• Develop high-quality front-end interfaces using ReactJS / NextJS (SSR, SSG, hooks) • Build and maintain backend services using Node.js / Express , NextJS API routes , or serverless frameworks • Integrate AI features using: OpenAI APIs (ChatGPT, embeddings, assistants) • AWS AI/ML tools (Comprehend, Rekognition, Bedrock, Lex) • Third-party AI services (Replicate, Hugging Face, LangChain, Pinecone) • Deploy, manage, and optimize applications on AWS (Amplify, Lambda, API Gateway, S3, CloudFront, etc.) • Work closely with product, design, and QA teams to deliver scalable solutions • Ensure best practices in performance, security, and code quality