Opkey tech stack
Opkey builds mostly with Java, Python. Its stack also includes Azure, Selenium, AWS, Milvus. Java is named in 2 of the 3 job postings Opkey published in the last 12 months (67%). Counted by Alion from the job postings of Opkey, updated Oct 24, 2026.
What programming languages does Opkey use?
Java is named in 67% of job postings at Opkey, followed by Python (33%).
What frameworks and libraries does Opkey use?
Selenium is named in 67% of job postings at Opkey, followed by AutoGen (33%), CrewAI (33%), FAISS (33%).
Selenium
2 67%
AutoGen
1 33%
CrewAI
1 33%
FAISS
1 33%
FastAPI
1 33%
Flask
1 33%
JUnit
1 33%
LangGraph
1 33%
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What databases does Opkey use?
Milvus is named in 33% of job postings at Opkey, followed by Pinecone (33%), Qdrant (33%), Weaviate (33%).
What cloud and platforms does Opkey use?
Azure is named in 67% of job postings at Opkey, followed by AWS (33%), AWS Bedrock (33%), Amazon SageMaker (33%).
Azure
2 67%
AWS
1 33%
AWS Bedrock
1 33%
Azure DevOps
1 33%
Bitbucket
1 33%
GCP
1 33%
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What developer tools does Opkey use?
Docker is named in 33% of job postings at Opkey, followed by Jenkins (33%), TensorRT (33%).
What AI and ML technologies does Opkey use?
LLM is named in 33% of job postings at Opkey, followed by LoRA (33%), PEFT (33%), QLoRA (33%).
Which engineering practices does Opkey ask for?
AI Agents is named in 100% of job postings at Opkey, followed by CI/CD (100%), Embeddings (33%), Fine-tuning (33%).
AI Agents
3 100%
CI/CD
3 100%
Embeddings
1 33%
Fine-tuning
1 33%
Hallucination
1 33%
Knowledge Distillation
1 33%
Show all (19)
How does your stack fit Opkey?
How modern is the Opkey stack?
Opkey scores 86 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 Opkey stack in its industry?
Share of the 198 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Opkey
Questions about the Opkey tech stack
What programming languages does Opkey use?
The languages named in Opkey job postings are Java (67%), Python (33%), as a share of the 3 postings of the last 12 months.
Does Opkey use Selenium?
Yes. Selenium is named in 2 of 3 job postings (67%) and required in 2 of them.
What cloud and platforms does Opkey use?
The cloud and platforms named in Opkey job postings are Azure (2), AWS (1), AWS Bedrock (1) (postings in brackets).
Is the Opkey tech stack changing?
No new technology has appeared in Opkey job postings in the last six months.
How modern is the Opkey tech stack?
Opkey scores 86 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 Opkey tech stack?
Alion reads every job posting Opkey 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 24, 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, "Opkey tech stack: 61 technologies from 3 job postings", as of Oct 24, 2026. https://alion.io/company/opkey/technologies