Enterprise Java Expertise
We specialize in connecting organizations with experienced Java professionals across backend development, cloud platforms, distributed systems, and enterprise modernization initiatives.
The Full Java Stack, End to End
Every professional in our network is evaluated across the technologies that power modern enterprise Java systems.
Java Enterprise
Core Java SE/EE, JVM internals, concurrency, performance tuning, and enterprise application frameworks.
Java 8–21, JVM tuning, multithreading, design patterns
Core banking, ERP systems, enterprise middleware
Spring Boot
Production-grade microservice development, auto-configuration, Spring Security, Spring Data, and reactive programming with WebFlux.
Spring MVC, Spring Security, Spring Data JPA, WebFlux
REST APIs, microservices, enterprise backends
Microservices
Distributed system design, service decomposition, API gateway patterns, circuit breakers, and event-driven architecture.
Domain-driven design, Saga pattern, service mesh
Platform modernization, scalable backends
REST APIs
API design, versioning, OpenAPI/Swagger documentation, rate limiting, and enterprise API gateway integration.
RESTful design, OAuth 2.0, API security, GraphQL
Integration platforms, partner APIs, mobile backends
Apache Kafka
Event streaming, real-time data pipelines, Kafka Streams, consumer groups, and high-throughput messaging architectures.
Kafka Streams, Schema Registry, Avro, KSQL
Real-time analytics, event sourcing, data pipelines
RabbitMQ
Message broker configuration, exchange patterns, dead-letter queues, and reliable async communication between services.
AMQP, message routing, queue management
Order processing, notification systems, task queues
Docker
Containerization of Java applications, multi-stage builds, image optimization, and container security best practices.
Dockerfile authoring, Docker Compose, image registries
Dev/prod parity, CI/CD pipelines, cloud deployments
Kubernetes
Container orchestration, Helm chart authoring, horizontal pod autoscaling, and GitOps-based Java application delivery.
Helm, Kustomize, Istio, resource management
Enterprise platform engineering, cloud-native apps
AWS
Cloud-native Java on AWS — Lambda, ECS/EKS, RDS, SQS/SNS, API Gateway, and infrastructure-as-code with CDK or Terraform.
EKS, Lambda, RDS, CloudFormation, CDK
Cloud migration, serverless Java, managed services
Azure
Java workloads on Azure — AKS, Azure Functions, Service Bus, Cosmos DB, and Azure DevOps pipeline integration.
AKS, Azure Functions, Service Bus, Azure DevOps
Enterprise cloud, hybrid deployments, Microsoft stack
React
Full-stack Java engineers with React frontend expertise — component architecture, state management, and API integration.
React hooks, Redux, TypeScript, REST/GraphQL integration
Full-stack enterprise apps, internal tooling, portals
Angular
Enterprise Angular development paired with Java backends — modules, services, RxJS, and enterprise UI frameworks.
Angular modules, RxJS, NgRx, Material Design
Enterprise dashboards, B2B portals, SPA applications
Oracle
Oracle Database integration, PL/SQL, stored procedures, performance tuning, and enterprise data modeling.
Oracle 19c/21c, PL/SQL, query optimization, RAC
Financial systems, ERP backends, legacy modernization
PostgreSQL
Open-source relational database expertise — schema design, indexing strategies, replication, and JPA/Hibernate integration.
PostgreSQL 14+, Hibernate, Flyway, query optimization
Cloud-native data layers, SaaS platforms, microservices
SQL Server
Microsoft SQL Server integration with Java — JDBC, stored procedures, T-SQL, and enterprise data warehouse patterns.
SQL Server 2019+, T-SQL, SSRS, JDBC drivers
Microsoft-stack enterprises, reporting systems, ERP
From Individual Contributors to Enterprise Architects
We recruit across the full spectrum of Java engineering roles — from hands-on developers to senior technical leaders.
Java Developer
Mid-LevelBackend Java development, REST API implementation, database integration, and unit testing within agile enterprise teams.
Senior Java Engineer
SeniorComplex system design, performance optimization, mentoring junior engineers, and owning critical backend services end-to-end.
Full Stack Java Developer
Mid–SeniorJava backend paired with React or Angular frontend — building complete features across the full application stack.
Spring Boot Developer
Mid–SeniorSpecialized in Spring Boot microservice development, Spring Security, Spring Data, and cloud-native service deployment.
Java Technical Lead
LeadTechnical leadership of Java engineering teams — architecture decisions, code reviews, sprint planning, and cross-team coordination.
Java Architect
PrincipalEnterprise-scale system architecture, technology roadmap definition, platform standardization, and cross-functional technical governance.
Cloud Engineer
Mid–SeniorCloud-native Java deployments on AWS, Azure, or GCP — infrastructure-as-code, container orchestration, and cloud cost optimization.
DevOps Engineer
Mid–SeniorCI/CD pipeline engineering, Kubernetes cluster management, monitoring, and platform reliability for Java application delivery.
Backend Engineer
Mid–SeniorHigh-performance backend systems, distributed data processing, API design, and integration with enterprise data platforms.
Built for the Complexity of Enterprise Engineering
The professionals we place are experienced in the initiatives that define modern enterprise technology programs.
Cloud Migration
Lift-and-shift and re-architecture of Java workloads to AWS, Azure, and GCP — with minimal disruption to production systems.
Application Modernization
Transforming legacy Java monoliths into maintainable, scalable architectures using modern frameworks and cloud-native patterns.
Microservices Architecture
Decomposing complex systems into independently deployable services with well-defined APIs and event-driven communication.
API Development
Designing and building enterprise-grade REST and GraphQL APIs — versioned, documented, secured, and built for scale.
Containerization
Packaging Java applications in Docker containers and orchestrating them with Kubernetes for consistent, portable deployments.
CI/CD Automation
Building automated build, test, and deployment pipelines using Jenkins, GitHub Actions, GitLab CI, and ArgoCD.
Legacy Modernization
Migrating Java EE and older Spring applications to modern Spring Boot, cloud-native architectures, and current Java LTS versions.
Performance Optimization
JVM tuning, database query optimization, caching strategies, and load testing to meet enterprise SLA requirements.
Distributed Systems
Designing fault-tolerant, highly available distributed systems using event sourcing, CQRS, and consensus protocols.
Java Powers the World's Most Critical Systems
Banking
Core banking platforms, payment processing engines, trading systems, and regulatory compliance applications.
Healthcare
EHR integrations, clinical data platforms, HIPAA-compliant systems, and HL7/FHIR interoperability solutions.
Insurance
Policy management systems, claims processing platforms, actuarial data pipelines, and underwriting automation.
Retail
High-availability e-commerce platforms, inventory management, order processing engines, and recommendation systems.
Telecommunications
Network management systems, billing platforms, OSS/BSS modernization, and real-time data processing infrastructure.
Manufacturing
Supply chain systems, IoT data platforms, ERP integrations, and industrial automation backends.
Technical Depth Over Resume Volume
We take a different approach to Java recruiting — one built around understanding your engineering environment, not just filling headcount.
Technical Intake
We begin every engagement by understanding your stack, team structure, and the specific Java expertise your project requires — not a generic job description.
Ecosystem Evaluation
Candidates are assessed on the specific technologies relevant to your environment — Spring Boot, Kafka, Kubernetes, cloud platforms — not just years of Java experience.
Enterprise Alignment
We evaluate how candidates have operated in enterprise contexts — large codebases, cross-functional teams, compliance requirements, and production-scale systems.
Curated Shortlists
You receive a focused set of candidates whose skills genuinely align with your project — not a high-volume pipeline of loosely matched profiles.
Looking for Java Talent?
Whether you're hiring a single engineer or expanding an enterprise development team, Network Block Technologies is ready to help.