Top Mistakes to Avoid When Writing Your Resume

Jan 04, 2026By Ger Noonan
Ger Noonan

Overlooking Tailoring for Each Job

One of the most common mistakes is sending the same resume to every job application. It's crucial to customize your resume for each position by highlighting relevant skills and experiences. Tailoring your resume not only demonstrates your interest in the position but also helps it stand out to hiring managers.

Take the time to read the job description carefully and adjust your resume accordingly. This means rearranging or expanding on certain roles, projects, or skills that directly relate to the job you’re applying for. Doing so can significantly increase your chances of landing an interview.

resume tailoring

Using an Overly Complex Layout

While creativity can make a resume visually appealing, an overly complex design may distract from the content. It's essential to maintain a clear and professional layout that is easy for employers to read. Stick to simple fonts, consistent formatting, and plenty of white space to ensure clarity.

Avoid using too many colors or graphics, which can make your resume look cluttered. Remember, the primary focus should be on your qualifications and achievements rather than the design itself.

resume layout

Neglecting to Include Keywords

Many companies use Applicant Tracking Systems (ATS) to filter resumes. Failing to include industry-specific keywords can result in your resume being overlooked. To avoid this, incorporate relevant terms and phrases from the job description into your resume.

Be mindful, however, not to overstuff your resume with keywords. Ensure they fit naturally within the context of your skills and experiences. This approach not only helps with ATS but also shows hiring managers that you understand the industry language.

Ignoring Quantifiable Achievements

Employers are interested in what you can bring to their company. Simply listing responsibilities without quantifiable achievements can make your resume blend in with others. Wherever possible, include numbers, percentages, or specific examples to demonstrate your success.

For instance, instead of saying "Increased sales," consider stating "Increased sales by 20% within six months." This provides a clearer picture of your contributions and abilities.

achievement metrics

Leaving Out Contact Information

It might seem obvious, but forgetting to include your contact information is a surprisingly common mistake. Ensure your phone number, email address, and LinkedIn profile are up to date and prominently displayed. This makes it easy for potential employers to reach you.

Additionally, make sure your email address is professional. Avoid using addresses that might appear unprofessional or outdated.

Including Irrelevant Information

While it can be tempting to include every job you’ve ever had, it’s important to focus only on relevant experiences. Remove any outdated or irrelevant roles that do not add value to your current job search.

Be concise and aim to keep your resume to one or two pages. Highlight the experiences that align with the job you’re applying for, and leave out any unnecessary details.

resume cleanup

Forgetting to Proofread

Spelling and grammatical errors can leave a negative impression on potential employers. Always take the time to proofread your resume carefully. Consider asking a friend or mentor to review it as well, as they might catch mistakes you’ve overlooked.

Remember, your resume is often the first impression you make on an employer. Ensuring it is error-free demonstrates attention to detail and professionalism.