Niko Köbler
Keycloak-Experte, Software-Architect, Developer & Trainer at Niko Köbler IT-Beratung
Darmstadt, Hesse, Germany
Summary
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RockstarNiko Köbler is a seasoned Keycloak expert, software architect, developer and trainer with over a decade of professional experience and 25 years in IT overall, focused on authentication, SSO and identity management. He runs his own consultancy from Darmstadt, delivering secure, production-ready Keycloak integrations, custom extensions and hands-on team training. An active open-source contributor, Niko has improved core Keycloak features (user account management, backchannel logout) and built practical add-ons like a two‑factor SMS authenticator and UI/security fixes for the Togglz console. He combines deep backend expertise with attention to front-end usability and security hardening, making complex identity flows reliable and user-friendly. Practical, client-focused, and comfortable bridging legacy environments with modern IAM best practices, he often refactors deprecated code to keep systems current.
13 years of coding experience
tacheles, hessisch, English
Stackoverflow
514reputation
39kreached
23answers
0questions
Github Skills (28)
keycloak10
javascript10
2factor10
jquery10
bootstrap10
back-end-development10
saml10
oid10
user-authentication10
authentication10
sms10
otp10
java10
javas10
sms-messages10
Programming languages (10)
Github contributions (5)
dasniko/keycloak-2fa-sms-authenticator
Oct 2020 - Nov 2022
Keycloak Authentication Provider implementation to get a 2nd-factor authentication with a OTP/code/token send via SMS (through AWS SNS). Demo purposes only!
Role in this project:
Back-end Developer
Back-end DeveloperContributions:24 commits, 3 PRs, 22 pushes in 2 years 1 month
Contributions summary:Niko primarily contributed to the development of a Keycloak authentication provider for two-factor authentication via SMS. Their work involved implementing the core logic for the SMS authenticator, including code generation, session management, and integration with an SMS service (AWS SNS). The user also refactored deprecated code and adapted the authenticator for newer Keycloak versions, indicating an understanding of the platform's evolution.
aws-snsprovider2factorkeycloak-providertoken
togglz/togglz
Mar 2017 - Jul 2020
Feature Flags for the Java platform
Role in this project:Front-end Developer
Front-end DeveloperContributions:7 commits, 7 PRs, 3 pushes in 3 years 4 months
Contributions summary:Niko's commits primarily focused on improving the user interface of the Togglz console. Their work involved migrating the console's styling to Bootstrap 3 and updating the jQuery library to the latest version to address security vulnerabilities. The user also made minor adjustments to the layout and content alignment, ensuring the console's presentation was up-to-date and consistent. These changes demonstrate a commitment to UI improvements and security best practices.
continuous-deploymentfeature-toggleplatform-javagocdflags
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