Spring Boot services
REST and messaging services with Spring Data JPA, Spring Security and Actuator for health and metrics.
Languages and frameworks
Java development.
Java is a mature, well-supported platform for large and long-running systems, with the JVM giving strong performance and tooling. We use it for banking, integration-heavy and enterprise back ends where stability counts.
A short call. Your first build, a fixed quote, and the timeline. No obligation.
What we build with Java
Where it fits.
Event-driven integrations
Kafka consumers and producers that move data between core systems with exactly-once style handling where it matters.
Batch processing
Spring Batch jobs for settlement, reporting and bulk imports, with restart and audit support.
Android back-end support
Server APIs that serve Kotlin and Java Android clients with versioned, documented endpoints.
When it is the right choice
Choose Java when
- →The surrounding systems are already on the JVM.
- →You need strict transactions, security and long support windows.
- →A large team will maintain the code for years.
Worth knowing
Honest trade-offs.
- →Applications can be heavier on memory and slower to start than lighter runtimes, though native images and tuning help.
- →Frameworks encourage layers of abstraction, so we guard against over-engineering.
Often paired with
Spring BootPostgreSQLKafkaMavenDockerKubernetes
Proof
Work built by the same team.
Closeum
13+ connected modules from calls through commissions
13+connected modules
5role types
32completed transactions
40+leads managed
SIIMS
Orders, production, warehouse, and dispatch on the same records
4operational roles
37backend tests passed
17hosted workflow tests passed
Ledgerline
603 tests passed in a dated financial-control verification
SAR 760Kcash reconciled end to end
603tests passed
14control findings fixed
3finance sources in one ledger
Common questions
Before you start.
Java or Kotlin?
Kotlin works well on the same JVM and is nicer to write, while Java has the widest hiring pool. We follow whatever your team can maintain.
Is Java suitable for cloud native?
Yes. Spring Boot and Quarkus run well in containers, and we tune memory and startup for the platform.
Can you integrate with our legacy systems?
That is a common job. Java has mature connectors for databases, SOAP, MQ and file-based exchanges.
What do you build with Java?
Enterprise services, Android apps, Banking systems, Integration layers, and related work. We choose Java when it is the right fit for the product, the team and the budget.
Can you work with our existing Java code?
Yes. We can review what you have, fix what is fragile, and extend it, or build alongside your team.
Keep exploring
More than Java.
Where we apply it
The Audit
Get my free AuditKnow what to build first.
Book a short call and show us one workflow. You leave with what we would build first, a fixed quote, and what should wait.