added Kal portfolio to engineers folder

src/engineering.html

@@ -307,6 +307,20 @@ <h3><a href="https://zfo.gg/">Zachary Fogg</a></h3>
               games and bots too. He writes JavaScipt, Python, C, and Solidity.</p>
           </div>
         </div>
+        <div class="single-bio">
+          <a href="https://www.linkedin.com/in/kal-zheng-45a06499/">
+            <div class="thumb">
+              <div class="avatar-container">
+                <div class="avatar-head"></div>
+                <div class="avatar-body"></div>
+              </div>
+            </div>
+          </a>
+          <div class="bio-info">
+            <h3><a href="https://www.linkedin.com/in/kal-zheng-45a06499/">Kal Zheng</a></h3>
+            <p>A full-stack engineer with extensive knowledge in web development, specializing in PHP frameworks such as Laravel and CodeIgniter. He has built more than a dozen applications for various companies.</p>
+          </div>
+        </div>
         <div class="single-bio">
           <a>
             <div class="thumb">