diff --git a/pkg/apis/common/v1/interface.go b/pkg/apis/common/v1/interface.go
index 7108463a..c897f625 100644
--- a/pkg/apis/common/v1/interface.go
+++ b/pkg/apis/common/v1/interface.go
@@ -63,7 +63,7 @@ type ControllerInterface interface {
 	// ReconcilePods checks and updates pods for each given ReplicaSpec.
 	// It will requeue the job in case of an error while creating/deleting pods.
 	// Common implementation will be provided and User can still override this to implement their own reconcile logic
-	ReconcilePods(job interface{}, jobStatus *JobStatus, pods []*v1.Pod, rtype string, spec *ReplicaSpec,
+	ReconcilePods(job interface{}, jobStatus *JobStatus, pods []*v1.Pod, rtype ReplicaType, spec *ReplicaSpec,
 		replicas map[ReplicaType]*ReplicaSpec) error
 
 	// ReconcileServices checks and updates services for each given ReplicaSpec.
diff --git a/pkg/controller.v1/common/job.go b/pkg/controller.v1/common/job.go
index 0662b31b..ae692329 100644
--- a/pkg/controller.v1/common/job.go
+++ b/pkg/controller.v1/common/job.go
@@ -270,7 +270,7 @@ func (jc *JobController) ReconcileJobs(
 
 		// Diff current active pods/services with replicas.
 		for rtype, spec := range replicas {
-			err := jc.Controller.ReconcilePods(metaObject, &jobStatus, pods, string(rtype), spec, replicas)
+			err := jc.Controller.ReconcilePods(metaObject, &jobStatus, pods, rtype, spec, replicas)
 			if err != nil {
 				log.Warnf("ReconcilePods error %v", err)
 				return err
diff --git a/pkg/controller.v1/common/pod.go b/pkg/controller.v1/common/pod.go
index 23baf812..920e1038 100644
--- a/pkg/controller.v1/common/pod.go
+++ b/pkg/controller.v1/common/pod.go
@@ -271,10 +271,11 @@ func (jc *JobController) ReconcilePods(
 	job interface{},
 	jobStatus *apiv1.JobStatus,
 	pods []*v1.Pod,
-	rtype string,
+	rType apiv1.ReplicaType,
 	spec *apiv1.ReplicaSpec,
 	replicas map[apiv1.ReplicaType]*apiv1.ReplicaSpec) error {
 
+	rtype := string(rType)
 	metaObject, ok := job.(metav1.Object)
 	if !ok {
 		return fmt.Errorf("job is not a metav1.Object type")
diff --git a/pkg/reconciler.v1/common/interface.go b/pkg/reconciler.v1/common/interface.go
index 62379f7e..edaad53f 100644
--- a/pkg/reconciler.v1/common/interface.go
+++ b/pkg/reconciler.v1/common/interface.go
@@ -108,7 +108,7 @@ type PodInterface interface {
 		job client.Object,
 		jobStatus *commonv1.JobStatus,
 		pods []*corev1.Pod,
-		rtype string,
+		rtype commonv1.ReplicaType,
 		spec *commonv1.ReplicaSpec,
 		replicas map[commonv1.ReplicaType]*commonv1.ReplicaSpec) error
 
diff --git a/pkg/reconciler.v1/common/job.go b/pkg/reconciler.v1/common/job.go
index c5ed6823..2779bb31 100644
--- a/pkg/reconciler.v1/common/job.go
+++ b/pkg/reconciler.v1/common/job.go
@@ -236,7 +236,7 @@ func (r *KubeflowJobReconciler) ReconcileJob(
 	for rtype, spec := range replicas {
 		core.InitializeReplicaStatuses(status, string(rtype))
 
-		err = r.ReconcilePods(ctx, job, status, pods, string(rtype), spec, replicas)
+		err = r.ReconcilePods(ctx, job, status, pods, rtype, spec, replicas)
 		if err != nil {
 			logrus.Warnf(ErrReconcilePodsTemplate, err)
 			return err
diff --git a/pkg/reconciler.v1/common/pod.go b/pkg/reconciler.v1/common/pod.go
index 3f7965db..2c0299e1 100644
--- a/pkg/reconciler.v1/common/pod.go
+++ b/pkg/reconciler.v1/common/pod.go
@@ -120,10 +120,11 @@ func (r *KubeflowPodReconciler) ReconcilePods(
 	job client.Object,
 	jobStatus *commonv1.JobStatus,
 	pods []*corev1.Pod,
-	rtype string,
+	rType commonv1.ReplicaType,
 	spec *commonv1.ReplicaSpec,
 	replicas map[commonv1.ReplicaType]*commonv1.ReplicaSpec) error {
 
+	rtype := string(rType)
 	// Convert ReplicaType to lower string.
 	logger := commonutil.LoggerForReplica(job, rtype)
 	// Get all pods for the type rt.