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I help startups, scale-ups, and enterprises implement secure, scalable, and user-friendly authentication systems using Keycloak and other modern identity providers. With 6+ years of specialized experience in Identity and Access Management (IAM), I design and deliver production-ready Single Sign-On (SSO) solutions, passwordless authentication, and fine-grained authorization that reduce security risks while improving user experience. My core expertise includes: Keycloak implementation, optimization, clustering, custom extensions (SPI), realm design, and high-availability setups (Docker + Kubernetes) Complex SSO/Federation using OIDC, SAML 2.0, OAuth2 Integration with Microsoft Entra ID, Okta, Auth0, AWS Cognito, Google Workspace, Salesforce, Oracle IAM, and others Advanced security: MFA (WebAuthn, TOTP, YubiKey), RBAC/ABAC (OpenFGA, OPA), conditional & risk-based authentication User provisioning & lifecycle management with SCIM 2.0, LDAP/AD sync, and bulk migrations Troubleshooting and fixing common identity issues (redirect loops, token errors, SAML assertion problems, session management) I work fluently with Spring Boot, .NET, Node.js/NestJS, React/Next.js, Golang, and strong DevOps practices (AWS, Oracle Cloud, Terraform, CI/CD). Whether you need a fresh Keycloak setup, migration from Auth0/Okta/Cognito, custom authenticator development, or long-term IAM strategy — I deliver clean, well-documented solutions quickly (often within days for standard implementations). Let's discuss how I can secure and simplify authentication for your application. My Expertise: ✅ SSO / Identity Federation - SSO Login Setup (Web, Mobile, Cloud) - Custom Identity Provider Integration (SAML/OAuth-based) - Role-Based & Attribute-Based Access Control (RBAC/ABAC) ✅ Authorization & MFA - Fine-grained access via OpenFGA, OPA, RBAC/ABAC - MFA setup: OTP, TOTP, YubiKey, WebAuthn, Push - Conditional access, risk-based auth, step-up auth ✅ User Lifecycle / SCIM / Provisioning - SCIM 2.0 integrations - AD/LDAP sync - Scripted provisioning & deprovisioning - Bulk user provisioning and migration via SCIM APIs (Auth0 to OCI IAM) ✅ Troubleshooting Identity Nightmares - Fixing SAML assertion issues - OAuth callback errors - Token/session misconfigurations - Resolving redirect loops, login failures 🛠️ Identity Providers I’ve Worked With (100+): ✅ Google SSO login ✅ Microsoft Entra ID (Azure AD) SSO ✅ Okta SSO Integration ✅ Keycloak SSO ✅ Oracle IAM – OCI IAM, OAM, OIM ✅ Oracle Student Financial Aid (SFA) ✅ GitHub SSO ✅ Ping Federate SSO Login ✅ Auth0 Universal Login Setup ✅ OneLogin SSO Integration ✅ Shibboleth IdP/SP ✅ JumpCloud SSO Login/Provisioning ✅ ForgeRock IAM ✅ IdentityServer4/8 ✅ WSO2 Identity Server ✅ SimpleSAMLphp ✅ Custom SAML SPs ✅ AWS Cognito SSO ✅ Salesforce SSO ✅ G Suite Login ✅ Apple & Facebook OAuth ✅ ADFS (Active Directory Federation Services) 🏆 Why Work With Me? - Rapid SSO & IAM Setup (often within hours) - Deep experience debugging login/session/token issues - Clear, documented implementations - Flexible for both one-time fixes and long-term IAM strategy 🧰 Technical Expertise Languages: C#, Java, JavaScript, Python, PHP, Golang, Bash Frameworks & Libraries: Spring Boot, Spring Security, .NET, Node.js (Express), Django, React,NEXT JS, NEST JS, Angular. Security & Authentication: SAML2, OAuth2, OpenID Connect (OIDC), JWT, WS-Fed, MFA, SCIM, RBAC, CIBA. DevOps & Cloud Infrastructure: AWS, Oracle Cloud (OCI), Docker, Kubernetes (K8s/EKS), GitHub/Gitlabs Actions, CI/CD Pipelines Application & Deployment Management: Multi-stage Docker builds, Deployment automations, Gitlabs/Github/Jenkins CI/CD, enterprise rollout via Group Policy (GPO). If you're looking for an IAM expert who can secure your authentication workflows, integrate SSO solutions across platforms, and build scalable identity management systems, let's connect!

Building a secure SSO (SAML, OAuth, OIDC) and multi-IdP IAM systems for real-world production environments. I help SaaS platforms and enterprises implement enterprise SSO and resolve complex SAML, OAuth, and AD/LDAP across Google, Okta, Entra ID (Azure AD), Keycloak, Auth0 and AWS Cognito with seamless user experience. 🎯 What I Help You Achieve → Implement SSO (SAML / OAuth / OIDC) across Okta, Entra ID, Keycloak, Auth0, AWS → Enable multi-IdP authentication for SaaS platforms → Resolve SSO failures (SAML errors, OAuth callbacks, redirect loops) → Design secure authentication & authorization architectures → Implement SCIM provisioning and lifecycle automation → Support enterprise customer onboarding with SSO (B2B SaaS integrations) 🔐 Core IAM Expertise ✅ SSO / Identity Federation → SAML SSO, OAuth 2.0, OpenID Connect (OIDC) → Multi-IdP integration (Okta, Entra ID, Keycloak, Google, Auth0, AWS) → Enterprise SSO for SaaS (multi-tenant, domain-based login) → Identity federation design and custom authentication flows ✅ Authorization & Access Control → RBAC / ABAC implementation → Fine-grained authorization (OpenFGA, OPA) → Secure API authentication & token validation (JWT lifecycle) → Session management and access policy enforcement ✅ MFA & Security → MFA: OTP, TOTP, WebAuthn, YubiKey, Push → Conditional access & adaptive authentication → Step-up authentication and risk-based flows ✅ User Lifecycle & Provisioning → SCIM 2.0 integrations → AD / LDAP sync → Automated provisioning & deprovisioning → Identity migration and federation transitions ✅ Troubleshooting Complex SSO & OAuth Issues → SAML assertion and metadata issues → OAuth redirect / callback errors → Token validation and session misconfigurations → Infinite redirects, login failures, federation issues 🛠️ Identity Platforms Primary: Okta • Microsoft Entra ID • Keycloak • Auth0 • AWS Cognito • Google Workspace Enterprise: Ping • OneLogin • ForgeRock • IBM Verify • Shibboleth • ADFS • WSO2 Custom / Open Source: Custom SAML SP/IdP • IdentityServer • SimpleSAMLphp • LDAP / RADIUS 🧠 Why Clients Work With Me → Delivered enterprise SSO integrations across 20+ identity providers → Deep expertise in SAML, OAuth, OIDC internals (not just configuration) → Strong debugging capability for complex identity issues → Experience building multi-tenant SaaS authentication systems → Clean, production-ready implementations with documentation ⚙️ Tech Stack Java • Node.js • Python • Golang • TypeScript • .NET • PHP Spring Security • Express • Django • React • Angular SAML2 • OAuth2 • OIDC • JWT • SCIM • MFA • WS-Fed • RBAC AWS • OCI • Docker • Kubernetes • CI/CD 📌 Available for hourly, fixed-rate, and long-term IAM engagements Let’s make identity your strongest layer, secure, scalable, and seamless.

Need a secure, seamless Single Sign-On (SSO) solution for your business? I can help. I’m a Senior IAM Consultant with 8+ years of experience specializing in Identity and Access Management (IAM). I design and implement robust authentication systems using Okta, Microsoft Entra ID (Azure AD), Keycloak, Shibboleth, OneLogin, Auth0, OpenFGA, and custom SAML 2.0, OAuth 2.0, and OpenID Connect (OIDC) providers. I also have expertise in LDAP, WS-Fed, RADIUS, JWT, and other authentication protocols to simplify access control and safeguard critical data. My Expertise: ✅ SSO & Authentication Solutions – Implementing SAML 2.0, OAuth 2.0, JWT-based logins, API key-based security, and server-to-server authentication. ✅ IAM Integration & Setup – Configuring Okta, Microsoft Entra ID, Keycloak, ADFS, OneLogin, Auth0, Identity Server 8, and other IAM providers, Simple SAML PHP. ✅ Troubleshooting Authentication Issues – Resolving login-related issues for SAML, OAuth, and custom identity providers. ✅ Fine-Grained Authorization – Deploying reverse proxy and bridge solutions, OpenFGA, and custom authorization mechanisms. ✅ User Provisioning & Governance – Secure provisioning/de-provisioning of users, groups, and resources via SCIM, custom scripts, or scheduled sync with databases, Active Directory, or other identity sources. ✅ Multi-Factor Authentication (MFA) & Identity Governance – Enhancing security with strong IAM policies. Technical Skills: I am proficient in PHP, Java, JavaScript, Python, Golang, Shell Scripting, and various frameworks, including Spring, Spring Boot, Node.js, React, Angular, Django, WordPress, CodeIgniter, Symfony, Laravel, Gin, and more. DevOps & Cloud Security: ✅ Cloud & On-Prem Infrastructure – Hands-on experience with AWS, EKS, EC2, Kubernetes (K8s), Docker, KAAS, SAAS, and on-prem deployments. ✅ Application Deployment & Security – Securing and deploying applications in cloud and on-prem environments. 🛠️ Identity Providers I’ve Worked With (100+): ✅ Google SSO login ✅ Microsoft Entra ID (Azure AD) SSO ✅ Okta SSO Integration ✅ Keycloak SSO ✅ Oracle IAM – OCI IAM, OAM, OIM ✅ Oracle Student Financial Aid (SFA) ✅ GitHub SSO ✅ Ping Federate SSO Login ✅ Auth0 Universal Login Setup ✅ OneLogin SSO Integration ✅ Shibboleth IdP/SP ✅ JumpCloud SSO Login ✅ ForgeRock IAM ✅ IdentityServer4/8 ✅ WSO2 Identity Server ✅ SimpleSAMLphp ✅ Custom SAML SPs ✅ AWS Cognito SSO ✅ Salesforce SSO ✅ G Suite Login ✅ Apple & Facebook OAuth ✅ Slack / Zoom OAuth Integration ✅ ADFS (Active Directory Federation Services) ✅ LDAP & RADIUS Authentication ✅ CyberArk Identity ✅ Centrify (now Delinea) ✅ IBM Security Verify / Tivoli Access Manager ✅ NetIQ Access Manager / Micro Focus ✅ Bitwarden SSO / Enterprise Login ✅ Duo SSO (Cisco Secure Access) ✅ VMware Workspace ONE Access (formerly vIDM) ✅ Zoho Directory / SSO ✅ Atlassian Access (Jira, Confluence SSO) ✅ SAP IAS / IPS ✅ Azure B2C & B2B Flows ✅ Facebook Workplace SSO ✅ Moodle SSO (via SAML / OIDC plugins) ✅ Canvas LMS SSO Integration ✅ OpenAM (legacy Sun Access Manager) ✅ FreeIPA / Red Hat SSO ✅ Ory Hydra / Kratos ✅ FusionAuth ✅ Gluu Server / Janssen Project ✅ NetIQ eDirectory SSO ✅ Apache Knox (for Hadoop ecosystem) ✅ IBM ISAM / ISVA ✅ Citrix Gateway (SSO via SAML/OAuth) ✅ Palo Alto Prisma Access (SAML Integration) ✅ CrowdStrike Falcon Identity ✅ BeyondTrust Identity Security ✅ Keeper Enterprise SSO ✅ Zoho One / Zoho Directory ✅ Freshworks SSO (Freshservice, Freshdesk) ✅ ServiceNow SSO Integration If you're looking for an IAM expert who can secure your authentication workflows, integrate IAM solutions, and troubleshoot identity-related challenges, let's connect!

Most companies don't discover their M365 security gaps until after a breach - or a compliance audit. I've supported and secured enterprise environments spanning healthcare and financial services - including a 16,000+ user financial institution and a 12,000+ user healthcare organization - where security failures have real business consequences. I'm a Microsoft 365 and IAM Security Engineer with 6+ years of hands-on enterprise experience across cloud and on-premises environments. My work focuses on identity security, endpoint management, secure mobile access, and compliance-aligned Office 365 architecture. I don't just secure environments - I build scalable systems that improve operational efficiency, strengthen access governance, and support modern remote and BYOD workforces without sacrificing usability. What I do: 🔐 Identity & Access Management → Okta SSO/MFA integrated with Active Directory (12K+ users) → Okta application onboarding, SAML/OIDC SSO, and group-based access across 70+ enterprise apps → Automated joiner/mover/leaver (JML) provisioning via Okta group rules and Power Automate → CyberArk PAM - privileged account onboarding/offboarding and vault management → Microsoft Entra ID (Azure AD) - Conditional Access, RBAC, MFA, and SSPR → Azure Virtual Desktop (AVD) secure contractor workspace configuration → Windows Hello for Business and biometric authentication policies ☁️ Microsoft 365 & Office 365 Security and Endpoint Management → Microsoft Intune deployment and endpoint management → Conditional Access and BYOD security architecture → App Protection Policies (MAM) for Outlook, Teams, OneDrive, and SharePoint → Secure mobile access configuration balancing security and usability → Multi-domain Office 365 and M365 tenant administration → SharePoint Online, Teams, OneDrive, and Exchange Online administration → Microsoft Purview - DLP policies and eDiscovery → Windows Server administration and system configuration 🛡️ Infrastructure Security & Hardening → CIS Benchmarks and DISA STIG implementation on servers and workstations → GPO strategy design for security baselines and application control → Qualys Vulnerability Management - threat detection and remediation cycles → HIPS deployment, upgrade, and migration → Active Directory and Windows Server administration and PowerShell automation → Microsoft Exchange Server administration and migration support ⚙️ Power Automate & Business Process Automation → End-to-end HR automation - offer letters, contracts, and onboarding workflows → Contract generation triggered via SharePoint and Power Platform → Power Automate + Make integration for cross-platform workflows → License expiry tracking with automated notifications → IT operational workflow automation via Teams and Email integrations 📋 Compliance & Security Operations → CIS-aligned security documentation and SOX IT controls support → Technical risk assessments and compliance gap reporting → SIEM log triage, threat correlation, and incident support → Secure access governance for distributed and offshore teams I've administered multi-domain Active Directory and Windows Server environments, automated bulk AD operations via PowerShell, and resolved complex LDAP and replication issues in production enterprise environments. I've also supported a full enterprise identity provider migration from CyberArk to Okta, covering per-application SSO verification, authentication policy review, and automated provisioning design. Whether you need IAM architecture, Microsoft 365 security hardening, Intune deployment, Conditional Access architecture, Office 365 administration, or secure BYOD/mobile workforce management - I deliver structured, documented solutions built for real-world business and compliance requirements. 📩 Message me with your project or security challenge. I typically respond within a few hours and offer a free 20-minute scoping call for new clients.

I help businesses and MSPs secure and manage Microsoft 365, Microsoft Intune, Microsoft Defender for Endpoint, and Microsoft Purview DLP, Sensitive lables, plus Exchange Online, SharePoint, and Teams, so company data stays protected and IT runs without daily fires. Microsoft-certified, 5★ on Upwork. I have 5+ years in IT with an MSP background, and I specialize in securing and streamlining Microsoft 365 for small and mid-sized businesses across administration, endpoint security, identity, and compliance. Rolling out new laptops, migrating mailboxes, stopping data leaks, or tightening security after an audit: I deliver setups that are secure, organized, and easy to run long term. Microsoft 365 & Security: Exchange Online, Microsoft Teams, OneDrive, mail flow configuration, email security, anti-spam & anti-phishing policies, Defender for Office 365, Conditional Access, MFA, Zero Trust security, Secure Score improvement, PowerShell administration. Microsoft Intune & Endpoint Management: Microsoft Intune deployment & administration, Windows Autopilot zero-touch deployment, device compliance policies, configuration profiles, endpoint security policies, application deployment, patch management, MDM & MAM, BitLocker management, device restrictions, Windows, macOS, iOS & Android management, endpoint lifecycle management. Microsoft Defender for Endpoint: Defender for Endpoint deployment, threat protection, attack surface reduction (ASR) rules, Endpoint Detection & Response (EDR), security baselines, threat & vulnerability management, security recommendations, ransomware protection, web & device control, endpoint hardening, security monitoring & incident response. Microsoft Entra ID & Hybrid Infrastructure: Identity & access management, Single Sign-On (SSO), RBAC, hybrid identity, Active Directory integration, Windows Server administration, DNS, DHCP, Group Policy, Hyper-V, hybrid Microsoft 365 environments. Microsoft Purview & Compliance: Data Loss Prevention (DLP), Endpoint DLP, sensitivity labels, retention policies, information protection, data classification, compliance policies, eDiscovery, insider risk controls, USB restriction policies, data governance & compliance management. SharePoint Online: Document libraries, permissions & access control, metadata management, SharePoint lists, file governance, external sharing controls, modern SharePoint sites, site structure optimization, collaboration & document management. Networking & Firewall Administration (CCNA): pfSense & DrayTek firewalls, Cisco routers & switches, VPNs, VLANs, wireless networking, network protocols, infrastructure troubleshooting, network security & connectivity management. Technical Support. Tier 1/2/3 IT support, Microsoft 365 support, remote troubleshooting, end-user support, system monitoring, documentation, infrastructure & operational support. Certifications.: MS-102, Microsoft 365 Administrator Expert CCNA, Cisco Certified Network Associate Hands-on training in MD-102 (Endpoint Administrator) and SC-900 (Security, Compliance & Identity). How I work: secure the environment properly, cut recurring IT issues, document everything clearly, and hand over a setup your team can actually run. Responsive, proactive, and straight with you about what your environment needs. Recent Upwork clients rated my work 5.0★ for Autopilot + Intune rollouts, high-security endpoint setups, and Endpoint DLP / USB-blocking projects. Need reliable Microsoft 365 administration, Intune management, Defender security, or Purview compliance? Send me a message and let's talk through your project.

Misconfigurations, shadow identities, and unsecured AI pipelines silently raise breach odds. I partner with business owners to close those gaps fast! What I’ll Deliver • Cloud-native hardening – Entra ID Conditional Access, AWS IAM least-privilege, GCP VPC SC, Microsoft Defender & Purview tuning • AI security & governance – Threat modeling for LLM/agentic systems, secure Vertex AI/Bedrock pipelines, TRiSM-aligned policies • Compliance-ready architecture—ISO 27001, SOC 2, HIPAA evidence packs, Zero-Trust roadmaps • Incident preparedness—24-hour containment playbooks, forensic workflows, automated Sentinel/Chronicle detections Proven Impact • 70 % cut in high-risk privileges across multi-cloud estate • Inbox placement boosted from 60 % to 95 via SPF/DKIM/DMARC • ISO 27001 audit pass in six weeks—saving $40K in outside fees Want me to walk you through the three quickest wins I already see? Message me What my clients say: Top rated : "Best investment I made on Upwork, Ray is quick, thoughtful, organized and made this project SO easy. He's incredibly communicative and so on top of it. 10/10 "Ray did an excellent job solving some email delivery issues for us. He was extremely timely and his communication was consistent and clear. Definitely recommend Ray!" Microsoft 365 Security | Azure Security | Cloud Security Consulting | ISO 27001 Implementation | SOC 2 Readiness | Google Workspace Security | Email Deliverability | SPF | DKIM | DMARC | Microsoft Intune | Conditional Access | Microsoft Defender for Endpoint | Risk Assessment | Vulnerability Assessment | Compliance Consulting