Senior Backend Engineer - Java Technologies

Job Title : Senior Backend Engineer (Java / Spring Boot / System Design)Experience : 4 - 6 YearsLocation : Bangalore (In-Office)Industry : Product / Tech StartupAbout the Role :We are looking for a Backend Powerhouse who lives and breathes high-scale distributed systems. At HiringBlaze, we are scouting for a top-tier Java Developer for our client who is transitioning from traditional architectures to AI-driven industrial intelligence.If you are a 4-year veteran who can lead System Design (HLD/LLD) discussions and is excited about the intersection of Java Ecosystem and Generative AI (RAG/Agentic AI), this is the role for you.Technical Requirements (Must Haves) :- Core Java & Frameworks : Expert proficiency in Java 11/17+, Spring Boot, and Hibernate/JPA.- System Design (Core Focus) : Proven experience in designing scalable Microservices. You should be able to justify your choices in LLD (Design Patterns, SOLID) and HLD (Scalability, Fault Tolerance).- Databases : Strong experience with RDBMS (PostgreSQL/MySQL) and NoSQL (MongoDB/Cassandra). Deep understanding of indexing, query optimization, and schema design.- Concurrency : Deep understanding of multi-threading, JVM internals, and garbage collection tuning.- Messaging & Caching : Hands-on experience with Kafka, RabbitMQ, and Redis.The AI Advantage (Big Plus) :- We are moving towards an Agentic AI future. Candidates with exposure to the following will be prioritized : - Generative AI & LLMs : Understanding of integrating LLMs into backend workflows.- RAG (Retrieval-Augmented Generation) : Experience with Vector Databases (Pinecone, Milvus, or Weaviate).- Agentic Frameworks : Exposure to LangChain, LlamaIndex, or building autonomous AI agents.Key Responsibilities :- Architectural Leadership : Take ownership of the end-to-end design and implementation of complex backend services.- Code Excellence : Write "Clean Code" that is modular, testable, and highly efficient.- Performance Engineering : Identify bottlenecks in the system and optimize for sub-second latency and high throughput.- Mentorship : Conduct rigorous code reviews and drive engineering best practices within the team.- Innovation : Actively research and implement AI-driven features (RAG/Agents) to enhance the core product.What We Offer :- Top-of-the-Market Compensation : Up to 30 LPA for the right candidate.- Architecture-First Culture : A workplace where technical debt is addressed, and HLD/LLD is given priority over "quick fixes."- Cutting-Edge Stack : Work at the forefront of Java and Generative AI integration. (ref:hirist.tech)