mohammed khaja najmuddin

Solution Architect & IT Team Leader

• Job Details:Designed architecture for multimedia web portals; selected technologies and vendors aligned with business needs. Led requirement collection and analysis from RFPs; conducted stakeholder discussions to define project scope. Assisted in preparing and submitting RFCs to mobile operators and stakeholders for feature rollouts. Migrated in-house servers to STC cloud with a 40% cost reduction. Managed front-end development team (React.js); developed backend APIs using .NET Core and SQL Server 2019. Integrated telecom billing systems for STC, Zain, Mobily (KSA) and Omantel, Ooredoo (Oman). Executed digital ad campaigns and managed budgets, publishers, and acquisition metrics. Supported sales as pre-sales engineer for cybersecurity, cloud, and CX platforms.

Senior VAS Development Engineer

• Job Details:Developed middleware APIs for direct carrier billing platforms (Facebook, Apple, Google Play, Tencent, Gameloft). Managed Boku integration projects for Zain’s billing system, facilitating mobile purchases on major platforms. Contributed to RFP technical assessment and VPN connectivity for billing platforms. Created fraud prevention modules and subscriber eligibility databases for secure billing. Handled campaign management through Adwise platform for Zain; drove 30% user acquisition.

VAS Software Development Engineer

• Job Details:Built reporting and content distribution systems for SMS/RBT services. Integrated Parlay X and carrier APIs to manage telecom media content. Developed ASMX web services and automated reporting tools for business stakeholders.