Suraj Shelke,
Contact No: 970-***-****
E-mail: adjmlw@r.postjobfree.com
Present Address: Navi Mumbai, Maharashtra
CAREER SUMMARY
Certified Apache Cassandra™ 3.x Administrator Associate from Datastax
Certified Apache Cassandra™ 3.x Developer Associate from Datastax
Certified Apache Cassandra™ 3.x Architect from Datastax
Oracle Certified Professional having experience in Project management and Banking Domain.
Overall, 10 years of experience in Cassandra database administration, Oracle Database Administration, and SQL Server database administration
More than 5 years in Cassandra database related activities
Expertise in tuning, development, analysis, design, all phases of SDLC, installation, patches, upgrades, migrations, configuration, database security, capacity planning, space management, data modeling, backup and recovery, cloning, auditing, SQL, PL/SQL, NoSQL, Azure Cloud services, troubleshooting, and documentation.
Possesses extensive experience in Oracle 9i, Oracle 10g, Oracle 11g, Oracle 12c, and Microsoft SQL Server 2012/2014 database systems; Operating Systems including HP-UNIX, LINUX, Windows; multidimensional tools; relational databases and data warehousing.
Excellent knowledge in database administration for Production, Testing and Development Environments, implementation and product support, performance monitoring, data, and user security, and development tools.
Possess outstanding communication skills, resulting in excellent rapport with employees and executive management.
SKILLS
Apache Cassandra 3.11 Admin/Architect
Elasticsearch Stack, Kibana, Beats, Prometheus, Grafana
Datastax Cassandra, Nodetool, Devcenter, Jmeter, Python, Cassandra Loader
Container-orchestration – Kubernetes, Docker
Middleware – Tomcat, Jboss, Weblogic
NoSQL Database – Cassandra, Azure Cosmos DB, Hbase
RDBMS – Oracle, SQL Server
OS – Windows, Unix, Linux, Hadoop HDFS
Cloud – Azure Cloud Services, Azure VM, AKS (Azure Kubernetes Service), ACR (Azure Container Registry), Azure Storage files, Azure Cosmos DB, Azure pipelines, Azure CLI
Bigdata – Pig, Hive, Spark, Scala
Agile Management – SwiftALm Enterprise
COURSES AND CONTRIBUTIONS
GitHub: Contributions in open source Cassandra projects on Azure using Kubernetes.
https://github.com/suraj1287
SingleNode_Cassandra_Docker_Inbulit_Keyspacemulti-node-cassandra
cassandra_backup_restore_scripts
cassandra_data_persistence_Azure
ELK_Cassandra_Monitoring_Kibana
ELK_azure_kubernetes
Intro to Python for Machine Learning: Completed the online course from IIT Kanpur.
StackOverflow: Regular contributor in the community.
https://stackoverflow.com/story/suraj1287
PROFESSIONAL EXPERIENCE
Company Name: Wipro Limited, Mumbai – Aug 2019 to Present (1.2 years)
Designation: Senior Engineer
Roles and Responsibilities:
Senior Cassandra Database Administrator
HDFC net banking team uses Cassandra for the backend to support The RSA Identity Protection and Verification Suite offers one of the most complete and innovative portfolios of strong authentication and anti-fraud technologies and is engineered to protect organizations and their online users against the latest external threats. It is a complete Software-as-a-Service (SaaS) portfolio that is designed to increase activity in online and remote transactions, inspire user confidence, and reduce fraud losses and related costs. The RSA Identity Protection and Verification Suite leverage RSA’s expertise in fraud analysis, fraud forensics, and fraud modeling.
Working as Apache Cassandra 3.10 Admin – Architect, Managing multiple clusters with 50 plus nodes- in production, QA & Development
Install new Databases releases and related software tools evaluate in Dev, Test environments and eventually promote to production
Apply software patches & upgrades server software for the Cassandra database to stay in compliance with security standards and performance
Analyze and resolve complex technical problems including performance tuning and debugging
Monitor database backups and maintain automated disaster recovery procedure
Plan database and server level capacity according to statistics and user requests
Coaches and mentors’ junior resources in Cassandra best practices
Creating user, keyspace, tables and analyzing the tables and recommending indexes and best practices using Cassandra data modeling techniques
Automating multiple Cassandra activities like repairs, daily backups, etc using scripts & cron jobs
24*7 support to the production environments
Cassandra data modeling best practices- Keyspaces, Table, Index, etc best practices (NoSql)
Environment: Apache Cassandra 3.11, DevCenter, Cqlsh, OpsCenter, Node tool, UNIX, Cassandra-stress, Shell Scripting, Apache Tomcat
Company Name: Digite Infotech Pvt Ltd, Mumbai – July 2012 to Aug 2019 (7.2 Years)
Designation: Team Lead-Database
Roles and Responsibilities:
Data Lake Admin (Cassandra DBA), Oracle and SQL Server DBA
Worked in an agile team to design and develop data lake from scratch, this is Machine Learning based product to provide predictions in the Project Management domain.
Configuring CI/CD pipeline for deploying and testing Cassandra in a cluster on Azure cloud using Azure CLI as well as on-perm
Involved in capacity planning and requirements gathering for multi-datacenter Cassandra cluster.
Designed, Automated the process of installation and configuration of secure DataStax Enterprise Cassandra cluster using Kubernetes on Azure Cloud.
Configured Azure file storage and Kubernetes for data persistence on Azure Cloud.
Installed, Configured, Tested Apache Cassandra multi-node cluster.
Involved in the process of designing Cassandra Architecture.
Creating required key spaces for applications in prod, dev, test clusters.
Set Cassandra backups using snapshot backups.
Involved in the process of data mover for disaster recovery platforms Backup and recovery.
Knowledge on set up Cassandra wide monitoring scripts and alerting system.
Installed and Configured ELK stack for monitoring using (Logstash, File beat, Metric beat, Cassandra beat) and multiple dashboards using Kibana scripted files as per requests.
Explored and Configured Prometheus and Grafana tools for monitoring Cassandra Clusters.
Knowledge of bootstrapping, removing, replicating the nodes in Cassandra clusters.
Performance tuning a Cassandra cluster to optimize writes and reads.
Implemented Spark solution to enable real-time reports from Cassandra data
Experienced in upgrading the existing Cassandra cluster to the latest releases.
Implementation of High Availability solutions with Oracle 12c, 11g RAC, 10g RAC, Standby Database (Active Data Guard)
Implemented and maintaining Database Audit and Security Policy & Procedures.
Managing and planning for patch installation and upgrade process.
Defining Backup and Recovery Strategies. The backup and recovery strategy included both physical and logical backup.
SQL Server Installation Backup/Restore, Database Mail, SQL Agent, SQL Up-gradation/Patching, Import/Export, Space Issues (Shrinking), Security.
High Availability options like Clustering, Log Shipping, Mirroring, Replication, and implement them as per the Customer requirements
Troubleshooting SQL Server Performance Issues, Optimizing the query performance, and SQL Server Replication Issues.
Environment: Apache Cassandra 3.11, DevCenter, Cqlsh, OpsCenter, Node tool, UNIX, Cassandra-stress, Shell Scripting, GitHub, Maven, MongoDB, Solr, Shell Scripts, Sqoop, Spark and Scala, Azure Cloud, Python, Docker, GitLab, ELK, Kubernetes, Oracle 11g, Oracle 12c, Oracle SQL Developer, SQL Server 2012/2014/2016, Linux
Company Name: Electracard Services Pvt ltd now Mastercard on behalf of Beltronic HR Consultancy Pvt Ltd, Mumbai – Feb 2011 to Apr 2012 (1.2 Years)
Designation: Application and Database Support
Roles and Responsibilities:
Oracle DBA & Application Support
Worked as a database & application support engineer.
Carrying out-migration activity on SBI and Associate ATM and Switching them from the BASE24 switch to the Electra switch.
Monitoring Acquiring and Issuing transactions of NFS.
Handled daily operational database activities based on requests.
Checking alert log files daily.
Database size Monitoring.
Installation of 10g database software
Database creation.
User management (creating and managing users, roles & privileges).
Space management (tablespace and datafile management).
Backup activities (physical and logical).
Providing support to the application team for Database related issues.
Basic Network troubleshooting.
Transferring data using Expdp/Impdp utilities.
Environment: Oracle 11g, Oracle 12c, Oracle SQL Developer, SQL Server 2012/2014/2016, Linux
EDUCATIONAL QUALIFICATIONS
Currently pursuing an MBA in Information Technology and Systems from D.Y. Patil University.
Bachelor’s in Computer Science from S.K. Somaiya College (Mumbai University) in 2008-09.
CERTIFICATIONS
Apache Cassandra™ 3.x Administrator Associate
Apache Cassandra™ 3.x Developer Associate
OCA (Oracle 10g Certified Associate)
OCP (Oracle 10g Certified Professional)
ITIL Foundation Certificate in IT Service Management from Axelos