Lewickiy Anatoliy Levitsky
Specializing in backend development (Spring, Kafka, PostgreSQL), combining strong engineering mindset with responsibility for system reliability and quality
EVIDENCE BASE
19
Repositories
845
Commits
516
Files analyzed
40
Technologies
130
Evidence
21
Active months
Based on 19 repository passports · 18/19 current
ENGINEERING PROFILE
Frontend27%
Backend94%
Testing50%
DevOps55%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
Java Core
LANGUAGE · 8/19 repos · 161 files · 6847 LOC
Depth 70 · HIGH
Python Core
LANGUAGE · 7/19 repos · 145 files · 18112 LOC
Depth 70 · HIGH
Lombok Core
LIBRARY · 5/19 repos · 60 files · 3535 LOC
Depth 74 · HIGH
TypeScript Core
LANGUAGE · 4/19 repos · 44 files · 4022 LOC
Depth 74 · HIGH
XML Core
LANGUAGE · 9/19 repos · 29 files · 1824 LOC
Depth 70 · HIGH
Spring Framework Recurring
FRAMEWORK · 3/19 repos · 27 files · 2200 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 17/19 repos · 23 files · 3244 LOC
Depth 70 · HIGH
YAML Core
LANGUAGE · 8/19 repos · 17 files · 392 LOC
Depth 70 · HIGH
Hibernate Recurring
LIBRARY · 3/19 repos · 14 files · 519 LOC
Go Emerging
LANGUAGE · 1/19 repos · 13 files · 493 LOC
Depth 70 · HIGH
Jackson Recurring
LIBRARY · 2/19 repos · 12 files · 932 LOC
Depth 58 · HIGH
Spring Data Recurring
LIBRARY · 2/19 repos · 11 files · 216 LOC
Depth 64 · HIGH
JUnit Core
TESTING · 8/19 repos · 9 files · 186 LOC
Depth 41 · HIGH
React Emerging
FRAMEWORK · 1/19 repos · 9 files · 2418 LOC
Depth 74 · HIGH
Maven Core
BUILD_TOOL · 7/19 repos · 7 files · 70 LOC
Depth 80 · HIGH
Gradle Recurring
LANGUAGE · 2/19 repos · 7 files · 216 LOC
Depth 70 · HIGH
JSON Recurring
LANGUAGE · 2/19 repos · 6 files · 3662 LOC
Depth 70 · HIGH
Spring Boot Recurring
FRAMEWORK · 3/19 repos · 6 files · 68 LOC
Depth 55 · HIGH
Apache Kafka Recurring
MESSAGE_BROKER · 2/19 repos · 6 files · 1378 LOC
Depth 84 · HIGH
PostgreSQL Recurring
DATABASE · 2/19 repos · 4 files · 142 LOC
Depth 55 · HIGH
JavaScript Recurring
LANGUAGE · 2/19 repos · 4 files · 232 LOC
Depth 70 · HIGH
SQL Recurring
LANGUAGE · 3/19 repos · 4 files · 244 LOC
Depth 70 · HIGH
Vite Emerging
BUILD_TOOL · 1/19 repos · 3 files · 38 LOC
Depth 61 · HIGH
React Router Emerging
LIBRARY · 1/19 repos · 3 files · 447 LOC
Depth 66 · HIGH
Redis Emerging
CACHE · 1/19 repos · 2 files · 828 LOC
Depth 72 · HIGH
Dockerfile Recurring
LANGUAGE · 2/19 repos · 2 files · 55 LOC
Depth 70 · HIGH
Requests Emerging
LIBRARY · 1/19 repos · 1 files · 461 LOC
Depth 58 · HIGH
pip Emerging
BUILD_TOOL · 1/19 repos · 1 files · 10 LOC
Depth 80 · HIGH
Pydantic Emerging
LIBRARY · 1/19 repos · 1 files · 672 LOC
Depth 58 · HIGH
Go Modules Emerging
BUILD_TOOL · 1/19 repos · 1 files · 10 LOC
Depth 80 · HIGH
Spring Security Emerging
SECURITY · 1/19 repos · 1 files · 18 LOC
Depth 45 · HIGH
Flask Emerging
FRAMEWORK · 1/19 repos · 1 files · 58 LOC
Depth 58 · HIGH
Werkzeug Emerging
LIBRARY · 1/19 repos · 1 files · 58 LOC
Depth 58 · HIGH
npm Emerging
BUILD_TOOL · 1/19 repos · 1 files · 10 LOC
Depth 80 · HIGH
FastAPI Emerging
FRAMEWORK · 1/19 repos · 1 files · 672 LOC
Depth 58 · HIGH
python-dotenv Emerging
LIBRARY · 1/19 repos · 0 files · 0 LOC
NumPy Emerging
LIBRARY · 1/19 repos · 0 files · 0 LOC
Flyway Recurring
LIBRARY · 2/19 repos · 0 files · 0 LOC
Uvicorn Emerging
LIBRARY · 1/19 repos · 0 files · 0 LOC
Micrometer Emerging
OBSERVABILITY · 1/19 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingabsent
formattingabsent
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
simple-neural Maven
blackhole-eh Maven
lewickiy.github.io Apache Kafka
blackhole PostgreSQL
EPAL1 Markdown
KTYGenerator Markdown
FloorTileGenerator Markdown
ACTIVITY & OWNERSHIP
Active months 21
Commits 845
Owner authored 100%
PRIMARY PROFILE — HR VIEW
BackendJava · Python · LombokHigh ownership
In 30 sec: direction — backend, core — Java · Python · Lombok, 19 repos 2023 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
JavaPythonLombokTypeScriptXMLHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 58
Forks 2
Watchers 58
EVERYTHING ABOVE IS TRACEABLE
19 repositories · 845 commits · 516 files · 130 evidence
Absence of a technology in the passport does not imply lack of experience