alexeygrigorev Alexey Grigorev
Running @DataTalksClub and hacking some personal projects
EVIDENCE BASE
50
Repositories
5645
Commits
44693
Files analyzed
59
Technologies
458
Evidence
106
Active months
Based on 50 repository passports · 50/50 current
ENGINEERING PROFILE
Frontend32%
Backend82%
Testing56%
DevOps70%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
YAML Core
LANGUAGE · 19/50 repos · 16229 files · 1552935 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 49/50 repos · 3522 files · 182488 LOC
Depth 70 · HIGH
Apache Kafka Core
MESSAGE_BROKER · 10/50 repos · 1924 files · 658800 LOC
Depth 81 · HIGH
MongoDB Core
DATABASE · 7/50 repos · 1335 files · 596158 LOC
Depth 81 · HIGH
Redis Core
CACHE · 8/50 repos · 1074 files · 340365 LOC
Depth 84 · HIGH
Python Core
LANGUAGE · 35/50 repos · 863 files · 133091 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 19/50 repos · 726 files · 345173 LOC
Depth 70 · HIGH
Elasticsearch Core
DATABASE · 6/50 repos · 566 files · 200932 LOC
Depth 81 · HIGH
RabbitMQ Core
MESSAGE_BROKER · 8/50 repos · 310 files · 99380 LOC
Depth 81 · HIGH
Java Core
LANGUAGE · 6/50 repos · 287 files · 19241 LOC
Depth 70 · HIGH
C++ Recurring
LANGUAGE · 2/50 repos · 223 files · 9009 LOC
Depth 70 · HIGH
Rust Recurring
LANGUAGE · 2/50 repos · 169 files · 139172 LOC
Depth 70 · HIGH
PostgreSQL Core
DATABASE · 7/50 repos · 131 files · 133789 LOC
Depth 81 · HIGH
NumPy Core
LIBRARY · 16/50 repos · 117 files · 17940 LOC
Depth 62 · HIGH
pytest Core
TESTING · 10/50 repos · 104 files · 22936 LOC
Depth 41 · HIGH
pandas Core
LIBRARY · 16/50 repos · 88 files · 10912 LOC
Depth 62 · HIGH
TOML Core
LANGUAGE · 19/50 repos · 43 files · 1125 LOC
Depth 70 · HIGH
Requests Core
LIBRARY · 13/50 repos · 39 files · 3619 LOC
Depth 62 · HIGH
Pydantic Core
LIBRARY · 8/50 repos · 39 files · 5489 LOC
Depth 62 · HIGH
Shell Core
LANGUAGE · 10/50 repos · 37 files · 3772 LOC
Depth 70 · HIGH
TypeScript Core
LANGUAGE · 13/50 repos · 32 files · 5347 LOC
Depth 58 · HIGH
XML Core
LANGUAGE · 9/50 repos · 30 files · 2568 LOC
Depth 70 · HIGH
Django Recurring
FRAMEWORK · 2/50 repos · 29 files · 1161 LOC
Depth 93 · HIGH
Dockerfile Core
LANGUAGE · 10/50 repos · 20 files · 196 LOC
Depth 70 · HIGH
Poetry Core
BUILD_TOOL · 18/50 repos · 18 files · 180 LOC
Depth 80 · HIGH
uv Core
BUILD_TOOL · 16/50 repos · 16 files · 160 LOC
Depth 80 · HIGH
JUnit Core
TESTING · 4/50 repos · 16 files · 675 LOC
JavaScript Core
LANGUAGE · 5/50 repos · 16 files · 1844 LOC
Depth 70 · HIGH
Jackson Core
LIBRARY · 6/50 repos · 14 files · 1308 LOC
Depth 66 · HIGH
lxml Recurring
LIBRARY · 3/50 repos · 11 files · 4616 LOC
Playwright Recurring
LIBRARY · 2/50 repos · 7 files · 1057 LOC
Depth 78 · HIGH
AWS SDK Core
CLOUD · 4/50 repos · 7 files · 882 LOC
Depth 51 · HIGH
Maven Core
BUILD_TOOL · 6/50 repos · 6 files · 60 LOC
Depth 80 · HIGH
Uvicorn Recurring
LIBRARY · 3/50 repos · 6 files · 538 LOC
Depth 77 · HIGH
Flask Recurring
FRAMEWORK · 3/50 repos · 6 files · 196 LOC
Depth 70 · HIGH
FastAPI Recurring
FRAMEWORK · 3/50 repos · 6 files · 538 LOC
Depth 77 · HIGH
Serde Recurring
LIBRARY · 2/50 repos · 5 files · 4176 LOC
Depth 58 · HIGH
Pipenv Core
BUILD_TOOL · 5/50 repos · 5 files · 50 LOC
Depth 80 · HIGH
ESLint Emerging
QUALITY · 1/50 repos · 4 files · 6972 LOC
Depth 77 · HIGH
Prettier Recurring
QUALITY · 3/50 repos · 4 files · 24387 LOC
Depth 65 · HIGH
npm Core
BUILD_TOOL · 4/50 repos · 4 files · 40 LOC
Depth 80 · HIGH
React Emerging
FRAMEWORK · 1/50 repos · 4 files · 324 LOC
Depth 70 · HIGH
Bundler Recurring
BUILD_TOOL · 3/50 repos · 3 files · 30 LOC
Depth 80 · HIGH
Next.js Emerging
FRAMEWORK · 1/50 repos · 3 files · 10070 LOC
Depth 70 · HIGH
Vite Emerging
BUILD_TOOL · 1/50 repos · 2 files · 12 LOC
Depth 47 · HIGH
Cargo Recurring
BUILD_TOOL · 2/50 repos · 2 files · 20 LOC
Depth 80 · HIGH
Mockito Emerging
TESTING · 1/50 repos · 2 files · 208 LOC
Depth 41 · HIGH
Spring Framework Emerging
FRAMEWORK · 1/50 repos · 2 files · 73 LOC
Depth 62 · HIGH
Spring Boot Emerging
FRAMEWORK · 1/50 repos · 1 files · 9 LOC
Depth 41 · HIGH
Click Emerging
LIBRARY · 1/50 repos · 1 files · 62 LOC
Depth 58 · HIGH
pip Emerging
BUILD_TOOL · 1/50 repos · 1 files · 10 LOC
Depth 80 · HIGH
SQL Emerging
LANGUAGE · 1/50 repos · 1 files · 21 LOC
Depth 70 · HIGH
SQLAlchemy Emerging
LIBRARY · 1/50 repos · 1 files · 62 LOC
Depth 58 · HIGH
python-dotenv Recurring
LIBRARY · 2/50 repos · 0 files · 0 LOC
Logback Core
OBSERVABILITY · 4/50 repos · 0 files · 0 LOC
Apache Commons Core
LIBRARY · 6/50 repos · 0 files · 0 LOC
HTTPX Emerging
LIBRARY · 1/50 repos · 0 files · 0 LOC
SLF4J Core
LIBRARY · 5/50 repos · 0 files · 0 LOC
Clap Emerging
LIBRARY · 1/50 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingabsent
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
data-science-interviews Bundler
llm-rag-workshop Elasticsearch
workshops Requests
mlbookcamp-code Requests
clothing-dataset Markdown
clothing-dataset-small Markdown
avito-duplicates-kaggle Maven
ACTIVITY & OWNERSHIP
Active months 106
Commits 5645
Owner authored 99%
PRIMARY PROFILE — HR VIEW
BackendYAML · Markdown · Apache KafkaHigh ownership
In 30 sec: direction — backend, core — YAML · Markdown · Apache Kafka, 50 repos 2012 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
YAMLMarkdownApache KafkaMongoDBRedisHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 18624
Forks 3593
Watchers 372
EVERYTHING ABOVE IS TRACEABLE
50 repositories · 5645 commits · 44693 files · 458 evidence
Absence of a technology in the passport does not imply lack of experience