Database Developer

HARMAN’s engineers and designers are creative, purposeful and agile. As part of this team, you’ll combine your technical expertise with innovative ideas to help drive cutting-edge solutions in the car, enterprise and connected ecosystem. Every day, you will push the boundaries of creative design, and HARMAN is committed to providing you with the opportunities, innovative technologies and resources to build a successful career. A Career at HARMAN As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you’ll discover that at HARMAN you can grow, make a difference and be proud of the work you do everyday. Job Description: Database Developer RDBMS, Vector Databases and NoSQL) (7~10 years)   Position Overview We are seeking a skilled and innovative Database Developer with expertise in Relational Database Management Systems (RDBMS), NoSQL databases, and emerging Vector databases. The ideal candidate will design, develop, and optimize database solutions to meet our application needs, ensuring high performance, scalability, and reliability. This role involves working with various database technologies and collaborating with cross-functional teams to implement modern data storage solutions. Key Responsibilities · Database Design and Development Design and implement database schemas for RDBMS (PostgreSQL , MS SQL Server). Implement vector databases  for AI/ML applications (e.g., PGVector, Pinecone, Milvus). Develop and maintain NoSQL databases (e.g., MongoDB, Cassandra). · Query Optimization and Performance Tuning Write and optimize complex SQL queries, stored procedures, and triggers. Analyse query performance and implement indexing strategies. Optimize NoSQL data models and queries for high-throughput and low-latency workloads. · Database Administration Set up and configure database instances across RDBMS, NoSQL, and Vector database platforms. Monitor database health, performance, and storage capacity. Implement backup and disaster recovery solutions. · Collaboration and Documentation Work closely with software engineers, data scientists, and product teams to understand database requirements. Document database designs, schemas, and operational processes. · Security and Compliance Implement security best practices for databases, including encryption, role-based access, and auditing. Ensure compliance with data protection & privacy regulations (e.g., GDPR, HIPAA). Required Skills and Qualifications Education:  Bachelor’s degree in Computer Science, Information Technology, or a related field. Experience: 7~10  years of experience with RDBMS (e.g., MySQL, PostgreSQL, Oracle, or SQL Server).Hands-on experience with NoSQL databases (e.g., MongoDB, Cassandra).Knowledge of vector databases (e.g., PGvector, Pinecone, Milvus) and their integration with AI/ML workflows. Technical Skills: Proficient in SQL and NoSQL query languages.Strong understanding of database indexing, sharding, and replication.Experience with database orchestration tools (e.g., Flyway, Liquibase).  Problem-Solving:  Strong analytical skills for troubleshooting database issues and optimizing performance. Communication:  Excellent verbal and written communication skills. Preferred Skills Experience with graph databases (e.g., Neo4j, ArangoDB). Familiarity with large-scale data processing tools (e.g., Apache Spark, Kafka). Knowledge of AI/ML integration with vector databases.  Certification in database technologies HARMAN is proud to be an Equal Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard torace, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.