Boolean search is a technique that uses logical operators (AND, OR, NOT) to refine candidate searches on recruitment platforms like LinkedIn or GitHub.
TL;DR: Boolean search lets you combine keywords with operators to narrow or broaden candidate lists. It's a core recruiter skill to find relevant profiles quickly and avoid irrelevant results.
What is Boolean Search in Recruitment?
Boolean search is a method that connects keywords with logical operators—AND, OR, and NOT—to create precise search queries. Recruiters use it to filter candidate databases or social platforms and find CVs that match specific criteria.
How Does Boolean Search Work?
Boolean search operators control how keywords are combined:
AND narrows results by requiring all terms to appear. Example: "Java AND Python" finds candidates with both skills.
OR broadens results by allowing any listed term. Example: "Java OR Python" finds candidates with either skill.
NOT excludes terms from results. Example: "Java NOT Python" finds candidates with Java but excludes those mentioning Python.
Most platforms support parentheses to group terms and quotation marks for exact phrases, which increases control over the query.
For example:
(Java OR Python) AND ("project manager" NOT junior)
This finds candidates who know Java or Python, hold a project manager role, but excludes juniors.
Boolean searches are case-insensitive but must use the exact operator words (AND, OR, NOT) in uppercase on many platforms. Always check the platform's syntax rules, as some vary (LinkedIn and GitHub have subtle differences).
Examples of Boolean Search in Recruitment
| Goal | Boolean Query Example | Explanation |
|---|---|---|
| Find candidates with two skills | Java AND Python |
Must have both Java and Python skills |
| Find candidates with one skill or another | Java OR Python |
Candidates with either skill |
| Exclude candidates with a skill | Java NOT Python |
Java candidates without Python experience |
| Search for exact job title | "project manager" |
Matches the exact phrase |
| Combine groups | (Java OR Python) AND ("senior developer") |
Senior developers skilled in Java or Python |
Related Terms to Know
- Keyword Search: Basic search using words without operators. Less precise than Boolean.
- Phrase Search: Using quotation marks to find exact sequences, e.g., "software engineer".
- Fuzzy Search: Finds approximate matches for misspelled or similar terms. Less common in recruitment platforms but helpful for broad searches.
- Advanced Search Filters: Drop-down options to filter by location, experience, or education, often used alongside Boolean queries. See our ATS guides for how Boolean integrates with ATS filters.
Where Distill Fits
Distill isn't a Boolean search tool, but it helps downstream by ensuring CVs submitted to clients match the clean format expected after you've found the right candidates. If you're sending CVs to clients who use ATS platforms that struggle with messy formatting, Distill strips unnecessary formatting, removes personal data, and organises CVs cleanly. This saves time after your Boolean search has done the heavy lifting.
If you're sending 20+ CVs a week to Bullhorn or other ATS clients, Distill formats them to the spec above automatically.
Try Distill free.