Hazelcast tech stack
Hazelcast builds mostly with Java, SQL, C#, C++. Its stack also includes Kubernetes, Apache Kafka, JUnit, Vert.x. Java is named in 12 of the 12 job postings Hazelcast published in the last 12 months (100%). Counted by Alion from the job postings of Hazelcast, updated Oct 31, 2026.
What programming languages does Hazelcast use?
Java is named in 100% of job postings at Hazelcast, followed by SQL (33%), C# (25%), C++ (25%).
C# 
What frameworks and libraries does Hazelcast use?
JUnit is named in 8% of job postings at Hazelcast, followed by Vert.x (8%).
What cloud and platforms does Hazelcast use?
Kubernetes is named in 33% of job postings at Hazelcast, followed by Apache Kafka (25%), AWS (8%), GitHub Actions (8%).
What developer tools does Hazelcast use?
Helm is named in 25% of job postings at Hazelcast, followed by Ansible (8%), Docker (8%), Jenkins (8%).
What AI and ML technologies does Hazelcast use?
LLM is named in 8% of job postings at Hazelcast.
LLM
1 8%
Which engineering practices does Hazelcast ask for?
CI/CD is named in 17% of job postings at Hazelcast.
CI/CD
2 17%
What does each Hazelcast team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Solutions
4 postingsHow does your stack fit Hazelcast?
How modern is the Hazelcast stack?
Hazelcast scores 81 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: 1; legacy ones: 0.
How common is the Hazelcast stack in its industry?
Share of the 83 companies in the same industries, whose stack Alion knows, that use each technology.
Hazelcast products in its job postings
Postings at Hazelcast name its own products. They describe what the company makes, so they are left out of the stack above.
Companies with a stack like Hazelcast
Questions about the Hazelcast tech stack
What programming languages does Hazelcast use?
The languages named in Hazelcast job postings are Java (100%), SQL (33%), C# (25%), C++ (25%), Bash (8%), as a share of the 12 postings of the last 12 months.
Does Hazelcast use Kubernetes?
Yes. Kubernetes is named in 4 of 12 job postings (33%) and required in 3 of them.
What cloud and platforms does Hazelcast use?
The cloud and platforms named in Hazelcast job postings are Kubernetes (4), Apache Kafka (3), AWS (1) (postings in brackets).
What skills do you need for a Solutions job at Hazelcast?
Solutions postings at Hazelcast most often require Apache Kafka (3), C# (3), C++ (3), Helm (3), out of 4 postings in the last 12 months.
Is the Hazelcast tech stack changing?
No new technology has appeared in Hazelcast job postings in the last six months.
How modern is the Hazelcast tech stack?
Hazelcast scores 81 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: 1; legacy ones: 0.
How does Alion know the Hazelcast tech stack?
Alion reads every job posting Hazelcast publishes and tags the technologies each one names. The figures on this page count the 12 postings of the last 12 months and were updated on Oct 31, 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, "Hazelcast tech stack: 22 technologies from 12 job postings", as of Oct 31, 2026. https://alion.io/company/hazelcast-2/technologies