Мойсей

Moisej Kim

SQL Developer / PostgreSQL Developer

Professional Summary
Personal
SQL Developer with 5 years of commercial experience working with PostgreSQL and high-load distributed
systems in fintech and enterprise environments. Experienced in SQL query development, database schema
Name
Moisej Kim design, performance optimization, and transactional systems. Strong background in backend engineering
and data-driven architectures with production experience in financial and payment systems.
Address
st. Artilleriyskaya 47
49008 Dnipro
Core Skills
Phone number
[open contact info](look above in the "contact info" section) Databases & SQL
PostgreSQL
Email
SQL query development
[open contact info](look above in the "contact info" section)
Database schema design
Date of birth Query optimization & performance tuning
02-03-2000 Index optimization
Gender Joins, transactions, constraints
Male Data modeling & normalization
Nationality Database migrations
Ukrainian Query analysis (EXPLAIN, execution plans)
Data integrity and consistency
Marital status
Database Engineering
Married
High‑load database systems
Driving license Transactional data processing
В Performance optimization
LinkedIn Large dataset handling
[open contact info](look above in the "contact info" section) Data‑driven backend services
kim-6a6746298 Backend & Integration
REST APIs
Languages Microservices architecture
Message‑driven systems
Asynchronous processing
Ukrainian Native Tools & Technologies
English B2 PostgreSQL, Redis
Docker, Linux
Git, CI/CD
Erlang/OTP, Go (Golang)

Work experience

SQL / Backend Developer Jan 2025 - Present
FavBet, Dnipro
Designed and optimized PostgreSQL database schemas for financial and accounting systems
Developed complex SQL queries for reporting and core business logic
Optimized database performance and query execution plans
Implemented database migrations and schema updates
Worked with high‑load transactional data
Ensured data consistency and integrity
Investigated and resolved production database issues
Developed backend services interacting with PostgreSQL

Backend / SQL Developer May 2024 - Dec 2025
PrivatBank, Dnipro
Developed SQL queries for payment and billing systems
Designed database structures and data models
Optimized query performance and database operations
Worked with transactional financial data
Integrated backend services with PostgreSQL
Improved system performance and reliability
Investigated production incidents including database performance issues

Backend / Database Developer Apr 2021 - May 2024
Corezoid,Inc., Dnipro
Developed high‑load data‑driven backend services
Participated in database redesign and optimization
Implemented SQL queries and data processing logic
Optimized database performance and data access
Worked with large datasets and distributed systems
Built reusable data access libraries

Education and Qualifications

Bachelor Sep 2020 - Jul 2024
Ukrainian State University of Science and Technology, Dnipro
Specialty: Economic Cybernetics