Hi, I'm Wesam Abousaid
Software Engineer at Amazon
7+ years of expertise delivering scalable solutions across diverse business domains. Combining technical excellence with human-centered design principles to create impactful software using modern development practices.
About Me
I'm a passionate Software Engineer with over 7 years of experience in building scalable, distributed systems. Currently working at Amazon in Madrid, where I optimize the shopping cart experience for business customers globally.
My expertise spans across various technologies and architectural patterns, from microservices to event-driven architectures. I believe in writing clean, maintainable code that follows SOLID principles and best practices.
Interests
Experience
Software Development Engineer II
Amazon
04/2023 - Present • Madrid, Spain
- ▸Optimized the Amazon cart by implementing new features tailored to business customer needs
- ▸Developed Amazon cart dashboards to segment business and retail traffic
- ▸Collaborated with BI engineers for A/B testing experiments and analytics
- ▸Designed event-driven architecture using AWS CDK, Lambda, SQS, and S3
Senior Software Engineer | Backend
MO4 Network
10/2020 - 04/2023 • Cairo, Egypt
- ▸Architected e-commerce system transitioning from monolithic to SOA
- ▸Integrated with stock suppliers and delivery companies using Node.js and Azure
- ▸Led code refactoring initiative reducing regression bugs
- ▸Supported recruitment process for senior backend positions
Software Engineer | Blockchain Developer
Rytalo (currently Genwin)
05/2019 - 09/2020 • Toronto, Canada (Remote)
- ▸Developed robust deployment pipeline using CircleCI
- ▸Gained expertise in Blockchain, Ethereum, Solidity, and Kubernetes
- ▸Designed smart contracts and microservices for cloud-based donation platform
Full-Stack Software Engineer
Nozol
07/2017 - 01/2019 • Cairo, Egypt
- ▸Developed SaaS Nozol CRM using Node.js, React.js, and MongoDB
- ▸Designed scalable services with multi-tenant architecture
- ▸Followed comprehensive agile workflow and best practices
Technical Skills
Languages
Backend
Databases
DevOps & Cloud
Architecture & Patterns
Principles & Practices
Key Projects & Achievements
Amazon Business Cart Optimization
Amazon
Optimized cart functionality for business customers globally, improving user experience and conversion rates.
Technologies:
Key Achievements:
- ✓Enhanced cart experience for millions of business users
- ✓Implemented A/B testing for data-driven improvements
- ✓Reduced cart abandonment rate by 15%
E-commerce Platform Architecture
MO4 Network
Led the transition from monolithic to service-oriented architecture for a growing e-commerce platform.
Technologies:
Key Achievements:
- ✓Improved system scalability by 300%
- ✓Reduced deployment time by 60%
- ✓Integrated with 10+ external APIs
Blockchain Donation Platform
Rytalo
Developed smart contracts and microservices for a transparent, blockchain-based donation system.
Technologies:
Key Achievements:
- ✓Deployed 5 smart contracts to mainnet
- ✓Processed over $1M in donations
- ✓Achieved 99.9% uptime
SaaS CRM Platform
Nozol
Built a multi-tenant CRM system for real estate businesses with advanced analytics.
Technologies:
Key Achievements:
- ✓Served 100+ business clients
- ✓Managed 50K+ property listings
- ✓Improved client efficiency by 40%
Get In Touch
I'm always interested in hearing about new opportunities and exciting projects. Feel free to reach out if you'd like to connect!