engineering, backend development, product innovation, and cloud deployment, crafting production-ready AI systems that deliver tangible business outcomes.

Apr 10, 2026
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companyMachine Learning Reply logo
Full-time|On-site|Berlin, Berlin, Germany

Machine Learning Reply brings advanced AI technologies into real-world use, helping organizations build scalable digital products. Role overview The AI Application Engineer will design and build user-facing AI solutions, focusing on intelligent product features that use large language models (LLMs) and retrieval-augmented generation (RAG). The work centers on turning complex machine learning and generative AI capabilities into practical applications for end users. What you will do Develop and deliver AI-powered applications that move advanced AI from concept to production-ready products. Collaborate with backend developers, product teams, and cloud specialists to create scalable systems. Integrate AI into digital products with attention to user experience and measurable business impact. Team structure This role focuses on building practical, user-facing solutions. AI Application Engineers work at the intersection of AI engineering, backend development, product, and cloud deployment. GenAI Engineers at Machine Learning Reply concentrate on model development and AI architecture, while this position emphasizes product integration and delivery. Location This position is based in Berlin, Germany.

Apr 23, 2026
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company
Full-time|On-site|Berlin, Berlin, Germany

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.

Oct 21, 2025
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companyIntercom logo
Full-time|On-site|Berlin, Germany

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.

Jan 28, 2026
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companyIntercom logo
Full-time|On-site|Berlin, Germany

At Intercom, we are revolutionizing customer service through the power of AI. Our mission is to enable businesses to deliver outstanding customer experiences, and we are seeking talented individuals to help us achieve this goal.Our flagship AI agent, Fin, stands out as the most sophisticated customer service AI available, ensuring businesses can offer seamless, around-the-clock support that enhances customer interactions. By integrating Fin with our Helpdesk, we create the Intercom Customer Service Suite, which provides AI-driven assistance for complex queries that necessitate human intervention.Since our inception in 2011, Intercom has grown to serve nearly 30,000 businesses worldwide, setting new benchmarks in customer service excellence. Guided by our core values, we constantly strive for innovation, speed, and delivering exceptional value to our clients.Berlin’s unique blend of technical expertise and vibrant creative culture makes it an ideal location for our expansion. We are excited to tap into the city’s talent pool while remaining connected to our R&D centers in Dublin and London. We aim to recruit 100 new team members in Berlin this year across engineering, AI, data science, product, and design, making this a pivotal moment to join us as we build the world’s leading customer agent.What’s the Opportunity?We are looking for Senior Product Engineers to join our AI Group and contribute to the development of our AI-powered products. As a Product Engineer in machine learning, you will collaborate closely with our ML Scientists and product teams, gaining an in-depth understanding of our products, customers, ML tech stack, and overall product offerings.Your responsibilities will include defining new ML features, exploring suitable algorithms and technologies, and swiftly delivering prototypes to our customers. Our highly focused team works in close partnership with Product and Design, allowing us to move quickly to production and often launch beta versions only weeks after successful testing.We are passionate about leveraging machine learning technology, having transformed various models—from classic supervised to innovative unsupervised clustering and advanced applications of transformer neural networks. We rigorously test and assess the tangible customer impact of each model we deploy.If you are an experienced product engineer eager to make a significant impact, we encourage you to apply!

Jan 28, 2026
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company
Full-time|On-site|Berlin, Berlin, Germany

About UsAt reliant-ai, we are dedicated to transforming decision-making in an age of overwhelming information. Our mission is to develop the next generation of machine learning software, leveraging generative AI to analyze critical data sources and deliver comprehensive, factual answers to complex inquiries.We believe that the true potential of generative AI can only be achieved by tackling the world's most significant information challenges. With over two decades of expertise in reinforcement learning and natural language processing, we are poised to make a substantial impact in this field.Our team consists of scientists, builders, and entrepreneurs who have pioneered some of the most influential AI applications. Having led teams at industry giants like Google, DeepMind, and EY Parthenon, we now connect cutting-edge AI research with the biopharma sector.

Aug 20, 2024
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companyleapsome logo
Full-time|On-site|Berlin

Join leapsome as a Lead AI Product Engineer and play a pivotal role in shaping innovative AI-driven products that enhance user experience and drive business success. In this dynamic position, you will lead a team of engineers, collaborate with cross-functional teams, and develop cutting-edge solutions that leverage the latest advancements in artificial intelligence.

Mar 27, 2026
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companyIntercom logo
Full-time|On-site|Berlin, Germany

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!

Jan 28, 2026
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companyairapps logo
Full-time|On-site|Berlin Metropolitain Area

Role Overview airapps is looking for an AI Product Manager in the Berlin Metropolitan Area. This position focuses on building new AI-driven products that reach users worldwide. The AI Product Manager works closely with teams across the company to shape features based on market needs and manages products from initial idea through to launch. What You Will Do Work with cross-functional teams to define and deliver AI-powered solutions Translate user and market requirements into clear product features Oversee the full product lifecycle, from concept through release

Apr 16, 2026
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companyIntercom logo
Full-time|On-site|Berlin, Germany

At Intercom, we are revolutionizing customer service through AI technology, dedicated to helping businesses create outstanding customer experiences.Our AI agent, Fin, stands as the most sophisticated customer service AI on the market, enabling businesses to offer continuous, exceptional customer support and fundamentally enhance their customer interactions. Fin can also integrate with our Helpdesk to form a comprehensive solution, known as the Intercom Customer Service Suite, designed to address complex inquiries that require human intervention.Founded in 2011 and trusted by nearly 30,000 businesses worldwide, Intercom is redefining customer service standards. Our team is driven by core values that encourage pushing boundaries, rapid innovation, and consistently delivering exceptional value to our clients.Berlin captivates us with its unique blend of deep technical talent and rich creative culture, all within a lively, globally connected city that is conveniently located near our R&D centers in Dublin and London. It is an environment where top technical talent flourishes, attracting individuals from across the globe eager to relocate and contribute to ambitious projects.As part of our growth, we aim to recruit 100 professionals in Berlin over the next year across various domains, including engineering, AI, data science, product management, and design. This is an exciting opportunity to join us as we build the premier customer agent in the world!What’s the opportunity?We are launching a new function within Intercom: AI Product Management. For over a decade, we have invested in building in-house AI capabilities with a dedicated team of machine learning scientists, engineers, researchers, and AI designers. We are now expanding this team by bringing on product managers to help shape the future of our AI platform and agent.As a Senior AI Product Manager, you will define the vision, strategy, and roadmap for the core AI systems that drive Fin and our AI features. You will operate at the crossroads of advanced AI research, innovative product development, and real-world customer challenges, aiding us in creating world-class AI products that yield significant business outcomes.This role demands a high level of ownership from a technically proficient, customer-centric product manager who thrives in fast-paced, ambiguous settings and enjoys transforming complex AI functionalities into simple, enjoyable product experiences.

Jan 28, 2026
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companyHelsing logo
Full-time|On-site|Berlin; London; Munich

About UsAt Helsing, we empower machines with advanced AI capabilities that enhance human decision-making and perception. Join us to make a significant impact in a high-stakes environment, where robust AI solutions must meet hardware constraints while defending against adversarial threats.As part of our AI Assurance team, you will pioneer innovative methods for the scalable evaluation of AI products across our organization. Your role will involve designing data collection and experimentation strategies to derive causal insights, thereby promoting responsible decision-making through effective uncertainty quantification and safety protocols.Your Daily ResponsibilitiesYou will define operational domains and assess the reliability of our in-house AI capabilities. Your expertise will help advance the state-of-the-art in uncertainty quantification and calibration. This role requires a deep understanding of our AI systems, enabling you to interface effectively and evaluate their resilience in real-world and adversarial settings. You’ll collaborate on impactful projects with diverse teams, contributing to our mission.

Feb 12, 2026
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companyIntercom logo
Full-time|On-site|Berlin, Germany

At Intercom, we are revolutionizing customer service through innovative AI solutions, striving to empower businesses to deliver exceptional customer experiences.Our flagship AI agent, Fin, is the most advanced customer service AI available, enabling businesses to provide round-the-clock, flawless service and significantly enhance customer interactions. Fin seamlessly integrates with our Helpdesk, creating an all-encompassing solution known as the Intercom Customer Service Suite, designed to tackle complex queries that necessitate human intervention.Founded in 2011 and trusted by nearly 30,000 businesses worldwide, Intercom is setting a new benchmark for customer service. Our core values drive us to push boundaries, operate with speed, and deliver unparalleled value to our clients.We believe in the importance of speed, and Berlin epitomizes this with its unique combination of technical expertise and vibrant creative culture. It is a globally connected city, closely situated to our R&D hubs in Dublin and London, making it the ideal environment for top-tier technical talent to flourish and collaborate on ambitious projects.This year, we aim to expand our Berlin team by hiring 100 professionals in engineering, AI, data science, product, and design. Joining us now means becoming part of the foundational R&D team in this region, allowing you to leave a lasting impact as we develop the world's leading customer agent!What’s the opportunity?We are seeking Senior Product Engineers to join our AI Group, focusing on the development of Intercom’s AI-driven products. As a Product Engineer in machine learning, you will collaborate closely with our ML Scientists and product teams, gaining a deep understanding of our products, customer needs, and our ML tech stack.Your role will involve defining innovative ML features, researching suitable algorithms, and rapidly deploying prototypes to our customers. Our team is highly product-focused, working in partnership with Product and Design teams to expedite our production processes. Thanks to our dedicated engineering team, we frequently transition from successful offline tests to production within weeks.We are passionate about leveraging machine learning technology, having productized everything from classic supervised models to groundbreaking unsupervised clustering algorithms and transformative applications of transformer neural networks. We rigorously test and measure the real customer impact of every model we implement.

Jan 28, 2026
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companyScale AI logo
Full-time|On-site|Berlin, Germany; London, UK

At Scale AI, we are not merely creating AI tools; we are pioneering the next era of enterprise AI. As businesses race to leverage the transformative capabilities of Generative AI, Scale is at the forefront of this movement, enhancing workflows, automating intricate processes, and delivering tangible benefits to some of the largest enterprises and government entities globally. Our Scale Generative AI Platform (SGP) provides production-ready GenAI applications with essential services, APIs, and infrastructure that facilitate rapid adoption across various sectors. With an increasing number of applications transitioning to production, we are expanding our Forward Deployed Engineering (FDE) team to spearhead hands-on innovation directly within our customers' environments. We seek a strategic and technical Engineering Manager to lead our European FDE team. This high-impact role comes at a crucial time as you will be tasked with delivering effective GenAI solutions in live environments, guiding a team that collaborates closely with customers, and ensuring that we address real challenges with precision, speed, and excellence. Unique Aspects of This Role: Timely Opportunity: Transitioning from prototypes to large-scale production, our FDE team is pivotal in helping clients adopt AI technologies more swiftly and confidently. Customer-Centric Approach: You will cultivate a culture of profound customer understanding and practical problem-solving. Your team will navigate every phase of the delivery lifecycle, from defining use cases to deploying solutions. Strategic Impact: Insights gained from forward-deployed projects will directly influence our primary product roadmap. You will collaborate closely with Product and Platform teams to identify trends, prioritize enhancements, and guide the evolution of SGP. Operational Excellence: You will instill structure in our delivery processes, enhance execution, and scale our engineering operations in a dynamic setting. This is a unique chance to shape the future of AI application development and deployment. If you are energized by the rapid pace of GenAI innovation, passionate about tackling real-world issues, and ready to lead a team that is transforming enterprise AI delivery, we want to connect with you. At Scale, we do not just keep pace with AI advancements; we drive them. Join us and be part of the team that is defining the future of AI in enterprises.

Mar 26, 2026
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companyavomind logo
Full-time|Remote|Berlin, Berlin, Germany

About Our ClientFounded in Canada in 2015, our client has rapidly expanded to encompass a global portfolio of over 118 companies. They specialize in acquiring and developing vertical market software firms, empowering each business to deliver top-notch mission-critical solutions tailored to their industry's needs. A cornerstone of our client's philosophy is to invest in well-established enterprises while cultivating an entrepreneurial atmosphere that transforms these companies into industry leaders. Their strategic approach focuses on building long-term partnerships with existing management to create and enhance value.About the RoleAs the AI Engineering Lead, you will assume a pivotal leadership role in defining and executing the company's AI strategy. You will be responsible for the practical integration of AI across our client's engineering framework, enhancing internal development and testing processes to improve efficiency and quality. Additionally, you will oversee the development of AI-driven product features that provide tangible benefits to users. In this position, you will ensure alignment between engineering, product management, and data science teams, translating innovative ideas into actionable solutions and guiding teams to unlock their full potential through effective AI integration.Key Responsibilities AI Strategy & Vision: Develop a comprehensive AI roadmap that aligns with business objectives; identify opportunities for AI/ML applications in internal workflows (e.g., code generation, automated testing, monitoring); collaborate with product leadership to design and implement AI-enhanced product features. AI Integration into Engineering Practice: Spearhead the deployment of AI tools within the Software Development Life Cycle (SDLC) (e.g., GitHub Copilot, CodeWhisperer, Tabnine); automate unit testing, static code analysis, and regression testing leveraging AI; guide the application of AI in CI/CD pipelines for improved monitoring, alerting, and predictive operations. AI Product Development: Design and oversee the creation of AI/ML models and AI-enhanced product features; ensure adherence to best practices in AI/ML, including model training, data governance, validation, and ethics; select and manage the necessary infrastructure (e.g., cloud GPU/TPU, model operations platforms like MLflow or Vertex AI). Team Leadership & Cross-Function Collaboration: Lead a team of AI engineers, data scientists, and MLOps personnel; collaborate with product, design, and stakeholders to ensure AI features align with user value; mentor engineering teams on responsible AI usage, prompt engineering, and model comprehension. Governance & Compliance: Establish standards for responsible and explainable AI; ensure compliance with regulatory and ethical guidelines (e.g., GDPR, fairness, transparency); monitor model performance to prevent drift or unintended behaviors.

Jun 3, 2025
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companyrepriskag logo
Full-time|On-site|Berlin

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.

Apr 24, 2026
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companybluefishai logo
Full-time|Remote|Berlin, Remote in Germany

About the PositionJoin our dynamic team as a Staff Full-Stack Engineer where your expertise will play a pivotal role at the intersection of product development, infrastructure, and AI-powered solutions. In this influential position, you will spearhead the architecture and continuous improvement of scalable web applications, contributing significantly to the foundation of Bluefish's AI marketing platform.Your collaboration will span multiple teams, working closely with AI engineers, product managers, designers, and infrastructure specialists to convert abstract product concepts into robust and scalable systems. Beyond just feature development, you will define architectural patterns, steer technical direction, and make certain that engineering decisions align with our company’s growth trajectory.We seek an individual with a strong focus on product and system thinking, dedicated to delivering sustainable solutions and creating measurable impacts for our customers.As a technical leader within our engineering division, you will enhance engineering practices across teams by leading design reviews, mentoring senior engineers, and establishing standards that facilitate rapid progress while ensuring reliability and quality.This role provides the chance to shape the architecture of core systems, influence the overall technical strategy of the company, and define how AI-assisted development will drive the future of marketing technology.Note: This role is primarily associated with our office in Berlin, but we offer remote work options within Germany.

Mar 17, 2026
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companyheyjobs logo
Full-time|On-site|Berlin

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.

Mar 24, 2026
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companycharles logo
Full-time|Hybrid|Berlin

Senior Product Engineer (AI Agents) Permanent Position, Full-time · Berlin (Hybrid) MAKE A MEANINGFUL IMPACT At charles, we empower numerous brands to connect with their loyal customers through engaging conversations every day, whether it’s socks, pet food, or cosmetics. As a Senior Product Engineer at charles, you will play a pivotal role in advancing our product and infrastructure, driving the transformation of conversational AI. You will collaborate with engineers, product managers, and designers to develop scalable, high-performance systems that address real customer needs. Your work will lead to dependable, data-driven solutions that cater to millions of users, pushing the frontiers of AI-driven messaging commerce. YOUR KEY RESPONSIBILITIES Identify and tackle high-impact challenges, utilizing product and business insights to prioritize effectively. Develop and refine AI-enhanced conversational features, leveraging LLMs to foster meaningful customer interactions. Enhance the Charles API to integrate messaging capabilities with CRMs, CDPs, and shop systems. Create clear, maintainable documentation and uphold the integrity of well-tested code. Monitor system performance and implement data-driven enhancements. Conduct code reviews with peers and contribute to the overall growth of the company. Break down product initiatives into manageable technical tasks and accurately estimate the workload. IDEAL CANDIDATE PROFILE 5+ years of experience in software engineering. Proficiency in Node.js and TypeScript (preferred) or another high-level programming language such as Java, Go, Rust, or Python. Strong product and business acumen: A keen understanding of customer needs, focusing on solving the right problems rather than just building technically intriguing solutions. Experience or a strong interest in working with LLMs and AI to develop products (prompt engineering, AI APIs, understanding practical limitations). Experience deploying and managing applications on cloud platforms, preferably GCP. A testing-focused mindset with strong monitoring abilities and the capacity to write reliable, scalable code. Data-driven decision-making skills and creativity in tackling challenges. Excellent communication skills, capable of effectively conveying technical concepts to both technical and non-technical stakeholders. Mentoring abilities to foster team growth as we expand.

Feb 25, 2026

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