CoreTek Labs tech stack
CoreTek Labs builds mostly with SQL, COBOL, JCL, Java. Its stack also includes Airflow, Apache Kafka, BigQuery, Google BigQuery. SQL is named in 2 of the 3 job postings CoreTek Labs published in the last 12 months (67%). Counted by Alion from the job postings of CoreTek Labs, updated Oct 17, 2026.
What programming languages does CoreTek Labs use?
SQL is named in 67% of job postings at CoreTek Labs, followed by COBOL (33%), JCL (33%), Java (33%).
What databases does CoreTek Labs use?
BigQuery is named in 33% of job postings at CoreTek Labs, followed by Google BigQuery (33%), Oracle (33%), Snowflake (33%).
BigQuery 
What cloud and platforms does CoreTek Labs use?
Airflow is named in 33% of job postings at CoreTek Labs, followed by Apache Kafka (33%), GCP (33%), GitHub Actions (33%).
What developer tools does CoreTek Labs use?
Abend-AID is named in 33% of job postings at CoreTek Labs, followed by Copilot (33%), Jenkins (33%), Terraform (33%).
What AI and ML technologies does CoreTek Labs use?
ChatGPT is named in 33% of job postings at CoreTek Labs, followed by Claude (33%), Gemini (33%), LLM (33%).
Which engineering practices does CoreTek Labs ask for?
CI/CD is named in 33% of job postings at CoreTek Labs, followed by Data Vault (33%), ETL/ELT (33%), Prompt Engineering (33%).
How does your stack fit CoreTek Labs?
How modern is the CoreTek Labs stack?
CoreTek Labs scores 95 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: 4; legacy ones: 0.
How common is the CoreTek Labs stack in its industry?
Share of the 960 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like CoreTek Labs
Questions about the CoreTek Labs tech stack
What programming languages does CoreTek Labs use?
The languages named in CoreTek Labs job postings are SQL (67%), COBOL (33%), JCL (33%), Java (33%), Python (33%), as a share of the 3 postings of the last 12 months.
What cloud and platforms does CoreTek Labs use?
The cloud and platforms named in CoreTek Labs job postings are Airflow (1), Apache Kafka (1), GCP (1) (postings in brackets).
Is the CoreTek Labs tech stack changing?
No new technology has appeared in CoreTek Labs job postings in the last six months.
How modern is the CoreTek Labs tech stack?
CoreTek Labs scores 95 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: 4; legacy ones: 0.
How does Alion know the CoreTek Labs tech stack?
Alion reads every job posting CoreTek Labs publishes and tags the technologies each one names. The figures on this page count the 3 postings of the last 12 months and were updated on Oct 17, 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, "CoreTek Labs tech stack: 28 technologies from 3 job postings", as of Oct 17, 2026. https://alion.io/company/coretek-labs/technologies