Senior Software Engineer

Abdulrahman
M. Mansour

Senior Software Engineer with 7+ years turning complex challenges into scalable, high-impact solutions across government, enterprise, and startup environments. Specialized in .NET and Node.js.

View My Work Contact Me
~ $ ./deploy_systems.sh
> Initializing microservices architecture...
> Scaling Node.js clusters...
> Optimizing database queries... [OK]
> Migrating legacy endpoints... [OK]

Featured Projects

A selection of systems built for scale.

SBM project image
Live

SBM — Asset and Equipment Management

A centralized dashboard for tracking installed equipment, maintenance data, warranty details, and asset locations to support faster operational decisions.

Dashboard Maintenance Reporting
Masperts project image
Live

Masperts — Stronger Digital Presence

A complete digital presence revamp covering brand identity, website development , and targeted marketing campaigns to increase awareness and engagement.

Website Marketing UI/UX
SAEE project image
Live

SAEE — Performance Improvement and Value Building

An integrated corporate website built to present company services, business solutions, and value propositions through a smoother user experience.

Website Business UI/UX
Ghithai project image
Live

Ghithai — Leading Food Factory

A modern website for a food factory, designed to showcase products and services clearly while improving customer communication and digital growth.

Website Food UI/UX
Khadamati project image
Live

Khadamati — Find Your Ideal Property

A web and mobile real-estate solution that makes property search, detail browsing, and user interaction more seamless and accessible.

web app mobile app Realestate
Majalat Al Ofoq project image
Live

Majalat Al Ofoq — Integrated Digital Presence

A content-focused website built to present articles and digital material in a clear, attractive, and easy-to-browse experience.

Website Content UI/UX
Live

Qatif Land Expropriation Platform

Government platform automating 95% of land expropriation processes with role-based access, scalability, and full security compliance.

web app Realestate
Live

iVALUE — Real Estate Valuation

Valuation platform serving major Saudi banks, reducing request latency by 85% via optimized pipelines and AWS cloud-native data infrastructure.

web app Realestate
Live

QAYMAQARK — Real Estate SaaS

Full-featured multi-tenant real-estate SaaS platform, led a 4-member backend team from architecture through delivery.

web app mobile app Realestate
Majalat Al Ofoq project image
Live

Zahab Support Desk

Enterprise ticketing system with workflow automation that cut average customer response time from 24 hours to 5 hours.

web app mobile app
Live

Mallers Marketplace API

Multi-tenant e-commerce REST API serving 10,000+ active users with isolated store environments on shared infrastructure for the Saudi market.

e-commerce web app mobile app

Experience Timeline

Engineering reliable backend infrastructure and microservices.

AWS-Gulf Riyadh, Saudi Arabia

May 2025 – Present

  • Built and optimized microservices powering core enterprise APIs, achieving 2× faster API performance.
  • Designed and deployed AI agents integrated with external tools to automate business processes and enhance operational efficiency.
  • Integrated Odoo ERP with external enterprise systems, enabling seamless data exchange and cross-platform workflow automation.
  • Led end-to-end architecture for the Qatif Land Expropriation government platform, automating 95% of the process with scalability and security compliance.
  • Delivered a custom archiving and asset-tracking system for SBM to manage STC asset records and improve audit traceability.
  • Automated CI/CD pipelines using AWS CodePipeline, cutting release cycles by 70%.
  • Mentored junior developers and enforced secure coding standards and DevOps best practices.

SINDION Riyadh, Saudi Arabia

Jan 2021 – May 2025

  • Engineered iVALUE, a real-estate valuation platform serving major Saudi banks, reducing request latency by 85%.
  • Led a 4-member backend team to design and ship QAYMAQARK, a full-featured multi-tenant real-estate SaaS platform.
  • Modernized systems by migrating legacy PHP services to .NET, improving maintainability and performance.
  • Integrated AWS S3, RDS, Lambda, and PostgreSQL to support scalable, cloud-native data pipelines.
  • Delivered the IIIS ticketing system, cutting average customer response time from 24 hours to 5 hours through workflow automation.

VENGRESO Remote — USA

Mar 2022 – Aug 2022

  • Selected by CEO/CTO to join the core engineering team.
  • Improved FlyMSG reliability for 6,000+ users via caching and background processing.
  • Migrated backend from Laravel to Node.js, saving 20+ developer hours per week.

TOPLINE & SQUADIO Remote — Egypt

Jan 2019 – Sep 2020

  • Designed and maintained Laravel REST APIs for the Mallers app serving 10,000+ users.
  • Built APIs for a multi-tenant e-commerce platform targeting the Saudi market.

Technical Stack

Core competencies and toolchain.

Languages & Frameworks

C# .NET Node.js NestJS Express.js Laravel Python JavaScript TypeScript GO Bash

Cloud & DevOps

AWS EC2 AWS S3 AWS RDS AWS Lambda CodePipeline Docker Kubernetes Linux Nginx IIS

AI Tools

LLM Engineering RAG QLoRA Fine-Tuning AI Agents Prompt Engineering Embeddings Vector Databases

Databases

PostgreSQL MySQL SQL Server MongoDB

Let's Build Something Robust

Currently open for new opportunities to leverage scalable architectures for high-impact projects.

el_rahmanii@outlook.com LinkedIn GitHub