Ahmed Djobs

2019 – Present

CEO

Zero Bytes · 0bytes.io

Founded Zero Bytes to deliver real-adversary cybersecurity rather than checklist compliance. The firm serves SaaS companies, financial institutions, and regulated enterprises across penetration testing (external, application, API, mobile), identity assessments, phishing simulations, threat intelligence monitoring, and ISO 27001 / PCI-DSS compliance readiness. Built alongside concurrent advisory and enterprise engagements; moved to full operational leadership in 2025 following the conclusion of the Conduent engagement.

Jan 2025 – Present

Part-time CTO

CypherBox LLC

Early investor and Part-time CTO at CypherBox, an open-source Bitcoin wallet built on React Native delivering progressive self-custody for everyday users. Delivered a unified wallet experience spanning five integrations: Strike and Coinos for Lightning Network payments and fiat onramps, Ark Vault for next-generation Bitcoin Layer 2 transactions, Hot Wallet for self-custodial BIP39/SegWit coin control, and Cold Storage for PSBT-based hardware wallet signing via ColdCard, Keystone, and Jade. Architected the security model and technical roadmap across iOS and Android, with full ownership over private key management, UTXO design, and responsible vulnerability disclosure for the open-source contributor base.

2024 – Present

Principal Consultant

djobs.net

Operating a senior consulting practice across three disciplines: cybersecurity advisory and senior security leadership programs, blockchain and Web3 architecture, and enterprise digital transformation. Clients span fintech organisations, enterprise businesses, and government-adjacent programmes across Africa, the Middle East, and Europe. Engagements are structured as part-time retainers, fixed-scope projects, or embedded advisory.

Sep 2021 – Nov 2024

Solution Architect

Conduent (Remote)

Designed a HIPAA-compliant healthcare identity infrastructure for US government agencies using Hyperledger Fabric and Self-Sovereign Identity (SSI) models. Architected a tokenised access management system that replaced centralised medical data custody with cryptographic credential control, giving patients and providers verifiable, auditable access without a central data store. Concurrently led the Royal Caribbean digital pilot: experience tokens for VIP services and concierge automation. Advised on welfare benefits distribution, IoT-integrated auditable access control, and supply chain verification.

Nov 2016 – Aug 2021

Chief Technology Officer

Appitize LTD Co.

Served as CTO, owning technical strategy and digital product delivery for a client portfolio across the Gulf region. Led development of AI-powered conversational interfaces, brand and e-commerce platforms, and paid digital acquisition products. Managed technical teams, agency vendor relationships, and delivery timelines across concurrent high-traffic campaigns. Drove measurable commercial outcomes through data-informed product decisions aligned with client revenue objectives.

Apr 2015 – Dec 2016

Lead Software Engineer

ICN Integrated Solutions (icare net)

Engineered ShoogirCash: a national e-Wallet integrated with the Central Bank of Sudan (CBOS) Consumer API for real-time settlement and clearing. ShoogirCash processed approximately 69% of Sudan's online payment transactions during 2015–16, becoming the country's de-facto digital payments rail. Built secure RESTful payment services, a tokenised transaction layer, and a multi-tier commission engine handling complex agent-network business structures. Operated concurrently with advisory engagements.

Jun 2011 – Apr 2015

Software Engineer

OraConcept for IT Solution

Designed and delivered the PETRONAS Enterprise Fuel eCoupon platform: a closed-loop, fraud-resistant prepaid fuel coupon system serving corporate clients and Petronas station agents across the national network. The platform covered online coupon ordering, watermarked serialised coupon generation, station-level claim and verification, and a credit redemption workflow converting redeemed coupons into bulk fuel order balance. Gave PETRONAS full lifecycle visibility and audit trail over every coupon issued, claimed, and settled.