1#!/usr/bin/env backend-engineer
2
3whoami() {
4
Joseph Makram
5 echo "Senior Backend Engineer, 5+ yrs — Cairo,
Egypt"
6}
7
8/**
9 * Designs
and scales large-scale systems — production services
10 * at Salla.
Fluent in PHP, Laravel, Golang, Node.js, MySQL, Redis,
11 * Docker.
Leads code review, mentors engineers, and keeps prod
12 * healthy
with Graylog, Grafana, Sentry, Cloudflare and CI/CD.
13
*/
14
15const
honors = "Top 55
StackOverflow users, Egypt · 2024";
17// ── experience.log
──────────────────────────
18
Where the commits happened
20function seniorBackendEngineer("Salla E-commerce Platform") {
// Aug 2023 – present · Saudi Arabia
- Designed backend solutions for catalog and order management, optimizing Excel import/export to handle 50,000+ records per batch at 98% accuracy, cutting processing time by 25%.
- Led file-handling optimization, reducing memory consumption by 30% while managing datasets up to 500MB.
- Own code review and PR approval for the team, enforcing standards and mentoring on backend best practices and system design.
- Maintain production health and deploy reliability via Graylog, Grafana, Sentry, Cloudflare and CI/CD.
21}
23function backendDeveloper("Valley App") {
// Jul 2022 – Jul 2023 · Saudi Arabia
- Built a reservation system for apartments, villas and other units, handling 100+ simultaneous reservations and cutting booking conflicts by 30%.
- Shipped a rental management system with automated contracts and payment tracking; added unit tests to legacy services, raising coverage by 25%.
- Rolled out new features that lifted customer retention by 15%.
24}
26function backendDeveloper("Fritill") {
// Jan 2021 – Apr 2022 · Egypt
- Refactored two legacy codebases — payment service and e-wallet — using TDD to improve maintainability.
- Restructured core functionality for faster execution and better resource efficiency.
- Hardened the codebase for future integrations and feature growth.
27}
29// ── skills.json
─────────────────────────────
30
Stack & tooling
32{
33 "languages":
PHPGolangJavaScriptNode.jsSQLNoSQL
34 "frameworks":
LaravelGraphQLAPI
design
35 "data":
MySQLMongoDBRedisElasticsearchRabbitMQ
36 "infra":
DockerKubernetesNginxCloudflareCI/CD
37 "observability":
GraylogGrafanaSentry
38 "fundamentals":
System DesignMicroservicesData StructuresAlgorithms
39}
41## education.md
42
Education
Higher Technological Institute — B.Sc. Computer
Science
GPA 3.31 · Graduated Jul 2021 · 10th of Ramadan, Egypt
★ Top 55 StackOverflow users from Egypt
2024
45// ── contact.txt
─────────────────────────────
46