Available for Freelance & Full-time Roles

Crafting High-Impact Web Applications & Digital Products

Hi, I’m Nasir a Full Stack & AI Engineer, building scalable web applications and intelligent digital experiences that drive real business impact

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Trusted by clients across USA, UAE & Pakistan

developer.ts

const developer = {

name: "Nasir",

role: "Full Stack Developer",

stack: ["Next.js", "React", "Node.js"],

ai: ["OpenAI", "LangChain", "RAG"],

passion: "Building impactful products",

available: true,

};

GitHub

@mnasirk97

/in/mnasirk97

Years Experience

15+

Projects Completed

98%

Client Satisfaction

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About Me

Results-driven Full Stack & AI Developer with 2+ years of experience building scalable web, mobile, and AI-powered applications. Proficient in the MERN stack, React Native (Expo), and LLM integration including RAG pipelines, AI Agents, and real-world deployments using OpenAI, Claude (Anthropic), and Llama. Currently building production HCM and CRM systems at a US-based company. Certified in Generative AI Application Development and Agentic AI Engineering.

📍 Karachi, Pakistan📧 dev.mnasirk@gmail.com🌐 devsir.me

Technical Skills

React.js / Next.js90%

Node.js / Express.js85%

TypeScript / JavaScript85%

MongoDB / MySQL / Prisma80%

React Native / Expo75%

Python / Flask75%

AI / LLM Integration80%

RAG / LangChain / Agents75%

Technologies I Work With

React.jsNext.jsJavaScript (ES6+)TypeScriptHTML5CSS3TailwindCSSBootstrapExpoReact NativeCross-platform iOS & AndroidNode.jsExpress.jsPythonOpenAI APIClaude API (Anthropic)LangChainGitDocker

Experience

Full Stack & Mobile App Developer

GT Solutions USA | Oct 2025 – Present | Remote

•Built dynamic, responsive UIs using React.js and Next.js, improving user engagement across HCM Cloud and CRM web applications
•Integrated frontend components with backend REST APIs for seamless real-time data flow and state management
•Resolved critical bugs, reducing application load time
•Developing cross-platform mobile app using Expo (React Native) for iOS and Android

MERN Stack Backend Developer

Pakistan Automation | July 2024 – Oct 2025 | Karachi, Pakistan

•Developed and optimized RESTful APIs using Node.js and Express.js, improving data retrieval speed
•Implemented JWT-based authentication and error handling, reducing security vulnerabilities
•Optimized MySQL database schemas, ensuring data integrity across multiple applications
•Collaborated with frontend teams, cutting API integration time by 2 weeks per project cycle

View full experience timeline →

Projects

Built an intelligent sales agent for a client that monitors incoming messages across Telegram, Discord, Meta (WhatsApp/Messenger), and email in real time. Agent uses Claude Sonnet to understand context and automatically sends structured, professional email responses to leads. Reduced manual follow-up time significantly by automating the entire inbound-to-response pipeline.

Atlas AI Sales Agent

PythonClaude API (Anthropic)TelegramDiscordMetaEmail

Source Code Live Preview

Built a full-stack e-commerce platform with user authentication, product management, and Stripe payment integration. Designed RESTful APIs with Express.js and MongoDB for scalable, high-performance data handling.

Nexir E-Commerce Platform

React.jsExpress.jsMongoDBStripe

Source Code Live Preview

Built an ATS resume analyzer where users upload their CV and receive ATS score, improvement suggestions, weakness analysis, and actionable recommendations. Deployed live on Hugging Face Spaces with an interactive Streamlit interface.

Resume Boost AI

PythonStreamlitOpenAI APIRAG

Source Code Live Preview

Developed an IELTS writing assistant using LLaMA3 with a RAG pipeline over official IELTS band descriptors. Provides real-time examiner-style feedback on Task 1 & 2 essays with band score estimation. Deployed live on Hugging Face Spaces.