diff --git a/curriculumsearch/src/main/java/com/roshka/modelo/TipoDeEstudio.java b/curriculumsearch/src/main/java/com/roshka/modelo/TipoDeEstudio.java
index 4e845eb..06dd300 100644
--- a/curriculumsearch/src/main/java/com/roshka/modelo/TipoDeEstudio.java
+++ b/curriculumsearch/src/main/java/com/roshka/modelo/TipoDeEstudio.java
@@ -6,6 +6,7 @@ public enum TipoDeEstudio {
     TERCIARIO("Terciario"),
     SECUNDARIO("Secundario"),
     CURSO("Curso"),
+    POSTGRADO("Post Grado"),
     OTRO("Otro");
 
     private final String name;
diff --git a/curriculumsearch/src/main/resources/static/main.js b/curriculumsearch/src/main/resources/static/main.js
index 25cf5c5..db30092 100644
--- a/curriculumsearch/src/main/resources/static/main.js
+++ b/curriculumsearch/src/main/resources/static/main.js
@@ -36,8 +36,10 @@ function agregarFieldExpierncia(event){
     let pos_rec;
     let returnFlag = false;
 
+    let requiredValues = ["institucion", "cargo", "fechaDesde"]
+
     formData.forEach((value, key)=>{
-        if((key === "institucion" || key === "cargo" || key === "fechaDesde")
+        if(requiredValues.includes(key)
         && value==="" && returnFlag == false){
             console.log(key, value)
             returnFlag = true;
@@ -45,7 +47,12 @@ function agregarFieldExpierncia(event){
     });
 
     if(returnFlag===true){
-        alert("Rellene Institucion, Fechas y Cargo como minimo");
+        let message = "Rellene "
+        for(let i=0;i<requiredValues.length;i++){
+            message+=", "+requiredValues[i];
+        }
+        message += " como minimo."
+        alert(message);
         return;
     }
 
@@ -57,7 +64,7 @@ function agregarFieldExpierncia(event){
         else{
             pairs[name] = value
         }
-        
+
     }
     pairs["reconocimientos"] = reconocimientos.filter(rec => rec.nombre);
     experiencias[cont_experiencia] = pairs;
@@ -89,6 +96,30 @@ function agregarFieldTecnologia(){
     const pairs = {};
     const formtecn = document.querySelector("[name=tecnologia-form]");
     const formData = new FormData(formtecn);
+
+    //Validacion
+    let returnFlag = false;
+
+    let requiredValues = ["nombre", "nivel"]
+
+    formData.forEach((value, key)=>{
+        if(requiredValues.includes(key)
+            && value==="" && returnFlag == false){
+            console.log(key, value)
+            returnFlag = true;
+        }
+    });
+
+    if(returnFlag===true){
+        let message = "Rellene "
+        for(let i=0;i<requiredValues.length;i++){
+            message+=", "+requiredValues[i];
+        }
+        message += " como minimo."
+        alert(message);
+        return;
+    }
+
     for (const [name, value] of formData){
         pairs[name] = value
     }
@@ -205,6 +236,31 @@ function agregarFieldEstudio(){
     let pairs = {};
     const formest = document.querySelector("[name=estudio-form]");
     const formData = new FormData(formest);
+
+    //Validacion
+    let returnFlag = false;
+
+    let requiredValues = ["tipoDeEstudio", "institucion", "estado", "fechaDesde", "temaDeEstudio"]
+
+    formData.forEach((value, key)=>{
+        if(requiredValues.includes(key)
+            && value==="" && returnFlag == false){
+            console.log(key, value)
+            returnFlag = true;
+        }
+    });
+
+    if(returnFlag===true){
+        let message = "Rellene "
+        for(let i=0;i<requiredValues.length;i++){
+            message+=", "+requiredValues[i];
+        }
+        message += " como minimo."
+        alert(message);
+        return;
+    }
+
+
     const estudioReconocimiento = [{},{},{}];
     let pos_rec;
     for (const [name, value] of formData){
diff --git a/curriculumsearch/src/main/webapp/jsp/postulante-form.jsp b/curriculumsearch/src/main/webapp/jsp/postulante-form.jsp
index 5f2874c..db94849 100644
--- a/curriculumsearch/src/main/webapp/jsp/postulante-form.jsp
+++ b/curriculumsearch/src/main/webapp/jsp/postulante-form.jsp
@@ -282,15 +282,15 @@
               </button>
             </div>
             <div class="modal-body">
-                <form name="experiencia-form">
+                <form name="experiencia-form" class="needs-validation" novalidate>
 
                         <div class="inputs">
                             <label for="institucion" class="inputs form-label">Institucion</label>
-                            <input type="text" class="inputs form-control  " name="institucion" id="institucion" >
+                            <input type="text" class="inputs form-control  " name="institucion" id="institucion" required>
                         </div>
                         <div class="inputs">
                             <label for="fechaDesde" class="form-label">Fecha Desde</label>
-                            <input type="date" class="form-control  " name="fechaDesde" id="fechaDesde" >
+                            <input type="date" class="form-control  " name="fechaDesde" id="fechaDesde" required>
                         </div>
                          
                         <div class="inputs">
@@ -300,12 +300,12 @@
                         
                         <div class="inputs">
                             <label for="cargo" class="form-label">Cargo</label>
-                            <input type="text" class="form-control  " name="cargo" id="cargo" >
+                            <input type="text" class="form-control  " name="cargo" id="cargo" required>
                         </div>
 
                         <div class="inputs">
                           <label for="descripcion" class="form-label">Descripcion</label>
-                          <textarea  class="form-control  " name="descripcion" id="descripcion" > </textarea>
+                          <textarea  class="form-control  " name="descripcion" id="descripcion"> </textarea>
 
                         </div>
                         <div class="inputs">
@@ -366,10 +366,10 @@
               </button>
             </div>
             <div class="modal-body">
-              <form name="tecnologia-form">
+              <form name="tecnologia-form" class="needs-validation" novalidate>
                 <label for="tecnologia-nombre" class="form-label">Tecnologia</label>
                 <div class="input-group mb-3">
-                  <select class="form-select" name="tecnologia-id" aria-label="Default select example">
+                  <select class="form-select" name="tecnologia-id" aria-label="Default select example" required>
                     <option value="-1" selected>Open this select menu</option>
                     <c:forEach items="${tecnologias}" var="tecnologia">
                       <option value="${tecnologia.id}">${tecnologia.nombre}</option>
@@ -381,7 +381,7 @@
                   
                   <input type="text" class="form-control d-none" name="tecnologia-nombre" id="tecnologia-nombre" >
                   <label for="nivel" class="form-label">Nivel</label>
-                  <input type="number" class="form-control" name="nivel" id="nivel" >
+                  <input type="number" class="form-control" name="nivel" id="nivel" required>
               </form>
           </div>
           <div class="modal-footer">
@@ -405,12 +405,12 @@
               </button>
             </div>
             <div class="modal-body">
-              <form name="estudio-form">
+              <form name="estudio-form" class="needs-validation" novalidate>
 
 
                 <div class="form-group">
                     <label for="tipoDeEstudio">Tipo de Estudio</label>
-                    <select name="tipoDeEstudio" id="tipoDeEstudio">
+                    <select name="tipoDeEstudio" id="tipoDeEstudio" required>
                         <option value="-1" selected disabled hidden>Seleccionar</option>
                         <c:forEach items="${tiposDeEstudio}" var="tipo">
                             <option value="${tipo}">${tipo.name}</option>
@@ -421,15 +421,15 @@
 <%--                <input type="text" class="form-control  " name="tipoDeEstudio" id="tipoDeEstudio">--%>
                 <div class="form-group">
                     <label for="institucion" class="form-label">Institucion</label>
-                    <input type="text" class="form-control" name="institucion" id="institucion">
+                    <input type="text" class="form-control" name="institucion" id="institucion" required>
                 </div>
                 <div class="form-group">
                     <label for="temaDeEstudio" class="form-label">Carrera/Bachiller/Tema de Curso</label>
-                    <input type="text" class="form-control" name="temaDeEstudio" id="temaDeEstudio" >
+                    <input type="text" class="form-control" name="temaDeEstudio" id="temaDeEstudio" required>
                 </div>
                   <div class="form-group">
                       <label for="estado">Estado</label>
-                      <select name="estado" id="estado">
+                      <select name="estado" id="estado" required>
                           <option value="-1" selected disabled hidden>Seleccionar</option>
                           <c:forEach items="${estadosEstudio}" var="estado">
                               <option value="${estado}">${estado.name}</option>
@@ -438,7 +438,7 @@
                   </div>
                 <div class="form-group">
                     <label for="fechaDesde" class="form-label">Fecha Desde</label>
-                    <input type="date" class="form-control  " name="fechaDesde" id="fechaDesde" >
+                    <input type="date" class="form-control  " name="fechaDesde" id="fechaDesde" required>
                 </div>
                 <div class="form-group">
                     <label for="fechaHasta" class="form-label">Fecha Hasta</label>