Personal profile

Sanaullah Shaheer

Software Engineer

Software Engineer and AI & Data Science Developer with hands-on experience building full-stack web applications, Android apps, APIs, and machine learning systems through independent projects. Skilled in Python, JavaScript, React, Node.js, Flutter, SQL, neural networks, data analysis, and software architecture. Experienced in taking projects from concept through development, testing, security review, deployment, and maintenance.

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Career

Experience

Independent Software Engineer · Self-Employed
Kabul, Afghanistan
Apr 2020 – Present
- Designed and developed full-stack web applications independently, handling frontend, backend, databases, APIs, authentication, and deployment.
- Built Android applications from concept to production, including UI development, storage access, media processing, testing, and release preparation.
- Developed and deployed production-ready services with custom APIs, automated email systems, database integrations, and third-party services.
- Performed debugging, security testing, performance optimization, and system maintenance across software projects.
- Worked with React, JavaScript, Python, PHP, Node.js, Flutter, Java, MySQL, Git, and modern development tools.
- Built and maintained open-source software projects with documentation, version control, and public repositories.
- Managed complete software development cycles independently, from system architecture and implementation to testing and deployment.
Independent AI & Data Science Engineer · Self-Employed
Kabul, Afghanistan
Feb 2025 – Present
- Developed machine learning systems for classification, regression, prediction, and data analysis.
- Trained and evaluated neural networks using real-world datasets and custom feature engineering pipelines.
- Built an ESP32 WiFi CSI human-sensing system using wireless signal data and machine learning to detect human presence and estimate position.
- Compared KNN, Random Forest, and Neural Network models using validation and test metrics to select suitable models.
- Worked with Python, NumPy, Pandas, Scikit-learn, neural networks, data preprocessing, feature engineering, model evaluation, and embedded data collection.
- Designed experimental AI systems from data collection and preprocessing through model training, evaluation, and real-time inference.

Learning

Education

Fazil Beg High School

High School Diploma, General Education

Apr 2014 – Dec 2025

Completed high school education in 2025, with a strong focus on mathematics, science, computer technology, and independent software development. Developed practical programming and engineering skills through self-directed projects alongside formal education.

Toolkit

Skills

Programming: Python, JavaScript, TypeScript, Java, C++, C#, PHP, SQL
Web Development: React, Next.js, Node.js, HTML5, CSS3, Tailwind CSS, REST APIs
Mobile Development: Flutter, React Native, Android Development
AI & Data Science: Machine Learning, Neural Networks, NumPy, Pandas, Scikit-learn
Databases & Tools: MySQL, PostgreSQL, Firebase, Supabase, Git, GitHub, Docker

Selected work

Projects

MediaRescue

sanaullahshaheer.is-a.dev

Android Application | Flutter, Dart, Android, Storage APIs Built an open-source Android application for scanning, organizing, previewing, and recovering media and files. Implemented storage scanning, folder-based gallery views, search, file browsing, media previews, and large-file detection. Prepared the application for public distribution through Google Play and F-Droid.

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ESP32 WiFi Human Sensing

sanaullahshaheer.is-a.dev

AI / Machine Learning | Python, ESP32, CSI, Scikit-learn Built a WiFi sensing system using two ESP32 boards and Channel State Information. Developed machine learning pipelines for human presence classification and position estimation. Compared KNN, Random Forest, and Neural Network models and selected neural networks based on validation performance. Achieved 85.3% test accuracy for human presence classification.

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GetPaidEase

getpaidease.com

Full-Stack Web Application | React, APIs, Database, Email Automation Built an automated invoice reminder platform for freelancers. Developed the frontend, backend, APIs, database integration, email automation, and deployment independently. Implemented automated payment reminders with escalating communication workflows.

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ShareekBazar

sanaullahshaheer.is-a.dev

Full-Stack Marketplace | Web Development, Database, APIs Developed a marketplace platform with frontend, backend, database, and API integration. Implemented core marketplace functionality, user interactions, and data management. Designed and developed the application independently from concept to deployment.

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Certifications

EnglishMELI · Nov 2023

Languages

PashtoNative or bilingual proficiency
DariFull professional proficiency
EnglishProfessional working proficiency
ArabicLimited working proficiency

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Contact

Want to work with Sanaullah Shaheer? Reach out directly or download the CV.

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Work Experience

Self-Employed / Kabul, Afghanistan

Apr 2020 – Present

Independent Software Engineer

Designed and developed full-stack web applications independently, handling frontend, backend, databases, APIs, authentication, and deployment.
Built Android applications from concept to production, including UI development, storage access, media processing, testing, and release preparation.
Developed and deployed production-ready services with custom APIs, automated email systems, database integrations, and third-party services.
Performed debugging, security testing, performance optimization, and system maintenance across software projects.
Worked with React, JavaScript, Python, PHP, Node.js, Flutter, Java, MySQL, Git, and modern development tools.
Built and maintained open-source software projects with documentation, version control, and public repositories.
Managed complete software development cycles independently, from system architecture and implementation to testing and deployment.

Self-Employed / Kabul, Afghanistan

Feb 2025 – Present

Independent AI & Data Science Engineer

Developed machine learning systems for classification, regression, prediction, and data analysis.
Trained and evaluated neural networks using real-world datasets and custom feature engineering pipelines.
Built an ESP32 WiFi CSI human-sensing system using wireless signal data and machine learning to detect human presence and estimate position.
Compared KNN, Random Forest, and Neural Network models using validation and test metrics to select suitable models.
Worked with Python, NumPy, Pandas, Scikit-learn, neural networks, data preprocessing, feature engineering, model evaluation, and embedded data collection.
Designed experimental AI systems from data collection and preprocessing through model training, evaluation, and real-time inference.

Education

Fazil Beg High School

Apr 2014 – Dec 2025

High School Diploma — General Education

Completed high school education in 2025, with a strong focus on mathematics, science, computer technology, and independent software development. Developed practical programming and engineering skills through self-directed projects alongside formal education.

Skills

Programming: Python, JavaScript, TypeScript, Java, C++, C#, PHP, SQL

Web Development: React, Next.js, Node.js, HTML5, CSS3, Tailwind CSS, REST APIs

Mobile Development: Flutter, React Native, Android Development

AI & Data Science: Machine Learning, Neural Networks, NumPy, Pandas, Scikit-learn

Databases & Tools: MySQL, PostgreSQL, Firebase, Supabase, Git, GitHub, Docker

Work Experience

Self-Employed / Kabul, Afghanistan

Apr 2020 – Present

Independent Software Engineer

Designed and developed full-stack web applications independently, handling frontend, backend, databases, APIs, authentication, and deployment.
Built Android applications from concept to production, including UI development, storage access, media processing, testing, and release preparation.
Developed and deployed production-ready services with custom APIs, automated email systems, database integrations, and third-party services.
Performed debugging, security testing, performance optimization, and system maintenance across software projects.
Worked with React, JavaScript, Python, PHP, Node.js, Flutter, Java, MySQL, Git, and modern development tools.
Built and maintained open-source software projects with documentation, version control, and public repositories.
Managed complete software development cycles independently, from system architecture and implementation to testing and deployment.

Self-Employed / Kabul, Afghanistan

Feb 2025 – Present

Independent AI & Data Science Engineer

Developed machine learning systems for classification, regression, prediction, and data analysis.
Trained and evaluated neural networks using real-world datasets and custom feature engineering pipelines.
Built an ESP32 WiFi CSI human-sensing system using wireless signal data and machine learning to detect human presence and estimate position.
Compared KNN, Random Forest, and Neural Network models using validation and test metrics to select suitable models.
Worked with Python, NumPy, Pandas, Scikit-learn, neural networks, data preprocessing, feature engineering, model evaluation, and embedded data collection.
Designed experimental AI systems from data collection and preprocessing through model training, evaluation, and real-time inference.

Education

Fazil Beg High School

Apr 2014 – Dec 2025

High School Diploma — General Education

Completed high school education in 2025, with a strong focus on mathematics, science, computer technology, and independent software development. Developed practical programming and engineering skills through self-directed projects alongside formal education.

Skills

Programming: Python, JavaScript, TypeScript, Java, C++, C#, PHP, SQL

Web Development: React, Next.js, Node.js, HTML5, CSS3, Tailwind CSS, REST APIs

Mobile Development: Flutter, React Native, Android Development

AI & Data Science: Machine Learning, Neural Networks, NumPy, Pandas, Scikit-learn

Databases & Tools: MySQL, PostgreSQL, Firebase, Supabase, Git, GitHub, Docker

Sanaullah Shaheer

Experience

Independent Software Engineer · Self-Employed

Independent AI & Data Science Engineer · Self-Employed

Education

Fazil Beg High School

Skills

Projects

MediaRescue

ESP32 WiFi Human Sensing

GetPaidEase

ShareekBazar

Certifications

Languages

Contact