Jul 2024 – Apr 2025 machinegenius
Geek labs holding
Your Professional Title
Andrew haliem software enginner
Write a short introduction about yourself — who you are, what you do, and what makes your work stand out.
Experience
Jun 2025 — Present
Position
Company
Cairo Queen Soft Senior software engineer Grace App — A multi-tenant SaaS healthcare management platform built with NestJS, PostgreSQL, and Prisma using Row-Level Security (RLS) for tenant isolation.Designed to support clinics, therapists, and clients with appointment scheduling, billing automation, pricing policies, and secure document management.Implemented HIPAA and PHIPA compliance measures with comprehensive audit logging, dynamic tenant isolation, and high-performance, scalable architecture.
Jul 2024 — Apr 2025
Position
Company
Maadi, Egypt Geek labs holding Software engineer Developed SaaS platform ( machinegenius ) implementing: Real-time features (WebSocket, Socket.IO ) for live notifications/chat. maintain (30% faster API responses) and microservices (Clean Architecture). AWS deployment (EC2, Elastic Load Balancer, Amplify) Built a scraping system with Puppeteer + scheduled jobs to cut processing costs.
Feb 2023 — Sep 2023
Position
Company
Giza, Egypt Planing-solutions Software developer Developed Systemha (SaaS) with MyFatoorah payments, Integrated AWS stack (S3, Cognito, CloudFront, Route 53, Dynamo Db, RDS, Elastic Beanstalk ) and ERP modules (e-commerce, POS)
Nov 2022 — Jan 2023
Callvita LLC
Company
Software engineer Maintained Srvy mobile app (Node.js, PostgreSQL), enabling professionals to monetize services via Stripe.
Jan 2022 — Present
Freelancer
Company
Backend freelance I collaborated with a team as a Node.js backend developer. Together, we successfully developed "Rovero", "Education site " and "QCut "
Projects
Developed and managed a feature-rich SaaS platform, Offering modular
solutions across finance, HR, and administration. Users benefit from real-time functionalities such as live notifications and chat systems through WebSocket integrations. Implemented secure authentication using JWT and role-based access controls to ensure data protection.Enhanced system performance by introducing Redis caching, reducing API response times by 30%.Built a real-time data scraping and analysis system, with scheduled background jobs to optimize processing costs.Ensured high availability and scalability by deploying services with AWS Elastic Beanstalk, EC2, and Elastic Load Balancer.Applied clean architecture principles and efficient database designs to guarantee maintainability and future growth.
Feb 2023 – Sep 2023 Systemha
Planing-solutions
Developed and management Systemha SaaS website SaaS website
offering versatile subscription services. Users seamlessly subscribe and make payments via MyFatoorah. Tailored offerings include e- commerce, e-booking, POS, and an all-in-one ERP system.
Uniquely, users have the flexibility to choose specific services
rather than pre-packaged solutions, ensuring a customizable and efficient experience
Nov 2023 – Jan 2023 Srvy
callvita LLC
Played a role in developing and maintaining the Srvy mobile app
for Android and iOS. Enabled professionals like doctors and lawyers to offer services, simplifying user connections. Streamlined the interface for easy service selection and secure transactions through Stripe payment integration.
2022 – present Rovero
freelance the Rovero Android app, serving as owner, admin, trader, representative, technician, and supplier. Streamlined coupon exchanges, task management, and employee oversight.
Implemented features for visitation scheduling, call details, and
supplier interactions. Simplified salary, vacation tracking, and operational notifications for comprehensive user functionality
2022 – present Education Site
freelance
I have created Backend Restful APIs for a web education
Concepts and tools used: Node Js, TS, Express , TDD ,
Jasmine ,ESLint,prettier,db migrations,Mongoose
CERTIFICATES
Google Hash Code 2020
Qualification ECPC Contestant
2022
ECPC contestant 2020
ECPC Contestant 2023
Qualification ECPC Contestant
2021
Skills
- problem solving
- C++
- Typescript
- PostgreSQL
- SAAS
- OOP
- Python
- Node Js
- MySQL
- Scraping
- Data structure and
- Algorithms
- TDD
- ReactJS
- Jasmine & Jest
- AI
- Competitive
- Programming
- React-native
- Mongo DB
- AWS service
- google cloud
About me
Tell your story here. Share your background, what drives you, and the experience you bring to your work.
Get in touch
- Phone
- +201501150039
Say hello
Opens your mail app and copies your email address.