
We are seeking a highly skilled Java Backend Developer with 5–8 years of experience in designing and implementing scalable backend systems. The ideal candidate will have strong expertise in Spring Boot, microservices, SQL & NoSQL databases, and deep knowledge of multithreading and concurrency in Java.
🚀 Key Responsibilities:
- Design, develop, test, and maintain robust backend services and APIs using Java & Spring Boot.
- Build and optimize microservices-based architectures for scalability and reliability.
- Work with both SQL (MySQL, PostgreSQL) and NoSQL (MongoDB, Cassandra) databases.
- Implement multithreading and concurrency techniques for performance optimization.
- Collaborate with frontend, DevOps, and QA teams to ensure smooth delivery.
- Write clean, maintainable, and well-documented code following best practices.
- Conduct code reviews and provide feedback to peers.
- Troubleshoot and resolve issues across development, testing, and production environments.
🛠 Required Skills:
- 5–8 years of professional backend development experience.
- Strong expertise in Java 11 or 17+ (preferably Java 17 and above).
- Hands-on experience with Spring Boot & Spring frameworks.
- Solid understanding of JVM architecture, Garbage Collection (GC) tuning & optimization.
- Must-have: CI/CD tools and containerization (Docker/Kubernetes).
- Proficiency in SQL & NoSQL databases.
- Strong grasp of multithreading, concurrency, and performance tuning.
- Experience in designing & building RESTful APIs.
- Proficiency with Git and branching workflows.
- Excellent problem-solving skills and a proactive approach.
✅ Nice-to-Have:
- Exposure to cloud platforms (AWS, GCP, Azure).
- Familiarity with messaging systems (Kafka, RabbitMQ).
- Knowledge of monitoring & logging tools (ELK, Prometheus, Grafana).

About CoffeeBeans
About
CoffeeBeans Consulting is a technology partner dedicated to driving business transformation. With deep expertise in Cloud, Data, MLOPs, AI, Infrastructure services, Application modernization services, Blockchain, and Big Data, we help organizations tackle complex challenges and seize growth opportunities in today’s fast-paced digital landscape. We’re more than just a tech service provider; we're a catalyst for meaningful change
Tech stack
Candid answers by the company
CoffeeBeans Consulting, founded in 2017, is a high-end technology consulting firm that helps businesses build better products and improve delivery quality through a mix of engineering, product, and process expertise. They work across domains to deliver scalable backend systems, data engineering pipelines, and AI-driven solutions, often using modern stacks like Java, Spring Boot, Python, Spark, Snowflake, Azure, and AWS. With a strong focus on clean architecture, performance optimization, and practical problem-solving, CoffeeBeans partners with clients for both internal and external projects—driving meaningful business outcomes through tech excellence.
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