**Work Schedule** Other **Environmental Conditions** Office **Job Description** **Summarized Purpose:** We are looking for a Mid-Level Full Stack AI Engineer to build production-ready AI web applications using React/Next.js, TypeScript, Python, FastAPI, LLM APIs, RAG pipelines, vector databases, enterprise integrations, and AWS cloud deployment. **Education/Experience:** + Bachelor's degree or equivalent in Computer Science, Information Technology, or related field + 3-6 years of experience in full stack application development with exposure to AI/LLM-enabled application features **Major Job Responsibilities:** + Develop responsive frontend application components using React/Next.js and TypeScript + Build backend APIs and microservices using Python, FastAPI, and REST-based service patterns + Integrate LLM APIs such as OpenAI or similar providers into business workflows and user experiences + Implement RAG workflows, embeddings, vector database search, and tool/function calling under architectural guidance + Collaborate with product, design, QA, DevOps, and senior engineers using GitHub workflows, JIRA, and Agile delivery practices **Knowledge, Skills, and Abilities:** + Robust hands-on experience with React/Next.js, TypeScript, HTML, CSS, and component-based frontend development + Experience with Python, FastAPI, REST APIs, microservices, SQL databases,



and AWS cloud services + Working knowledge of LLM APIs, prompt integration, RAG pipelines, embeddings, vector databases, and tool/function calling + Familiarity with enterprise integration patterns, authentication, authorization, API security, CI/CD, GitHub, and JIRA + Strong problem-solving, collaboration, debugging, and communication skills **Must Have Skills:** + React/Next.js and TypeScript frontend development + Python, FastAPI, REST API, and microservices development + LLM API integration, RAG, vector databases, embeddings, and tool/function calling experience + AWS cloud deployment, enterprise integrations, GitHub, JIRA, and Agile delivery experience **Good to Have Skills:** + Experience using component libraries and adopting enterprise design systems + Exposure to event-driven architecture, message queues, serverless services, or containerized deployments + Knowledge of AI application security, data privacy, observability, performance tuning, and cost-conscious implementation **Working Hours:** + India: 05:30 PM to 02:30 AM IST + Philippines: 08:00 PM to 05:00 AM PHT Thermo Fisher Scientific is an EEO/Affirmative Action Employer and does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability or any other legally protected status.

📌 Full Stack Engineer (Bengaluru)
🏢 ThermoFisher Scientific
📍 Bengaluru