John Vassallo
Senior Database Specialist - Cloud Migrations at Kronva Ltd | London, England, United Kingdom
Engage
candidates 10x faster
Enjoy unlimited access and discover candidates outside of LinkedIn
Trusted by 1.4M users from 76% of Fortune 500 companies
The most accurate data ever
CCPA Compliant
GDPR Compliant
150M
Personal Emails
200M
Work Emails
100M
Direct Dials
250M
Professional Profiles
40M
Company Profiles
Find anyone, anywhere
with ContactOut
today
Making remote or global hires?
Connecting
with key decision-makers? We can help.
- 40 emails / month
- 3 phone numbers / month
- Works on standard LinkedIn only
-
Work emails, personal emails,
mobile numbers
No credit card required
John Vassallo is a seasoned IT professional currently serving as a Senior Database Specialist at Kronva Ltd, where he specializes in cloud migrations. With a robust background in hierarchical, relational, and document-oriented database technologies, John brings a wealth of expertise to his role, particularly in facilitating seamless transitions for clients moving from on-premises systems to cloud environments such as AWS and Azure. His proficiency spans a diverse array of database platforms, including PostgreSQL, MySQL, and MongoDB, as well as cloud services like Amazon RDS, Aurora, and Azure SQL Database.
At Kronva Ltd, John is instrumental in managing key projects that involve migrating complex database systems, including Oracle and MS SQL Server, to cloud-native solutions. His hands-on experience with tools such as ora2pg and AWS Database Migration Service (DMS) ensures that these migrations are executed with minimal downtime and maximum efficiency. Additionally, he supports various AWS services, including Redshift and DynamoDB, enhancing data accessibility and performance for clients.
John's expertise in performance tuning and database administration is complemented by his skills in Unix shell scripting, allowing him to optimize database operations and automate routine tasks effectively. His comprehensive understanding of replication technologies and data migration strategies positions him as a valuable asset in the ever-evolving landscape of cloud computing. As businesses increasingly seek to leverage the benefits of cloud infrastructure, John's role at Kronva Ltd is pivotal in guiding organizations through their digital transformation journeys, ensuring that they harness the full potential of their data in the cloud.
Senior Database Specialist - Cloud Migrations at Kronva Ltd in March 2016 to Present
Sybase DBA at LCH.CLEARNET GROUP LIMITED in January 2016 to March 2016
Database Performance Tuning and Migration Specialist at Credit Suisse in October 2011 to December 2015
Database Migration Specialist at Lehman Brothers (in Administration) in April 2010 to September 2011
Sybase DBA at Royal Bank of Scotland in September 2008 to April 2010
SYBASE / MS-SQL Server DBA at Deutsche Bank in February 2008 to August 2008
Sybase DBA at UBS Investment Bank in February 2006 to December 2007
SYBASE / MS-SQL Server DBA at Lehman Brothers in September 2005 to February 2006
SYBASE / MS-SQL Server / Oracle DBA at Commerzbank AG in December 2001 to April 2005
SYBASE / ORACLE DBA at Nomura in February 2001 to December 2001
SYBASE / MS-SQL Server DBA at Commerzbank AG in August 2000 to February 2001
SYBASE / ORACLE DBA at Lehman Brothers in May 2000 to August 2000
SYBASE / ORACLE DBA at WorldCom in February 1998 to April 2000
See more
See less
Amazon Web Services (AWS)
Performance Tuning
Sybase
Oracle
Microsoft SQL Server
Replication
MySQL
MongoDB
IMS DB/DC
Solaris
SQL Tuning
Sybase IQ
Gloss
Murex
Summit
Autosys
Unix Shell Scripting
Linux
Database Administration
Database Security and Auditing
Veritas Cluster Server
JavaScript
Python
Credit Risk
Data Migration
Data Warehousing
Data Centre Migrations
High Availability
Disaster Recovery
Databases
Unix
SQL
Infrastructure
Data migration
Database
Servers
Operating Systems
Shell Scripting
PL/SQL
Sybase Products
See more
See less
Discover more about Kronva LtdWhat is John Vassallo email address?
Email John Vassallo at [email protected]. This email is the most updated John Vassallo's email found in 2026.
How to contact John Vassallo?
To contact John Vassallo send an email to [email protected].
What company does John Vassallo work for?
John Vassallo works for Kronva Ltd
What is John Vassallo's role at Kronva Ltd?
John Vassallo is Senior Database Specialist - Cloud Migrations
What is John Vassallo's Phone Number?
John Vassallo's phone +44 ** **** *607
What industry does John Vassallo work in?
John Vassallo works in the Computer Software industry.
John Vassallo Email Addresses
John Vassallo Phone Numbers
Get a free list of similar prospects, filtered by title, company, or industry.
Build your Prospect ListPeople like John Vassallo
Director of Sales at TEXT2DRIVE
Senior Director, Digital Activation at OMD USA
Product Manager at FastAF
Assistant Professor at Emory University
Co-founder & CEO at Recidiviz
Owner/Operator at Jestice Arms LLC
Chief Growth Officer at Evoke
Partner at Woodford Racing
General Manager at Bar Le Côte
Enterprise Partnerships- Real Estate at Snappr
Unit Manager PCO Repo at Capital One
Adjunct Professor, International Human Resource Management Graduate Program at Golden Gate University
Senior Editor, Condé Nast Traveler at Condé Nast
Director, Product Innovation at Netflix
Physician and Founder at Virginia Weight and Wellness
Producer at ACC Network - ESPN
Associate Buyer- Fashion at FabFitFun
Director of Spa & Licensed Esthetician at Cal-a-Vie Health Spa
Aircraft Fuel Systems Mechanic at Arizona Air Natl Guard
General Partner at New Stack Ventures
Show more
Show less