Mazen Eldieb
Software Development Engineer @Amazon
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WORK HISTORY
Software Development Engineer @Amazon
GB
AdRisk – Scanner Team1. End‑to‑end owner of a cross‑region malware quarantine & takedown system that scanned millions of DSP creatives and removed detected malicious content with zero takedown failures, reducing customer and advertiser risk.2. Led migration of critical Ad Scanner components from legacy infrastructure to AWS as part of an org‑wide modernization program, delivering >$2M annual run‑rate savings through reduced operational overhead and improved cloud efficiency, with zero downtime during cutovers.3. Re‑architected event processing and capacity planning to meet senior leadership goals for Public API GA, achieving a 29,629% throughput scale‑up.4. Designed and led the implementation of a robust failure‑handling mechanisms that reduced poison‑pill failures by 99.9%, cut system downtime by 97%, and reduced on‑call tickets by ~90%(~60 engineer hours saved per month).5. Designed the contractual framework and technical integration enabling Amazon DSP creatives to serve on Netflix and Disney+ supply, supporting strategic revenue partnerships.6. Contributed to ad‑policy enforcement systems ensuring compliance with GDPR and DMA, reducing legal, regulatory, and reputational risk.7. Built on‑call automation and refactored legacy modules into reusable components adopted across teams, significantly improving operational excellence.8. Proposed and socialized a cryptographic creative signing & validation proof‑of‑concept; authored PR/FAQ and technical design, briefed leadership and IAB stakeholders, and received endorsement for further exploration. In addition to proposing multiple think big ideas outside of my org\'s scope and working with different stakeholders on prioritizing them.9. Mentored 10+ engineers across different seniority levels supporting them in both technical and non-technical skills such as writing, communication, and self-advocacy, and acted as de‑facto technical lead on cross‑team initiatives.
EDUCATION
Alexandria University
Bachelor of Science - BS, Computer and communications engineering
ABOUT MAZEN ELDIEB
Software Development Engineer at Amazon with 5+ years of professional software engineering experience building production‑critical, high‑throughput advertising and ad‑safety systems. I design and own scalable, fault‑tolerant backend services that protect ad integrity, reduce fraud, prevent malicious activities, ensure legal/policy/regulatory compliance, and enable strategic partnerships at global scale.I operate at senior scope: leading technical designs, authoring PR/FAQs and design documents, coordinating cross‑team delivery and rollouts, and owning services end‑to‑end through production operations. My strengths are distributed system design, reliability and performance engineering, incident reduction, and translating complex business requirements into durable platform solutions.Key highlights:1. End‑to‑end owner of a cross‑region malware quarantine & takedown system scanning millions of creatives daily with zero takedown failures of malicious or non compliant ads.2. Led a cloud modernization initiative delivering >$2M annual run‑rate savings while improving scalability and regional agility.3. Drove a 29,629% throughput increase, reduced poison‑pill failures by 99.9%, cut downtime by 97%, and reduced on‑call tickets by ~90%.4. Mentored engineers across different career stages and seniority levels supporting them in securing their first roles, achieving promotions, being productive within their teams, and overcoming imposter syndrome. Guided mentees in goal-setting, time management, and career planning, while strengthening essential technical and non-technical skills such as writing, communication, and self-advocacy. Led team-wide initiative to drive 100% adoption of AI productivity tools. Presented demos on practical use cases, available tools, how to integrate them in day-to-day work to automate manual repeatable work, and showcased results to inspire excitement and innovation across the org.6. Promoted an inclusive and collaborative culture through constructive code reviews, open communication, and knowledge sharing. Supported peers during on-call rotations, encouraged diverse perspectives in design discussions, and consistently credited peers for their contributions and ideas, fostering trust, engagement, and continuous learning across the org.I’m targeting Senior Software Engineer roles where senior‑level ownership, system design, and technical leadership are expected from day one. I bring experience from high‑pressure environments, and a consistent record of measurable impact.
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