HRS tech stack
HRS builds mostly with Python, Java, JavaScript, SQL. Its stack also includes AWS, Kubernetes, PostgreSQL, Redis. LLM is named in 6 of the 23 job postings HRS published in the last 12 months (26%). Counted by Alion from the job postings of HRS, updated Sep 26, 2026.
What programming languages does HRS use?
Python is named in 22% of job postings at HRS, followed by Java (13%), JavaScript (9%), SQL (4%).
What frameworks and libraries does HRS use?
CrewAI is named in 4% of job postings at HRS, followed by DSPy (4%), LangChain (4%), LangGraph (4%).
What databases does HRS use?
PostgreSQL is named in 9% of job postings at HRS, followed by Redis (4%), Milvus (4%).
What cloud and platforms does HRS use?
AWS is named in 17% of job postings at HRS, followed by Kubernetes (17%), Azure (13%), Amazon EKS (9%).
AWS
4 17%
Kubernetes
4 17%
Azure
3 13%
Amazon EKS
2 9%
AWS Bedrock
1 4%
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What developer tools does HRS use?
Copilot is named in 52% of job postings at HRS, followed by Terraform (9%), Claude Code (4%), Google ADK (4%).
What AI and ML technologies does HRS use?
LLM is named in 26% of job postings at HRS, followed by Claude (4%).
Which engineering practices does HRS ask for?
AI Agents is named in 35% of job postings at HRS, followed by CI/CD (26%), LLM Guardrails (13%), RAG (13%).
AI Agents
8 35%
CI/CD
6 26%
RAG
3 13%
Platform Engineering
2 9%
Incident Management
2 9%
Show all (17)
How does your stack fit HRS?
How modern is the HRS stack?
HRS scores 80 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 2; legacy ones: 0.
Companies with a stack like HRS
Questions about the HRS tech stack
What programming languages does HRS use?
The languages named in HRS job postings are Python (22%), Java (13%), JavaScript (9%), SQL (4%), TypeScript (4%), as a share of the 23 postings of the last 12 months.
Does HRS use AWS?
Yes. AWS is named in 4 of 23 job postings (17%) and required in 4 of them.
What cloud and platforms does HRS use?
The cloud and platforms named in HRS job postings are AWS (4), Kubernetes (4), Azure (3) (postings in brackets).
Is the HRS tech stack changing?
No new technology has appeared in HRS job postings in the last six months.
How modern is the HRS tech stack?
HRS scores 80 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 2; legacy ones: 0.
How does Alion know the HRS tech stack?
Alion reads every job posting HRS publishes and tags the technologies each one names. The figures on this page count the 23 postings of the last 12 months and were updated on Sep 26, 2026.
Method and citation
Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count
Alion, "HRS tech stack: 65 technologies from 23 job postings", as of Sep 26, 2026. https://alion.io/company/hrs-2/technologies