HackerRank ATS · Top scorers

See top 6 profiles that
achieved +90 score

We ran hundreds of resumes through HackerRank's open-source ATS. These six engineers scored 90 or above — here's what they did right, broken down category by category.

🎯 Free tool

Try HackerRank's ATS for your resume

Get your score in seconds. No sign-up required.

Try it →

01 · Lead Engineer

Laszlo Palfi

6 years exp. Lead Software Engineer
98 out of 100
laszlopalfi lpalfi

Score breakdown

Open Source

35 / 35

Self Projects

28 / 30

Production

25 / 25

Technical Skills

10 / 10
⭐ Bonus +5 — Early-stage startup lead engineer experience (+3), LinkedIn profile (+1), and high-quality technical contributions (+1).

Skills

JavaSpring BootSpring DataHibernateCouchbasePostgreSQLFlywaySpring SecurityJWTSpring AMQP

Key strengths

Significant contributions to world-class open source projects (Kubernetes, React, TensorFlow)
Proven track record in high-scale production environments and fraud detection systems
Strong leadership experience in early-stage startup environments
Demonstrated ability to build and scale consumer-facing products with 500k+ downloads
Deep expertise in distributed systems, CI/CD, and cloud-native architecture

Areas for improvement

Maintain a more active personal GitHub repository presence to showcase ongoing side-project development
Consider documenting technical architectural decisions in a public blog to further demonstrate thought leadership

02 · Principal Engineer

Simone Tiraboschi

20+ years exp. Senior Principal Software Engineer Red Hat / IBM
95 out of 100
High-impact and visionary Senior Principal Software Engineer with over 20 years of experience spanning advanced telecommunications, cloud-native virtualization architectures, and massive-scale open-source infrastructure. Proven core upstream maintainer and technical steering leader driving pivotal innovations in KubeVirt, the Hyperconverged Cluster Operator (HCO), and advanced Kubernetes scheduling sub-systems. Accomplished international innovator backed by issued global patents and a recurring speaker at KubeCon, FOSDEM, and KVM Forum.
tiraboschi tiraboschi

Score breakdown

Open Source

35 / 35

Self Projects

25 / 30

Production

25 / 25

Technical Skills

10 / 10
⭐ Bonus +1 — LinkedIn profile (+1).

Skills

KubernetesKubeVirtOpenShiftoVirtKVMLibvirtContainerizationDistributed SystemsCustom Kubernetes OperatorsPod/VM Scheduling

Key strengths

Core maintainer of major open-source infrastructure (KubeVirt)
Expertise in cloud-native virtualization and Kubernetes internals
Proven track record of architectural leadership and innovation
Deep experience in distributed systems and automation
Strong technical advocacy and public speaking at major conferences

Areas for improvement

Provide more detailed documentation or READMEs for personal GitHub repositories
Consider maintaining a technical blog to further share architectural insights with the broader community
Want to see where your resume ranks? Run it through the same ATS — free, instant, no sign-up. Try it →

03 · QA Engineer

Carlos Vega

1 year exp. Quality Assurance Engineer Mobot
91 out of 100
Engineer with experience building agentic AI systems, full-stack applications, and data pipelines. Currently developing AI powered tools to expand current robotics capabilities at Mobot.
iCarlosVega carlos-vega-lemus

Score breakdown

Open Source

28 / 35

Self Projects

28 / 30

Production

25 / 25

Technical Skills

10 / 10
⭐ Bonus +5 — Portfolio website (+2), LinkedIn (+1), high-quality project architecture and documentation (+2).

Skills

PythonJavaScriptTypeScriptSQLC#FastAPIPostgreSQLRedisNoSQL.NET

Key strengths

Advanced full-stack and AI/ML system architecture
Proven ability to deliver high-impact production tools
Significant open source contribution to a popular repository
Expertise in distributed systems and data pipelines
Strong technical communication and documentation skills

Areas for improvement

Continue increasing visibility and engagement in larger open source communities
Maintain focus on high-complexity projects rather than smaller utility scripts

04 · AI Fellow

Shubham Gupta

3 years exp. AI Innovation Fellow Deloitte
91 out of 100
Computer Science senior with production AI systems experience across enterprise software, distributed infrastructure, and full-stack ML deployment. Paper accepted at AIES-26. AI Innovation Fellow at Deloitte (Summer 2026). Open-source contributor to pytorch/ignite (29K ⭐).
Shubh3005 shubhgupta7049

Score breakdown

Open Source

28 / 35

Self Projects

28 / 30

Production

25 / 25

Technical Skills

10 / 10
⭐ Bonus +4 — Personal portfolio website (+2), LinkedIn profile (+2).

Skills

PythonCC++C#JavaJavaScriptTypeScriptSQLBashPyTorch

Key strengths

Significant open source contribution to a major library (pytorch/ignite)
Strong production experience with enterprise-scale AI and distributed systems
Advanced technical proficiency in AI/ML pipelines and systems architecture
Demonstrated ability to handle complex, high-concurrency engineering challenges
Active involvement in academic research and peer review (AIES-26)

Areas for improvement

Increase visibility of open source contributions beyond the single major PR
Continue building community engagement on GitHub repositories

05 · Software Engineer

Praveen Sureshkumar

5 years exp. Software Engineer Intern Fanatics Collectibles
91 out of 100
cqdetdev praveen-sureshkumar

Score breakdown

Open Source

28 / 35

Self Projects

28 / 30

Production

25 / 25

Technical Skills

10 / 10
⭐ Bonus +5 — Early-stage startup experience (+2), portfolio website (+2), LinkedIn profile (+1).

Skills

Go (Golang)TypeScriptJavaScriptElixirPythonSQLC/C++ReactReact NativeNext.js

Key strengths

Significant open source contributions to high-star networking projects
Extensive production experience with high-traffic systems and infrastructure
Advanced systems programming skills (storage engines, protocol optimization)
Proven ability to lead engineering initiatives in startup environments
Strong technical communication and documentation of complex architectural changes

Areas for improvement

Continue diversifying open source contributions beyond the Minecraft/Go ecosystem
Ensure all personal projects have clear, accessible live demos where applicable

06 · Hardware Engineer

Wirry Dang

3 years exp. Digital Team Member University of Waterloo ASIC Team
90 out of 100
W-Dang67 WirryD

Score breakdown

Open Source

28 / 35

Self Projects

28 / 30

Production

24 / 25

Technical Skills

10 / 10
⭐ Bonus +3 — LinkedIn profile (+1), GitHub profile provided (+2).

Skills

SystemVerilogVerilogCC++PythonRISC-V AssemblyBashUVMSystemVerilog AssertionsFormal Verification

Key strengths

Advanced hardware verification expertise (UVM, SVA, cocotb)
Low-level systems architecture and RTOS development
Significant open source contributions to OpenTitan
Proven ability to optimize performance in both software and hardware
Strong experience with FPGA and ASIC design flows

Areas for improvement

Expand documentation on personal project repositories to include live demos or more detailed READMEs
Consider contributing to a wider variety of open source hardware projects to further diversify experience

🎯 Your turn

Try HackerRank's ATS for your resume

See how you stack up against these scores. No sign-up, no paywall — results in seconds.

Try it →

FAQ

HackerRank ATS, GitHub, and resume score FAQ

Answers based on the six 90+ profiles above, the score breakdown shown on the page, and the open-source HackerRank hiring agent linked in the footer.

Tool and source

What is the HackerRank ATS on this page?
The HackerRank ATS, also searched as hacker rank ats, is the open-source resume scoring context used here to compare GitHub evidence, open-source work, self projects, production experience, and technical skills across six engineering profiles.
Is the HackerRank ATS open source on GitHub?
Yes. The page footer links to HackerRank's open-source hiring agent.
How does the HackerRank ATS score checker evaluate a resume?
The HackerRank ATS checker shown on this page breaks the score into Open Source, Self Projects, Production, and Technical Skills, with extra bonus signals for strong public proof such as LinkedIn, portfolios, and high-quality GitHub work.

Scores and examples

Which profiles scored 90+ in the HackerRank ATS resume checker?
The HackerRank ATS resume checker examples on this page are Laszlo Palfi at 98, Simone Tiraboschi at 95, Carlos Vega at 91, Shubham Gupta at 91, Praveen Sureshkumar at 91, and Wirry Dang at 90.
What helped the highest HackerRank ATS score profiles rank so well?
The strongest profiles combined major open-source contributions, clear GitHub proof, high-scale production work, and deep technical skill signals. Laszlo Palfi and Simone Tiraboschi both reached full Open Source and Production scores, which explains their leading HackerRank ATS score results.
Why do GitHub links matter for a HackerRank resume ATS score?
GitHub links make resume claims easier to verify. They provide public evidence to verify the projects mentioned in a resume.

Improving your score

Can early-career engineers rank well in the HackerRank ATS?
Yes. Carlos Vega, Shubham Gupta, and Wirry Dang reached 90+ with one to three years of experience because their profiles showed concrete AI, systems, hardware, open-source, and production signals. The HackerRank ATS resume review rewards proof, not just years of experience.
What should I improve to raise my HackerRank resume ATS score?
The improvement notes repeat a clear pattern: document personal repositories, add readable READMEs, publish live demos where possible, diversify open-source contributions, and make production impact easy to scan.

Using Detoxify's Webpage ATS checker

Is Detoxify's HackerRank ATS checker free?
Yes. The page CTA says you can try the resume checker without a sign-up or paywall and get results in seconds.
How should developers use these 90+ Score HackerRank ATS examples?
Use the six profiles as benchmarks for a GitHub HackerRank ATS resume review: compare your GitHub proof, open-source work, self projects, production impact, and technical skills against the patterns shown here before running your own resume through the checker.