NB Shashank profile photo 1 on Tal

NB Shashank

Software Engineer @ L&T Technology Services | Python Backend | FastAPI | REST APIs | Generative AI | LLMs | RAG | LangChain | PostgreSQL

Greater Bengaluru Area

1+ year of work experience

L&T Technology Services
Sep 20251 yr 2 mosPresent

Bengaluru

• Developed scalable full-stack applications using React.js, Node.js, Express.js, TypeScript, Python, REST APIs, and SQL. • Engineered reusable React.js components using Hooks and Context API, improving development efficiency and frontend maintainability across enterprise applications. • Designed and implemented REST APIs using Node.js, Express.js, and TypeScript, integrating frontend services with enterprise backend systems. • Developed Generative AI workflows using Python, Flask, LangChain, LLMs, RAG, vector embeddings, and prompt engineering for document processing, semantic retrieval, and context-aware response generation. • Implemented end-to-end LLM pipelines covering document ingestion, semantic search, contextual retrieval, prompt construction, and AI-generated responses. • Worked with PostgreSQL, Git, Azure DevOps, SonarQube, CI/CD, and Agile development practices.
L&T Technology Services
Feb 20255 mosJun 2025

Bengaluru

• Developed React.js features and integrated REST APIs for client applications. • Optimized PostgreSQL queries and database operations to improve data retrieval performance and application responsiveness. • Collaborated in an Agile development environment to debug issues, implement enhancements, test features, and maintain code quality using Git. • Contributed across multiple client projects through feature development, bug fixes, testing, and reliable software delivery.
GitHub
@shashank27122002
LeetCode
@shashank_nb

NB’s AI Stack

claude code
claude code
github copilot
github copilot
hugging face
hugging face
langchain
langchain
langgraph
langgraph
openai
openai

Education

Bachelor of Engineering - BE, Computer Science

Ubdt college of engineering

20214 yrs2025

Intermediate Education

SHREE SIDDAGANGA PU COLLEGE

20192 yrs2021

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Headline

Software Engineer @ L&T Technology Services | Python Backend | FastAPI | REST APIs | Generative AI | LLMs | RAG | LangChain | PostgreSQL

About

Software Engineer with 1+ years of experience in Python Development, Backend Development, Full Stack Development, REST API Development, and Generative AI. Skilled in Python, FastAPI, Flask, React.js, JavaScript, TypeScript, Node.js, SQL, PostgreSQL, Git, Azure DevOps, CI/CD, and Agile. Hands-on experience with Generative AI (GenAI), LLMs, RAG, LangChain, vector embeddings, semantic search, prompt engineering, LLM API integration, and conversational AI. Experienced in developing scalable backend services, RESTful APIs, database-driven applications, reusable React.js components, and frontend-backend integration. Built an AI-Powered Data Analyst using Python, FastAPI, React.js, PostgreSQL, LLMs, RAG, and LangChain for natural-language data analysis and grounded AI responses. Seeking opportunities as a Python Developer, Python Full Stack Developer, Python Backend Developer, or GenAI Developer.

Location

Greater Bengaluru Area

AI stack

claude code

github copilot

hugging face

langchain

langgraph

openai

Work experience

Associate Software Engineer at L&T Technology Services, Sep 2025 - Present · 1 yr 2 mos, Bengaluru, • Developed scalable full-stack applications using React.js, Node.js, Express.js, TypeScript, Python, REST APIs, and SQL. • Engineered reusable React.js components using Hooks and Context API, improving development efficiency and frontend maintainability across enterprise applications. • Designed and implemented REST APIs using Node.js, Express.js, and TypeScript, integrating frontend services with enterprise backend systems. • Developed Generative AI workflows using Python, Flask, LangChain, LLMs, RAG, vector embeddings, and prompt engineering for document processing, semantic retrieval, and context-aware response generation. • Implemented end-to-end LLM pipelines covering document ingestion, semantic search, contextual retrieval, prompt construction, and AI-generated responses. • Worked with PostgreSQL, Git, Azure DevOps, SonarQube, CI/CD, and Agile development practices.

Software Engineer Apprentice at L&T Technology Services, Feb 2025 - Jun 2025 · 5 mos, Bengaluru, • Developed React.js features and integrated REST APIs for client applications. • Optimized PostgreSQL queries and database operations to improve data retrieval performance and application responsiveness. • Collaborated in an Agile development environment to debug issues, implement enhancements, test features, and maintain code quality using Git. • Contributed across multiple client projects through feature development, bug fixes, testing, and reliable software delivery.

Education

Bachelor of Engineering - BE, Computer Science, Ubdt college of engineering

Intermediate Education, SHREE SIDDAGANGA PU COLLEGE

Public links

github: https://github.com/shashank27122002

leetcode: https://leetcode.com/shashank_nb