Senior Backend Java Engineer

Job Title: Senior Backend Java Engineer

Location: Sunnyvale, CA 94085 (Onsite)

Performance Expectations:

Technical Hiring Criteria (Must Haves)

Top 3 Required skills:

Advanced Java,

Redis,

Apache Flink,

Cassandra,

Docker,

Kubernetes

Years of experience in each of the must-have skills: 7 Years

Job Description:-

We are seeking a highly skilled Backend Software Engineer to design, develop, and maintain scalable,

high-performance backend services and distributed systems.

The ideal candidate will have strong expertise in Java-based microservices architecture, real-time data processing, distributed databases, containerization technologies, and cloud-native application development.

The candidate will play a critical role in building resilient backend platforms capable of processing large-scale data streams while ensuring reliability, scalability, and performance.

Key Responsibilities

• Design and develop scalable backend applications using Advanced Java.

• Build and optimize microservices-based architectures and RESTful APIs.

• Develop and maintain real-time data streaming and event-driven solutions using Apache Kafka and Apache Flink.

• Design efficient data storage and retrieval mechanisms using Cassandra, Redis, and SQL databases.

• Containerize applications using Docker and deploy/manage workloads on Kubernetes.

• Collaborate with cross-functional teams including Product Managers, Architects, DevOps, and QA engineers.

• Implement performance tuning, monitoring, logging, and observability practices.

• Ensure application reliability, scalability, and security following engineering best practices.

• Participate in code reviews, architecture discussions, and technical design sessions.

• Troubleshoot production issues and provide timely resolutions.

Required Skills

Core Technologies

• Advanced Java (Java 11/17 preferred)

• Spring Boot / Microservices Architecture

• REST APIs and Distributed Systems

Data & Streaming

• Apache Kafka

• Apache Flink

• SQL (MySQL, PostgreSQL, or equivalent)

Databases

• Cassandra

• Redis

Containerization & Orchestration

• Docker

• Kubernetes

Additional Competencies

• Data Structures and Algorithms

• System Design and Scalability

• Performance Optimization

• CI/CD Practices

• Git and Version Control

Nice to Have

• Apache Spark

• AWS (EC2, EKS, ECS, S3, RDS, Lambda or related services)

• Infrastructure as Code (Terraform/CloudFormation)

• Monitoring tools such as Prometheus, Grafana, ELK Stack

• Experience with large-scale distributed data platforms

Education

• Bachelor's or master's degree in computer science, Information Technology, Engineering, or a related field.

Preferred Experience

• Experience building enterprise-scale backend platforms.

• Hands-on experience with cloud-native and containerized environments.

• Strong understanding of event-driven architectures and distributed computing.

• Experience handling high-volume transactional and streaming workloads.

• Exposure to agile development methodologies and DevOps practices.