Node.js Developer(Backend APIs,AI/LLM) For US based Product Co in Pune

Key Responsibilities

: • Design, develop, and maintain backend services and APIs using Node.js. • • Build scalable and secure REST and GraphQL APIs. • • Develop reusable, maintainable, and testable code. • • Design and optimize PostgreSQL database schemas and queries. • • Collaborate with frontend developers to integrate APIs and services. • • Participate in system design, code reviews, and technical discussions. • • Troubleshoot and resolve application issues in a timely manner. • • Implement security, authentication, and data protection mechanisms. • • Work on AI/ML use cases such as data extraction, document processing, recommendations, and predictive insights. • • Build and maintain data pipelines for processing structured and unstructured data. • • Integrate AI services, LLMs, and machine learning models into business workflows. • • Contribute to cloud-based deployments and DevOps activities. • • Optionally contribute to frontend development using React.js. Qualification:- • Bachelors/Master’s degree in Computer Science, Information Technology, Computer Engineering, or a related field. • 1-2 years of experience in backend/software development, with strong hands-on experience in Node.js. • Strong understanding of JavaScript/TypeScript, Node.js fundamentals, asynchronous programming, and backend architecture. • Hands-on experience developing RESTful APIs and GraphQL APIs. • Strong knowledge of PostgreSQL, including database design, schema development, complex queries, indexing, and query optimization. • Experience with authentication, authorization, API security, data protection, and secure coding practices. • Good understanding of OOP, data structures, algorithms, design patterns, and software engineering principles. • Experience writing clean, reusable, maintainable, and testable code, with exposure to unit/integration testing. • Experience integrating backend APIs with frontend applications, preferably React.js. • Strong interest or hands-on exposure to AI/ML, Generative AI, LLMs, data engineering, or data processing.