Machine Learning Research Engineer at Perplexity | Berlin

At Forvis Mazars, we are present in over 100 countries and are a key player in Audit, Tax, and Advisory services worldwide. As an integrated partnership with over 40,000 professionals, including more than 2,700 across 13 offices in Germany, we rank among the leading audit and consulting firms, leveraging our strengths to serve businesses of all sizes. What Awaits YouAs a Learning Experience & Solutions Specialist, you will have significant entrepreneurial freedom to design innovative, future-oriented learning solutions and comprehensive learning experiences that specifically promote the development of our employees and contribute measurably to our strategic HR objectives.You will systematically analyze learning needs in close collaboration with internal stakeholders—through interviews, surveys, and performance data—and translate these into effective, target group-specific learning experiences, training concepts, and sustainable competency development measures.You will act as a strategic partner for departments, advising on modern learning methods, digital technologies, and AI-based approaches, actively driving the conception and implementation of scalable learning strategies and programs.Additionally, you will support the introduction of new AI tools from a learning perspective, design change and communication measures, and develop high-quality, interactive learning content and innovative learning formats in collaboration with interfaces such as IT and communication.Your responsibilities will also include the continuous measurement of success and optimization of learning measures based on relevant KPIs and ROI considerations, as well as the integration of digital, AI-driven, and regulatory requirements into efficient, future-proof learning processes.

Welcome to Forvis Mazars, a global leader in Audit, Tax, and Advisory services, with a presence in over 100 countries. We are an integrated partnership of more than 40,000 professionals, including over 2,700 in 13 locations across Germany, dedicated to leveraging our strengths for businesses of all sizes. What Awaits YouIn your role as a Strategic Learning Business Partner, you will collaborate with the Tax & Accounting Service Line to design learning initiatives that drive transformation, enhance performance, and create sustainable value.You will work closely with service line leadership and key stakeholders to comprehend complex business challenges and translate them into effective learning strategies focused on impact and scalability.Your responsibilities include identifying critical future skills—especially in AI, digitalization, and emerging business models—and developing data-driven roadmaps and learning ecosystems that actively propel the strategic advancement of the service line.As an innovator, you will introduce market trends, cutting-edge learning approaches, and best practices, challenge existing structures, and independently develop progressive, business-relevant solutions.In a highly dynamic stakeholder environment, you will manage priorities, resources, and initiatives from start to finish, ensuring that learning contributes measurably to the performance and transformation of the service line through consistent KPI tracking and ROI orientation.

About the Role Vattenfall is looking for a Working Student to join the Learning & Development team in Berlin. This part-time position focuses on data administration support, offering practical experience alongside academic studies. Main Tasks Assist with a range of administrative duties related to learning and development Manage data entry tasks to keep records accurate and up to date Help streamline processes within the team Who This Suits This role fits students interested in building skills in data management and administrative support, especially those looking to apply their learning in a real-world setting.

Forvis Mazars operates in over 100 countries, establishing our presence as an essential player in the fields of Audit, Tax, and Advisory. As an integrated partnership with over 40,000 professionals, including more than 2,700 across 13 locations in Germany, we are among the leading firms in auditing and consulting, leveraging our strengths to support businesses of all sizes. What You Can ExpectAs a Learning Experience & Solutions Specialist, you will enjoy substantial entrepreneurial freedom to design innovative, forward-looking learning solutions and comprehensive learning experiences that directly foster the development of our employees and contribute significantly to our strategic HR objectives.Working closely with internal stakeholders, you will systematically analyze learning needs through interviews, surveys, and performance data, translating these into impactful, target-group-specific learning experiences, training concepts, and sustainable competency development measures.You will act as a strategic partner for various departments, advising on modern learning methods, digital technologies, and AI-based approaches, actively advancing the conception and implementation of scalable learning strategies and programs.Additionally, you will support the introduction of new AI tools from a learning perspective, shape change and communication initiatives, and collaboratively develop high-quality, interactive learning content and innovative learning formats with interfaces like IT and communication.Your responsibilities will also include the continuous measurement and optimization of learning initiatives based on relevant KPIs and ROI considerations, while integrating digital, AI-supported, and regulatory requirements into efficient, future-oriented learning processes.

Join Intercom, the leading AI Customer Service company, dedicated to empowering businesses to deliver exceptional customer experiences.Our AI agent, Fin, stands out as the most sophisticated customer service AI solution available, enabling companies to provide constant, flawless service and revolutionize their customer interactions. Fin seamlessly integrates with our Helpdesk to form the Intercom Customer Service Suite, which offers AI-enhanced support for intricate or high-touch inquiries that necessitate human intervention.Founded in 2011, Intercom is trusted by nearly 30,000 global businesses and is committed to redefining customer service standards. Our core values inspire us to innovate relentlessly, operate with speed and intensity, and consistently provide remarkable value to our clients.We believe Berlin is an ideal city for those who share our passion for speed and innovation. The city boasts a unique combination of deep technical expertise and a vibrant creative culture, making it a hub for top-tier talent eager to collaborate on ambitious projects. With close ties to our R&D centers in Dublin and London, Berlin is where the best minds come together to thrive.As we aim to expand our team by hiring 100 professionals across engineering, AI, data science, product, and design over the next year, this is an exciting opportunity to be among the pioneering R&D talents in the region and leave a lasting mark as we develop the world's leading customer agent.What’s the Opportunity?The Machine Learning team at Intercom is at the forefront of defining new ML features, researching cutting-edge algorithms and technologies, and swiftly delivering prototypes to our customers.We are a highly product-focused team, collaborating closely with Product and Design teams. Our dedicated ML product engineers enable rapid transitions to production, often launching beta versions within weeks of successful offline testing.Our passion for machine learning drives us to explore and productize everything from conventional supervised models to advanced unsupervised clustering algorithms and innovative transformer neural network applications. We rigorously test and assess the real customer impact of every model we deploy.What Will I Be Doing?Identify opportunities where ML can generate value for our customers.Determine the optimal ML framing for product challenges.Collaborate with team members and Product and Design stakeholders.

Join Almedia, a dynamic and innovative company where ambition meets opportunity. As we strive to become Germany’s next bootstrapped unicorn, we are proud to be recognized as Europe’s third fastest-growing company in 2025 according to the FT1000.At Almedia, we are revolutionizing the marketing landscape by enabling our vast community of over 60 million users to earn rewards for interacting with our advertisers' products, providing a unique approach to user acquisition for major global brands.Machine Learning EngineerIn this pivotal role, you will be responsible for the design, development, and scaling of production-grade machine learning solutions that drive the innovation of Almedia’s offerings and support our growth trajectory.This is a hands-on position where you will actively engage in coding, development, and deployment of solutions.Key Challenges You Will Tackle:Creating and optimizing user reward systems tailored to player behavior and market trends.Spearheading the development of personalized, real-time reward mechanisms.Identifying and addressing underperforming reward initiatives and their underlying issues.Your Responsibilities Include:Overseeing the complete delivery lifecycle: develop, deploy, and optimize scalable solutions and services.Providing technical guidance on ML projects, upholding best practices and ensuring high coding standards.Aligning technical capabilities with business goals to capitalize on high-value opportunities.Utilizing advanced statistical and causal inference techniques to secure robustness and reliability in solutions.Collaborating with product and engineering teams to convert business challenges into predictive, data-driven solutions.Qualifications Required:Demonstrated expertise in building, deploying, and maintaining production-level solutions and services, preferably in adtech or high-scale environments.Solid understanding of statistical analysis (A/B testing, regression, probability).Proficient in programming with Python and SQL, with practical experience in cloud technologies.Proven ability to mentor and guide ML engineers and cross-functional colleagues.Excellent communication skills and a collaborative mindset.

Forvis Mazars is a global leader in Audit, Tax, and Advisory services, present in over 100 countries and employing more than 40,000 professionals. With over 2,700 experts across 13 locations in Germany, we stand as one of the foremost audit and consulting firms, dedicated to driving transformation and value creation for businesses of all sizes. What You Can ExpectAs a Strategic Learning Business Partner, you will collaboratively shape learning initiatives within the Tax & Accounting Service Line, acting as a strategic driver for transformation, performance, and sustainable value creation.You will work closely with service line leadership and key stakeholders, understanding complex business challenges and translating them into impactful learning strategies focused on scalability and measurable outcomes.Your role involves identifying critical future skills, particularly in the realms of AI, digitalization, and emerging business models, and developing data-driven roadmaps and learning ecosystems to actively advance the strategic evolution of the service line.As an innovator, you will introduce market trends, innovative learning methodologies, and best practices, challenge existing structures, and independently craft progressive, business-relevant solutions.In a dynamic stakeholder environment, you will manage priorities, resources, and initiatives end-to-end, ensuring that learning initiatives contribute measurably to the performance and transformation of the service line through diligent KPI tracking and ROI orientation.

Join Securitas as a Business Development Manager in the healthcare sector, where you will play a pivotal role in driving growth and establishing strategic partnerships. Utilize your expertise to identify new business opportunities and enhance our service offerings, ensuring clients receive the highest quality solutions.

Role overview Ramboll seeks a Business Development Manager based in Berlin. The role centers on expanding business opportunities and building strong client relationships across multiple sectors. The position involves identifying new markets and shaping strategic efforts that align with Ramboll’s objectives. What you will do Identify and pursue new business opportunities within target industries Develop and maintain strong partnerships with clients Collaborate with cross-functional teams to create tailored proposals and solutions Analyze market trends and monitor competitor activity to inform business strategy Support initiatives that strengthen Ramboll’s presence in the market Requirements Background in business development or a related area Ability to spot and act on market opportunities Strong communication and relationship-building skills Comfort working with teams from different functions Analytical approach to evaluating trends and competitors

Machine Learning Engineer Company Overview At Orcrist Technologies, we are pioneers in building the Orcrist Intelligence Platform (OIP), a cutting-edge Kubernetes-based data intelligence system. Our platform is offered as either SaaS or a self-hosted/on-premises solution, including air-gapped deployments. We integrate data processing, machine learning, and artificial intelligence within a modern web application to empower mission-critical clients across both public and private sectors. Role Overview As a Machine Learning Engineer, you will spearhead the incubation and validation of new ML initiatives from conception to execution. In this innovative role, you will create adoption-ready prototype vertical slices that encompass data flows, model serving, evaluation, and seamless product integration. You will ensure clear handoff of artifacts to delivery teams so they can effectively productize and maintain them for the long haul. Key Responsibilities Develop ML prototype vertical slices that bridge data ingestion and processing with inference and end-user product outcomes (such as search functionalities, insights generation, and user experience flows). Establish evaluation harnesses and decision-making artifacts including datasets, baselines, and performance metrics (quality, latency, cost), along with actionable go/no-go recommendations. Package prototypes for seamless adoption: containerize services, specify reproducible deployment strategies, and create comprehensive runbooks/checklists. Collaborate with Research and Data Engineering teams for dataset curation, annotation processes, experiment tracking, and iterative improvements. Ensure operational credibility of prototypes through instrumentation, monitoring, and foundational security/compliance practices (including handling of personally identifiable information and provenance considerations). Candidate Profile A minimum of 3 years of experience in ML engineering or MLOps, with a proven track record of delivering tangible systems. Proficient in Python and experienced with PyTorch/Transformers; adept at transforming models from notebooks into deployable services. Hands-on experience with Kubernetes and containerization; capable of deploying and troubleshooting within production-like environments, including offline or air-gapped constraints. A strong evaluation mindset and monitoring discipline; effective in clearly articulating trade-offs. Eligibility to work in Germany; EU or NATO citizenship is preferred, and export-control screening applies. Preferred Qualifications Experience with GPU serving and optimization techniques (e.g., Triton/KServe, ONNX/TensorRT, batching, quantization). Familiarity with streaming and pipeline tools (e.g., Kafka, Ray, Beam/Flink/Spark) and integrations involving search, vector, and graph technologies. Proficiency in the German language (B1+) and/or experience working with regulated or public-sector datasets and workflows. What We Offer A modern ML stack designed to operate within real-world constraints: Kubernetes, streaming technologies, and hybrid/on-prem/air-gapped deployments. A remote-first work environment in Germany, complemented by regular workshops in Berlin, 30 days of vacation, and support for equipment and learning budgets. High impact: your prototypes will pave the path for groundbreaking solutions.

Role overview Ramboll Group is seeking a Business Development Manager based in Berlin. This role centers on uncovering new business opportunities, forming strategic partnerships, and contributing to revenue growth. Collaboration with teams across the company is key to ensuring that services meet market needs and deliver strong value to clients. What you will do Identify and pursue new business opportunities within target markets Develop and maintain strategic partnerships to support growth Work closely with cross-functional teams to align services with market demand Support client-focused initiatives that help drive revenue growth

JetBrains is seeking a Senior Machine Learning Researcher to focus on Spectrum. This position centers on applying machine learning expertise to improve product features and contribute to ongoing research efforts. Role overview This role involves working with a team dedicated to advancing the capabilities of Spectrum. The Senior Machine Learning Researcher will use their knowledge to influence product direction and participate in research projects that drive innovation. Key responsibilities Apply machine learning methods to enhance Spectrum's technology. Contribute to research initiatives that inform future product development. Share insights and provide leadership within the research team. Locations This position is available in Amsterdam, Belgrade, Berlin, Limassol, Madrid, Munich, Paphos, Prague, Warsaw, and Yerevan.

At SiteMinder, we believe that the unique contributions of our employees are fundamental to our success. We are committed to fostering diverse teams that respect and celebrate a wide range of voices, identities, backgrounds, experiences, and perspectives. Our inclusive culture empowers employees to bring their authentic selves to work, driving innovation and excellence for our customers. We thrive on our differences!About Our Company...Since 2006, SiteMinder has been dedicated to simplifying technology for hoteliers. Our world-class hotel commerce platform is designed to help accommodation providers effortlessly find and book guests online. Our platform has supported a diverse range of clients, from charming boutique hotels to large-scale hotel chains, enabling travelers to book unique accommodations like igloos, castles, and resorts. Today, we proudly serve over 50,000 hotels across more than 150 countries, processing over 130 million reservations annually through our advanced technology.About the Role...As a Business Development Manager, you will play a pivotal role in driving new business growth throughout the DACH region. You will engage with a variety of clients, from small independent hotels and boutique properties to large hotel groups and travel technology partners. You will represent our cutting-edge AI technology platform that is revolutionizing guest acquisition and hotel revenue management. Your expertise will not only help close new business but also strategically influence pipeline growth, foster long-term partnerships, and achieve commercial excellence.We provide comprehensive training on our products, industry insights, and sales processes to ensure your success. Our month-long sales training and onboarding program is designed to equip you with the necessary skills. You will receive ongoing support from a dedicated sales coach, a buddy, and your team leader, who will mentor and motivate you to reach your professional aspirations.We recognize that an attractive compensation package is a key driver for sales professionals. At SiteMinder, we offer competitive compensation along with a dynamic work environment that fosters ambition, collaboration, personal development, and a strong customer focus. If our core values resonate with you (We Hustle, We Come Together, We Grow, We Make Things Simple), and you possess a hunter mentality for sales while thriving in a fast-paced environment, we would love to hear from you!

Join Our Team at Prior LabsPrior Labs is at the forefront of innovation, developing foundation models that comprehend tabular data—an essential component for both science and business. While foundation models have revolutionized text and images, structured data has largely been overlooked. We aim to seize this $600 billion opportunity to fundamentally transform how organizations interact with scientific, medical, financial, and business data.Our Achievements: We are a leading organization in structured data machine learning. Our groundbreaking TabPFN v2 model was featured in Nature, establishing a new benchmark for tabular machine learning. Since its launch, we have amplified our model capabilities over 20 times, garnered over 2.5 million downloads, and achieved 5,500+ stars on GitHub. Our rapid adoption rate is evident across both research and industry as we develop the next generation of tabular foundation models and commercialize them with leading enterprises in Europe and the US.About Our Team: We are a small yet select group of over 20 engineers and researchers, handpicked from a pool of 5,000 candidates. Our team members hail from esteemed organizations such as Google, Apple, Amazon, Microsoft, G-Research, Jane Street, Goldman Sachs, and CERN. We are led by the creators of TabPFN and are advised by world-renowned AI researchers, including Bernhard Schölkopf and Turing Award winner Yann LeCun. Learn more about our team here.What's Next: Supported by top-tier investors and experts from Hugging Face, DeepMind, and Silo AI, we're experiencing rapid growth. This is your chance to join us and help shape the future of structured data AI. Explore our manifesto.

Join Canva as a Channel Development Manager and leverage your fluency in German to create impactful partnerships that drive our mission forward. In this pivotal role, you'll develop and execute strategies to enhance our channel relationships, ensuring that our partners are equipped and motivated to deliver exceptional results. You will work closely with cross-functional teams to identify new opportunities and optimize existing partnerships.

Join our dynamic team at examplecorpsandbox, where innovation meets opportunity. As a Business Development Manager, you will play a key role in driving growth and establishing strategic partnerships.Nous vous invitons à rejoindre notre équipe dynamique chez examplecorpsandbox, où l'innovation rencontre l'opportunité. En tant que responsable du développement commercial, vous jouerez un rôle clé dans la stimulation de la croissance et l'établissement de partenariats stratégiques.As a Business Development Manager, your primary responsibilities will include identifying new market opportunities, building and maintaining client relationships, and collaborating with cross-functional teams to develop tailored solutions that meet customer needs. Your expertise will be vital in achieving our ambitious growth targets.Become a part of a forward-thinking organization that values creativity and initiative. We look forward to your contribution!Devenez membre d'une organisation innovante qui valorise la créativité et l'initiative. Nous attendons avec impatience votre contribution!

Join our dynamic team at gridcog as a Business Development Manager where you will play a pivotal role in driving growth and establishing strategic partnerships. As a key member of our organization, you will leverage your expertise to identify new business opportunities, develop and implement innovative strategies, and nurture relationships with clients to expand our reach in the market.

Join Our Internship Program in Berlin!We are excited to announce a full-time, in-person internship opportunity in our Berlin office, lasting between 12 to 24 weeks.Your ResponsibilitiesDrive the advancement of search quality utilizing various models, data, tools, and innovative techniques.Train and fine-tune large-scale deep learning models using PyTorch, employing distributed training methods (e.g., PyTorch Distributed, DeepSpeed, FSDP) and hardware acceleration, with a focus on retrieval and ranking models.Engage in research on representation learning, exploring contrastive learning, multilingual capabilities, evaluation methodologies, and multimodal modeling for enhanced search and retrieval.Design and refine RAG pipelines for effective grounding and answer generation.QualificationsSolid understanding of search and retrieval systems, including quality evaluation metrics and principles.Demonstrated proficiency with PyTorch, particularly in distributed training and performance optimization for large models.A keen interest in representation learning, covering areas such as contrastive learning, dense and sparse vector representations, representation fusion, cross-lingual representation alignment, training data optimization, and robust evaluation methods.A publication record in AI/ML conferences or workshops (e.g., NeurIPS, ICML, ICLR, ACL, EMNLP, SIGIR) is a plus.

Join Our Innovative TeamAt Prior Labs, we are pioneering the development of foundation models that adeptly comprehend tabular data, which serves as the cornerstone of both scientific and business endeavors. While foundation models have revolutionized the fields of text and image processing, structured data has largely been overlooked. We are seizing the opportunity to address this $600 billion market and fundamentally transform how organizations manage scientific, medical, financial, and business data.Our Achievements: We stand at the forefront of structured data machine learning. Our TabPFN v2 model, featured in Nature, has set a new benchmark in tabular machine learning. Since its launch, we have enhanced our model capabilities over 20 times, achieved over 2.5 million downloads, garnered more than 5,500 stars on GitHub, and are witnessing rapid adoption across both research and industry sectors. We are currently developing the next generation of tabular foundation models and actively commercializing them in collaboration with global enterprises in Europe and the U.S.About Our Team: We are a compact, highly selective team of over 20 engineers and researchers, chosen from more than 5,000 applicants. Our team includes talents from industry giants like Google, Apple, Amazon, Microsoft, G-Research, Jane Street, Goldman Sachs, and CERN. We are led by the creators of TabPFN and supported by renowned AI researchers, including Bernhard Schölkopf and Turing Award winner Yann LeCun. Meet our exceptional team here.Looking Ahead: With backing from top-tier investors and leaders from Hugging Face, DeepMind, and Silo AI, we are experiencing rapid growth. This is an exciting opportunity to join us and contribute to shaping the future of structured data AI. Read our manifesto.Your ImpactIn this role, you will do more than simply deploy models; you will play a crucial role in delivering transformative solutions that redefine how organizations leverage data. You will work at the intersection of advanced AI technology and practical applications, collaborating closely with our key strategic partners.