v
val_013

Val Pidburtnyi

@val_013

Database Tech Lead

Ukraine
Ukrainien, Anglais
Certaines informations sont présentées en anglais.
À propos de moi
I am a senior-level Database Developer and Tech Lead with a mathematical background and over 20 years of experience. I specialize in the full database development lifecycle, from requirement gathering to deployment and maintenance. I am an expert in PostgreSQL, ScyllaDB, CockroachDB, and data architecture, with proven experience in mentoring teams and optimizing high-performance production environments. Right now I am a part of Armed Forces of Ukraine fighting against russians for our families and freedom. I dont have too much time to freelance so gonna target small tasks only... Plus d’infos

Compétences

v
val_013
Val Pidburtnyi
hors ligne • 

Voir mes services

SQL & Requêtes NoSQL
I will optimize your relational sql queries postgresql etc
De30 $US / projetPlus de détails
Conception & Optimisation
I will design or redesign your database schema
De150 $US / projetPlus de détails

Expérience professionnelle

LinkedIn

Senior Database Developer / Database Tech Lead

LinkedIn • Temps plein

Sep 2011 - Jun 2024 • 12 yrs 9 mos

Database development (PostgreSQL, CockroachDB, ScyllaDB, JanusGraph): architecture, data modeling, transactional database design, performance tuning (analyzing metrics of production database, stored procedures optimization), production database troubleshooting, DB API implementation (semantic layer), data governance, data masking. Developed database standards and naming conventions, database documentation. Created (and have been keeping it up-to-date) a visual model diagram (reverse engineering) in PowerDesigner. Provided rough quick estimation for project tasks. Led a team under global environment conditions (Ukraine, China): mentored and coordinated team members, performed code review, interviewed db-applicants. My portfolio: https://www.linkedin.com/in/vdrt/