diff --git a/keyboards/custommk/ergostrafer/keymaps/via/config.h b/keyboards/custommk/ergostrafer/keymaps/via/config.h
new file mode 100644
index 00000000..81f399d4
--- /dev/null
+++ b/keyboards/custommk/ergostrafer/keymaps/via/config.h
@@ -0,0 +1,13 @@
+// Copyright 2023 customMK
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+// With 8k FRAM, max out dynamic keymap layers and macros
+// 7x6 matrix (84 bytes) and three encoders (12 bytes) consume 96 bytes per layer
+// 32 layers consumes 3072 bytes
+#define DYNAMIC_KEYMAP_LAYER_COUNT 32
+
+// Most of the remaining space can be used for macros
+// QMK Macro keycode range allows up to 128 macros
+#define DYNAMIC_KEYMAP_MACRO_COUNT 128
diff --git a/keyboards/custommk/ergostrafer/keymaps/via/keymap.c b/keyboards/custommk/ergostrafer/keymaps/via/keymap.c
new file mode 100644
index 00000000..68f1df1c
--- /dev/null
+++ b/keyboards/custommk/ergostrafer/keymaps/via/keymap.c
@@ -0,0 +1,21 @@
+// Copyright 2023 customMK
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [0] = LAYOUT(
+        KC_F9,   KC_7,    KC_8, KC_9,   KC_0,   KC_MINUS, KC_T,
+        KC_PSCR, KC_1,    KC_2, KC_3,   KC_5,   KC_6,     KC_G,
+        KC_F5,   KC_TAB,  KC_Q, KC_4,   KC_E,   KC_R,     KC_B,
+        KC_CAPS, KC_LALT, KC_A, KC_W,   KC_D,   KC_F,     KC_P,
+        KC_LSFT, KC_Z,    KC_S, KC_V,   KC_SPC,
+        KC_LCTL, KC_X,    KC_C, KC_LCTL
+    )
+};
+
+//#if defined(ENCODER_MAP_ENABLE)
+const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][NUM_DIRECTIONS] = {
+    [0] =   { ENCODER_CCW_CW(KC_VOLD, KC_VOLU), ENCODER_CCW_CW(KC_VOLD, KC_VOLU), ENCODER_CCW_CW(KC_VOLD, KC_VOLU) }
+};
+//#endif
\ No newline at end of file
diff --git a/keyboards/custommk/ergostrafer/keymaps/via/rules.mk b/keyboards/custommk/ergostrafer/keymaps/via/rules.mk
new file mode 100644
index 00000000..4253f570
--- /dev/null
+++ b/keyboards/custommk/ergostrafer/keymaps/via/rules.mk
@@ -0,0 +1,2 @@
+VIA_ENABLE = yes
+ENCODER_MAP_ENABLE = yes
\ No newline at end of file