- Batch and real-time data processing, lambda architecture (Spark) - Design scalable data storage, for mixed workloads (writes/reads 10,000/s) - (Cassandra) - Performance testing and tunning (JVM, Garbage Collection, Cassandra Driver) - System Architecture Design (Kubernetes, OpenShift, Cassandra, Oracle DB, Gemfire) - Containerization of applications, building continuous delivery pipeline (Docker, Jenkins, OpenShift)

- Developing RESTful API using Play! Framework to process event data stream from mobile applications and push it down to Kafka queue - Process data from Kafka queue and place it in HDFS on Hadoop cluster

- Building adapters for various AdNetworks to extend Android SDK for Skyrocket product (mobile Advertisement and Monetization platform) - Building Automated Testing framework to perform functional testing of Android SDK for SkyRocket product - Working with QA team to build various Android applications to test AdServer API protocol - Increasing code coverage of Adnroid SDK Automated Testing Framework by adding additional tests using JUnit - Automating deployment of Testing Framework using Python

- Responsible for company systems & network administration and security (Windows & *nix) - Built and managed Active Directory/DNS infrastructure - 1C configuration and administration - LAN/WAN/VPN administration, and intrusion detection and prevention monitoring - Configured and managed network infrastructure (Wireless access points, load balancers, firewalls)

Building websites using HTML, CSS, Javascript, PHP & MySQL