At Hello World Tech Consulting, we build high-performance backend systems using the power of Java, Spring Boot, and modern microservices architecture. Whether you’re building a new application from scratch or modernizing a legacy platform, our backend services are designed to be scalable, maintainable, and future-ready.
Enterprise-Grade Java Development
Our team brings over a decade of experience delivering robust backend systems using Java. From domain-driven designs to database abstraction layers, we ensure your Java application is efficient, modular, and easy to scale. We use proven tools like Spring Boot, Spring Data JPA, and Hibernate, ensuring best practices across every layer of your backend stack.
Spring Boot Microservices Architecture
Microservices have revolutionized how modern backend systems are built. We specialize in designing Spring Boot-based microservices that enable modular development, easy maintenance, and independent deployments. Our architecture patterns follow domain boundaries, API gateway models, and service orchestration using tools like Spring Cloud, Netflix OSS, and Kafka for messaging.
Our Core Java Backend Services Include
✅ RESTful API Development using Spring Boot
✅ Microservices Architecture Design and Development
✅ Database Design and ORM using Hibernate
✅ Event-Driven Systems using Kafka
✅ Spring Security and JWT-based Authentication
✅ Cloud-Native Deployments on AWS / GCP
✅ Performance Optimization and Code Audits
✅ CI/CD Integration and DevOps Support
Why Choose Hello World Tech Consulting?
🔹 14+ years of Java backend development experience
🔹 Successfully delivered projects for SaaS, fintech, and e-commerce clients
🔹 Deep expertise in Spring ecosystem: Boot, Data, Cloud, Security, AI
🔹 Flexible engagement models — project-based, dedicated teams, or support
🔹 Transparent communication and agile project delivery
Our Backend Stack
Languages: Java 17+, Kotlin (optional)
Frameworks: Spring Boot, Spring Web, Spring Security, Spring AI
Data: PostgreSQL, MySQL, MongoDB, Cassandra
Messaging: Kafka, RabbitMQ
DevOps: Docker, Kubernetes, GitHub Actions, AWS CodePipeline
Monitoring: ELK Stack, Prometheus, Grafana
Get Started With Your Backend Project
Whether you’re launching a new SaaS platform, upgrading your legacy systems, or building an intelligent AI-backed backend — we’re here to help. Our team works closely with your stakeholders to align the architecture, roadmap, and delivery with your business vision.
📩 Let’s Talk – [Contact Us]
📞 Or Book a Free Consultation Today