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Software Engineer Resume Keywords & Skills

These are the keywords, hard skills, and action verbs Applicant Tracking Systems look for on a software engineer resume. Mirror the ones that appear in your target job description — matching is literal.

Languages & frameworks

  • JavaScript
  • TypeScript
  • Python
  • Java
  • Go
  • C++
  • React
  • Next.js
  • Node.js
  • Express
  • Django
  • Spring Boot

Core skills (ATS)

  • REST APIs
  • GraphQL
  • Microservices
  • System design
  • Distributed systems
  • Data structures
  • Algorithms
  • Object-oriented programming
  • Unit testing
  • Scalability
  • High availability
  • Event-driven architecture

Tools & platforms

  • Git
  • Docker
  • Kubernetes
  • AWS (EC2, Lambda, S3, RDS)
  • PostgreSQL
  • MongoDB
  • Redis
  • CI/CD
  • GitHub Actions
  • Terraform
  • Kafka

Certifications

  • AWS Certified Developer – Associate
  • AWS Certified Solutions Architect
  • Certified Kubernetes Application Developer (CKAD)
  • Oracle Certified Professional, Java SE

Action verbs

  • Engineered
  • Built
  • Shipped
  • Optimized
  • Architected
  • Automated
  • Refactored
  • Reduced
  • Scaled
  • Led
  • Migrated
  • Implemented

Skills to list, by type

Hard skills

  • Data structures & algorithms
  • REST & GraphQL API design
  • Relational & NoSQL databases
  • System design
  • Microservices
  • Test-driven development
  • CI/CD
  • Object-oriented & functional programming
  • Concurrency
  • Caching & performance tuning

Tools & platforms

  • Git
  • GitHub / GitLab
  • Docker
  • Kubernetes
  • AWS
  • PostgreSQL
  • Redis
  • Jira
  • Datadog
  • GitHub Actions

Soft skills

  • Cross-functional collaboration
  • Code review
  • Technical writing
  • Mentorship
  • Ownership
  • Incident response

Certifications that help

  • AWS Certified Developer – Associate
  • AWS Certified Solutions Architect – Associate
  • Certified Kubernetes Application Developer (CKAD)
  • Oracle Certified Professional, Java SE

How to use these keywords (without stuffing)

  • Only add a keyword if it's genuinely true — you'll be asked about it in the interview.
  • Match the exact wording in the job description; ATS keyword matching is literal (write both "CI/CD" and the tool name).
  • Put keywords where they carry evidence — inside quantified bullet points — not only in a skills wall.
  • Aim for natural coverage, not density. Ten defensible keywords beat forty hollow ones.

More Software Engineer resume resources

Software Engineer resume examplesAnnotated example + copyable bulletsSoftware Engineer resume builderRole-tailored free builderSoftware Engineer resume summary examplesSummary examples by experience levelSoftware Engineer resume bullet pointsQuantified bullet points to adapt

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Frequently asked questions

How long should a software engineer resume be?

One page for most engineers; two only if you have roughly 8+ years or significant publications/patents. Recruiters skim for a few seconds, so front-load impact and keep it single-column so ATS parses cleanly.

Do I need to list every programming language I know?

No. List the languages and tools you can actually discuss in an interview, and prioritize the ones named in the job description. A focused, honest skills section beats a 60-item keyword wall you can't defend.

How do I show impact if my work was on internal tools?

Quantify internal impact the same way: hours saved per week, number of teams or users served, error rate reduced, or process time cut. "Automated a report that saved the team 6 hours weekly" is a strong, defensible bullet.

Is a projects section worth including as a mid-level engineer?

If the projects are substantial and relevant, yes — especially open-source work with real users. As you gain professional experience, trim projects to your two strongest and give more space to shipped work.