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ValeryEstal

PROFILE

Valeryestal

Over three months, this developer enhanced the profcomff/rating-api and profcomff/rental-api services by building robust backend features and improving reliability. They implemented a scalable monthly comment rate limiting system in Python, introducing per-user and per-lecturer controls to reduce spam and provide clear user feedback. In the rental-api, they delivered comprehensive session management, refined GET endpoints, and addressed session cancellation timing and time zone robustness. Their work included extensive API testing with Pytest, automated code review workflows using GitHub Actions, and codebase maintenance through refactoring and documentation cleanup, resulting in more maintainable, secure, and well-tested backend systems.

Overall Statistics

Feature vs Bugs

79%Features

Repository Contributions

52Total
Bugs
3
Commits
52
Features
11
Lines of code
1,203
Activity Months3

Your Network

25 people

Shared Repositories

25
MikhailPI1Member
gipilipenkoMember
businkvMember
Artem MorozovMember
Tishanov ArtemMember
moschenkovjasMember
UmiachaMember
VladislavVMember
Artem BratyashinMember

Work History

April 2025

8 Commits • 3 Features

Apr 1, 2025

April 2025 performance summary focusing on API reliability, test coverage, and maintainability across rental-api and rating-api, with measurable business value in reliability, security, and developer velocity.

March 2025

25 Commits • 7 Features

Mar 1, 2025

March 2025 monthly summary focusing on delivered features, fixes, and impact across two services. Key improvements stabilized and expanded the rental-api and rating-api capabilities, with a strong emphasis on robust GET endpoints, dependable session management, and automated code quality processes that drive business value and maintainability.

December 2024

19 Commits • 1 Features

Dec 1, 2024

December 2024: Implemented a scalable Monthly Comment Rate Limiting System in profcomff/rating-api, introducing per-user monthly counts, per-lecturer limits, and frequency controls; added create_ts/update_ts metadata, initialized monthly windows, and refined cutoff calculations to provide precise feedback on posting eligibility. Updated the comment creation endpoint and error handling with new exceptions (TooManyCommentRequests, TooManyCommentsToLecturer) and settings, enabling clearer user communication and reducing spam. Refactoring and performance improvements included efficient counting queries and robust window management. Reworked error model for rate-limit signaling and improved reliability of monthly rollovers.

Activity

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Quality Metrics

Correctness79.6%
Maintainability81.2%
Architecture71.8%
Performance75.8%
AI Usage22.6%

Skills & Technologies

Programming Languages

PythonShell

Technical Skills

API DevelopmentAPI TestingAuthenticationBackend DevelopmentCode FormattingCode Review AutomationConfiguration ManagementDatabase ManagementException HandlingFastAPIGitHub ActionsPytestPythonRate LimitingRefactoring

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

profcomff/rental-api

Mar 2025 Apr 2025
2 Months active

Languages Used

Python

Technical Skills

API DevelopmentAPI TestingAuthenticationBackend DevelopmentDatabase ManagementFastAPI

profcomff/rating-api

Dec 2024 Apr 2025
3 Months active

Languages Used

PythonShell

Technical Skills

API DevelopmentBackend DevelopmentConfiguration ManagementDatabase ManagementException HandlingRate Limiting