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Azmat Ullah K.
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Azmat Ullah K.

AI Engineer | PKI | Digital Signatures | IAM | Cryptography | HSM

If you need secure AI solutions, PKI infrastructure, digital signature systems, IAM integration, or cryptography-based applications, youโ€™re in the right place. I am an AI Security Engineer and PKI Specialist with 15+ years of experience building secure enterprise systems for organizations that require strong identity, data protection, compliance, and digital trust. I specialize in combining modern AI technologies with enterprise security practices, including PKI, Digital Signatures, Identity & Access Management, Cryptography, HSM integrations, and secure application development. I help businesses design, build, and improve security-focused solutions that protect sensitive data, secure digital transactions, and support compliance requirements. ๐–๐ก๐š๐ญ ๐ˆ ๐‚๐š๐ง ๐๐ฎ๐ข๐ฅ๐ ๐…๐จ๐ซ ๐˜๐จ๐ฎ ๐€๐ˆ-๐๐จ๐ฐ๐ž๐ซ๐ž๐ ๐’๐ž๐œ๐ฎ๐ซ๐ž ๐€๐ฉ๐ฉ๐ฅ๐ข๐œ๐š๐ญ๐ข๐จ๐ง๐ฌ I develop secure AI-powered applications using modern architectures designed for enterprise use cases and sensitive data handling. This includes AI chatbot systems, Retrieval Augmented Generation (RAG) solutions, secure AI assistants, and private knowledge-base AI systems. I also integrate AI into enterprise platforms through secure API-based workflows and backend systems. ๐๐Š๐ˆ & ๐ƒ๐ข๐ ๐ข๐ญ๐š๐ฅ ๐’๐ข๐ ๐ง๐š๐ญ๐ฎ๐ซ๐ž ๐’๐จ๐ฅ๐ฎ๐ญ๐ข๐จ๐ง๐ฌ I design and implement complete PKI-based systems for secure digital trust and identity verification. This includes Certificate Authorities (CA), Registration Authorities (RA), certificate lifecycle management, certificate issuance and validation, OCSP, TSA integration, and enterprise digital signature platforms. ๐‚๐ซ๐ฒ๐ฉ๐ญ๐จ๐ ๐ซ๐š๐ฉ๐ก๐ฒ & ๐‡๐’๐Œ ๐ˆ๐ง๐ญ๐ž๐ ๐ซ๐š๐ญ๐ข๐จ๐ง I build secure cryptographic systems focused on encryption, decryption, and enterprise key management. This includes Hardware Security Modules (HSM), cloud HSM integrations, secure signing operations, and hardware-backed security systems for sensitive environments. ๐ˆ๐๐ž๐ง๐ญ๐ข๐ญ๐ฒ & ๐€๐œ๐œ๐ž๐ฌ๐ฌ ๐Œ๐š๐ง๐š๐ ๐ž๐ฆ๐ž๐ง๐ญ (๐ˆ๐€๐Œ) My expertise includes cryptography, HSM integration, and identity & access management systems using tools like Keycloak, Auth0, Okta, and Azure AD. I design secure authentication systems using SAML, OAuth2, and SSO for enterprise environments. I develop backend systems using Python for AI-driven applications, secure APIs, and enterprise-grade solutions, along with .NET where required for secure enterprise integrations and legacy systems. ๐–๐ก๐ฒ ๐‚๐ฅ๐ข๐ž๐ง๐ญ๐ฌ ๐–๐จ๐ซ๐ค ๐–๐ข๐ญ๐ก ๐Œ๐ž Clients choose me for my deep experience in security-focused engineering and ability to deliver systems that are both scalable and compliant. I focus on building long-term, production-ready solutions rather than short-term implementations. I bring experience across AI systems, PKI infrastructure, cryptographic security, and enterprise application development, ensuring all solutions are secure, reliable, and maintainable. If you are looking for an AI Security Engineer, PKI Specialist, Cryptography Engineer, or Digital Signature Developer who can build secure enterprise solutions, feel free to send me a message or invite me to your project.

๐Ÿ‡บ๐Ÿ‡ธGainesville, United States$60/hr100% JSS5.00 (7)Since Nov 2011
MRR
$267
๐ŸŒ#96.7K/363K
๐Ÿ‡บ๐Ÿ‡ธ#13.4K/54.3K
Recent Earnings
$1,600
๐ŸŒ#96.7K/363K
๐Ÿ‡บ๐Ÿ‡ธ#13.4K/54.3K
Total Earnings
$10,941
๐ŸŒ#176K/363K
๐Ÿ‡บ๐Ÿ‡ธ#28.4K/54.3K
Avg. Per Project
$842
๐ŸŒ#127K/363K
๐Ÿ‡บ๐Ÿ‡ธ#21.6K/54.3K
Recent Projects
2
0f4h
๐ŸŒ#161K/363K
๐Ÿ‡บ๐Ÿ‡ธ#23.3K/54.3K
Total Projects
13
5f18h
๐ŸŒ#161K/363K
๐Ÿ‡บ๐Ÿ‡ธ#23.3K/54.3K
MRR Performance Over Time
$50k$25k$0
6 mo ago3 mo agoNow
Coming SoonGathering historical data
World Skill Rankings
of 158
#29
CryptographyTop 18%
#53User Identity Management
#58Multimodal Large Language Model
#60SSL
#96Document Management System
#100DocuSign
#105AWS CloudFormation
#157Cloud Security
#162User Authentication
#164DevOps Engineering
#286Information Security
#777CI/CD
#834Chatbot Development
#1,011Microsoft Azure
#2,080AI Chatbot
#2,315n8n
#2,733Full-Stack Development
#3,241AI Agent Development
#3,743Automation
#7,020Python
๐Ÿ‡บ๐Ÿ‡ธUnited States Skill Rankings
of 16
#7
CryptographyTop 38%
#7SSL
#10Multimodal Large Language Model
#11User Identity Management
#12User Authentication
#12Document Management System
#14AWS CloudFormation
#18DocuSign
#22DevOps Engineering
#31Cloud Security
#67Chatbot Development
#68Information Security
#72CI/CD
#133Microsoft Azure
#196AI Chatbot
#216n8n
#257Full-Stack Development
#362AI Agent Development
#482Automation
#867Python
Azmat Ullah K. โ€” Top 25% in United States | UpworkMRR