samir eltabal

• Sole backend engineer during the foundational infrastructure design phase; continue to own core financial modules and
high-availability architecture for one of Saudi Arabias largest housing-donation crowdfunding platforms.
• Led the backend and DevOps engineering for the Guinness World Record campaign (SAR 1.16B / ~$309M, Ramadan 2023):
directed the DevOps team and led the Oracle vendor engineering sessions to identify bottlenecks and reach a setup
sustaining 100, 000 users/minute at zero downtime.
• Sustained 100% platform uptime across 4 consecutive Ramadan campaign cycles (2023-2026), owning reliability,
maintenance, and feature delivery throughout.
• Act as technical lead for a cross-functional team of 5 (2 mobile, 2 frontend, 1 backend): translate client requirements from
spoken concept into technical design, write the implementation guidelines the team builds against, and own delivery to
production. Drove integration with national platforms including Tawakkalna contributing to the SDAIA Best Service award (May 2025).

• Design end-to-end software and infrastructure architecture aligned with client business objectives, scalability targets, and
security requirements.
• Translate product requirements into clear technical specifications, deployment topologies, and integration plans for
development teams.

• Built backend services for Reckit+, a B2C SaaS communication platform connecting travellers with travel agencies, from MVP
through to release.
• Designed and implemented REST APIs on Node.js / Express with PostgreSQL, focusing on clean data models, authentication,
and reliable messaging flows.

• Led backend development of enterprise web applications, with responsibility for API design, database performance, and
deployment workflows; mentored junior developers and established practices around code review, testing, and release
management.

• Technical consultant for the KSA Bankruptcy Commission and Jawahr.com (infrastructure and ERP); Team Lead for Tygo.sa,
Senior Developer for Alo.sa, plus full-stack Laravel + Vue.js delivery for DivaaCosmetics, PMS Cloud, and Futurelines with
real-time data over MQTT.