\n Our passion at SumUp is championing small businesses. We believe in creating technology that is flexible, fair, affordable and easy to use. Every day millions of people around the world dream of starting their own businesses. We strive to help them to do this. Our long-term ambition is to close the loop by enabling businesses to turn transactions with customers into long-term relationships.

Within the Global Operations organisation, our mission is to build the best customer experience in the fintech industry by delivering an effortless customer experience to all our merchants. We are seeking a skilled and passionate Machine Learning Engineer to join our talented data team and contribute to the development of AI models and algorithms that will drive our customer support service to new heights.

As a Machine Learning Engineer at SumUp, you will be responsible for building and optimizing state-of-the-art AI models and algorithms. Your expertise in machine learning, deep learning, and data analysis will be crucial in driving the success of our AI-driven initiatives. You will work closely with cross-functional teams, including engineers, analysts and product managers, to translate business requirements into innovative AI solutions. Your contributions will shape the future of our products and help us stay at the forefront of technological advancements in the field of AI.

What you\'ll do:

• Architect, design, develop and deploy our machine learning solutions and systems in production environments, ensuring reliability, high performance and scalability.
• Collaborate and communicate closely with data scientists, product managers, developers and other business stakeholders to bring state-of-the-art AI solutions to Customer Support, enhancing customer experience and improving operational efficiency.
• Develop and maintain ML infrastructure and pipelines to support efficient data processing, model training and serving.
• Optimize and fine-tune machine learning models to improve accuracy, efficiency and scalability.
• Collect, preprocess and clean large text datasets to ensure high-quality input for model training and evaluation.
• Embrace software development principles, best practices and industry standards, including version control, CI/CD processes and unit testing frameworks as your day-to-day work.
• Collaborate with cross-functional teams to ensure seamless integration of machine learning solutions into software applications and platforms.

You\'ll be great for this role if:

• Bachelor\'s degree in Data Science, Computer Science or an engineering-related field.
• +5 years of proven experience working as a Machine Learning Engineer, focusing on building and deploying scalable machine learning solutions and data-driven systems. Experience with LLM is a plus.
• Excellent software development engineering skills to design computationally effective solutions and maintenance in large-scale production environments (data version control, model serving, continuous monitoring & alerting).
• Experience with machine learning workflow orchestration and algorithms optimisation, feature engineering pipelines, data ingestion and transformation. Experience building feature store is a plus.
• Expert in Python and using machine learning frameworks, platforms and tools (TensorFlow, Pytorch, etc.).
• Strong experience with distributed computing frameworks (e.g. Hadoop, Spark) and cloud platforms (AWS) as well as hands-on Kubernetes, Docker and RDBMS.
• Solid knowledge of software development principles, version control systems (git) and agile software development methodologies.
• Excellent analytical and problem-solving skills, with strong attention to detail.
• You have working proficiency and communication skills in verbal and written English.

Why you should join SumUp:

• We\'re a truly global team of 3000+ people from 60+ countries, spread across 4 continents
• We get together regularly for breakfasts, team events, office parties and sports
• You\'ll receive a budget for attending conferences and external training
• We offer a corporate pension scheme, plus other great benefits

Additional Information

• Start date: as soon as possible
• Full-time
• Work office location(s); Berlin or Paris
• Hybrid working: Yes - 2 days in the office

About SumUp:

We believe in the everyday hero. Those who have the courage to follow their passion and who have the strength and determination to realise their dreams. Small business owners are at the heart of all we do, so we\'re creating powerful, easy-to-use financial solutions to help them run their businesses. With a founders mentality and a \'team-first attitude\' our diverse teams across Europe, South America, and the United States work together to ensure that small business owners can be successful doing what they love.

SumUp is an Equal Employment Opportunity employer that proudly pursues and hires a diverse workforce. SumUp does not make hiring or employment decisions on the basis of race, colour, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age or any other basis protected by applicable laws or prohibited by Company policy. SumUp also strives for a healthy and safe workplace and strictly prohibits harassment of any kind.

SumUp will not accept unsolicited resumes from any source other than directly from a candidate.

Job Application Tip

We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job. Please note that this is only a guide. If you don\'t tick every box, it\'s ok too because it means you have room to learn and develop your career at SumUp.\n \n \n \n \n \n

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