JetBrains/Exposed
Nov 2024 – Mar 2025
3 Months active
Languages Used
JavaKotlinYAML
Technical Skills
Database TestingSQLUnit TestingBackend DevelopmentDatabaseORM
Jocelyne
PROFILE
Jocelyne
Worked on the JetBrains/Exposed repository, focusing on enhancing the SQL library’s robustness and expressiveness. Expanded test coverage for parameter handling by adding targeted tests for boolean and numeric types, improving reliability in query execution and reducing regression risk. Developed six subquery comparison operators for the Exposed SQL DSL, enabling direct comparisons against subquery results and supporting more complex query patterns. Addressed CI stability by resolving SQL Server startup issues in TeamCity through Docker Compose configuration, ensuring reliable test runs. Utilized Java, Kotlin, and Docker, applying skills in backend development, database testing, and DevOps to deliver maintainable, production-ready improvements.
Overall Statistics
Feature vs Bugs
67%Features
Repository Contributions
5Total
Bugs
1
Commits
5
Features
2
Lines of code
193
Activity Months3
Your Network
697 peopleSame Organization
@jetbrains.com671
Work History
March 2025
1 Commits
Mar 1, 2025Month: 2025-03 — Monthly work summary focused on stabilizing CI for the Exposed project in JetBrains/Exposed and improving business value through reliable test runs.
1 Commits
Mar 1, 2025Month: 2025-03 — Monthly work summary focused on stabilizing CI for the Exposed project in JetBrains/Exposed and improving business value through reliable test runs.
March 2025
January 2025
2 Commits • 1 Features
Jan 1, 2025January 2025 – JetBrains/Exposed: Implemented six subquery comparison operators for the Exposed SQL DSL (eqSubQuery, notEqSubQuery, lessSubQuery, lessEqSubQuery, greaterSubQuery, greaterEqSubQuery) to enable direct comparisons against subquery results. Added comprehensive tests for these operators (including eqSubQuery and notEqSubQuery). No major bugs reported this month. This work expands DSL expressiveness, enables more complex query patterns, and improves reliability for customers relying on subquery-driven filtering. Key commits include 82df93fe8aeb35abd84a85593ec23854761b24dd and 1eead4ebdd45ade916aed0191e1506acfb0396a0.
January 2025
2 Commits • 1 Features
Jan 1, 2025January 2025 – JetBrains/Exposed: Implemented six subquery comparison operators for the Exposed SQL DSL (eqSubQuery, notEqSubQuery, lessSubQuery, lessEqSubQuery, greaterSubQuery, greaterEqSubQuery) to enable direct comparisons against subquery results. Added comprehensive tests for these operators (including eqSubQuery and notEqSubQuery). No major bugs reported this month. This work expands DSL expressiveness, enables more complex query patterns, and improves reliability for customers relying on subquery-driven filtering. Key commits include 82df93fe8aeb35abd84a85593ec23854761b24dd and 1eead4ebdd45ade916aed0191e1506acfb0396a0.
November 2024
2 Commits • 1 Features
Nov 1, 2024Month: 2024-11 — Focused on strengthening the Exposed SQL library by expanding test coverage for parameter handling. Delivered targeted tests for booleanParam and a comprehensive suite of numeric parameter types (integers, unsigned integers, floats, doubles, decimals), contributing to more robust binding and query execution. This work improves reliability for downstream users and reduces risk of regressions in parameter handling.
2 Commits • 1 Features
Nov 1, 2024Month: 2024-11 — Focused on strengthening the Exposed SQL library by expanding test coverage for parameter handling. Delivered targeted tests for booleanParam and a comprehensive suite of numeric parameter types (integers, unsigned integers, floats, doubles, decimals), contributing to more robust binding and query execution. This work improves reliability for downstream users and reduces risk of regressions in parameter handling.
November 2024
Activity
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Quality Metrics
Correctness96.0%
Maintainability96.0%
Architecture88.0%
Performance92.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
JavaKotlinYAML
Technical Skills
Backend DevelopmentDatabaseDatabase TestingDevOpsDockerORMSQLSQL ServerTestingUnit Testing
Repositories Contributed To
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