Chief of Staff at SumUp | Berlin, Germany

About the Role As the Chief of Staff at SumUp, you will serve as a strategic ally to a C-level executive, facilitating the translation of organizational strategy into actionable plans. This pivotal role involves overseeing, planning, and communicating global initiatives and projects while enhancing the efficiency of various teams and processes. You will enga…

At SumUp, our mission is to create a fair playing field for small businesses. We empower entrepreneurs by providing them with user-friendly and cost-effective tools for managing payments, finances, and customer relationships.As an Engineering Manager, you will spearhead a new team dedicated to constructing the analytical and commercial backbone of SumUp's global sales channels. You will be responsible for merging attribution and commission models into a cohesive, scalable product that serves as a single, reliable source for commercial insights and incentive operations.Your role will encompass overseeing the newly formed Commercial Systems & Intelligence domain within the Acquisition Value stream, collaborating with various Sales Channels, as well as Pricing, Commissions & Incentives.We seek a hands-on, technically adept leader who can drive excellence in delivery, uphold high engineering standards, and enhance SumUp’s capacity to operate swiftly while ensuring quality and reliability in our web and platform ecosystems.This position uniquely intersects data, commercial strategy, and product development. You will work closely with Analytics, Data Platform, and Revenue teams to transition our methodology from isolated models to a robust, service-oriented product that effectively links analytics and operations.

The AML AI Engineering Squad, a dynamic cross-functional team within the Risk & Compliance tribe, is at the forefront of developing state-of-the-art data products and machine learning solutions. Our mission is to enhance Transaction Monitoring and safeguard our merchant base against Money Laundering and Financial Crime. We leverage automation, AI, and engineering excellence to create innovative products that empower Risk and AML teams to operate more intelligently and efficiently.As a Senior Data Engineer, you will play a pivotal role in establishing a robust, high-quality data foundation that enhances efficiency, drives AI-driven automation, and facilitates data-informed decisions for our Risk and AML teams. Your expertise will be crucial in building and maintaining data pipelines within our system, ensuring that analysts, product managers, and AI systems have access to reliable and trusted data.Join us in shaping the future of financial safety and making a significant impact!

(Flexible start date, internship duration: at least 4 months)At SumUp, we are committed to empowering small businesses worldwide by offering simple and affordable financial tools that help them thrive. Today, over 4 million businesses across 36 markets depend on SumUp as their trusted financial partner for managing payments, finances, and customer relationships.We are seeking a Revenue Planning Intern to join our vibrant Revenue Operations (RevOps) team. This is a unique opportunity to delve into the financial engine of a rapidly growing FinTech company, gaining practical experience in financial modeling, forecasting, and performance analysis.This internship is not just a learning experience; it plays a crucial role in enhancing our analytical capabilities during a phase of rapid growth and increasing operational complexity. You will be instrumental in supporting essential weekly and monthly reporting, maintaining key revenue forecasting models, and assisting in building our future talent pipeline.If you are enthusiastic about making a meaningful impact and eager to learn from the ground up, this position is perfect for you!

Team OverviewThe Card Not Present (CNP) Protect team is a dynamic, cross-functional unit within SumUp's Risk & Compliance tribe. We are dedicated to safeguarding millions of merchants by mitigating fraud in our card-not-present offerings. Our team excels in developing robust machine learning systems and data pipelines that facilitate real-time automated decision-making. We are currently enhancing our infrastructure to incorporate foundation model embeddings. This role offers significant ownership and impact, directly influencing the efficacy of our fraud detection mechanisms.Key ResponsibilitiesDesign, implement, and sustain high-quality Python-based data pipelines that support machine learning workflows, featuring real-time and near-real-time data processing.Assume complete responsibility for data quality and reliability, executing validations, automated testing, monitoring, and alerting with established SLAs.Enhance our data foundation by meticulously documenting architecture, data lineage, dataset definitions, and managing dependencies.Lead the governance of our Feature Store, refining usability and standardizing setup to enable data scientists to operate with speed and confidence.Collaborate closely with the Risk Platform, ML Data Platform, data scientists, software engineers, and analysts to ensure safe deployment of changes to production.

Join our dynamic Design System team as an iOS Engineer at SumUp, where your expertise will shape the future of our user interface components and experience patterns. Your role will empower product teams to create cohesive and accessible user experiences, translating SumUp’s design language into a comprehensive, reusable library.As our team expands to support SumUp’s diverse ecosystem of merchant and consumer-facing products, you will have the unique opportunity to optimize and enhance a system that accelerates the development of high-quality features for millions of users around the globe.Your responsibilities will include:Defining the core user and developer experience within SumUp’s iOS ecosystem.Collaborating closely with product and design teams to develop maintainable, usable, and aesthetically pleasing components.Integrating accessibility best practices into every component, ensuring inclusivity through careful attention to content descriptions, touch target sizes, color contrast, and dynamic type.Providing hands-on technical support to product teams to help achieve company objectives, including an upcoming brand refresh.Reviewing code contributions, upholding design-system standards, and mentoring engineers on best practices for reusable UI development.Transitioning legacy UIKit components to SwiftUI while ensuring system stability.Proactively identifying and addressing technical debt to maintain high engineering standards and codebase health.

Are you passionate about creating something remarkable? Do you thrive on the challenge of scaling operations across diverse markets, leading high-performing teams, and influencing the future of venture capital? If you possess a relentless drive, the ability to motivate others, and a strong desire to build and lead, this opportunity is for you. Your Mission We are seeking a remarkable Chief of Staff to spearhead CVX Ventures as we embark on our next phase of growth, expanding into both established and emerging markets. You will play a pivotal role in our goal to establish Europe’s largest and most dynamic angel investor network—a unique platform where capital converges with expertise to foster the creation of outstanding companies. In this hands-on leadership position, you will be instrumental in defining the vision, implementing strategic initiatives, and recruiting and empowering teams across borders. You will set the operational standards and growth pace while being prepared for temporary relocations as we explore new markets. Our Mission At CVX, we connect seasoned professionals and investors with a curated selection of high-potential startups and growth companies. As a member of our network, you will not only invest capital but also leverage your knowledge, experience, and connections to actively generate value and drive growth. As one of Europe’s fastest-growing venture investors, CVX Ventures empowers our partners to invest in carefully selected cases that align with their interests, industries, and expertise. Since our inception in 2020, our community has expanded to over 700 members—including angel investors, board members, and C-level executives—who have collectively invested more than EUR 100 million in over 100 companies. Joining CVX means becoming part of a trusted network where deals are sourced with meticulous care. Currently, CVX consists of 20 ambitious and talented individuals, with plans to expand to over 100 within the next 24 months. As our Chief of Staff, you will: Champion growth and execution across all CVX markets, both existing and new. Build, lead, and inspire high-performing teams in each market. Own the global strategy, from market entry to operational excellence. Drive the continual expansion of our angel investor network across Europe. Represent CVX in public forums—events, conferences, and media—to enhance visibility and trust. Engage in deal flow, investment decisions, and startup ecosystem involvement. Foster a culture of excellence and performance across all markets. Report directly to the Board.

About the Team: Join our dynamic Commercial Analytics Team within Finance at SumUp, where we are on the lookout for a talented Data Analyst to bolster our strategic initiatives. In this pivotal role, you will collaborate closely with the Global and European Finance Planning & Analysis (FP&A) teams, developing data models, crafting insightful reports and dashboards, and performing advanced analyses that drive impactful business decisions. Your contributions will significantly shape our business outcomes while you engage with an experienced data team, furthering the growth of our analytics chapter. Your Responsibilities: Design and manage efficient data models to monitor financial performance and key performance indicators (KPIs) throughout the customer lifecycle—from acquisition to churn—tracking metrics like recurring revenue, payback, lifetime value, and customer acquisition cost (utilizing dbt). Create user-friendly dashboards that empower self-service analytics for the Finance team and SumUp leadership. Collaborate with stakeholders to translate data into actionable insights, merging quantitative analysis with business context to facilitate informed decision-making. Contribute to data-driven objectives aligned with SumUp’s business goals, including merchant segmentation and performance evaluation. Work alongside cross-functional teams to ensure reliable data collection, proper structuring, and ease of access for analytical purposes. What We Are Looking For: At least 2 years of experience in data analytics and data modeling, ideally with practical experience. Proficient in creating advanced reports and dashboards using Google Sheets or similar tools. Experience in developing scalable, user-friendly dashboards adhering to best practices, preferably with Tableau or comparable visualization tools. Ability to translate financial and business requirements into meaningful KPIs, data models, and actionable insights across various functions. Strong problem-solving and critical thinking abilities, with excellent communication skills for effective collaboration with go-to-market and leadership stakeholders. A solid technical foundation paired with business acumen in finance, stakeholder management, and data visualization. Why Join SumUp? Be part of a global team working on large-scale fintech products utilized by millions of businesses worldwide, all from our Berlin office. This includes an office-friendly environment that fosters collaboration and innovation.

Role overview SumUp seeks a Senior Internal Auditor in Berlin to help ensure the integrity of its financial operations. The position centers on maintaining and refining internal audit procedures, with the goal of supporting both efficiency and compliance across the organization. What you will do Carry out internal audits to evaluate financial controls and processes Collaborate with teams from various departments to collect information and review procedures Spot opportunities for improvement and offer practical recommendations Provide insights that shape financial strategies and guide decision-making Location This role is based in Berlin, Germany.

Role overview SumUp is looking for a Senior Product Designer to join the team in Berlin. This role centers on creating design solutions that make user experiences smoother and more intuitive across SumUp’s products. The team welcomes creative perspectives and values strategic thinking, especially from designers who care about putting users first. What you will do Collaborate with cross-functional teams to help shape the product vision Develop wireframes and prototypes to express and test design concepts Organize and run user testing sessions to collect feedback and improve designs Lead design processes to deliver products that are both functional and visually engaging Requirements Background in designing digital products with attention to usability and visual quality Creative and strategic approach to solving product challenges Experience working effectively within collaborative, cross-functional teams This position is based in Berlin, Germany.

Revenue Planning Analyst Location: Berlin | Office-first About Our Team The Revenue Planning team is a pivotal component of SumUp's commercial framework, expertly transforming intricate data regarding products, markets, and merchant segments into actionable financial insights that guide our growth trajectory. As we expand our influence—from automating forecasting processes to enhancing our finance business partnerships—this role becomes crucial. You will engage with models and analyses that directly impact the allocation of marketing investments across millions of merchants in diverse markets, granting you significant commercial responsibility early in your career. Your Responsibilities Enhance and maintain the Customer Acquisition Budget (CAB) consolidation model, creating a unified Payback view by country across European channels. Facilitate the migration of forecasting processes from Google Sheets to scalable platforms like Pigment, boosting accuracy across various products and markets. Serve as the finance business partner for Brand Marketing, overseeing the Acquisition forecasting process and aiding in the Brand performance matrix. Conduct in-depth analyses across countries, channels, and merchant segments to uncover opportunities for optimizing CAB spending and enhancing Payback. Develop financial models to bolster product-level revenue and Payback forecasting. Assist the Operations team with a merchant acquisition forecast segmented by category to streamline onboarding and customer support planning. Ideal Candidate Profile Demonstrated experience in an analytical capacity such as Financial Planning & Analysis (FP&A), business analytics, consulting, or data analytics, with practical exposure to financial modeling or forecasting. Exceptional proficiency in Excel or Google Sheets, capable of independently developing, maintaining, and refining complex models. Familiarity with SQL and the ability to extract and manipulate data from databases effectively. Skilled in transforming business inquiries into structured analytical frameworks and conveying findings clearly to non-technical stakeholders. Proficient in managing multiple priorities within a cross-functional environment, exhibiting a proactive and organized approach to ownership. Why Join SumUp? Seize the opportunity to collaborate with a global team of SumUppers on large-scale fintech products that serve millions of businesses worldwide.

About coretylyntAt coretylynt, we are revolutionizing industrial supply chains with our cutting-edge AI-driven trade platform. Our innovative technology seamlessly connects vetted suppliers across Asia, Europe, and the GCC region with local demand, all through a single integrated platform.Our proprietary AI stack digitizes and automates the entire lifecycle of materials trade, encompassing procurement, pricing, inventory management, logistics, and embedded financing. This transformation replaces thousands of manual, relationship-driven processes with real-time orchestration, enabling buyers to receive instant quotes, ensuring reliable availability, and guaranteeing predictable delivery via a unified operating system.Suppliers benefit from precise forecasting, disciplined demand management, and seamless integration into cross-border fulfillment networks. We collaborate with leading brands to execute both dropship and cross-dock fulfillment strategies for large-scale transactions, transforming global supply chains into predictable, repeatable workflows akin to software processes.Supported by top-tier investors and institutional financing partners, coretylynt has scaled to triple-digit-million GMV, operates in six international markets, and is rapidly moving towards profitability. Our team of over 80 professionals, based in our Berlin headquarters and Asia, is committed to building the world’s first industrial-grade AI operating system for materials, redefining the mechanics of global trade in one of the largest and most essential industries.

At SumUp, our mission is to empower small businesses by providing them with accessible and user-friendly tools for payments, finance, and customer relationships. We are a dynamic team grounded in our core values: Founder’s Mentality, Team First, and We Care. We foster an organization that is people-oriented, disciplined, and consistently innovating from within. Agility is at the heart of what we do, and we strive to create an environment that nurtures it. As part of our Global Operations team, you will play a pivotal role in enhancing the customer experience in fintech. The Senior AI/ML Engineer position is essential for the development and deployment of cutting-edge AI solutions that streamline support processes and significantly enhance the experience for our merchants and support agents. You will be a central figure in building and maintaining the ML infrastructure and tools that support our core products utilizing advanced AI/ML models. This role is vital for sustaining our growth, particularly as we expand complex applications such as our AI Assistant and translation tools.

At SumUp, our mission is to empower small businesses by leveling the playing field. We provide small business owners with intuitive and affordable tools to manage payments, finance, and customer relationships. This pivotal engineering leadership position within our Lifecycle Tribe is dedicated to building and refining a world-class, high-performing website that serves as the gateway for merchants to discover, assess, and engage with SumUp—from their first interaction through activation and beyond. You will lead cross-functional teams focused on customer-facing platforms and digital experiences that are fundamental to how merchants interact with SumUp. Your work will involve tackling modern web architectures, addressing scalability challenges, and employing data-informed decision-making to enhance quality and performance. We are looking for someone with substantial hands-on experience in developing and managing large-scale, consumer-grade websites where performance, accessibility, and rapid iteration are of utmost importance. We seek a hands-on, technically proficient leader who can champion delivery excellence, uphold high engineering standards, and reinforce SumUp's capacity to act swiftly while ensuring quality and reliability across our web and platform ecosystems.

Join Our Dynamic AI Team:At SumUp, a leader in the fintech space, we are dedicated to providing an unparalleled customer experience. Our Global Operations team seeks a talented and enthusiastic Data Scientist to enhance our AI initiatives. You will play a pivotal role in developing models that directly impact customer interactions and the overall efficacy of our AI products.In this position, you will engage in the design, testing, and implementation of advanced machine learning and AI models. Your efforts will bolster our customer support framework by pinpointing areas for improvement and customizing experiences to meet merchant requirements.Your collaboration with diverse teams—including analysts, ML engineers, and product managers—will be essential in translating business objectives into actionable, measurable ML solutions. Your work will shape the future of our customer support, enabling SumUp to remain a customer-centric organization.

andercore is seeking a dynamic and strategic Chief of Staff to support our executive leadership team. This pivotal role requires a proactive and organized individual who excels at managing priorities and driving initiatives across various departments. The Chief of Staff will act as a trusted advisor, ensuring alignment and communication among teams, and will play a crucial role in facilitating company-wide strategies.

As the Chief of Staff to the CEO at moia, you will play a pivotal role in shaping the strategic direction of our company. You will work closely with the CEO to ensure the efficient execution of strategic initiatives and facilitate cross-departmental collaboration. This position requires exceptional organizational skills, strong leadership abilities, and a proactive approach to problem-solving.

At Almedia, we redefine the concept of work. Our mission is to cultivate an environment where driven individuals can accelerate their professional journeys faster than anywhere else. We are on a trajectory to become Germany's second bootstrapped unicorn, already recognized as Europe's #3 fastest-growing company as of 2025 (FT1000).We are pioneering the future of marketing by incentivizing our community of over 70 million users to engage with leading brands' products. Join us on our innovative quest to revolutionize user acquisition for some of the world's largest companies.We seek a Chief of Staff – Performance & Execution to architect and oversee Almedia's performance engine on a company-wide scale. This pivotal role is designed for a structured operator eager to establish systems, frameworks, and a culture that transforms ambition into consistent, measurable results across all departments.

Team overview The Small Markets Customer Support team at SumUp connects directly with merchants who rely on our services every day. Team members handle inquiries and issues through phone, chat, and email, providing support in the language each merchant prefers. The team plays a key part in building trust and keeping our merchant community running smoothly. Role overview This Customer Support Agent position focuses on supporting Finnish-speaking merchants, as well as communicating in English. The opening comes as the previous Finnish-speaking agent has moved into a new role within the team. The new agent will step in to maintain strong support for our Finnish merchant base. Based in Berlin, this role offers a chance to start a career in fintech. From the first day, the agent will take on meaningful responsibilities and have a clear path for professional growth. What you will do Assist merchants by phone, chat, and email in both Finnish and English Deliver prompt, friendly, and effective support Help merchants resolve questions and challenges, ensuring a positive experience with SumUp

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.