fix

apps/website/blog/2019-11-03-are-front-end-development-enough-for-a-career.md

@@ -4,7 +4,7 @@ slug: are-front-end-development-skills-enough-for-a-career
 author: Yangshun Tay
 author_title: Front End Engineer at Facebook
 author_url: https://github.com/yangshun
-author_image_url: https://github.com/yangshun.png
+author_image_url: https://avatars.githubusercontent.com/u/1315101?v=4
 author_twitter: yangshunz
 tags: [front end, career]
 hide_table_of_contents: true

apps/website/blog/2020-05-28-summing-root-to-leaf-numbers.md

@@ -4,7 +4,7 @@ slug: summing-root-to-leaf-numbers
 author: Raivat Shah
 author_title: Student at NUS Computing
 author_url: https://github.com/raivatshah
-author_image_url: https://github.com/raivatshah.png
+author_image_url: https://avatars.githubusercontent.com/u/29497717?v=4
 tags: [leetcode, trees, problem-solving]
 hide_table_of_contents: true
 ---

apps/website/blog/2021-04-12-importance-of-communicating-effectively-as-an-engineer.md

@@ -4,7 +4,7 @@ slug: importance-of-communicating-effectively-as-engineers
 author: Yangshun Tay
 author_title: Engineering Lead at Facebook
 author_url: https://github.com/yangshun
-author_image_url: https://github.com/yangshun.png
+author_image_url: https://avatars.githubusercontent.com/u/1315101?v=4
 tags: [career, communication]
 hide_table_of_contents: true
 ---

apps/website/blog/2021-08-19-facebook-career-questions-and-answers.md

@@ -4,7 +4,7 @@ slug: facebook-career-questions-and-answers
 author: Yangshun Tay
 author_title: Engineering Lead at Facebook
 author_url: https://github.com/yangshun
-author_image_url: https://github.com/yangshun.png
+author_image_url: https://avatars.githubusercontent.com/u/1315101?v=4
 tags: [career, facebook, meta]
 hide_table_of_contents: true
 ---

apps/website/blog/2021-08-28-front-end-career-questions.md

@@ -4,7 +4,7 @@ slug: front-end-career-questions
 author: Yangshun Tay
 author_title: Engineering Lead at Facebook
 author_url: https://github.com/yangshun
-author_image_url: https://github.com/yangshun.png
+author_image_url: https://avatars.githubusercontent.com/u/1315101?v=4
 tags: [front end, career]
 hide_table_of_contents: true
 ---

apps/website/blog/2021-08-29-resume-improvement-case-study.md

@@ -4,7 +4,7 @@ slug: resume-improvement-case-study
 author: Yangshun Tay
 author_title: Engineering Lead at Facebook
 author_url: https://github.com/yangshun
-author_image_url: https://github.com/yangshun.png
+author_image_url: https://avatars.githubusercontent.com/u/1315101?v=4
 tags: [career, resume]
 hide_table_of_contents: true
 ---

apps/website/blog/2021-08-30-a-glimpse-into-front-end-interviews.md

@@ -4,7 +4,7 @@ slug: a-glimpse-into-front-end-interviews
 author: Kai Li
 author_title: Software Engineer at Stripe, ex-Quora
 author_url: https://github.com/li-kai
-author_image_url: https://github.com/li-kai.png
+author_image_url: https://avatars.githubusercontent.com/u/14850387?v=4
 tags: [front end, leetcode]
 hide_table_of_contents: true
 ---

apps/website/blog/2021-10-30-my-experience-working-as-a-meta-engineer.md

@@ -4,7 +4,7 @@ slug: my-experience-working-as-a-meta-facebook-engineer
 author: Yangshun Tay
 author_title: Engineering Lead at Meta
 author_url: https://github.com/yangshun
-author_image_url: https://github.com/yangshun.png
+author_image_url: https://avatars.githubusercontent.com/u/1315101?v=4
 tags: [career, facebook, meta]
 image: /img/meta-facebook.jpg
 hide_table_of_contents: true

apps/website/blog/2022-07-09-getting-a-tech-job-as-an-undergraduate.md

@@ -4,7 +4,7 @@ slug: getting-a-tech-job-as-an-undergraduate
 author: Melody Yun
 author_title: RCG Software Engineer at PayPal
 author_url: https://github.com/caramelmelmel
-author_image_url: https://github.com/caramelmelmel.png
+author_image_url: https://avatars.githubusercontent.com/u/72269553?v=4
 tags: [undergraduate, career, job search]
 hide_table_of_contents: true
 ---

apps/website/blog/2023-05-17-how-to-have-successful-software-engineering-internship.md

@@ -4,7 +4,7 @@ slug: how-to-have-successful-software-engineering-internship
 author: Yangshun Tay
 author_title: Ex-Staff Engineer at Meta
 author_url: https://github.com/yangshun
-author_image_url: https://github.com/yangshun.png
+author_image_url: https://avatars.githubusercontent.com/u/1315101?v=4
 tags: [career, facebook, meta]
 image: /img/meta-facebook.jpg
 hide_table_of_contents: true

apps/website/src/data/successStories.js

@@ -45,7 +45,7 @@ export default [
   {
     name: 'Zhenghao He',
     title: 'Senior Software Engineer, Instacart',
-    thumbnail: 'https://github.com/zhenghaohe.png',
+    thumbnail: 'https://avatars.githubusercontent.com/u/33640448?v=4',
     quote: (
       <>
         Tech Interview Handbook was the best resource I used during my coding