Anatoliy

Anatoliy Tishaev

Kyiv, Ukraine · toleg@chumaky.team

IT professional with 15 years of experience in data processing area. Last 8 years on development team lead roles. AWS Certified Solutions Architect – Associate, Google Cloud Professional Data Engineer, Oracle OCP.

Gained experience on enterprise level projects provided robust foundation for team-leading and self-driven work. Diligently gathering responsible and experienced engineers I founded Chumaky IT team that provides full-stack development services

Experience

Founder

General Manager and technical Team Lead
July 2018 - Present

Lead Software Engineer

Development team lead on Oracle to Postgres migration project in AWS cloud

Responsibilites/Achievements:

  • Migrated project code base from PL/SQL into PL/pgSQL
  • Developed a new functionality on database side for the new Compute Engine tool which does massive parallel calculations and write into the database
  • Developed from scratch containerized CI database deployment on Jenkins via Flyway and Docker
  • Database unit tests auto generation via pgTAP and making it part of CI
  • Setup & maintain AWS DMS full load and CDC tasks
  • Monitor AWS RDS instances
  • Support other developers in Postgres related area

October 2018 - Present

Lead Software Engineer

DWH project for one of the world's largest top-5 investment bank

Responsibilites/Achievements:

  • Developed Federal Reserve Bank Reports
  • Acted as a Development Team Leader in the reporting stream, worked remotely with London based team
  • Maintained & developed an ETL system
  • Developed new internal Data hub which loads data from different source, worked remotely with London based team
  • Performed Database migrations: 10g -> 11g, 11g -> Exadata
  • Developed warehouse wide features which were impacting all the teams (up to 100 Developers)
  • Performed Reporting Support
  • Acted as a Development Team Leader for a separate reporting stream

Environment:Oracle 10g, 11g, Exadata

July 2013 - September 2017

Oracle Developer/Consultant

Development department for internal OLTP system

Responsibilites/Achievements:

  • Development activities
  • IT staff consulting in Oracle related area
  • OLTP systems. Telecommunications.

March 2009 - April 2014

Lead Oracle Developer

Different purpose country wide registries for Ukrainian government. Major one - Citizens civil state registry

Responsibilites/Achievements:

  • Developed from scratch country-wide citizens civil states registry - Birth, Death, Marriage, Diverse, Adoption, etc.
  • Developed horses pedigree registry
  • Implementing program units. Database design (Oracle 9i, 10g)

October 2007 - February 2009

Leading engineer

  • Work at the Customer Services and Platforms Billing group
  • Campaigns business logic realization at the database (server side) (Oracle 9i, 10g. PL/SQL)
  • Tariffs setup at the billing platforms NGS Sysdate, Orga Classic (Oracle 9i,10g. PL/SQL, HP Unix). Development activities
September 2006 - September 2007

Engineer

  • Work at the Customer Services and Platforms Operation team
  • 24X7 system monitoring. Solving technical problems. In case of serious problems alarm to the corresponding group (Oracle 9i,10g. PL/SQL, HP Unix)
  • Customer Relations agents support. Solving individual and bulk customers’ problems (Oracle 9i, 10g. PL/SQL)
July 2005 - August 2006

Programmer

Web application for one Ukrainian bookmaker bureau. PHP, Javascript development
April 2005 - June 2005

Quality Assurance

Web application for one healthcare institution in San Francisco, California

  • Manual testing
  • Java development of small tasks
  • Project Manager support in management activities
July 2004 - March 2005

Education

Taras Shevchenko National University of Kyiv

Master of Science
  • Red (with honors) Bachelor diploma at 2002
  • Master degree at 2004
September 1998 - June 2004

High school N 235

General education
11 years general education completed with Gold Medal
September 1987 - May 1998

Skills

Programming Languages & Tools
Highlights
Technical Team Lead
  • 2 years as Development Team Lead on Oracle to Postgres migration project into AWS cloud
  • 5 years experience as Oracle Developer/Consultant for 30+ employees development department
  • 3 years as Technical Team Lead for US Federal Bank Reserve reporting project
Full-stack development
  • Databases: Oracle, Postgres, any other DBMS
  • Clouds: AWS, Google
  • Frontend: Angular / Typescript / Bootstrap / HTML5 / CSS3
  • Middleware/Webservers: Julia, Python, Matlab, NodeJS, Express, Nginx
  • Infrastructue: Unix, Docker, podman
  • Version Control: Git / Svn
  • CI/CD: Jenkins / Bitbucket / Teamcity / Docker

Awards & Certifications

  • AWS Certified Solutions Architect - Associate (SAA)
  • Google Professional Data Engineer (PDE)
  • Oracle Certified Professional (OCP)
  • Oracle Certified Associate (OCA)
  • Taras Shevchenko National University of Kyiv - Red (with honors) Bachelor diploma
  • High School N235 - Gold Medal
AWS Certified Solutions Architect - Associate (SAA)

AWS Certified Solutions Architect - Associate (SAA)

Google Professional Data Engineer (PDE)

Google Professional Data Engineer (PDE)

Oracle Certified Professional (OCP)

Oracle Certified Professional (OCP)

Oracle Certified Associate (OCA)

Oracle Certified Associate (OCA)

Interests

Interested to work on data centric projects. It could be database migration, data pipelines building or calculation intensive applications. Recent years I’m working on expanding my specialization for full-stack development.

In a private life I love travelling and nature landscapes.