yugabyte/yugabyte-db
Nov 2024 – Apr 2026
18 Months active
Languages Used
CC++JavaSQLprotobufPL/pgSQL
Technical Skills
Build EngineeringDatabase InternalsDebuggingLoggingSystem DevelopmentTest Automation
Minghui Yang
PROFILE
Minghui Yang
Over 18 months, contributed to yugabyte/yugabyte-db by engineering robust backend features and resolving complex bugs in YSQL’s catalog cache, DDL concurrency, and backup/restore workflows. Leveraging C++, Java, and SQL, delivered incremental catalog cache refresh, improved authentication performance, and enhanced concurrency control for DDL and index operations. Focused on reliability, implemented granular logging, stabilized CI with targeted test adjustments, and ensured correctness in backup, restore, and upgrade paths. The work emphasized observability, cache coherence, and safe schema changes, resulting in more predictable deployments and lower operational risk for distributed PostgreSQL-compatible environments. All changes were validated through comprehensive automated testing.
Overall Statistics
Feature vs Bugs
48%Features
Repository Contributions
129Total
Bugs
30
Commits
129
Features
28
Lines of code
18,755
Activity Months18
Your Network
286 peopleSame Organization
@yugabyte.com85
Shared Repositories
201
fatmelonMember
asc-073-ybMember
Aashir TyagiMember
Aashir TyagiMember
Aashir TyagiMember
Aashir TyagiMember
AbhiramjampaniMember
Abinav RameeshMember
Aishwarya ChakravarthyMember
Work History
April 2026
1 Commits
Apr 1, 2026April 2026 monthly summary: Focused on reliability and test stability in yugabyte/yugabyte-db. Delivered a stability improvement for the YSQL test suite by adjusting ASAN resource handling in the ConcurrentNonSuperuserNewConnectionsTest, eliminating a flaky failure and ensuring CI/test runs complete within resource constraints. The work enhances production-relevant test coverage and accelerates feedback loops for developers by preventing false negatives due to ASAN limits.
1 Commits
Apr 1, 2026April 2026 monthly summary: Focused on reliability and test stability in yugabyte/yugabyte-db. Delivered a stability improvement for the YSQL test suite by adjusting ASAN resource handling in the ConcurrentNonSuperuserNewConnectionsTest, eliminating a flaky failure and ensuring CI/test runs complete within resource constraints. The work enhances production-relevant test coverage and accelerates feedback loops for developers by preventing false negatives due to ASAN limits.
April 2026
March 2026
9 Commits • 1 Features
Mar 1, 2026March 2026: Hardened YSQL DDL and concurrent operations in yugabyte/yugabyte-db, delivering reliable concurrent index creation, safer catalog/version handling, serialized create/drop paths, and enhanced test instrumentation. Implemented a ysql lease to replace the catalog lease, extended timeouts for long-running transactions, and added diagnostics during shutdown. Added tests and logging to improve stability and debuggability in DDL/transaction workflows. Result: lower failure rates during schema changes, improved operational visibility, and stronger business value through safer, faster deployments.
March 2026
9 Commits • 1 Features
Mar 1, 2026March 2026: Hardened YSQL DDL and concurrent operations in yugabyte/yugabyte-db, delivering reliable concurrent index creation, safer catalog/version handling, serialized create/drop paths, and enhanced test instrumentation. Implemented a ysql lease to replace the catalog lease, extended timeouts for long-running transactions, and added diagnostics during shutdown. Added tests and logging to improve stability and debuggability in DDL/transaction workflows. Result: lower failure rates during schema changes, improved operational visibility, and stronger business value through safer, faster deployments.
February 2026
7 Commits • 4 Features
Feb 1, 2026Concise monthly summary for February 2026 focused on YSQL DDL concurrency, reliability, and performance improvements. The team delivered concurrent index creation improvements with MATVIEW refresh, mitigated timeouts, strengthened error guidance for dropped/recreated databases, and added targeted tests and API refinements to reduce regression risk. The work furthers platform stability, reduces blocking and latency in critical DDL paths, and reinforces engineering rigor with automated tests and clearer operator feedback.
7 Commits • 4 Features
Feb 1, 2026Concise monthly summary for February 2026 focused on YSQL DDL concurrency, reliability, and performance improvements. The team delivered concurrent index creation improvements with MATVIEW refresh, mitigated timeouts, strengthened error guidance for dropped/recreated databases, and added targeted tests and API refinements to reduce regression risk. The work furthers platform stability, reduces blocking and latency in critical DDL paths, and reinforces engineering rigor with automated tests and clearer operator feedback.
February 2026
January 2026
9 Commits • 4 Features
Jan 1, 2026January 2026 performance summary for yugabyte/yugabyte-db: Focused on stabilizing YSQL test results, expanding DDL/transaction capabilities, improving observability, and enabling safer concurrency for DDL operations. Delivered business-value through reduced CI flakiness, clearer error handling, and faster, safer schema changes in production.
January 2026
9 Commits • 4 Features
Jan 1, 2026January 2026 performance summary for yugabyte/yugabyte-db: Focused on stabilizing YSQL test results, expanding DDL/transaction capabilities, improving observability, and enabling safer concurrency for DDL operations. Delivered business-value through reduced CI flakiness, clearer error handling, and faster, safer schema changes in production.
December 2025
4 Commits
Dec 1, 2025December 2025 monthly summary for yugabyte/yugabyte-db. Delivered three vectors of improvement: build hygiene, functional correctness in DDL/trigger handling, and test stability for ASAN/TSAN builds. These changes reduce build warnings and security risks, ensure correct trigger function replacement during DDL transactions, and stabilize CI by tuning stress tests and JDBC behavior, enabling safer production deployments with faster feedback loops.
4 Commits
Dec 1, 2025December 2025 monthly summary for yugabyte/yugabyte-db. Delivered three vectors of improvement: build hygiene, functional correctness in DDL/trigger handling, and test stability for ASAN/TSAN builds. These changes reduce build warnings and security risks, ensure correct trigger function replacement during DDL transactions, and stabilize CI by tuning stress tests and JDBC behavior, enabling safer production deployments with faster feedback loops.
December 2025
November 2025
5 Commits • 2 Features
Nov 1, 2025November 2025 monthly summary for yugabyte/yugabyte-db development work. Focused on YSQL performance and debugging, relcache improvements, incremental refresh paths, and colocation restore integrity fixes. Delivered concrete enhancements that boost concurrency, reduce DDL-backed blocking, and improve backup/restore correctness for colocated databases. Key work highlights: - YSQL performance and debugging enhancements: Consolidated YSQL relcache debug logging for concurrent DDL/invalidation, extended DDL log coverage in transactional contexts, and adopted SharedLock for read operations to reduce blocking and improve concurrency. Notable commits include 506e44e50b55793cde247e0e443cced002c2bf13, 76e3058148754d52ef14621e8b2db7df82dd2cad, and 7666f5ae7120a746a1b857a82f1d9a52da4c83b2. - Incremental relcache init file refresh: Introduced an incremental refresh path to revalidate and rewrite only when necessary, leveraging YbTryRevalidateRelcacheFile to avoid full relcache rewrites and speed up catalog version updates. Notable commit: 8e147cca15973fe6d20072618930fad4674c5569. - Colocation restore integrity fix: Preserved and propagated colocation_id during backup/restore, added a new binary upgrade hook to set the next colocation_id, and introduced unit tests to guard against regressions. Notable commit: ee14a864ce258ddfcd91f088777459f511368ffe. Overall impact and accomplishments: - Improved YSQL runtime performance under concurrent DDL and heavy metadata activity through finer-grained logging, reduced blocking, and better cache concurrency. This translates to lower latency and higher throughput for concurrent schema changes in production systems. - Faster and more scalable catalog version updates via incremental relcache refresh, reducing unnecessary IO and CPU during DDL-heavy workloads. - Increased reliability of backups/restores in colocated deployments by preserving colocated metadata, preventing subtle data-access discrepancies, and enabling safer upgrades. Technologies/skills demonstrated: - C++ backend work with PostgreSQL/Yugabyte code paths, including relcache, catalog versioning, and DDL transaction handling. - Concurrency optimization (SharedLock usage) and incremental refresh algorithms. - Test strategy and tooling updates (unit tests for colocation integrity, validated via build/test pipelines).
November 2025
5 Commits • 2 Features
Nov 1, 2025November 2025 monthly summary for yugabyte/yugabyte-db development work. Focused on YSQL performance and debugging, relcache improvements, incremental refresh paths, and colocation restore integrity fixes. Delivered concrete enhancements that boost concurrency, reduce DDL-backed blocking, and improve backup/restore correctness for colocated databases. Key work highlights: - YSQL performance and debugging enhancements: Consolidated YSQL relcache debug logging for concurrent DDL/invalidation, extended DDL log coverage in transactional contexts, and adopted SharedLock for read operations to reduce blocking and improve concurrency. Notable commits include 506e44e50b55793cde247e0e443cced002c2bf13, 76e3058148754d52ef14621e8b2db7df82dd2cad, and 7666f5ae7120a746a1b857a82f1d9a52da4c83b2. - Incremental relcache init file refresh: Introduced an incremental refresh path to revalidate and rewrite only when necessary, leveraging YbTryRevalidateRelcacheFile to avoid full relcache rewrites and speed up catalog version updates. Notable commit: 8e147cca15973fe6d20072618930fad4674c5569. - Colocation restore integrity fix: Preserved and propagated colocation_id during backup/restore, added a new binary upgrade hook to set the next colocation_id, and introduced unit tests to guard against regressions. Notable commit: ee14a864ce258ddfcd91f088777459f511368ffe. Overall impact and accomplishments: - Improved YSQL runtime performance under concurrent DDL and heavy metadata activity through finer-grained logging, reduced blocking, and better cache concurrency. This translates to lower latency and higher throughput for concurrent schema changes in production systems. - Faster and more scalable catalog version updates via incremental relcache refresh, reducing unnecessary IO and CPU during DDL-heavy workloads. - Increased reliability of backups/restores in colocated deployments by preserving colocated metadata, preventing subtle data-access discrepancies, and enabling safer upgrades. Technologies/skills demonstrated: - C++ backend work with PostgreSQL/Yugabyte code paths, including relcache, catalog versioning, and DDL transaction handling. - Concurrency optimization (SharedLock usage) and incremental refresh algorithms. - Test strategy and tooling updates (unit tests for colocation integrity, validated via build/test pipelines).
October 2025
14 Commits • 2 Features
Oct 1, 2025October 2025 monthly summary for yugabyte/yugabyte-db focusing on YSQL catalog cache, relcache stability, and DDL/versioning improvements. Delivered a set of stability and performance enhancements to the YSQL catalog/relcache subsystem, extended preloading, clarified DDL/versioning UX, and improved test reliability and observability. These changes reduce memory spikes, lower test flakiness, and provide clearer guidance for operators when managing catalog versioning and ownership changes.
14 Commits • 2 Features
Oct 1, 2025October 2025 monthly summary for yugabyte/yugabyte-db focusing on YSQL catalog cache, relcache stability, and DDL/versioning improvements. Delivered a set of stability and performance enhancements to the YSQL catalog/relcache subsystem, extended preloading, clarified DDL/versioning UX, and improved test reliability and observability. These changes reduce memory spikes, lower test flakiness, and provide clearer guidance for operators when managing catalog versioning and ownership changes.
October 2025
September 2025
6 Commits • 1 Features
Sep 1, 2025Performance-review oriented monthly summary for 2025-09 focusing on yugabyte/yugabyte-db work on catalog cache initialization, freshness, and refresh paths. Highlights include stability fixes, instrumentation enhancements, and improved concurrency handling to reduce latency and memory spikes during connection storms and DDL scenarios. Emphasis on business value: predictable startup behavior, lower OOM risk, and stronger observability for production rollouts.
September 2025
6 Commits • 1 Features
Sep 1, 2025Performance-review oriented monthly summary for 2025-09 focusing on yugabyte/yugabyte-db work on catalog cache initialization, freshness, and refresh paths. Highlights include stability fixes, instrumentation enhancements, and improved concurrency handling to reduce latency and memory spikes during connection storms and DDL scenarios. Emphasis on business value: predictable startup behavior, lower OOM risk, and stronger observability for production rollouts.
August 2025
6 Commits • 2 Features
Aug 1, 2025August 2025 monthly summary: Delivered core YSQL performance and locality enhancements in yugabyte-db, fixed critical caching and CI stability issues, and strengthened code hygiene and testing practices to support reliable releases. The work directly improves business value by reducing authentication latency, enabling finer-grained locality-aware transactions, and lowering risk of cache-related degradation through dropped databases and cache renewal logic.
6 Commits • 2 Features
Aug 1, 2025August 2025 monthly summary: Delivered core YSQL performance and locality enhancements in yugabyte-db, fixed critical caching and CI stability issues, and strengthened code hygiene and testing practices to support reliable releases. The work directly improves business value by reducing authentication latency, enabling finer-grained locality-aware transactions, and lowering risk of cache-related degradation through dropped databases and cache renewal logic.
August 2025
July 2025
6 Commits • 1 Features
Jul 1, 2025July 2025 – Yugabyte DB: Key features delivered, major bugs fixed, and clear business value realized with strong technical execution. Key features delivered: - Catalog cache coherence and performance enhancements: Introduced a full catalog cache refresh via a new GUC, optimized cache invalidation by selectively invalidating relevant entries, and leveraged the tserver cache to reduce master RPCs while ensuring catalog version increments correctly for global DDL operations. Commits evidencing work: 0af72c5ed82cd9191a72e41b02c43940810168e7, ad458d744db02f84eb968291d06fc393f01d5d81, 88b48759b527df1fc54a49e3dd4a728819416b0e. Major bugs fixed: - Global DDL impact correctness and cache invalidation: Fixed issue where ALTER ROLE ... SET GUC commands were not marked as global-impact; added unit test to verify global-related data remains correct in cache. Commit: e38bc6e311dbf89ff827e374d3dad63525287f34. - DDL Concurrency test stability and reliability: Addressed flakiness in DDL concurrency tests by adjusting timeouts and suppressing non-critical error noise for reliable test execution under concurrent DDL operations. Commit: 88880a4a6875e440dc537d089a28294ac0b7e420. - Locking gating in non-GCV mode: Disable object locking when global catalog version mode is false and enforce validation that object locking can only be enabled when global catalog version mode is true, preventing invalid configurations and test failures. Commit: 3295b10fcaacdec595f2ba37b6e3ad790c0eb159. Overall impact and accomplishments: - Improved runtime performance and scalability for catalog operations, reduced master RPCs, and more predictable behavior during global DDL events. - Increased reliability of the test suite and product behavior in edge-case configurations, lowering risk in production deployments. - Safer configuration and validation around global catalog version mode, reducing misconfiguration-related failures. Technologies/skills demonstrated: - YSQL, GUCs, catalog cache and tserver cache usage, cache invalidation strategies, and global catalog version mode. - Test engineering including unit and concurrency tests, with targeted fixes for flaky tests and validation guards. - Change management and traceability via commits mapping to each deliverable.
July 2025
6 Commits • 1 Features
Jul 1, 2025July 2025 – Yugabyte DB: Key features delivered, major bugs fixed, and clear business value realized with strong technical execution. Key features delivered: - Catalog cache coherence and performance enhancements: Introduced a full catalog cache refresh via a new GUC, optimized cache invalidation by selectively invalidating relevant entries, and leveraged the tserver cache to reduce master RPCs while ensuring catalog version increments correctly for global DDL operations. Commits evidencing work: 0af72c5ed82cd9191a72e41b02c43940810168e7, ad458d744db02f84eb968291d06fc393f01d5d81, 88b48759b527df1fc54a49e3dd4a728819416b0e. Major bugs fixed: - Global DDL impact correctness and cache invalidation: Fixed issue where ALTER ROLE ... SET GUC commands were not marked as global-impact; added unit test to verify global-related data remains correct in cache. Commit: e38bc6e311dbf89ff827e374d3dad63525287f34. - DDL Concurrency test stability and reliability: Addressed flakiness in DDL concurrency tests by adjusting timeouts and suppressing non-critical error noise for reliable test execution under concurrent DDL operations. Commit: 88880a4a6875e440dc537d089a28294ac0b7e420. - Locking gating in non-GCV mode: Disable object locking when global catalog version mode is false and enforce validation that object locking can only be enabled when global catalog version mode is true, preventing invalid configurations and test failures. Commit: 3295b10fcaacdec595f2ba37b6e3ad790c0eb159. Overall impact and accomplishments: - Improved runtime performance and scalability for catalog operations, reduced master RPCs, and more predictable behavior during global DDL events. - Increased reliability of the test suite and product behavior in edge-case configurations, lowering risk in production deployments. - Safer configuration and validation around global catalog version mode, reducing misconfiguration-related failures. Technologies/skills demonstrated: - YSQL, GUCs, catalog cache and tserver cache usage, cache invalidation strategies, and global catalog version mode. - Test engineering including unit and concurrency tests, with targeted fixes for flaky tests and validation guards. - Change management and traceability via commits mapping to each deliverable.
June 2025
7 Commits • 2 Features
Jun 1, 2025June 2025 performance sprint focused on stabilizing YSQL incremental catalog refresh and the invalidation messages path in yugabyte/yugabyte-db, with a strong emphasis on reliability, observability, and business value. Deliveries spanned stabilization, cache-refresh efficiency, and enhanced logging to support production diagnostics and faster incident resolution.
7 Commits • 2 Features
Jun 1, 2025June 2025 performance sprint focused on stabilizing YSQL incremental catalog refresh and the invalidation messages path in yugabyte/yugabyte-db, with a strong emphasis on reliability, observability, and business value. Deliveries spanned stabilization, cache-refresh efficiency, and enhanced logging to support production diagnostics and faster incident resolution.
June 2025
May 2025
11 Commits • 1 Features
May 1, 2025May 2025: Delivered significant improvements to DDL catalog versioning and upgrade reliability in yugabyte/yugabyte-db, focusing on performance, stability, and diagnosability. The work enhances DDL catalog version handling, cache management, and upgrade paths, with traceable commits across YSQL components.
May 2025
11 Commits • 1 Features
May 1, 2025May 2025: Delivered significant improvements to DDL catalog versioning and upgrade reliability in yugabyte/yugabyte-db, focusing on performance, stability, and diagnosability. The work enhances DDL catalog version handling, cache management, and upgrade paths, with traceable commits across YSQL components.
April 2025
11 Commits
Apr 1, 2025April 2025 monthly summary for yugabyte/yugabyte-db: Delivered stability and data-integrity improvements across YSQL backups/restores, invalidation messaging, upgrades, and initdb safety. Key deliveries include: preserved enum sort order during backups/restores (YSQL) and fixes for enum type restoration from old backups; consolidated invalidation message cache refresh with garbage collection and improved timestamp correctness; reduced log flooding and extended timeout handling during upgrades; and initdb safety to avoid unsafe SPI calls by not building relfilenode hash tables in initdb mode. Overall impact: more reliable backups, deterministic upgrades, fewer flaky tests, and safer initdb sequences. Technologies demonstrated: YSQL internals, backup/restore, cache invalidation lifecycle, tserver garbage collection, clock_timestamp usage, and initdb safety practices.
11 Commits
Apr 1, 2025April 2025 monthly summary for yugabyte/yugabyte-db: Delivered stability and data-integrity improvements across YSQL backups/restores, invalidation messaging, upgrades, and initdb safety. Key deliveries include: preserved enum sort order during backups/restores (YSQL) and fixes for enum type restoration from old backups; consolidated invalidation message cache refresh with garbage collection and improved timestamp correctness; reduced log flooding and extended timeout handling during upgrades; and initdb safety to avoid unsafe SPI calls by not building relfilenode hash tables in initdb mode. Overall impact: more reliable backups, deterministic upgrades, fewer flaky tests, and safer initdb sequences. Technologies demonstrated: YSQL internals, backup/restore, cache invalidation lifecycle, tserver garbage collection, clock_timestamp usage, and initdb safety practices.
April 2025
March 2025
11 Commits • 1 Features
Mar 1, 2025March 2025 monthly contributions focused on stabilizing and advancing the YSQL catalog caching layer, delivering a robust incremental refresh mechanism and strengthening data consistency during DDL and propagation delays. Key outcomes include delta-based invalidations, default enablement, versioning compatibility, ANALYZE support, and comprehensive testing. Fixed stale/invalid catalog snapshots during invalidation propagation and concurrent DDL, backed by regression tests and runtime checks. The work improves cache coherence, reduces risk of stale reads, and enhances statistics accuracy and overall performance for YSQL workloads.
March 2025
11 Commits • 1 Features
Mar 1, 2025March 2025 monthly contributions focused on stabilizing and advancing the YSQL catalog caching layer, delivering a robust incremental refresh mechanism and strengthening data consistency during DDL and propagation delays. Key outcomes include delta-based invalidations, default enablement, versioning compatibility, ANALYZE support, and comprehensive testing. Fixed stale/invalid catalog snapshots during invalidation propagation and concurrent DDL, backed by regression tests and runtime checks. The work improves cache coherence, reduces risk of stale reads, and enhances statistics accuracy and overall performance for YSQL workloads.
February 2025
9 Commits • 2 Features
Feb 1, 2025February 2025 monthly performance summary for yugabyte/yugabyte-db: Delivered key YSQL enhancements aligned with PostgreSQL 15, introduced incremental catalog cache invalidation, and fixed critical catalog/version issues. These changes improve correctness, reliability, and upgrade safety for large deployments, while demonstrating strong technical capabilities in database internals, testing, and performance optimization.
9 Commits • 2 Features
Feb 1, 2025February 2025 monthly performance summary for yugabyte/yugabyte-db: Delivered key YSQL enhancements aligned with PostgreSQL 15, introduced incremental catalog cache invalidation, and fixed critical catalog/version issues. These changes improve correctness, reliability, and upgrade safety for large deployments, while demonstrating strong technical capabilities in database internals, testing, and performance optimization.
February 2025
January 2025
4 Commits • 2 Features
Jan 1, 2025Performance-focused monthly summary for 2025-01: Delivered stability, PostgreSQL compatibility, and runtime efficiency improvements in yugabyte/yugabyte-db. Key work includes DDL reliability and global-impact fixes, PG15-aware CREATE DATABASE collation support, and an incremental catalog cache refresh to reduce post-DDL resource usage. The changes improve operational resilience, safer schema changes, PostgreSQL compatibility, and lifecycle efficiency in production deployments.
January 2025
4 Commits • 2 Features
Jan 1, 2025Performance-focused monthly summary for 2025-01: Delivered stability, PostgreSQL compatibility, and runtime efficiency improvements in yugabyte/yugabyte-db. Key work includes DDL reliability and global-impact fixes, PG15-aware CREATE DATABASE collation support, and an incremental catalog cache refresh to reduce post-DDL resource usage. The changes improve operational resilience, safer schema changes, PostgreSQL compatibility, and lifecycle efficiency in production deployments.
December 2024
7 Commits • 2 Features
Dec 1, 2024Month 2024-12 – Delivered reliability, clarity, and targeted performance improvements in yugabyte/yugabyte-db with a focus on YSQL stability, safer DDL handling, and more scalable catalog/version management. Key outcomes include stabilizing the DDL Concurrency Test under TSAN, preventing OID reuse during YSQL restores, hardening error handling and DDL transaction cleanup to avoid flaky timeouts, clarifying YugaByte-specific initialization, and localizing catalog version updates during ALTER DATABASE operations. These changes reduce flaky failures, lower risk during concurrent operations, and improve overall maintainability and business continuity.
7 Commits • 2 Features
Dec 1, 2024Month 2024-12 – Delivered reliability, clarity, and targeted performance improvements in yugabyte/yugabyte-db with a focus on YSQL stability, safer DDL handling, and more scalable catalog/version management. Key outcomes include stabilizing the DDL Concurrency Test under TSAN, preventing OID reuse during YSQL restores, hardening error handling and DDL transaction cleanup to avoid flaky timeouts, clarifying YugaByte-specific initialization, and localizing catalog version updates during ALTER DATABASE operations. These changes reduce flaky failures, lower risk during concurrent operations, and improve overall maintainability and business continuity.
December 2024
November 2024
2 Commits • 1 Features
Nov 1, 2024Month: 2024-11. Focused on stabilizing CI and improving observability in YugabyteDB's YSQL components. Delivered targeted fixes and instrumentation to reduce flaky ASAN runs and to enable granular debugging of object ID allocation.
November 2024
2 Commits • 1 Features
Nov 1, 2024Month: 2024-11. Focused on stabilizing CI and improving observability in YugabyteDB's YSQL components. Delivered targeted fixes and instrumentation to reduce flaky ASAN runs and to enable granular debugging of object ID allocation.
Activity
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Quality Metrics
Correctness93.2%
Maintainability83.0%
Architecture84.6%
Performance80.4%
AI Usage20.4%
Skills & Technologies
Programming Languages
CC++JavaPL/pgSQLSQLprotobuf
Technical Skills
API designAssertion HandlingAuthenticationBackend DevelopmentBackup and RestoreBug FixBug FixingBuild EngineeringBuild SystemsC ProgrammingC programmingC++C++ DevelopmentC++ Standard LibraryC++ development
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline