Full Stack Engineer (AI/LLM)

Working Hours: Monday – Thursday (8.30am – 6pm), Friday (8.30am – 5.30pm) (Hybrid working arrangement)Working Location: CentralSalary Package: Up to SGD 11,000 + AWSEmployment Type: Contract (1 year renewable with chances of conversion)We are looking for a highly skilled Full Stack Engineer who is passionate about building AI-powered platforms, intelligent internal tools, and modern web applications. You will play a key role in designing and developing scalable AI solutions that enable users to leverage Large Language Models (LLMs), automate workflows, and transform complex data into intuitive, user-friendly experiences.This role combines modern frontend engineering, backend API development, cloud technologies, and Generative AI to build next-generation platforms that deliver real business impact.Key ResponsibilitiesDesign, develop, and maintain scalable full stack applications using React, Next.js, Python, and FastAPI.Build AI-powered platforms and internal tools that leverage Large Language Models (LLMs), retrieval-augmented generation (RAG), and intelligent workflow automation.Develop responsive, high-performance user interfaces with React and Next.js, including Server Components, App Router, and efficient state management for real-time streaming experiences.Design and implement robust backend services, RESTful APIs, middleware, asynchronous processes, background jobs, and integrations with external systems.Architect and optimise relational database schemas using PostgreSQL, ensuring scalability, security, and performance.Integrate cloud services and infrastructure on AWS, including S3, IAM, Lambda, and DynamoDB.Build interactive analytics dashboards and data visualisation components that enable users to derive actionable insights.Collaborate closely with product managers, designers, AI engineers, and stakeholders to translate business requirements into technical solutions.Continuously improve system performance, code quality, security, and application scalability through best engineering practices.RequirementsDegree/Diploma in Information technology or related fieldMinimum 4 years of experience in full stack software engineering with strong expertise across both frontend and backend development.Strong proficiency in React and Next.js, including App Router, Server Components, and modern frontend architecture.Solid experience with Python and FastAPI, including asynchronous programming, middleware, background tasks, and API integrations.Strong knowledge of PostgreSQL, relational database design, and complex schema modelling.Hands-on experience with AWS services such as S3, IAM, Lambda, and DynamoDB.Experience building scalable, production-ready web applications with a focus on performance, maintainability, and user experience.Strong problem-solving skills and the ability to work effectively within cross-functional teams.By submitting your resume, you consent to the collection, use, and disclosure of your personal information per ScienTec’s Privacy Policy (scientecconsulting.com/privacy-policy).This authorizes us to:Contact you about potential opportunities.Delete personal data as it is not required at this application stage.All applications will be processed with strict confidence. Only shortlisted candidates will be contacted.Wong Siew Ting (Maeve) - R25127375ScienTec Consulting Pte Ltd - 11C5781