diff --git a/workers/run.go b/workers/run.go
index 9ca84150..da898237 100644
--- a/workers/run.go
+++ b/workers/run.go
@@ -9,7 +9,6 @@ import (
 	"runtime"
 	"strconv"
 	"strings"
-	"syscall"
 	"time"
 
 	"github.com/spf13/pflag"
@@ -137,7 +136,7 @@ func (r *Runner) Run(ctx context.Context, baseDir string) error {
 	if err != nil {
 		return fmt.Errorf("failed creating command: %w", err)
 	}
-	cmd.SysProcAttr = &syscall.SysProcAttr{Setpgid: true} // set process group ID for shutdown
+	setSysProcAttr(cmd) // set process group ID for shutdown
 
 	// Direct logging output to provided logger, if available.
 	if r.LoggingOptions.PreparedLogger != nil {
@@ -243,10 +242,12 @@ func sendInterrupt(process *os.Process) error {
 	if runtime.GOOS == "windows" {
 		return process.Kill()
 	}
-	return process.Signal(syscall.SIGINT)
+	return osSendInterrupt(process)
 }
 
 func sendKill(process *os.Process) error {
-	// shutting down the process group (ie including all child processes)
-	return syscall.Kill(-process.Pid, syscall.SIGKILL)
+	if runtime.GOOS == "windows" {
+		return process.Kill()
+	}
+	return osSendKill(process)
 }
diff --git a/workers/run_unix.go b/workers/run_unix.go
new file mode 100644
index 00000000..21149b3c
--- /dev/null
+++ b/workers/run_unix.go
@@ -0,0 +1,22 @@
+//go:build !windows
+
+package workers
+
+import (
+	"os"
+	"os/exec"
+	"syscall"
+)
+
+func setSysProcAttr(cmd *exec.Cmd) {
+	cmd.SysProcAttr = &syscall.SysProcAttr{Setpgid: true}
+}
+
+func osSendInterrupt(process *os.Process) error {
+	return process.Signal(syscall.SIGINT)
+}
+
+func osSendKill(process *os.Process) error {
+	// Shut down the process group (including all child processes)
+	return syscall.Kill(-process.Pid, syscall.SIGKILL)
+}
diff --git a/workers/run_windows.go b/workers/run_windows.go
new file mode 100644
index 00000000..74dbbe05
--- /dev/null
+++ b/workers/run_windows.go
@@ -0,0 +1,20 @@
+//go:build windows
+
+package workers
+
+import (
+	"os"
+	"os/exec"
+)
+
+func setSysProcAttr(cmd *exec.Cmd) {
+	// Setpgid is not supported on Windows; no-op
+}
+
+func osSendInterrupt(process *os.Process) error {
+	return process.Kill()
+}
+
+func osSendKill(process *os.Process) error {
+	return process.Kill()
+}
diff --git a/workers/typescript/protogen.js b/workers/typescript/protogen.js
index 41508d90..2ac5485d 100644
--- a/workers/typescript/protogen.js
+++ b/workers/typescript/protogen.js
@@ -3,6 +3,11 @@ const { resolve } = require('path');
 const { promisify } = require('util');
 const glob = require('glob');
 const { statSync, mkdirSync } = require('fs');
+
+// Normalize path separators for glob (Windows uses backslashes, glob requires forward slashes)
+function toGlobPath(p) {
+  return p.replace(/\\/g, '/');
+}
 const pbjs = require('protobufjs-cli/pbjs');
 const pbts = require('protobufjs-cli/pbts');
 
@@ -73,7 +78,7 @@ async function compileProtos(dtsOutputFile, ...args) {
 async function main() {
   mkdirSync(outputDir, { recursive: true });
 
-  const protoFiles = glob.sync(resolve(protoBaseDir, '**/*.proto'));
+  const protoFiles = glob.sync(toGlobPath(resolve(protoBaseDir, '**/*.proto')));
   const protosMTime = Math.max(...protoFiles.map(mtime));
   const genMTime = mtime(jsOutputFile);