Hello World Tech Consulting LLP

Hello World Tech Consulting LLP helps companies design and build scalable, production-grade backend systems using Java and cloud-native architecture. We specialize in solving complex backend and system design problems—not just coding features. Core Capabilities:- Java & Spring Ecosystem: Spring Boot, Spring Cloud, Spring Security, Spring Batch, Spring Integration Microservices Architecture: Domain-driven design, service decomposition, resiliency patterns Event-Driven Systems: Kafka, asynchronous messaging, distributed workflows Cloud & DevOps: AWS (EKS, ECS, Lambda), Docker, Kubernetes Data Systems: PostgreSQL, MongoDB, Elasticsearch, Redis Performance Engineering: Multithreading, high-throughput systems, low-latency APIs What We Build:- Scalable microservices platforms Event-driven architectures for real-time systems High-performance REST APIs & backend systems Data pipelines & batch processing systems Backend systems for AI/recommendation engines Proven Work:- Designed event-driven microservices for royalty management systems Built data migration and processing pipelines using Spring Boot + Apache Spark Stabilized and scaled enterprise e-hiring platform (Java + AWS) Developed asynchronous messaging systems using Spring Integration Implemented data warehousing pipelines using Spring Batch Built ML-powered recommendation system (Java + AWS + Python integration) Why Clients Choose Us:- Strong focus on architecture-first thinking Experience with high-scale distributed systems Clean, maintainable, production-ready code Ability to translate business problems into scalable systems Ideal Clients:- Startups building MVP → scalable architecture Enterprises modernizing monolith → microservices Teams needing backend performance or scalability fixes