Harikrishnan Prabhakharan
Software Developer
Chennai,TN
Summary
Seasoned Software developer equipped with the tools and knowledge needed to develop and maintain high performance and scalable applications. 5+ years of experience in developing, debugging and maintaining complex database programs.
Overview
4
4
years of post-secondary education
5
5
years of professional experience
Work History
Database Research and Developer
Zoho Corporation
Chennai, Tamilnadu
06.2015 - Current
- Build Columnar Database based on PostgreSQL, improving OLAP query performance by more than 10X, which is used in CRM and Business Intelligence applications.
- Improve SQL query performance by implementing Runtime Code generation and Vectorization techniques exploiting modern CPU.
- Design and Implement parallel query processing for further improvement of query performance.
- Design and implement Transactions for Columnar Database.
- Design reliable data ingestion system for Columnar Database to ingest data from Apache Kafka message queue.
- Research on developing cutting edge main memory and distributed databases.
- Design and implement ACID-compliant in-memory storage engine for PostgreSQL.
- Research on transforming Postgres into shared-disk distributed system.
- Mentor junior developers coming into team
Education
Bachelor of Technology - Electronics And Communications Engineering
SASTRA University
Thanjavur 06.2011 - 06.2015
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Skills
C
C
Database Research
Rust
Unix Programming
Java
Timeline
Database Research and Developer
Zoho Corporation
06.2015 - Current
Bachelor of Technology - Electronics And Communications Engineering
SASTRA University
06.2011 - 06.2015