Using ExpandableListView in Android with Kotlin
A step-by-step guide to implementing ExpandableListView in Android using Kotlin, covering data setup, custom adapters, and click event handling.
System status: Active
$ Norbel Ambanumben_
Software Engineer specializing in Mobile & Cross-Platform (KMP, Android) for Internet Freedom Tools.
[01] expertise_stats
smartphone
Mobile & Cross-Platform
Kotlin / Swift / Flutter
10+ years shipping Android, iOS & KMP apps
shield
Internet Freedom Tools
OONI Probe / Bitmask VPN
200+ countries where users run these tools
cloud
Infrastructure
Docker / K8s / Terraform
6+ years managing CI/CD & cloud deploys
[02] core_projects
Inactive
Civil Status Registrar
A mobile application for managing civil status records (birth, marriage, death) for government use.
Active
OONI Probe
A Kotlin Multiplatform rewrite of OONI Probe — the free, open-source app that measures internet censorship and network interference — shipped to Android, iOS, and Desktop (Windows, macOS, Linux) from a single shared codebase.
Stable
Spring Batch Integration
Enterprise-grade batch processing integration using Spring Batch for data migration and ETL workflows.
# Initializing development environment...
export PROJECTS="OONI, LEAP, Bitmask"
export LANGS=["Kotlin", "Go", "Java", "C++"]
export TOOLS=["KMP", "Docker", "Wireshark"]
function deploy_freedom() {
if [[ "$CONNECTION" == "censored" ]]; then
bypass_dpi --strategy="fragmentation"
connect_vpn --protocol="wireguard"
fi
}
_
[03] latest_logs
Secure_Terminal_Connection_Established
Currently available for specialized consulting in mobile security and decentralized networking protocols.