diff --git a/flake.nix b/flake.nix
--- a/flake.nix
+++ b/flake.nix
@@ -20,6 +20,7 @@
       # package set
       pkgsForSystem = system: import nixpkgs {
         inherit overlays system;
+        config.android_sdk.accept_license = true;
       };
 
     # utils.lib.eachSystem helps create a result set of expected flake outputs
diff --git a/native/android/app/CMakeLists.txt b/native/android/app/CMakeLists.txt
--- a/native/android/app/CMakeLists.txt
+++ b/native/android/app/CMakeLists.txt
@@ -15,7 +15,10 @@
 
 set(PACKAGE_NAME "comm_jni_module")
 
-find_package(fbjni REQUIRED CONFIG)
+find_package(fbjni
+  NAMES fbjni fbjniLibrary
+  REQUIRED CONFIG
+)
 
 set(BUILD_TESTING OFF)
 set(HAVE_SYMBOLIZE OFF)
@@ -41,6 +44,9 @@
 add_subdirectory(./build/third-party-ndk/glog/glog-${GLOG_VERSION}/)
 add_subdirectory(../../node_modules/olm ./build)
 
+# Common Comm Cpp projects
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/../../../native/cpp ${CMAKE_CURRENT_BINARY_DIR}/cpp)
+
 include_directories(
   ../../node_modules/react-native/React
   ../../node_modules/react-native/React/Base
@@ -55,9 +61,6 @@
   # SQLCipher amalgamation
   ../../node_modules/@commapp/sqlcipher-amalgamation/src
 
-  # SQLite ORM
-  ../../cpp/lib/sqlite_orm
-
   # symlinked React Native headers
   ../headers
 
@@ -102,7 +105,17 @@
   ../../node_modules/react-native/ReactCommon/react/nativemodule/core/ReactCommon/TurboModule.cpp
   ../../node_modules/react-native/ReactCommon/react/nativemodule/core/ReactCommon/LongLivedObject.cpp
   ../../node_modules/react-native/ReactCommon/react/nativemodule/core/ReactCommon/TurboModuleUtils.cpp
-  
+
+  # Comm
+  comm-modules
+  comm-databasemanagers
+  comm-tools
+  comm-grpc
+  comm-backup
+  comm-blob
+  comm-tunnelbroker
+  comm-sqlite-orm
+
   # SQLCipher
   ${SQLCIPHER}
 
diff --git a/nix/android-dev-env.nix b/nix/android-dev-env.nix
new file mode 100644
--- /dev/null
+++ b/nix/android-dev-env.nix
@@ -0,0 +1,33 @@
+{ androidenv }:
+
+androidenv.composeAndroidPackages {
+  toolsVersion = "26.1.1";
+  platformToolsVersion = "33.0.1";
+  buildToolsVersions = [ "31.0.0" ];
+  includeEmulator = false;
+  emulatorVersion = "30.9.0";
+  platformVersions = [ "30" ];
+  includeSources = false;
+  includeSystemImages = false;
+  systemImageTypes = [ "google_apis_playstore" ];
+  abiVersions = [ "armeabi-v7a" "arm64-v8a" ];
+  cmakeVersions = [ "3.10.2" ];
+  includeNDK = true;
+  ndkVersions = ["22.0.7026061"];
+  useGoogleAPIs = false;
+  useGoogleTVAddOns = false;
+  includeExtras = [
+    "extras;google;gcm"
+  ];
+
+  extraLicenses = [
+    "android-googletv-license"
+    "android-sdk-preview-license"
+    "android-sdk-arm-dbt-license"
+    "android-sdk-preview-license"
+    "google-gdk-license"
+    "intel-android-extra-license"
+    "intel-android-sysimage-license"
+    "mips-android-sysimage-license"
+  ];
+}
diff --git a/nix/dev-shell.nix b/nix/dev-shell.nix
--- a/nix/dev-shell.nix
+++ b/nix/dev-shell.nix
@@ -1,6 +1,7 @@
 { mkShell
 , stdenv
 , lib
+, androidDevEnv
 , amqp-cpp
 , arcanist
 , boost
@@ -11,11 +12,13 @@
 , fbjni
 , folly
 , fmt
+, glog
 , grpc
 , libiconv
 , libuv
 , nodejs-16_x
 , olm
+, openjdk8
 , openssl
 , pkg-config
 , protobuf_3_15_cmake
@@ -25,6 +28,7 @@
 , watchman
 , rustfmt
 , yarn
+, zlib
 }:
 
 mkShell {
@@ -68,6 +72,10 @@
     olm # needed for CryptoTools
     sqlite # needed for sqlite_orm
     openssl # needed for grpc
+  ] ++ lib.optionals stdenv.isx86_64 [
+    # aarch64-darwin tarballs are not available
+    androidDevEnv.androidsdk
+    glog # android
   ] ++ lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [
     CoreFoundation
     CoreServices
@@ -75,12 +83,25 @@
     libiconv  # identity service
   ]);
 
+  # Used by gradle
+  JAVA_HOME = openjdk8.passthru.home;
+
   # shell commands to be ran upon entering shell
   shellHook = ''
     if [[ "$OSTYPE" == 'linux'* ]]; then
       export MYSQL_UNIX_PORT=''${XDG_RUNTIME_DIR:-/run/user/$UID}/mysql-socket/mysql.sock
+      export ANDROID_SDK_ROOT=''${ANDROID_SDK_ROOT:-$HOME/Android/Sdk}
+    fi
+
+    if [ -f /etc/NIXOS ]; then
+      # allow for impurely downloaded android ndk tools to be used on NixOS
+      export LD_LIBRARY_PATH=${lib.makeLibraryPath [ stdenv.cc.cc.lib zlib ]}
     fi
 
     echo "Welcome to Comm dev environment! :)"
+  '' + lib.optionalString stdenv.isx86_64 ''
+    #export ANDROID_SDK_ROOT=${androidDevEnv.androidsdk}/libexec/android-sdk/
   '';
+} // lib.optionalAttrs stdenv.isx86_64 {
+  ANDROID_SDK_ROOT = androidDevEnv.androidsdk;
 }
diff --git a/nix/fbjni.nix b/nix/fbjni.nix
--- a/nix/fbjni.nix
+++ b/nix/fbjni.nix
@@ -33,6 +33,7 @@
   # They install the target export in the wrong directory
   postInstall = ''
     mv $out/share/cmake $out/lib/cmake
+    rm -r $out/share
   '';
 
   meta = with lib; {
diff --git a/nix/overlay.nix b/nix/overlay.nix
--- a/nix/overlay.nix
+++ b/nix/overlay.nix
@@ -13,6 +13,8 @@
   # add packages meant for just this repository
   amqp-cpp = prev.callPackage ./amqp-cpp.nix { };
 
+  androidDevEnv = prev.callPackage ./android-dev-env.nix { };
+
   protobuf_3_15_cmake = prev.callPackage ./protobuf_3_15.nix { };
 
   comm-grpc = final.callPackage ./comm-grpc.nix { };
@@ -40,4 +42,11 @@
   });
 
   fbjni = prev.callPackage ./fbjni.nix { };
+
+  # Android ecosystem expects to be to available at `$out/lib`
+  openjdk8 = prev.openjdk8.overrideAttrs(_: {
+    preFixup = ''
+      ln -s $out/lib/openjdk/lib/* $out/lib
+    '';
+  });
 }
diff --git a/nix/tunnelbroker.nix b/nix/tunnelbroker.nix
new file mode 100644
--- /dev/null
+++ b/nix/tunnelbroker.nix
@@ -0,0 +1,54 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, amqp-cpp
+, aws-sdk-cpp
+, cmake
+, folly
+, fmt
+, pkg-config
+, libuv
+, cryptopp
+, protobuf_3_15_cmake
+, grpc
+, glog
+, boost17x
+}:
+
+stdenv.mkDerivation rec {
+  pname = "tunnelbroker";
+  version = "0.0.1";
+
+  # needs access to native/cpp/CommonCpp/grpc
+  # so we have to capture the top-level directory
+  src = ../.;
+
+  prePatch = ''
+    cd services/tunnelbroker
+  '';
+
+  nativeBuildInputs = [
+    cmake
+    pkg-config
+  ];
+
+  buildInputs = [
+    amqp-cpp
+    aws-sdk-cpp
+    boost17x
+    libuv
+    cryptopp
+    protobuf_3_15_cmake
+    folly
+    fmt
+    grpc
+    glog
+  ];
+
+  # TODO: fix aws sdk installation assumptions, make assumption that include shares same prefix as lib
+  cmakeFlags = [
+    "-DAWSSDK_DEFAULT_ROOT_DIR="
+    "-DAWSSDK_INSTALL_INCLUDEDIR=${lib.getDev aws-sdk-cpp}/include"
+    "-DAWSSDK_CORE_HEADER_FILE=${lib.getDev aws-sdk-cpp}/include/aws/core/Aws.h"
+  ];
+}