Aleksei Veremeev
Technical Expert
Experience
Technical Expert
PL Developments
- Oracle E-Business Suite 12.2 and Oracle Database 19c migration to Cloud
- Oracle Database TDE implementation
- Oracle Database CDC using own tool which reads redo log files directly
- Legacy Oracle DW (Oracle BI Apps) to AWS Cloud: Amazon Redshift, Amazon S3, AWS Lake Formation, Apache Iceberg, AWS Glue
Technical Lead for Platform Migration
Ministry of Finance of Kazakhstan Republic
- Platform Migration of Oracle E-Business Suite 12.1.3 and Oracle Database 11g (whole country budget execution system) from HP-UX Itanium to Linux x86_64
- Oracle Change Data Capture for reduction Oracle license base
- Oracle Database
- Apache Kafka
- Oracle Tools
Database Expert
D-BASF
- Cloud Database migration assessment and pilot
- Oracle Change Data Capture for reduction Oracle license base
- Oracle BI migration to Oracle AnalyticsServer and Apache SuperSet
- MongoDB Atlas Cloud implementation
- Various key-values and wide-column databases implementation and migration
- Various DBaaS, PaaS solutions, especially MongoDB Atlas Cloud
- IaC (Terraform, AWS Cloudformation)
- Amazon RDS for MySQL, Amazon Aurora for MySQL, Amazon Aurora for PostgreSQL
- Oracle Cloud Infrastructure, Oracle Database, Apache Kafka
- Apache Cassandra, DataStax DDAC, Amazon DynamoDB, Microsoft CosmosDB
- OEM, Graphana
Integration Specialist
Würth Elektronik
- Replication and transformation of SQL Server ERP data to MongoDB and Apache Kudu
- Microsoft SQL Server
- MongoDB
- Cloudera Data Platform
- Apache Hadoop, Apache Kafka, Apache Impala, Apache Kudu
Relational Database Performance Specialist
Prime Source Kazakhstan
- Performance tuning of HA PostgreSQL cluster
- PostgreSQL, PG-Pool II, HA-Proxy
- pg_profile
Distributed Database Performance Specialist
Kazakhstan Development Bank
- Performance tuning of Apache Cassandra cluster
- Upgrade of Apache Cassandra cluster
- BPM database migration from MySQL to MariaDB
- Apache Cassandra
- MySQL, MariaDB
Big Data Engineer
Qliro AB
- Infrastructure shift from on-premise to AWS
- Hadoop/Spark upgrade and migrating some functionality, including Oozie to Airflow workflows change, to Snowflake
- Merchant analytics
- Apache Hadoop, Apache Kafka, Apache SPARK, Apache Airflow, Cloudera Data Platform
- Amazon S3, Amazon Redshift, Amazon EC2, AWS Glue, AWS MSK, Amazon ALB
- Snowflake
Solutions Architect
SAS Russia
- AML Hybrid Cloud Architecture for Société Générale group member in Russia
- Technical architecture and implementation for marketing lead generation and customer insights system in biggest Russian private bank
- Lift-and-shift transformation of on-premise SAS Analytics installation to AWS Cloud
- AWS HA and DR facilities for SAS Analytics resilience
- Migration of Apache Cassandra to DDAC
- Solution sizing estimation
- Performance tuning
- Kerberizing SAS Analytics and Apache Hadoop using Microsoft Active Directory and FreeIPA
- Apache Hadoop, Apache Kafka, Cloudera Data Platform, Confluent Platform, Hortonworks
- Apache Cassandra, Amazon DynamoDB, DataStax DDAC
- Amazon S3, Amazon EC2, Amazon ALB
- SAS Analytics
- Oracle, PostgreSQL, Microsoft SQL Server
- Microsoft Active Directory, FreeIPA
Enterprise Architect, Technical Advisor
Oracle Russia
- Kazakhstan Treasury digital transformation
- Engineered systems, hybrid, and private cloud for Sberbank
- e-Commerce solution for retail - RS24: supply chain management, payments processing and product catalog using Oracle solutions for e-Commerce and retail
- Oracle Cloud Infrastructure for Rostelecom
- TCO modeling and HW sizing estimates for various Oracle customers in Russia and Kazakhstan
- Performance problems solving for Oracle customers
- Oracle Exadata, Oracle Supercluster, Oracle Exalogic, Oracle Exalytics
- Oracle TCO calculator, Oracle Sizing Tool
- Oracle E-Business Suite, Oracle Hyperion, Oracle Database, Oracle Weblogic, Oracle Primavera, Oracle Demantra, Oracle Business Intelligence, Oracle Endeca, Oracle ATG
- Java, OAF, ADF, PL/SQL, SQL
Sales Consulting Manager
Oracle Russia
- NLS development (Oracle Database and Java) for Oracle customers in Kazakhstan, Azerbaijan and Republic of Georgia
- Trusted advisor for Russian Federal Treasury, Kazakhstan Ministry of Finance, Rostelecom, and Vimpelcom
- Transformation of Rostelecom IT systems after M&A
- Upgrade and self-service (20000 self-service concurrent users) for Kazakhstan Treasury
- Oracle TCO calculator, Oracle Sizing Tool
- Oracle E-Business Suite, Oracle Siebel, Oracle Hyperion, Oracle Database, Oracle Weblogic, Oracle Primavera, Oracle Demantra, Oracle Business Intelligence and Oracle Business Intelligence Applications
- Java, OAF, ADF, PL/SQL, SQL
Principal Sales Consultant/Support Analyst
Oracle Russia
- Advanced post-support for Kazakhstan Treasury
- Technical and security architecture for Russian Federal Treasury project presale stage
- Technical architect for Vimpelcom new financial system
- Oracle TCO calculator, Oracle Sizing Tool
- Oracle E-Business Suite, Oracle financial Analyzer, Oracle Database, Oracle Express Server, Oracle Discoverer
- Java, OAF, ADF, PL/SQL, SQL, Oracle Forms, Oracle Reports
IT Manager
D'Arcy Masius Benton & Bowles Eurasia
IT Manager
Ogilvy & Mather Moscow
IT Manager
BBDO Marketing Moscow
Analyst
Ministry for Foreign Economic Relations of Russia
Summary
Highly accomplished Enterprise and Cloud Solutions Architect with over 20 years of experience in strategic planning and technical execution of digital transformation initiatives. Proven ability to leverage technology to address complex business challenges, demonstrating exceptional performance, operational acumen, and a deep understanding of how information systems can optimize business functions.
Possesses extensive industry experience in the financial, public sector, and utilities domains, with expertise in translating intricate business requirements into precise technical specifications, developing comprehensive technical documentation, and outlining strategic roadmaps for successful digital transformations.
Demonstrates robust proficiency in Cloud platforms (Amazon Web Services, Oracle Cloud Infrastructure, Google Cloud Platform), Oracle Database and Oracle Business Applications, supported by more than 25 years of experience in enterprise IT. Possesses a comprehensive understanding of programming languages, Unix/Linux environments, ERP/CRM/IdM systems, and both SQL and NoSQL databases.
A highly motivated team player with exceptional interpersonal skills, capable of forging strong professional relationships and rapidly acquiring and applying new technologies.
Innovator and author of open-source solutions for Oracle Database Change Data Capture and ETL (leveraging Apache Kafka), as well as a data transfer solution for Oracle Database to Apache Iceberg tables (Amazon S3 Tables). Has published various articles on Oracle Database Internals and developed an alternative Single Sign-on solution for Oracle E-Business Suite, Oracle Hyperion, Oracle Primavera, Oracle Siebel, Oracle Demantra, and Oracle Business Intelligence, featuring direct integration with Microsoft Active Directory or FreeIPA KDC.
Skills
- Cloud: Tco/business Case, Infrastructure As Service, Journey To Cloud
- Methods: Ci/cd, Oracle Oum, Oracle Aim, Agile
- Architecture: Oracle Ea, Togaf
- Rdbms: Oracle, Postgresql, Microsoft Sql Server, Mysql, Yugabytedb, Amazon Aurora, Amazon Redshift
- Nosql, Bigdata: Apache Hadoop, Apache Kafka, Mongodb, Amazon Emr, Amazon Managed Workflows For Apache Airflow, Apache Cassandra, Amazon Dynamodb, Amazon Documentdb, Apache Hive, Apache Impala, Apache Spark, Aws Lake Formation, Apache Iceberg, Amazon S3 Tables
- Programming: Java, Kotlin, Scala, Jsf, Javascript, C++, Sql, Pl/sql, Python, Perl, Shell
- Os/virtualization: Linux, Solaris, Aix, Docker, Kubernetes, Vmware
- Domain Knowledge Of Fault-tolerant, And Highly-available Systems
Languages
Education
Military Academy of Strategic Missile Forces
Combat Management Systems · Serpukhov, Russian Federation
Moscow Suvorov Military School
Moscow, Russian Federation
Certifications & licenses
Apache Cassandra 3 Developer Associate
Cloud Practitioner
Data Analytics Speciality
Database Speciality
MongoDB Associate Developer
Neo4j Certified Professional
Oracle Cloud Infrastructure 2023 Certified Architect Professional
Oracle Cloud Infrastructure 2023 Multicloud Architect Certified Associate
Similar Freelancers
Discover other experts with similar qualifications and experience