Primary Skills
Expert
Pure Java
16
Generics
4
Data Structure
12
Multi-threading
12
HDFS
3
Spark
3
Developer
Lambda Expressions
1
Spring
8
Spring Data
2
Hibernate
6
JDBC
8
Rest
4
HTTP
10
MySQL
4
Oracle
2
Postgress
3
Maven
7
Scala
2
Python
4
Spring Boot
2
AWS
2
Azure
1
JMS
2
MongoDB
3
ElasticSearch
3
Functional
2
Docker
3
Linux Superuser
3
Swarm
1
HA
2
Analytic
5
Machine Learning
6

Professional experience

Big Data Architect
Thetaray

Help customer migrate product from monolith, scale up product to microservice-based scale out architecture. ThetaRay is a startup that develops anomaly-detection algorithm and product. My role is to design a system that will allow users to transform raw data into numeric matrix, run the algorithm and investigate results. Part of my role is to select the technology stack, model the data and lay the foundation for development and deployment. The technology stack includes: Microservices, Spark, Hadoop, Spring boot, Angular JS.

LATEST ARTICLES

by haimc
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Following my successful lecture I’d like to share the slides with you. If you already familiar with Spark API, it's time to take your code to a higher level and gain performance. In this session we go over best practices of handling data, improved code and Spark cluster configuration. Hope...

by haimc
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What Is Safe Mode in HDFS? HDFS is a distributed file system. This means that blocks of the file are replicated between the datanodes of the HDFS, depending on the file's replication factor. The default replication factor in HDFS is 3 (configurable via hdfs-site.xml), so every block is written to...