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The Recruiter's Guide to Date Formatting for Global Job Portals

Posted On Friday, February 7, 2025

Author: David Armitage (Technical Director)

So you’ve got job listings popping up across the globe—awesome! But let’s face it: a candidate in New York shouldn’t have to scratch their head trying to figure out if a job posted on "09/10/2024" went live on September 10th or October 9th. Welcome to the wacky world of global date formatting—where keeping track of when a job opened can get as confusing as an over-complicated interview process. Fear not, recruitment master! We’ve got just the guide you need to make sure your dates are formatted perfectly for every candidate, no matter where they are.

The Secret Sauce: JavaScript’s Internationalization API

Think of the Internationalization API like the ATS (Applicant Tracking System) of date formatting. Just as an ATS helps you manage resumes across roles, the Internationalization API helps you manage dates across regions. Whether it’s displaying the application deadline or the interview schedule, this tool ensures dates look right for everyone, from Tokyo to Toronto.

Let’s break it down in recruitment terms: you want candidates to feel like your platform "gets" them. If their preferred date format is served up without a hitch, they’ll know you mean business—and maybe even click that Apply button faster!

Locale Check: Getting to Know Your Candidate’s Preferences

Before you dive headfirst into date formatting, you need to determine your user’s locale—basically, their geographical and language preferences. In recruitment, this is like figuring out a candidate’s job preferences before suggesting openings. There are a few ways to do this:

  • Let Them Choose: The easiest way is to offer language and regional preferences right on your website. This way, candidates from different corners of the world can select their preferences themselves. It’s like letting them pick the kind of job alerts they want—nice and simple.
  • Sniff It Out: If you don’t want to ask, you can check the Accept-Language header (fancy talk for reading their browser’s preferences) or use JavaScript's navigator.language property. But be warned, like candidate résumés, these aren’t always 100% accurate. After all, people travel, use VPNs, or may have set their language preferences ages ago.

Internationalization API: The Power Player

Ready to take on the world? The Intl object is your MVP here. It’s like your trusty recruiter database, packed with tools to handle global differences. Want to compare strings? Format numbers or dates? The Intl object has your back. But for our mission—getting those dates to look perfect—the DateTimeFormat constructor is our star.

With DateTimeFormat, you’ll specify the locale (like “en-US” for American English or “fr-FR” for French) and get your dates to behave exactly how they should, no matter where your candidates are browsing from.

DateTimeFormat Capabilities: Customizing Your Dates Like a Job Ad

The DateTimeFormat constructor is like your customizable job ad builder—it takes two optional arguments to make it shine:

  • Locales: This can be a string or an array of strings that represent the language or region, like "de" for German or "en-GB" for British English. If you don’t specify one, it’ll use the default locale of your runtime environment.
  • Options: These are your “custom fields,” allowing you to tweak how the date looks. Want the day first? Sure. Prefer the month in full? You got it!

Formatting a Date: The Final Touch

Once you’ve set up the DateTimeFormat, it’s time to use the format function. Think of this like hitting "post" on a job ad—it converts your raw Date object into a beautifully formatted string.

Bonus Trick: toLocaleDateString Method

If you’re dealing with lots of job postings (lucky you!) and need to handle dates in bulk, the toLocaleDateString method is your go-to. It’s a bit like the DateTimeFormat but more streamlined for handling larger sets of dates. Think of it as your mass-email feature for job updates—quick, efficient, and gets the job done.

Supported Locales: Double-Checking Your Candidate Pool

Before you start firing off date formats left and right, you’ll want to make sure the locale you're targeting is supported. Use the supportedLocalesOf method to see if your target market is covered. It’s like running a background check on a candidate before inviting them to interview—you want to make sure everything checks out.

Conclusion: Date Formatting as Your Recruiting Superpower

Mastering date formatting for a global audience is like perfecting your recruitment strategy for international hires. You want every candidate to feel like they’re speaking the same language—literally and figuratively. With the Internationalization API in your toolkit, you’ll ensure your job portal looks professional, considerate, and ready for a global market.

Now go ahead and make sure your job deadlines and interview schedules are crystal clear, no matter where your next top hire is coming from! 🌍🚀


Author: David Armitage (Technical Director)

10 Years+ experience building software, job boards, and websites for the recruitment industry.

Please feel free to contact me for a free consultation, a technical review of your website, or information regarding the services we offer.

You can reach me at david@recsitedesign.com or find me on LinkedIn.