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Hi, I’m Qaisar Khan. I’m a backend-focused engineer with a Master of Science in Information Systems and a passion for building scalable systems, data analysis, and practical AI-powered tooling. I enjoy turning messy data into usable insights and shipping clever tooling that makes developers’ and users’ lives easier. I love exploring AI-enabled search, chatbots, and NLP-driven features. I’ve built Node.js backends, scraping tools, and on-the-go API endpoints, and I’m always eager to learn new tech and bring fresh ideas to the team.…Hi, I’m Qaisar Khan. I’m a backend-focused engineer with a Master of Science in Information Systems and a passion for building scalable systems, data analysis, and practical AI-powered tooling. I enjoy turning messy data into usable insights and shipping clever tooling that makes developers’ and users’ lives easier. I love exploring AI-enabled search, chatbots, and NLP-driven features. I’ve built Node.js backends, scraping tools, and on-the-go API endpoints, and I’m always eager to learn new tech and bring fresh ideas to the team.

Qaisar Khan

Back-End Developer, Web Developer, Data Scientist, +2

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Hi, I’m Qaisar Khan. I’m a backend-focused engineer with a Master of Science in Information Systems and a passion for building scalable systems, data analysis, and practical AI-powered tooling. I enjoy turning messy data into usable insights and shipping clever tooling that makes developers’ and users’ lives easier. I love exploring AI-enabled search, chatbots, and NLP-driven features. I’ve built Node.js backends, scraping tools, and on-the-go API endpoints, and I’m always eager to learn new tech and bring fresh ideas to the team.…Hi, I’m Qaisar Khan. I’m a backend-focused engineer with a Master of Science in Information Systems and a passion for building scalable systems, data analysis, and practical AI-powered tooling. I enjoy turning messy data into usable insights and shipping clever tooling that makes developers’ and users’ lives easier. I love exploring AI-enabled search, chatbots, and NLP-driven features. I’ve built Node.js backends, scraping tools, and on-the-go API endpoints, and I’m always eager to learn new tech and bring fresh ideas to the team.

Available to hire

Hi, I’m Qaisar Khan. I’m a backend-focused engineer with a Master of Science in Information Systems and a passion for building scalable systems, data analysis, and practical AI-powered tooling. I enjoy turning messy data into usable insights and shipping clever tooling that makes developers’ and users’ lives easier.

I love exploring AI-enabled search, chatbots, and NLP-driven features. I’ve built Node.js backends, scraping tools, and on-the-go API endpoints, and I’m always eager to learn new tech and bring fresh ideas to the team.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Backend Engineer (Remote) at Tawk.to

January 1, 2023 - Present

Shared responsibilities: Large Language Models (LLMs) for chatbots; vector-based search to optimize traditional keyword-based search; working on sparse-dense vector embeddings; exploring AI-assisted chatbot enhancements.

Backend Engineer (Remote) at IDS Company

November 1, 2021 - April 1, 2022

Developed Express API endpoints for user authentication; created API endpoints for image compression using WASM; maintained API endpoints as microservices; set up CI using GitHub Actions to deploy APIs as four machine clusters.