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Free resume exampleUpdated September 2026

⚙️ Backend Developer resume example

A backend developer resume example built to satisfy applicant tracking systems and read as a strong systems hire. It opens with the languages and frameworks recruiters search for, Java, Go, Spring Boot and PostgreSQL, then proves every claim with a request volume, a latency number, or a cost saving.

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This example contains 22 of 59 ATS keywords employers use for Backend Developer roles.

Keywords come from the same dictionary the 22skills ATS checker scores against. Matched terms are shown in green.

Example resume

Fictional example. Name, employers and numbers are invented; the structure and keywords are real.

Ethan Park

Backend Developer · APIs & Distributed Systems

San Jose, United States

About

Backend Developer with 6 years of experience designing APIs and data systems for high-traffic platforms. Builds services in Java and Go on PostgreSQL, owns them from schema design through production on Kubernetes, and has cut p95 latency and infrastructure cost on every system he has run. Comfortable being the engineer who explains a system architecture decision to the rest of the team.

Experience

  • Redwood Ledger Systems· Senior Backend DeveloperSan Jose, CA (hybrid)2022-09 – Present
    • Own the payments API (Java, Spring Boot, PostgreSQL) that handles 60M requests a day for 2,000 merchants at 99.97% availability.
    • Split the billing monolith into 6 microservices on Kubernetes, cutting infrastructure cost 28% and letting teams deploy independently.
    • Cut p95 latency from 900 ms to 140 ms by introducing Redis caching for merchant lookups and moving hot-path reads to DynamoDB.
    • Run system architecture reviews for every new endpoint and wrote the API design guide the team of 12 now follows.
    • Built a Go service for time-series reporting that replaced a nightly batch job, delivering merchant reports in under 2 minutes instead of the next morning.
  • Millpond Software· Backend DeveloperSan Jose, CA2019-07 – 2022-08
    • Built REST services in Node.js with Express.js for an order management product used by 300 warehouses.
    • Added Elasticsearch to product search, taking median search time from 1.8 s to 200 ms and raising search-to-cart conversion 12%.
    • Migrated the deployment pipeline to Docker images on AWS, cutting release time from a 2-hour manual process to 15 minutes.
    • Tuned MySQL query plans and indexes for the reporting module, removing the top three slow queries from the weekly incident list.
  • Ferncrest Labs· Backend Developer InternSan Jose, CA2018-06 – 2018-09
    • Wrote Python services and integration tests for an internal inventory tool under a senior engineer's mentoring.
    • Fixed 30 backlog bugs in a Django code base and documented the fixes in the team wiki.

Education

  • San Jose State University· B.S. Computer EngineeringComputer Engineering2014-08 – 2018-05

Projects

Certifications

  • HashiCorp Certified: Terraform Associate · HashiCorp (2023)
  • Google Cloud Professional Cloud Architect · Google Cloud (2022)

Why this example passes the ATS

  • The summary names the role and core stack, Java, Go, Python, Spring Boot and PostgreSQL, and a scale number, millions of daily requests, in the first two sentences.
  • Bullets pair a system decision with a measurable result, for example the microservices migration on AWS that cut infrastructure cost 28% and the caching change that brought p95 latency from 900ms to 140ms.
  • Skills are grouped into languages, frameworks, databases and infrastructure using exact terms like "API Design", "Microservices" and "System Architecture" that backend job posts search for.
  • Security and reliability get their own line, "security best practices including rate limiting and secrets rotation", instead of being implied by a list of tools.
  • Certifications use full names, "Google Cloud Professional Cloud Architect" and "HashiCorp Certified: Terraform Associate", so the ATS matches both the vendor name and the credential level.

Backend Developer ATS keywords in this example

Grouped the way the checker groups them. Green terms appear in the example above; grey ones are in the dictionary but not used here.

Languages

4/11
  • Python
  • Java
  • Node.js
  • Go
  • C#
  • Ruby
  • PHP
  • Rust
  • Kotlin
  • Scala
  • TypeScript

Frameworks

4/11
  • Django
  • FastAPI
  • Spring Boot
  • Express.js
  • Flask
  • NestJS
  • Ruby on Rails
  • ASP.NET
  • Laravel
  • Gin
  • Fiber

Databases

5/11
  • PostgreSQL
  • MySQL
  • Redis
  • Elasticsearch
  • DynamoDB
  • MongoDB
  • Cassandra
  • Oracle
  • SQL Server
  • Neo4j
  • InfluxDB

Infrastructure

4/12
  • AWS
  • Docker
  • Kubernetes
  • Microservices
  • Azure
  • GCP
  • Linux
  • Nginx
  • Apache
  • Load Balancing
  • Serverless
  • Lambda

Soft Skills

4/8
  • API Design
  • System Architecture
  • Code Review
  • Mentoring
  • Scalability
  • Performance Tuning
  • Security Best Practices
  • Technical Documentation

Certifications

1/6
  • Google Cloud Professional
  • AWS Solutions Architect
  • Azure Developer
  • Kubernetes (CKA/CKAD)
  • MongoDB Certified
  • Oracle Certified

How to adapt this example to your own experience

  1. 1Swap the language and framework pair for your own, Java and Spring Boot here could become Go and Gin, or Python and Django, keeping the same bullet structure.
  2. 2Replace the scale and latency numbers with yours: requests per second, data volume, uptime, or infrastructure cost saved.
  3. 3Keep the skills section to 15-22 items split across languages, frameworks, databases and infrastructure, not one long undifferentiated list.
  4. 4If you have touched several languages briefly, like the Rust and Kotlin experiments in this example's internship, keep that in the earliest, shortest role rather than the current one.
  5. 5Add one line on security or reliability practices even if it is not your main focus, backend job posts increasingly screen for it.

Questions about the Backend Developer resume

How long should a backend developer resume be?

One page for up to about five years of experience, two pages at most for senior or staff-level backend engineers. Keep the current role, the stack, and one or two scale metrics on the first page.

Should I list every backend language and framework I have touched?

No. Group them by category and lead with what the job post asks for. A focused list of 15 to 22 technologies you can defend in an interview beats a 40-item list that signals shallow exposure.

How important are latency and uptime numbers on a backend resume?

Very. Backend roles are evaluated on reliability and scale, so a number like "p95 latency from 900ms to 140ms" or "99.95% uptime" tells a hiring manager more than a list of tools with no outcome attached.

Do certifications like AWS Solutions Architect matter for backend roles?

They help pass some ATS keyword filters and show cloud fundamentals, but shipped systems handling real traffic matter more. List certifications after experience, not before it, unless you are early career with limited work history.

Is this resume format safe for ATS software like iCIMS or Taleo?

Yes. It uses one column, standard section headings, plain text and consistent date formats, which is what parsers in iCIMS, Taleo, Workday and Greenhouse read reliably. Export as a text-based PDF or DOCX, not a scanned image.

Next steps for your Backend Developer resume

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All Backend Developer ATS keywords

The full dictionary by category, with tips on where to place each term.

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