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Shibang Das

Backend @Joveo | Expert @Codeforces | Knight @Leetcode | Java | SpringBoot | Kafka | AWS | GCP Certified | Databricks Certified | IIT (BHU) Varanasi

Greater Delhi Area

1+ year of work experience

Joveo
Dec 202511 mosPresent

Tredence Inc.
Sep 20253 mosNov 2025

On-site

Developed a FastAPI-based semantic extraction pipeline using OntoCast, LangGraph, and OpenAI API to convert unstructured text into RDF triples and domain ontologies, reducing manual modeling effort by ~60%. Configured Apache Jena Fuseki to store and query knowledge graphs via SPARQL for real-time insights.
Tredence Inc.
Jul 20253 mosSep 2025

Bengaluru, Karnataka, India

Worked on Azure Databricks and learned about ETL pipelines, Medallion Architecture and database scaling.
Datacurve
May 20253 mosJul 2025

San Francisco, California, United States

Authored 120+ original DSA problems and solved 50+ unseen model-generated problems, enabling deeper error analysis and edge-case exposure during LLM training and evaluation. Contributed to iterative dataset refinement by solving and validating diverse problem types, which helped improve LLM solution accuracy on complex DSA tasks (e.g., recursion, DP, trees) from ~60% to 75% on internal benchmarks.
NeuroNexus Innovations
May 20243 mosJul 2024

Hyderabad, Telangana, India

Improved the authentication process for newly signed-inusers in the company’s web application using React OAuth with Google integration to ensure secure login experience. Developed backend logic for a real-time chat widget using Socket.io and JavaScript, enabling users to connect with support in under 1 second, increasing customer support engagement and reducing response time by ~40%. Wrote E2E integration tests using Playwright to validate different scenarios in the Neuronexus web app.
GitHub
@shibang-das
LeetCode
@ShibangDS

Shibang’s AI Stack

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Education

Indian Institute of Technology (Banaras Hindu University), Varanasi

BTech + MTech, Mechanical Engineering

Indian Institute of Technology (Banaras Hindu University), Varanasi

20205 yrs2025

12th, PCM + CS

Maitri Vidya Niketan

20182 yrs2020

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Headline

Backend @Joveo | Expert @Codeforces | Knight @Leetcode | Java | SpringBoot | Kafka | AWS | GCP Certified | Databricks Certified | IIT (BHU) Varanasi

About

A graduate from the Indian Institute of Technology (BHU), Varanasi, currently contributing as a Backend Developer at Joveo. Core proficiencies include Springboot, LLD, and DSA. Previous professional experience includes working at Tredence Inc., where contributions involved building semantic extraction pipelines and configuring knowledge graph storage. Additionally, experience at Datacurve emphasized dataset refinement and validation to enhance LLM accuracy. Motivated to leverage technical expertise to contribute to innovative and impactful solutions.

Location

Greater Delhi Area

AI stack

anthropic apis

antigravity

claude code

claude

codex

cursor

Work experience

SDE Backend at Joveo, Dec 2025 - Present · 11 mos

Software Engineer at Tredence Inc., Sep 2025 - Nov 2025 · 3 mos, On-site, Developed a FastAPI-based semantic extraction pipeline using OntoCast, LangGraph, and OpenAI API to convert unstructured text into RDF triples and domain ontologies, reducing manual modeling effort by ~60%. Configured Apache Jena Fuseki to store and query knowledge graphs via SPARQL for real-time insights.

SDE (Data) at Tredence Inc., Jul 2025 - Sep 2025 · 3 mos, Bengaluru, Karnataka, India, Worked on Azure Databricks and learned about ETL pipelines, Medallion Architecture and database scaling.

Problem Setter & Tester at Datacurve, May 2025 - Jul 2025 · 3 mos, San Francisco, California, United States, Authored 120+ original DSA problems and solved 50+ unseen model-generated problems, enabling deeper error analysis and edge-case exposure during LLM training and evaluation. Contributed to iterative dataset refinement by solving and validating diverse problem types, which helped improve LLM solution accuracy on complex DSA tasks (e.g., recursion, DP, trees) from ~60% to 75% on internal benchmarks.

Software Engineer Intern at NeuroNexus Innovations, May 2024 - Jul 2024 · 3 mos, Hyderabad, Telangana, India, Improved the authentication process for newly signed-inusers in the company’s web application using React OAuth with Google integration to ensure secure login experience. Developed backend logic for a real-time chat widget using Socket.io and JavaScript, enabling users to connect with support in under 1 second, increasing customer support engagement and reducing response time by ~40%. Wrote E2E integration tests using Playwright to validate different scenarios in the Neuronexus web app.

Education

BTech + MTech, Mechanical Engineering, Indian Institute of Technology (Banaras Hindu University), Varanasi

12th, PCM + CS, Maitri Vidya Niketan

Public links

github: https://github.com/shibang-das

leetcode: https://leetcode.com/ShibangDS