Java Core Experts
We bring deep understanding of the JVM, concurrency, memory, and performance. When reliability and correctness matter, we optimize software to the maximum - under load, over time, for production.
Deep Java Engineering
Our work is grounded in a deep understanding of Java internals — from bytecode and classloading to memory models, concurrency, and run-time behavior. We solve problems where the JVM and JIT truly matter.
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Low-Level Insight
Reason about how Java bytecode runs on the metal.
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Fine-tuning
Leverage JVM capabilities to improve performance.
Fast Database Access
We work at the level where Java actually meets the database: JDBC behavior, connection pooling, data access patterns, caching strategy, batching, and I/O cost. The focus is on minimizing latency, reducing allocations, and ensuring predictable performance.
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Query Paths
Design calls to minimize round-trip overhead.
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Connection Control
Pooling and lifecycles tuned for stable throughput.
Performance & Memory
We work with memory, garbage collection, profiling and thread activity monitoring tools to achieve stable, efficient execution. The result: predictable throughput and performance that doesn’t collapse under load.
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Memory Model
Help identify leaking memory allocation patterns.
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Execution Paths
Expertise in profiling and identifying bottlenecks.
Areas of Expertise
Where JVM Meets the Metal
We help teams understand, diagnose, and resolve performance, memory, and concurrency issues in complex Java systems — without rewrites, guesswork, or trial-and-error tuning.
Advanced JVM Diagnostics
We inspect running systems to reveal what's actually happening inside the JVM.
No assumptions — just measured, observed, confirmed behavior.
What We Analyze
- JVM run-time monitoring
- Performance micro-profiling
- Heap analysis and leak detection
- GC tuning and optimization
- Database integration improvements
- Contention and deadlock resolution
Run-time Observation
JMX metrics, thread dumps, memory snapshots, and live profiling to understand actual run-time behavior — not assumed architecture diagrams.
Memory & Heap Clarity
We identify leak sources, allocation pressure zones, and GC configuration issues — restoring stable memory behavior.
Concurrency & Scheduling
We track locks, thread pools, contention hotspots, and race-condition behavior to establish predictable execution.
Hot Path Optimization
When required, we tune method layout, inlining behavior, call graphs, and generated bytecode to reduce overhead where performance is critical.
When Reliability Matters, Precision Matters
We are often brought in when systems behave unpredictably, when performance degrades without clear cause, or when memory and concurrency issues appear that are difficult to track down internally. Our role is to bring clarity and resolution.
About Us20+
Years of hands-on Java and JVM expertise
100+
Complex systems analyzed, diagnosed, and stabilized
100%
Decisions driven by exact measurement and profiling
Why Atek Software?
We join teams when performance, memory, or concurrency issues become difficult to diagnose internally. Our work is based on measurement, JVM-level insight, and clear reasoning — not guesswork, trend-chasing, or magic configuration tweaks.
The kind of expertise that matters:
- High capability to interpret profiling data.
- Experience with concurrency issues.
- Niche specialization in JVM internals.
- Expertise in memory pressure points.
- Vast knowledge of Java GC and heap layout.
- Generality to cover various frameworks.
- Widely tested performance improvements.
- Proven experience for over two decades.
Location
You can meet us at our office in Iași, Romania pinned on the map below.
Leave us a message at office@atek.ro and we will get back to you as soon as possible.
Phone
Our experts are available from Monday to Friday between 09:00–17:00 EET.