checkout.com - Senior Software Engineer, AI Centre of Excellence

• Hands-on experience with LLMs (e.g., GPT, BERT, Llama, Gemini) and applying them to real-world problems. • Strong backend engineering expertise, including RESTful APIs and micro-services design. • Proficiency in Python/JavaScript and familiarity with AI frameworks (e.g., LangChain, PydanticAI). • Solid understanding of cloud computing (AWS, GCP, or Azure), containerisation (Docker, Kubernetes), and Infrastructure-as-Code (Terraform). • Proven problem-solving skills and ability to thrive in fast-paced environments. • Excellent communication and collaboration skills across diverse teams. • Proficiency in C# or Java. • Frontend development experience with JavaScript/TypeScript and frameworks such as React. • Experience developing Generative AI applications, including model fine-tuning and prototyping. • Awareness of ethical AI practices and emerging standards in AI governance. • Track record of rapid prototyping with measurable ROI. • Familiarity with distributed systems and large-scale data processing. • Contributions to open-source projects or a strong GitHub portfolio. • High technical curiosity and eagerness to learn new platforms. • Experience in the payments industry (a strong plus). • It’s important we set you up for success and make our process as accessible as possible. So let us know in your application, or tell your recruiter directly, if you need anything to make your experience or working environment more comfortable. • Life at Checkout.com http://Checkout.com • We understand that work is just one part of your life. Our hybrid working model offers flexibility, with three days per week in the office to support collaboration and connection. • Curious about what it’s like to be part of our team? Visit our Careers Page https://www.checkout.com/careers to learn more about our culture, open roles, and what drives us. • For a closer look at daily life at Checkout.com http://Checkout.com, follow us on LinkedIn https://www.linkedin.com/company/checkout/life/ and Instagram https://www.instagram.com/checkout_com/