Job Title

Senior Full-Stack Engineer (TypeScript & LLM Integration)Scroll down to find an indepth overview of this job, and what is expected of candidates Make an application by clicking on the Apply button.I am currently recruiting on behalf of a forward-thinking technology company that is pioneering the integration of AI into B2B software solutions. We are seeking a highly skilled Senior Full-Stack Engineer with a strong foundation in TypeScript and a keen interest in working with Large Language Models (LLMs).This role offers the opportunity to contribute to a unified codebase that supports both a robust SaaS platform and advanced AI capabilities. You will be involved in the full development lifecyclefrom architectural design and database modelling to the integration of LLMshelping to shape intelligent, user-centric features.Key ResponsibilitiesDesign, develop, and maintain web application features using Next.js and TypeScriptContribute to a monorepo encompassing both SaaS and AI/LLM componentsIntegrate and optimize LLMs (e.g., OpenAI, Gemini) through prompt engineering and API orchestrationImplement multi-step AI workflows using frameworks such as LangChainDesign and optimize relational databases, particularly MySQLDevelop type-safe RPC endpoints using tRPC for seamless frontend-backend communicationRapidly adapt to a modern development stack and contribute to high-velocity feature deliveryRequired QualificationsDemonstrated experience working within integrated codebases that include both application logic and AI/LLM componentsProficiency in React.js, Next.js, tRPC, TypeScript, and PrismaStrong understanding of MySQL, including schema design and performance optimizationPractical experience integrating with LLMs, including prompt design and API managementFamiliarity with orchestration tools such as LangChain or similarAbility to learn quickly and deliver high-quality features in a dynamic, fast-paced environmentPreferred QualificationsExperience deploying and fine-tuning custom AI modelsBackground in developing B2B software platforms with multi-user functionalityIf you are a driven engineer looking to work at the intersection of modern web development and AI innovation, I would be delighted to discuss this opportunity with you furtherRemote working/work at home options are available for this role.