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Section-by-Section Resume Breakdown
Detailed analysis of every resume section with examples, best practices, and common mistakes to avoid.
10 min read
Updated: January 2025
Understanding Resume Architecture
A well-structured resume is like a well-designed building: every section has a purpose, placement matters, and form follows function. Understanding what belongs in each section—and why—helps you construct a resume that's both comprehensive and concise.
Most resumes follow a fairly standard structure, but there's flexibility in how you organize and emphasize different sections based on your experience level, career goals, and industry. Let's break down each section in detail.
Contact Information
What to Include
Your contact section should contain:
- Full name: Use your professional name (what you go by in business contexts)
- Phone number: A reliable number with a professional voicemail
- Email address: Professional email (firstname.lastname@email.com format preferred)
- Location: City and state (full street address no longer necessary and can introduce privacy concerns)
- LinkedIn profile: Custom URL, not the default string of numbers
- Portfolio/website: If relevant to your field
- GitHub/GitLab: For developers and technical roles
What to Avoid
Don't include date of birth, marital status, photo (in most US contexts), personal social media, or full street address. These elements either introduce bias or aren't relevant to hiring decisions.
Your email address should be simple and professional. Addresses like "partyguy2000@email.com" or "hotmama1985@email.com" will get your resume discarded immediately. Create a professional email account specifically for job hunting if needed.
Formatting Tips
Keep contact information clean and easy to parse. A simple header layout works well:
Jane Smith
San Francisco, CA | (555) 123-4567 | jane.smith@email.com
linkedin.com/in/janesmith | janesmith.com
Alternatively, center it at the top with your name larger and contact details in a smaller font below.
Professional Summary or Objective
Summary vs. Objective
Professional summaries have largely replaced objective statements. An objective tells employers what you want ("Seeking a challenging position in marketing"). A summary tells employers what you offer ("Award-winning marketing professional with 8 years driving growth for SaaS companies").
Summaries are nearly always the better choice. Objectives are occasionally appropriate for career changers who need to explicitly state their new direction, but even then, summaries can accomplish the same goal more compellingly.
Crafting a Strong Summary
Your professional summary should be 3-4 lines that encapsulate:
- Your professional identity (who you are)
- Years of experience and specialization
- Key skills or areas of expertise
- Notable achievements or value proposition
Example for a project manager:
"PMP-certified project manager with 10+ years leading complex software implementations for Fortune 500 clients. Proven track record of delivering projects on time and under budget, including a $15M ERP system migration completed 3 weeks ahead of schedule. Expertise in Agile methodologies, stakeholder management, and cross-functional team leadership."
This summary immediately communicates credibility (certification), experience (10+ years, Fortune 500), results (on time/under budget, specific example), and skills (Agile, stakeholder management, team leadership).
Tailoring Your Summary
Your summary should be customized for each application. Maintain a master version, but adjust 1-2 lines to align with the specific role. If you're applying for a role emphasizing stakeholder communication, make sure that skill features prominently in your summary.
Skills Section
Technical vs. Soft Skills
Your skills section should include both technical (hard) skills and soft skills, with emphasis depending on your field. Technical roles should lead with technical competencies. Leadership roles should balance technical knowledge with interpersonal skills.
Organizing Your Skills
For technical roles, categorize skills clearly:
Programming Languages: Python, JavaScript, Java, SQL
Frameworks & Libraries: React, Django, Node.js, Pandas
Tools & Platforms: AWS, Docker, Git, Jenkins
Methodologies: Agile, Scrum, DevOps, CI/CD
For non-technical roles, consider a mixed format:
Core Competencies: Strategic Planning | Budget Management | Team Leadership | Change Management
Technical Proficiencies: Salesforce, HubSpot, Google Analytics, Tableau
Languages: English (Native), Spanish (Fluent), French (Conversational)
Skill Level Indicators
Adding proficiency levels can be helpful but be honest. Don't rate yourself "Expert" in a tool you've used twice. Consider these approaches:
- Years of experience: "Python (5 years production experience)"
- Project count: "Led 12+ Salesforce implementations"
- Context: "Spanish - Business fluent, contract negotiation"
- Simple levels: Proficient, Advanced, Expert (but only if accurate)
Keyword Optimization
Your skills section is prime real estate for ATS keyword matching. Review job descriptions for target roles and include relevant skills using the exact terminology. If a job description says "stakeholder engagement," use that phrase rather than "client communication."
Work Experience
Basic Structure
For each position, include:
- Company name
- Your title
- Dates of employment (month and year)
- Location (city, state)
- 3-6 achievement-focused bullet points
Writing Effective Bullets
Each bullet point should follow this formula:
Action Verb + Task + Method/Context + Result
Examples:
- "Developed automated testing framework using Selenium, reducing QA cycle time by 40% and catching 89% of bugs pre-production"
- "Led rebranding initiative across 5 product lines, resulting in 23% increase in brand recognition and $2.3M additional revenue in Q1"
- "Streamlined onboarding process by creating training modules and documentation, decreasing time-to-productivity from 6 weeks to 3 weeks"
Notice each example starts with a strong action verb, describes what was done, and quantifies the impact.
Action Verbs Matter
Start bullets with varied, powerful action verbs. Avoid repetition. Instead of starting every bullet with "Managed," mix it up: led, directed, coordinated, oversaw, supervised.
Choose verbs that match your actual contribution:
- Leadership: Led, directed, supervised, managed, coordinated
- Creation: Developed, designed, created, built, launched
- Improvement: Optimized, enhanced, streamlined, improved, increased
- Analysis: Analyzed, evaluated, assessed, researched, identified
Tense Consistency
Use past tense for previous roles and present tense for your current position. Be rigorous about consistency.
Relevance and Prioritization
Not all experience is equally relevant. For each role, include the most impressive, relevant achievements first. Less relevant roles (especially from many years ago) can be summarized briefly or grouped.
If you have 20 years of experience, you don't need detailed bullets for a role from 2005. Focus on the last 10-15 years with detailed accomplishments, then add a "Prior Experience" section that lists earlier roles with just company, title, and dates.
Education
What to Include
List your degree, major, institution, and graduation year. Order matters: most recent first (reverse chronological).
Example:
Bachelor of Science in Computer Science
University of California, Berkeley | Graduated May 2020
GPA: 3.8/4.0 | Dean's List all semesters
GPA: When to Include It
Include GPA if:
- You graduated within the last 2-3 years
- Your GPA is 3.5 or higher
- The job posting specifically requests it
Exclude GPA if you've been in the workforce for several years—at that point, work experience matters more than academic performance.
Relevant Coursework
Recent graduates or career changers can benefit from listing relevant coursework, especially if it directly relates to the position. Experienced professionals should skip this.
Example:
Relevant Coursework: Machine Learning, Data Structures & Algorithms, Database Systems, Software Engineering
Incomplete Degrees
If you attended college but didn't complete a degree, you can still include it:
Example:
Coursework in Business Administration
University of Texas, Austin | 2015-2017
Don't lie or imply you have a degree you don't. Verification checks will catch this, and it can result in termination even years later.
Certifications and Licenses
Certifications have become increasingly valuable across industries. Create a dedicated section if you have multiple relevant credentials.
Include:
- Certification name
- Issuing organization
- Date earned or expiration date
- License number (if applicable, especially for healthcare)
Example:
Project Management Professional (PMP)
Project Management Institute | Earned March 2023 | Expires March 2026
Only include current, relevant certifications. An expired certification or one unrelated to your target role adds clutter without value.
Projects and Portfolio
This section has become critical, especially for technical roles, designers, writers, and other creative professionals.
What to Include
For each project:
- Project name and brief description
- Your role and contributions
- Technologies/tools used
- Outcomes or impact
- Link to live project, repository, or portfolio
Example:
E-commerce Recommendation Engine
Built machine learning model to provide personalized product recommendations, increasing average order value by 18%. Implemented using Python, TensorFlow, and AWS SageMaker. Processed 2M+ user interactions daily.
GitHub: github.com/username/rec-engine
Academic vs. Professional Projects
Recent graduates should include significant academic projects. Experienced professionals should focus on professional or substantial personal projects. A senior developer's college capstone project from 10 years ago isn't relevant.
Additional Sections
Publications and Speaking
If you've published articles, papers, or spoken at conferences, include this—especially for research, academic, or thought leadership roles.
Format:
"Machine Learning in Healthcare: A Practical Guide" | Journal of Medical AI | March 2024
"The Future of Work: AI and Automation" | Keynote at Tech Summit 2024 | San Francisco, CA
Volunteer Work and Community Involvement
Include volunteer work if it's substantial, demonstrates leadership, or relates to the role. Treat it like work experience: role, organization, dates, and achievement bullets.
Brief community involvement can go in a single line:
Volunteer Work: Board Member, Local Food Bank (2022-Present) | Habitat for Humanity builds (2019-2023)
Languages
List languages and proficiency levels honestly:
Languages: English (Native), Spanish (Fluent - business conversation and writing), Mandarin (Conversational)
Only include languages where you have meaningful proficiency. "Studied French in high school" doesn't count.
Interests and Hobbies
This section is optional and often unnecessary. Include it only if:
- Your interests are relevant to the role (applying to a sports company and you coach youth soccer)
- They demonstrate commitment or achievement (completed 5 marathons, published photographer)
- You have space to fill (recent graduate with limited work experience)
Generic interests like "reading, traveling, cooking" add no value. Skip them.
Section Order and Prioritization
Standard order for most professionals:
- Contact Information
- Professional Summary
- Skills
- Work Experience
- Education
- Certifications
- Projects (if applicable)
- Additional sections as relevant
Recent graduates might move Education above Work Experience and include a Projects section prominently.
Career changers should lead with Skills and a strong Summary that explicitly states their new direction.
Technical professionals might place Projects immediately after Skills to showcase their work.
The goal is to present your most relevant, impressive qualifications as early as possible. Recruiters spend seconds on initial screening—make sure they see your strongest selling points first.
Common Section Mistakes
Including References
"References available upon request" is outdated and wastes space. It's assumed you'll provide references when asked. Remove this line.
Listing Job Descriptions Instead of Achievements
Your resume should showcase what you accomplished, not just what you were supposed to do. Anyone can copy a job description. Your unique value comes from your specific contributions and results.
Overloading with Skills
Listing 50 skills makes each one less credible. Focus on your strongest, most relevant competencies. Quality over quantity.
Inconsistent Formatting
If you bold company names in one entry, bold them in all entries. If you use bullets for one role, use bullets for all roles. Consistency signals attention to detail.
Final Thoughts
Each resume section serves a specific purpose in telling your professional story. Strong section structure makes your resume easy to scan, ensures important information stands out, and helps both ATS and human reviewers quickly assess your qualifications.
Remember: your resume is a curated highlight reel, not an exhaustive career history. Every section, every line, every word should serve the goal of landing an interview. If something doesn't actively strengthen your candidacy, it doesn't belong on your resume.