{"id":3314,"date":"2026-06-10T05:10:33","date_gmt":"2026-06-10T04:10:33","guid":{"rendered":"https:\/\/codeflarelimited.com\/blog\/?p=3314"},"modified":"2026-06-12T07:22:51","modified_gmt":"2026-06-12T06:22:51","slug":"common-async-await-mistakes-every-javascript-developer-should-avoid","status":"publish","type":"post","link":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/","title":{"rendered":"Common Async\/Await Mistakes Every JavaScript Developer Should Avoid"},"content":{"rendered":"\n

JavaScript’s\u00a0async<\/code>\u00a0and\u00a0await<\/code>\u00a0keywords revolutionized asynchronous programming <\/a>by making asynchronous code look and behave more like synchronous code. Introduced in ES2017, they provide a cleaner alternative to callback functions and promise chains.<\/p>\n\n\n\n

However, many developers\u2014especially beginners\u2014often make mistakes when using async\/await<\/code>, leading to bugs, poor performance, and unexpected behavior.<\/p>\n\n\n\n

In this article, we’ll explore the most common async\/await mistakes and how to avoid them.<\/p>\n\n\n\n

\"TOR<\/a><\/figure>\n\n\n\n

1. Forgetting to Use await<\/code><\/h2>\n\n\n\n

One of the most frequent mistakes is forgetting the await<\/code> keyword when calling an asynchronous function.<\/p>\n\n\n\n

Wrong<\/h3>\n\n\n\n
async function getUser() {\n    const user = fetch('\/api\/user');\n    console.log(user);\n}\n\ngetUser();<\/code><\/pre>\n\n\n\n
Output<\/h3>\n\n\n\n
Promise { <pending> }<\/code><\/pre>\n\n\n\n
Instead of the actual user data, you get a Promise object.<\/p>\n\n\n\n
Correct<\/h3>\n\n\n\n
async function getUser() {\n    const response = await fetch('\/api\/user');\n    const user = await response.json();\n    console.log(user);\n}\n\ngetUser();<\/code><\/pre>\n\n\n\n
Why It Matters<\/h3>\n\n\n\n
Without await<\/code>, JavaScript continues execution immediately and doesn’t wait for the promise to resolve.<\/p>\n\n\n\n
2. Using await<\/code> Outside an Async Function<\/h2>\n\n\n\n
The await<\/code> keyword can only be used inside an async<\/code> function (unless you’re using top-level await in supported environments).<\/p>\n\n\n\n
Wrong<\/h3>\n\n\n\n
const response = await fetch('\/api\/data');<\/code><\/pre>\n\n\n\n
Error<\/h3>\n\n\n\n
SyntaxError: await is only valid in async functions<\/code><\/pre>\n\n\n\n
Correct<\/h3>\n\n\n\n
async function loadData() {\n    const response = await fetch('\/api\/data');\n}\n<\/code><\/pre>\n\n\n\n
3. Not Handling Errors with try...catch<\/code><\/h2>\n\n\n\n
Promises can fail. Ignoring error handling can crash your application.<\/p>\n\n\n\n
Wrong<\/h3>\n\n\n\n
async function getData() {\n    const response = await fetch('\/invalid-url');\n    const data = await response.json();\n    return data;\n}<\/code><\/pre>\n\n\n\n
If the request fails, an exception will be thrown.<\/p>\n\n\n\n
Correct<\/h3>\n\n\n\n
async function getData() {\n    try {\n        const response = await fetch('\/invalid-url');\n        const data = await response.json();\n        return data;\n    } catch (error) {\n        console.error('Error:', error);\n    }\n}<\/code><\/pre>\n\n\n\n
Best Practice<\/h3>\n\n\n\n
Always wrap critical asynchronous operations in a try...catch<\/code> block.<\/p>\n\n\n\n
4. Awaiting Multiple Independent Operations Sequentially<\/h2>\n\n\n\n
Many developers accidentally slow down their applications by awaiting tasks one after another.<\/p>\n\n\n\n
Inefficient<\/h3>\n\n\n\n
const user = await fetchUser();\nconst posts = await fetchPosts();\nconst comments = await fetchComments();<\/code><\/pre>\n\n\n\n
Each request waits for the previous one to complete.<\/p>\n\n\n\n
Better<\/h3>\n\n\n\n
const [user, posts, comments] = await Promise.all([\n    fetchUser(),\n    fetchPosts(),\n    fetchComments()\n]);<\/code><\/pre>\n\n\n\n
Why?<\/h3>\n\n\n\n
All requests run simultaneously, significantly improving performance.<\/p>\n\n\n\n
5. Overusing Async\/Await<\/h2>\n\n\n\n
Not every function needs to be asynchronous.<\/p>\n\n\n\n
Unnecessary<\/h3>\n\n\n\n
async function add(a, b) {\n    return a + b;\n}<\/code><\/pre>\n\n\n\n
Better<\/h3>\n\n\n\n
function add(a, b) {\n    return a + b;\n}<\/code><\/pre>\n\n\n\n
Rule<\/h3>\n\n\n\n
Only use async<\/code> when the function performs asynchronous work.<\/p>\n\n\n\n
6. Mixing .then()<\/code> with Async\/Await<\/h2>\n\n\n\n
While technically possible, mixing styles often makes code harder to read.<\/p>\n\n\n\n
Confusing<\/h3>\n\n\n\n
async function getData() {\n    const data = await fetch('\/api\/data')\n        .then(response => response.json());\n\n    return data;\n}<\/code><\/pre>\n\n\n\n
Cleaner<\/h3>\n\n\n\n
async function getData() {\n    const response = await fetch('\/api\/data');\n    return await response.json();\n}<\/code><\/pre>\n\n\n\n
Choose one style and stick with it.<\/p>\n\n\n\n
7. Forgetting That Async Functions Always Return Promises<\/h2>\n\n\n\n
Even when returning a simple value, an async function wraps it inside a Promise.<\/p>\n\n\n\n
Example<\/h3>\n\n\n\n
async function getNumber() {\n    return 5;\n}\n\nconsole.log(getNumber());<\/code><\/pre>\n\n\n\n
Output:<\/p>\n\n\n\n
Promise { 5 }\n<\/code><\/pre>\n\n\n\n
Correct Usage<\/h3>\n\n\n\n
const result = await getNumber();\nconsole.log(result);<\/code><\/pre>\n\n\n\n
or<\/p>\n\n\n\n
getNumber().then(console.log);<\/code><\/pre>\n\n\n\n
8. Using await<\/code> Inside Loops Unnecessarily<\/h2>\n\n\n\n
A common performance issue occurs when developers use await<\/code> directly inside loops.<\/p>\n\n\n\n
Slow<\/h3>\n\n\n\n
for (const id of ids) {\n    const user = await fetchUser(id);\n    console.log(user);\n}<\/code><\/pre>\n\n\n\n
Each request waits for the previous one.<\/p>\n\n\n\n
Faster<\/h3>\n\n\n\n
const promises = ids.map(id => fetchUser(id));\n\nconst users = await Promise.all(promises);\n\nconsole.log(users);<\/code><\/pre>\n\n\n\n
This executes all requests concurrently.<\/p>\n\n\n\n
9. Ignoring Promise Rejections<\/h2>\n\n\n\n
Unhandled promise rejections can cause application instability.<\/p>\n\n\n\n
Bad<\/h3>\n\n\n\n
async function processPayment() {\n    await makePayment();\n}<\/code><\/pre>\n\n\n\n
If makePayment()<\/code> fails, the rejection may go unhandled.<\/p>\n\n\n\n
Better<\/h3>\n\n\n\n
async function processPayment() {\n    try {\n        await makePayment();\n    } catch (error) {\n        console.error('Payment failed:', error);\n    }\n}<\/code><\/pre>\n\n\n\n
10. Awaiting Non-Promise Values<\/h2>\n\n\n\n
Some developers mistakenly use await<\/code> on values that aren’t promises.<\/p>\n\n\n\n
Example<\/h3>\n\n\n\n
const result = await 42;\nconsole.log(result);<\/code><\/pre>\n\n\n\n
This works, but it’s unnecessary.<\/p>\n\n\n\n
Better<\/h3>\n\n\n\n
const result = 42;\nconsole.log(result);<\/code><\/pre>\n\n\n\n
Use await<\/code> only when dealing with promises.<\/p>\n\n\n\n
11. Forgetting to Return Awaited Results<\/h2>\n\n\n\n
Sometimes developers perform asynchronous operations but forget to return the result.<\/p>\n\n\n\n
Wrong<\/h3>\n\n\n\n
async function getUser() {\n    await fetch('\/api\/user');\n}<\/code><\/pre>\n\n\n\n
Correct<\/h3>\n\n\n\n
async function getUser() {\n    const response = await fetch('\/api\/user');\n    return response.json();\n}<\/code><\/pre>\n\n\n\n
Without the return statement, callers receive undefined<\/code>.<\/p>\n\n\n\n
12. Using Async Callbacks Incorrectly<\/h2>\n\n\n\n
Methods like forEach()<\/code> don’t work well with async callbacks.<\/p>\n\n\n\n
Problematic<\/h3>\n\n\n\n
users.forEach(async user => {\n    await sendEmail(user);\n});<\/code><\/pre>\n\n\n\n
forEach()<\/code> does not wait for async operations.<\/p>\n\n\n\n
Better<\/h3>\n\n\n\n
for (const user of users) {\n    await sendEmail(user);\n}<\/code><\/pre>\n\n\n\n
Or:<\/p>\n\n\n\n
await Promise.all(\n    users.map(user => sendEmail(user))\n);<\/code><\/pre>\n\n\n\n
13. Forgetting API Response Validation<\/h2>\n\n\n\n
Developers often assume successful responses.<\/p>\n\n\n\n
Risky<\/h3>\n\n\n\n
const response = await fetch('\/api\/data');\nconst data = await response.json();<\/code><\/pre>\n\n\n\n
Safer<\/h3>\n\n\n\n
const response = await fetch('\/api\/data');\n\nif (!response.ok) {\n    throw new Error('Request failed');\n}\n\nconst data = await response.json();<\/code><\/pre>\n\n\n\n
Always validate responses before processing data.<\/p>\n\n\n\n
14. Blocking Parallel Execution Accidentally<\/h2>\n\n\n\n
Consider this code:<\/p>\n\n\n\n
const user = await fetchUser();\nconst profile = await fetchProfile();<\/code><\/pre>\n\n\n\n
Even though both operations are independent, they execute sequentially.<\/p>\n\n\n\n
Better<\/h3>\n\n\n\n
const userPromise = fetchUser();\nconst profilePromise = fetchProfile();\n\nconst user = await userPromise;\nconst profile = await profilePromise;<\/code><\/pre>\n\n\n\n
Or simply:<\/p>\n\n\n\n
const [user, profile] = await Promise.all([\n    fetchUser(),\n    fetchProfile()\n]);<\/code><\/pre>\n\n\n\n
Best Practices for Async\/Await<\/h2>\n\n\n\n
\u2713 Always Use Error Handling<\/h3>\n\n\n\n
try {\n    await operation();\n} catch (error) {\n    console.error(error);\n}<\/code><\/pre>\n\n\n\n
\u2713 Use Promise.all()<\/code> for Independent Tasks<\/h3>\n\n\n\n
await Promise.all(tasks);<\/code><\/pre>\n\n\n\n
\u2713 Keep Async Functions Focused<\/h3>\n\n\n\n
Each async function should have a single responsibility.<\/p>\n\n\n\n
\u2713 Validate API Responses<\/h3>\n\n\n\n
if (!response.ok) {\n    throw new Error('Request failed');\n}<\/code><\/pre>\n\n\n\n
\u2713 Avoid Mixing Patterns<\/h3>\n\n\n\n
Stick to either:<\/p>\n\n\n\n
async\/await<\/code><\/pre>\n\n\n\n
or<\/p>\n\n\n\n
.then().catch()<\/code><\/pre>\n\n\n\n
for consistency.<\/p>\n\n\n\n
Conclusion<\/h1>\n\n\n\n
async\/await<\/code> makes asynchronous JavaScript significantly easier to read and maintain, but misuse can introduce subtle bugs and performance issues. By avoiding common mistakes such as forgetting await<\/code>, neglecting error handling, using async callbacks incorrectly, and executing independent tasks sequentially, you can write cleaner, faster, and more reliable code.<\/p>\n\n\n\n
Mastering these patterns will help you build scalable applications and become a more confident JavaScript developer.<\/p>\n","protected":false},"excerpt":{"rendered":"
JavaScript’s\u00a0async\u00a0and\u00a0await\u00a0keywords revolutionized asynchronous programming by making asynchronous code look and behave more like synchronous code. Introduced in ES2017,<\/p>\n","protected":false},"author":1,"featured_media":3316,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[98],"tags":[],"class_list":["post-3314","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-softare-development"],"yoast_head":"\nCommon Async\/Await Mistakes Every JavaScript Developer Should Avoid<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Common Async\/Await Mistakes Every JavaScript Developer Should Avoid\" \/>\n<meta property=\"og:description\" content=\"JavaScript’s\u00a0async\u00a0and\u00a0await\u00a0keywords revolutionized asynchronous programming by making asynchronous code look and behave more like synchronous code. Introduced in ES2017,\" \/>\n<meta property=\"og:url\" content=\"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/\" \/>\n<meta property=\"article:author\" content=\"https:\/\/facebook.com\/codeflretech\" \/>\n<meta property=\"article:published_time\" content=\"2026-06-10T04:10:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-12T06:22:51+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2026\/06\/1-2.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1080\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"codeflare\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@codeflaretech\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"TechArticle\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/\"},\"author\":{\"name\":\"codeflare\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#\\\/schema\\\/person\\\/7e65653d49add95629f8c1053c5cd76a\"},\"headline\":\"Common Async\\\/Await Mistakes Every JavaScript Developer Should Avoid\",\"datePublished\":\"2026-06-10T04:10:33+00:00\",\"dateModified\":\"2026-06-12T06:22:51+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/\"},\"wordCount\":587,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/1-2.webp\",\"articleSection\":[\"softare development\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/\",\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/\",\"name\":\"Common Async\\\/Await Mistakes Every JavaScript Developer Should Avoid\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/1-2.webp\",\"datePublished\":\"2026-06-10T04:10:33+00:00\",\"dateModified\":\"2026-06-12T06:22:51+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/#primaryimage\",\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/1-2.webp\",\"contentUrl\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/1-2.webp\",\"width\":1080,\"height\":1080,\"caption\":\"Async\\\/await mistakes\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/common-async-await-mistakes-every-javascript-developer-should-avoid\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"softare development\",\"item\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/softare-development\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Common Async\\\/Await Mistakes Every JavaScript Developer Should Avoid\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/\",\"name\":\"\",\"description\":\"Sustainable solutions\",\"publisher\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#organization\",\"name\":\"Codeflare Limited\",\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/11\\\/codeflare.png\",\"contentUrl\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/wp-content\\\/uploads\\\/2020\\\/11\\\/codeflare.png\",\"width\":1040,\"height\":263,\"caption\":\"Codeflare Limited\"},\"image\":{\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/#\\\/schema\\\/person\\\/7e65653d49add95629f8c1053c5cd76a\",\"name\":\"codeflare\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g\",\"caption\":\"codeflare\"},\"description\":\"Latest tech news and coding tips.\",\"sameAs\":[\"https:\\\/\\\/codeflarelimited.com\\\/blog\",\"https:\\\/\\\/facebook.com\\\/codeflretech\",\"https:\\\/\\\/instagram.com\\\/codeflaretech\",\"https:\\\/\\\/x.com\\\/codeflaretech\",\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UCuBLtiYqsajHdqw0uyt7Ofw?sub_confirmation=1\"],\"url\":\"https:\\\/\\\/codeflarelimited.com\\\/blog\\\/author\\\/watcher\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Common Async\/Await Mistakes Every JavaScript Developer Should Avoid","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/","og_locale":"en_US","og_type":"article","og_title":"Common Async\/Await Mistakes Every JavaScript Developer Should Avoid","og_description":"JavaScript’s\u00a0async\u00a0and\u00a0await\u00a0keywords revolutionized asynchronous programming by making asynchronous code look and behave more like synchronous code. Introduced in ES2017,","og_url":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/","article_author":"https:\/\/facebook.com\/codeflretech","article_published_time":"2026-06-10T04:10:33+00:00","article_modified_time":"2026-06-12T06:22:51+00:00","og_image":[{"width":1080,"height":1080,"url":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2026\/06\/1-2.webp","type":"image\/webp"}],"author":"codeflare","twitter_card":"summary_large_image","twitter_creator":"@codeflaretech","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"TechArticle","@id":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/#article","isPartOf":{"@id":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/"},"author":{"name":"codeflare","@id":"https:\/\/codeflarelimited.com\/blog\/#\/schema\/person\/7e65653d49add95629f8c1053c5cd76a"},"headline":"Common Async\/Await Mistakes Every JavaScript Developer Should Avoid","datePublished":"2026-06-10T04:10:33+00:00","dateModified":"2026-06-12T06:22:51+00:00","mainEntityOfPage":{"@id":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/"},"wordCount":587,"commentCount":0,"publisher":{"@id":"https:\/\/codeflarelimited.com\/blog\/#organization"},"image":{"@id":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/#primaryimage"},"thumbnailUrl":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2026\/06\/1-2.webp","articleSection":["softare development"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/","url":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/","name":"Common Async\/Await Mistakes Every JavaScript Developer Should Avoid","isPartOf":{"@id":"https:\/\/codeflarelimited.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/#primaryimage"},"image":{"@id":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/#primaryimage"},"thumbnailUrl":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2026\/06\/1-2.webp","datePublished":"2026-06-10T04:10:33+00:00","dateModified":"2026-06-12T06:22:51+00:00","breadcrumb":{"@id":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/#primaryimage","url":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2026\/06\/1-2.webp","contentUrl":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2026\/06\/1-2.webp","width":1080,"height":1080,"caption":"Async\/await mistakes"},{"@type":"BreadcrumbList","@id":"https:\/\/codeflarelimited.com\/blog\/common-async-await-mistakes-every-javascript-developer-should-avoid\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/codeflarelimited.com\/blog\/"},{"@type":"ListItem","position":2,"name":"softare development","item":"https:\/\/codeflarelimited.com\/blog\/softare-development\/"},{"@type":"ListItem","position":3,"name":"Common Async\/Await Mistakes Every JavaScript Developer Should Avoid"}]},{"@type":"WebSite","@id":"https:\/\/codeflarelimited.com\/blog\/#website","url":"https:\/\/codeflarelimited.com\/blog\/","name":"","description":"Sustainable solutions","publisher":{"@id":"https:\/\/codeflarelimited.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/codeflarelimited.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/codeflarelimited.com\/blog\/#organization","name":"Codeflare Limited","url":"https:\/\/codeflarelimited.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/codeflarelimited.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2020\/11\/codeflare.png","contentUrl":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2020\/11\/codeflare.png","width":1040,"height":263,"caption":"Codeflare Limited"},"image":{"@id":"https:\/\/codeflarelimited.com\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/codeflarelimited.com\/blog\/#\/schema\/person\/7e65653d49add95629f8c1053c5cd76a","name":"codeflare","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/59cef917c86d965eea581d2747f51bd6382003a68bfce7c8a4dfec98b4cd838d?s=96&d=mm&r=g","caption":"codeflare"},"description":"Latest tech news and coding tips.","sameAs":["https:\/\/codeflarelimited.com\/blog","https:\/\/facebook.com\/codeflretech","https:\/\/instagram.com\/codeflaretech","https:\/\/x.com\/codeflaretech","https:\/\/www.youtube.com\/channel\/UCuBLtiYqsajHdqw0uyt7Ofw?sub_confirmation=1"],"url":"https:\/\/codeflarelimited.com\/blog\/author\/watcher\/"}]}},"jetpack_featured_media_url":"https:\/\/codeflarelimited.com\/blog\/wp-content\/uploads\/2026\/06\/1-2.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/posts\/3314","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/comments?post=3314"}],"version-history":[{"count":1,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/posts\/3314\/revisions"}],"predecessor-version":[{"id":3315,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/posts\/3314\/revisions\/3315"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/media\/3316"}],"wp:attachment":[{"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/media?parent=3314"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/categories?post=3314"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/codeflarelimited.com\/blog\/wp-json\/wp\/v2\/tags?post=3314"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}