Prompt AI Research Engineer

About Jaja

Jaja is a consumer finance business, launching its first product, a digital credit card, in 2018. Since then it has grown rapidly, completed the acquisition of a multi-£000m credit card portfolio and launched a significant partnership with the UK supermarket giant Asda. With backing from several major Private Equity funds, Jaja has an ambitious growth strategy that includes providing consumer finance in partnership with leading consumer brands, with a number of partnerships secured alongside an exciting pipeline of opportunities.   

Jaja is on a mission to redefine the consumer finance experience and liberate customers from needless complexity, wasted time, and frustration. Or as we say it, Make Simple. We will delight our customers – making the customer experience simpler, more enjoyable, more intelligent – treating customers fairly and giving them more control of their money. 

Role details

The successful candidate will play a pivotal role in advancing the capabilities and quality of ‘Airi’, our genAI-powered customer-facing chatbot. This hybrid role combines development, iterative experimentation, and live product monitoring and enhancement. You will collaborate closely with various teams across the organization to define and execute our continual optimization process. If you’re passionate about pushing the boundaries of AI technology and delivering exceptional user experiences, this role is for you.

Responsibilities

• Development and Enhancement:
• Design, develop, and implement new features and functionalities for Airi to improve user engagement and satisfaction.
• Continuously enhance Airi’s conversational abilities by integrating cutting-edge prompting techniques and knowledge base optimisation.
• Keep on top of the latest development with GenAI and LLMs to ensure we remain at the forefront as well as continue to keep the product safe and effective for our customers.
• Iterative Experimentation:
• Plan, execute, and analyse A/B tests and other experimentation methodologies to optimize Airi’s performance and effectiveness.
• Explore novel approaches to improve conversation flow, response accuracy, and user understanding.
• Live Product Monitoring:
• Monitor Airi’s performance in real-time, identifying and resolving issues to ensure seamless user interactions.
• Implement robust monitoring and alerting mechanisms to proactively address any deviations from expected performance metrics.
• Product Quality Assurance:
• Conduct thorough testing and validation of new features and enhancements to maintain Airi’s high quality and reliability standards.
• Collaborate with QA teams to develop comprehensive test plans and ensure comprehensive test coverage.
• Cross-Functional Collaboration:
• Work closely with product management, engineering, and customer support teams to gather requirements and prioritize feature development.
• Collaborate with data scientists and researchers to leverage data-driven insights for continuous improvement.
• Continual Optimization Process:
• Define and establish a systematic process for continual optimization of Airi’s performance and capabilities.
• Lead the execution of optimization initiatives, driving measurable improvements in key performance metrics.

You could be a good fit if you:

• Have a Bachelor’s degree in Computer Science, Engineering, Mathematics, Statistics or a related field
• Proficiency in programming languages such as Python and familiarity with AI frameworks, LLMs and libraries (e.g., Claude, Hugging Face, Langchain, TensorFlow, PyTorch).
• Linguistics proficiency - Have a solid understanding of language constructs, syntax, and the ability to clearly and concisely create adaptive queries and instructions that will elicit informative and contextually relevant responses.
• May have some experience in software development with a focus on AI and prompt engineering on LLMs- even if it’s just playing around with your own project.
• Understanding of machine learning algorithms and techniques, particularly in the context of LLMs/conversational AI.
• Experience with A/B testing and other experimentation methodologies
• Excellent problem-solving skills and attention to detail, with a passion for delivering high-quality products.
• Strong communication and collaboration skills, with the ability to work effectively in cross-functional teams.

Join Our Team: If you’re excited about the opportunity to shape the future of AI-powered customer interactions and drive meaningful impact, we’d love to hear from you. Apply now to join our dynamic team and help take Airi to the next level!

What’s in it for you?

The chance to make a real impact in a growing start-up on a mission to change the face of

the consumer finance industry forever

• Competitive salary

• autonomy to propose and deliver on new ideas

• Excellent on site facilities including free tea and coffee

• On site amenities offering networking sessions along with various Wellbeing related

classes

• Company wide socials

• Pension

Fair Processing Notification

The personal information we have collected from you will be shared with Cifas who will use it to prevent fraud, other unlawful or dishonest conduct, malpractice, and other seriously improper conduct. If any of these are detected you could be refused certain services or employment. Your personal information will also be used to verify your identity. Further details of how your information will be used by us and Cifas, and your data protection rights, can be found by [https://www.cifas.org.uk/fpn].