Constantin Alexander Email and Phone Number
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Lead Data ArchitectGryphon AiFlorida, United States -
Data ArchitectO'Reilly Auto Parts Aug 2023 - PresentSpringfield, Mo, UsData Architecture GCP Platform, Snowflake Implementation,Kafka data pipelines, BigQuery implementation. Researched and implemented Apache Iceberg universal data storage, sharing data between Snowflake and BigQuery, working on Polaris Catalog -
Data Architecture | Data Governance | Llm'S Ai & MlDedomena.Io Apr 2023 - Aug 2023Data Architecture, Data Governance, LLM's AI & MLDesign and implement Google Cloud gap Data Lake. Data Lake design and implementations using gcp Data Plex (data catalog), gcp DataFusion - data pipelines, gcp Pub/Sub data pipeline to BigQuery, BigQuery data modeling design and implementation, data processing in gcp DataFlow. BigQuery modeling - projects and data sets, secure data access design and implementation controlling column and row access in BigQuery. Data Governance and compliance implementation using DataPlex gcp data catalog. -
Staff Data ArchitectCarerev Mar 2022 - Apr 2023Los Angeles, California, UsConfluent Kafka implementation and deployment as a unified persistent messaging platform and data transport/data pipelines platform. Data capture into Confluent Kafka from transactional databases - PostgreSQL using Debezium data source connectors and data transformation to analytics destination using Confluent Kafka sink connectors for ML and data analytics -S3, Snowflake. Inflight data ingestion, analytics and transformation using KsqlDB and Confluent Kafka stream lineage.PostgreSQL databases management and administration on Heroku platform and aws RDS platform, ETL/ELT implementation and deployment using FiveTran and DBT Databases and messaging system migration from Heroku platform to amazon aws platform. Migrated relational databases from Heroku platform to amazon aws RDS platform. Migrated Heroku kafka to the Confluent Cloud kafka platform, implemented FiveTran ETL and DBT data transformations. -
CatalystKrolm Jun 2019 - Mar 2022founder at KrolmWe are poised to disrupt Streaming Data and ETL, no more Extraction, Transformation and Loading. Instead fluid and flexible Streaming Data Pipelines that fill data lakes. The data can be analyzed, enriched, governed, filtered, ML, shared at any phase - from ingestion to consumption. Build Streaming Data Pipelines and Data Lakes in days, not months or years :-)Join us - learn, develop, brainstorm, we are looking for:django developers java developersaws experts alibaba cloud expertsGCP experts -
Data Architect365 Retail Markets Jul 2018 - Feb 2022Troy, Mi, UsDesigned and implemented data infrastructure. Migrated 365 Retail Markets from physical datacenter to Amazon AWS cloud, on-premise databases, were replicated to aws RDS, dataplatform design and development – streaming data RDS -->CDCConnectors-->ConfluentCloud-->Snowflake sink connector-->Snowflake.Configured network infrastructure. Replicated databases from the data center to aws RDS.Developed and deployed Snowflake Datawarehouse for reporting. Developed and deployedCloud Formation configuration • Messaging system deployment Confluent Kafka cloud • Kafkaconnect deployment RDS and Snowflake Designed and developed streaming data/data lake.Data is ingested by RDS databases, CDC process reads database transaction logs andserializes individual transactions in AVRO messages, AVRO messages are streamed intoConfluent Kafka topics and from Kafka topics via sink connectors to final destinations S3,Snowflake. The entire configuration is powered by gitops. Fivetran and dbt are used to correlatedata and data transport. -
Mysql Ndbd Cluster ConsultingDexcom Sep 2021 - Oct 2021San Diego, California, UsMySQL NDBD Cluster consulting -
Gcp Data ArchitectureEverflow - Partner Marketing Platform May 2020 - Mar 2021Mountain View, California, UsGoogle GCP cloud data infrastructure. Google gcp CloudSQL database does not support the in-place upgrade or uninterrupted upgrades from MySQL release 5.6 to MySQL release 5.7. The challenge was to upgrade overflow databases live with no interruption in service - in order to upgrade the databases multi-day outage was required. All operations databases were upgraded live with no service interruption details are in this article on LinkedIn https://www.linkedin.com/pulse/doing-impossible-migrating-gcp-cloudsql-live-from-56-a-alexander/ Reporting/dw platform BG, Kafka< CloudSQL -
Database ArchitectTelmate Jun 2016 - Apr 2018San Francisco, Ca, UsDatabase Architect at Telmate. Designed and implemented MySQL/MariaDB highly available databases architecture, MySQL on PCI Flash and zfs filesystem.Deployed ScaleArc databases load balancer for databases high availability, load balancing and performance. Multizone data center using replication for multi zone hight availability. Amazon AWS Cloud databases architecture and deployment, Aurora and RDS. Managing PostgreSQL databases and MySQL databases and RDS/Aurora MySQL and PostgreSQL databases. Migration from Amazon RDS to Amazon Aurora. Amazon RedShift deployment.Designed new reporting platform, implemented Pentaho ETL, Flydata for data replication.Amazon Snowflake DSS pilot -
Mysql Galera Architecture ProjectWalmart Ecommerce Dec 2015 - Jun 2016Bentonville, Arkansas, UsMySQL Galera Architecture. MySQL Galera implementation. Galera Replication internal, MySQL/MariaDB internals, network topology, physical and logical architecture and deployment strategy. -
Big Data AnalyticsSpringboksql May 2014 - Mar 2016Designed MySQL and MariaDB database appliance. The appliance is based on PCI Flash devices from FusionIO for data storage and NVM (non volatile RAM) for logs storage, nvmfs filesystem. Transactional appliances delivered high performance database transaction synchronous and asynchronous data replication. Designed DSS Decision support database appliance for data analytics. The analytics appliance designed using columnar data store and data compression. PostgreSQL and Postgres XL development, architecture, high availability and scalability.
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Database ArchitectUltimate Gaming Oct 2013 - Dec 2014Transactional Databases. Designed and deployed synchronously replicated transactional databases. Migrated the existing database infrastructure from EMC storage to internal PCI Flash using Virident PCI Flash and xfs filesystem. New architecture achieved 99.999 databases uptime and eliminated replication lag. Deployed F5 Load balancers for databases reads balancing. Reporting Databases. Redesigned DSS and reporting architecture. New architectures reduced reports execution from several hours to several minutes delivering time sensitive reporting data. Designed and deployed Cassandra configuration for gaming messaging replacing MySQL databases. -
Database ArchitectAccelerationdb Mar 2009 - May 2014Silicon Valley MySQL Meet Up Users Group tonight MySQL 5.7 What is new and exciting and whats not. http://www.meetup.com/mysql-silicon-valley/events/161598012/ -
Database ArchitectZuora Jun 2013 - Sep 2013Redwood City, California, UsBuilding scalable high performing MySQL infrastructure. -
Database ArchitectAdchemy May 2012 - Jun 2013MySQL databases architecture and management. Designed and implemented Continuent Tungsten for MySQL databases and PostgreXC cluster.
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Mysql Tungsten Replication ProjectConstant Contact Oct 2011 - Oct 2011Waltham, Ma, UsInstalled and configured Continuent Tungsten Enterprise for MySQL 5.1. Configures Master/Master cross data center replication. -
Mysql Ndb Cluster DeploymentUsvd, Llc Jul 2011 - Oct 2011MySQL NDB Cluster Architecture and Deployment. Designed architecture for MySQL 7.1 cluster deployment, installed and configured NDB cluster on Rhat platform. Migrated MySQL Cluster from 7.0 Ubuntu deployment with VIP HA to MySQL Cluster 7.1 with Barracuda Load Balancers on Rhat platform. Configured backup and recovery, developed deployment plan. Configured and deployed NDB cluster to cluster replication.
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Lead Database ArchitectAkiban Technologies Oct 2010 - Jul 2011Boston, Ma, UsAkibanDB is a unique solution designed with Group Index concept. Designed and implemented product roadmap. Developed AkibanDB integration with open source databases – MySQL and MariaDB.Deployed AkibanDB at first customer site with fully integrated replication to open source databases – MySQL and PostgreSQL. Automate schema optimizationDistribute data across serversDistribute users across access nodesMaintain compatibility with existing SQL database applications -
Databases ArchitectApple Inc. May 2010 - Aug 2010Cupertino, California, UsMySQL Databases Architect iAd platform -
ArchitectContinuent Dec 2009 - Jun 2010Moraga, California, UsContinuent www.continuent.com - Continuous Data Availability. We keep your databases online 24/7/365 - MySQL, Postgres Oracle. Our product Tungsten - is carrier grade solution to for databases uptime, data loss prevention, databases scaling and resource utilization optimization. Simply put Tungsten - is a data replication and data propagation software - that will keep your data online - guaranteed. -
Drbd Mysql/Postgres ConsultingTricore Solutions Jan 2009 - Apr 2010Norwell, Ma, UsImplementing DRBD (for uninitiated Distributed Block Replication Device) and MySQL/Postgres or simply - configuring databases for HA environment using DRBD and Linux-HA project's Heartbeat. -
Managing Mysql DatabasesHubspot Jul 2009 - Dec 2009Cambridge, Massachusetts, UsMySQL database Architecture and Administration. Implemented multi-master replication, cluster management. Pentaho DW implementation and deployment. -
Managing Mysql Databases, DrbdOnline Buddies, Inc. Mar 2009 - Jul 2009Managing MySQL Databases, DRBD, Oracle at Online Buddies, Inc.
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Database ConsultingFm Global Jan 2009 - Apr 2009Johnston, Rhode Island, UsImplementing Oracle Rman at FM Global -
Senior Database ArchitectAthletes' Performance Jul 2008 - Nov 2008Phoenix, Az, UsSenior Database Architect at Athletes' Performance. Design and implementation of MySQL OLTP and OLAP databases. MySQL HA (high availability) design and deployment using Multi Master Replications and DRBD. MySQL performance tuning and administration. Implemented MySQL backup and recovery using INNODB backup utility. -
Architecture/Database ConsultantNyiso Jan 2008 - Jul 2008Rensselaer, New York, Uswww.nyiso.comOracle Database physical/logical architecture. Database design and deployment. Oracle RAC, IBM PSeries, Tru64. Oracle Financials 11.5.12 System Administration, Database administration. -
Database ManagerXerox, Inc. Albany, Ny Feb 2006 - Dec 2007Norwalk, Connecticut, UsXerox Global Services. Database/ERP/Datawarehouse Applications Management and Deployment. Developed and Implemented Logical and Technical applications and data warehouse architecture. Implementation of recommendations resulted in improvements of applications uptime and performance. Oracle Applications Rel 11i Oracle Database 10.2 Oracle Database 10.1.0.4 Data Guard implementation and deployment. Supported Development and Functional Teams. Implemented infrastructure monitoring systems and monitoring processes/plans, implemented and deployed Change Management System. Implemented database ERP Applications Change Management and deployment strategy. Participated. Proposed and implemented Organizational Redesign and Restructuring aimed at improving IT management efficiency. -
Lead Applications Manager24 Hour Fitness Feb 2005 - Jan 2006Carlsbad, Ca, UsManaged Applications Support team. Developed and implemented applications and database management approach and on-call schedule that reduced teams’ overtime hours, actively implemented flextime while significantly improving applications/databases uptime and reliability. Implemented team members training program designed to achieve Oracle Certification for the databases and development team members. Team was responsible for several Oracle Applications 11i instances, Peoplesoft applications and custom developed Club Management Applications. Developed applications Logical and Physical architecture. Implemented database/applications management policies and procedures. Proposed and implemented Change Management system – that substantially improved systems reliability and reduced downtime. DBA team managed physical infrastructure that comprised of IBM P Series/AIX, Red Hat Linux, Oracle Database 10g, Oracle Applications 11i, Peoplesoft. Developed SOX financial system compliance program. -
Manager Database OperationsAudio Audit Jan 2003 - Jan 2005Developed Logical and Physical databases architecture. Proposed and implemented OTRS Change Management System. Developed Change Management policies and controls. OTRS implementation resulted in additional improvement of production systems uptime. Implemented Oracle Database Rel. 9.2 Advanced Replication. Proposed and implemented infrastructure migration project from Oracle environments and PHP to MySql databases and JBOSS. Developed migrations and application development plans. Designed logical and physical applications architecture. Proposed project reduced license and administration costs resulting in $3M reduction of costs while significantly improving applications uptime and reliability. Managed teams of developers and database administrators.
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Project Manager – Technical ArchitectureGe Jul 2002 - Dec 2002Boston, Ma, UsGEFA Server consolidation project. The goal of the project was to consolidate strategic business systems on Sun Fire platform from HP-UX, improve performance and increase MTBF for the following applications: ECS - Enterprise claims systems, custom application. EWD - Enterprise wide disbursements, custom developed application Oracle Financials, 250 GB Oracle Financials (817 database), Oracle Financial Analyzer and Oracle Express. As project manager developed project planning and deployment strategy. Developed following documentation: Technical Architecture (source), Technical Architecture (target), Detailed Migration and Contingency Plan, setup, porting and deployment documentation for ECS, EWD and Oracle Financials. Coordinated development teams. -
Project Manager Technology/ArchitectureEngineered Materials Solutions Nov 2001 - Apr 2002Developed Oracle Applications ERP implementation roadmap and plan. Developed Enterprise Resource Planning technical architecture and deployment plan. Gathered business requirements, developed and deployed hardware and network architecture to support ERP Oracle Applications and supporting environments. As part of technical architecture part of the project performed hardware platform selection (Sun Sparc), hardware and network sizing. Configured and coordinated installation Of Sun Operating system (5.8) and Veritas Foundation Suite.). Developed and implemented ERP Infrastructure administration policies and procedures. Developed and implemented IT Change management policies and procedures. Supervised and coordinated teams of Oracle developers, database administrators and user support organization.
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Oracle Applications DeploymentTexas Instruments Mar 2000 - Nov 2001Dallas, Tx, UsDeveloped ERP Implementation Technical Architecture Roadmap. Developed ERP technical and functional architecture and Change Management policies and procedures. Performed Oracle Applications hardware sizing and configuration. Prepared and administered Oracle Applications environment for Go-Live project. Developed procedures for duplicating Oracle Applications production environment for test and development. Developed backup and recovery strategy using Oracle Recovery manager for Oracle Applications database/executables. Developed Oracle Application/Database administration policies and procedures. Prepared and executed DRP policies and procedures. Worked with teams of Oracle Developers and DBA’s . -
Managing/PrincipalOracle Corporation Sep 1996 - Mar 1999Austin, Texas, UsManaged an Oracle Applications and Oracle GEMMS Technical Architecture Project Supervised team of six consultants. Assisted clients in the hardware and operating platform selection process, performed hardware and network (WAN, MAN, LAN) sizing and configuration. Conducted technical presentations and requirements definition sessions. Developed project plans and schedules -
Principal ConsultantJbs Corporation Sep 1990 - Aug 1996Principal Consultant for mid range ERP Applications Implementations and deployments. Solomon Accounting, Great Plains, Real World, Mas 90. Gather business requirements, developed project roadmap documentation. Performed ERP suited installations, configurations and deployments. Managed team of five consultants.
Constantin Alexander Skills
Constantin Alexander Education Details
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City University Of SeattleAccounting -
Six SigmaYelow Belt -
Oracle Consulting BootcampOracle Consulting Bootcamp
Frequently Asked Questions about Constantin Alexander
What company does Constantin Alexander work for?
Constantin Alexander works for Gryphon Ai
What is Constantin Alexander's role at the current company?
Constantin Alexander's current role is Lead Data Architect.
What schools did Constantin Alexander attend?
Constantin Alexander attended City University Of Seattle, Six Sigma, Oracle Consulting Bootcamp.
What skills is Constantin Alexander known for?
Constantin Alexander has skills like Databases, Oracle, Mysql, Microsoft Sql Server, Data Warehousing, Sql, High Availability, Performance Tuning, Postgresql, Software Development, Database Design, Oracle Rac.
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