Hari Kommi
Lead Engineer at MongoDB
Sydney, New South Wales, Australia
Summary
🤩
Rockstar🎓
Top SchoolHari Kommi is a lead engineer based in Sydney with nine years of focused experience in database internals and storage engines, currently driving server engineering at MongoDB. He is a recognized PostgreSQL contributor with deep expertise across replication, memory management, indexing, executor parallelism, HA, and pluggable table access methods, and previously worked on in-memory storage internals and Linux networking stacks. Hari’s GitHub contributions include performance and correctness improvements to WiredTiger, reflecting hands-on experience with history stores, checkpoints and out-of-order transaction support in a widely used storage engine. He regularly designs, develops and rebases PostgreSQL features, supports front-line FEP teams solving complex customer integration problems, and helps integrate databases with big data systems. Known for bridging open-source collaboration with enterprise delivery, he combines low-level systems knowledge with practical customer-facing problem solving.
9 years of coding experience
10 years of employment as a software developer
Bachelor of Technology (B.Tech.), Electrical and Electronics Engineering, Bachelor of Technology (B.Tech.), Electrical and Electronics Engineering at Audisankara college of engineering and technology
English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (22)
debug10
transaction10
c-language10
checkpoint10
wiredtiger10
databases10
c-programming10
c1110
data-structure10
checkpointing10
c1710
transactionscope10
performance-optimization10
data-structures10
transaction-manager10
Programming languages (3)
Github contributions (5)
wiredtiger/wiredtiger
Jun 2019 - Jan 2023
WiredTiger's source tree
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:2120 reviews, 277 commits, 679 PRs in 3 years 7 months
Contributions summary:Hari primarily focused on improving the WiredTiger database's performance, stability, and correctness. Their commits addressed several bug fixes and enhancements related to the history store, data structure management, and checkpoint processes, which likely involved optimizing data access and storage. The user's work also included performance enhancements related to the out-of-order transaction support and general maintenance of the codebase. The changes demonstrate expertise in the internal workings of the WiredTiger database.
rustwiredtiger
kommiharibabu/postgres
Jun 2017 - Jul 2019
Contributions:1 PR, 896 pushes, 96 branches in 2 years 1 month
patchgit-repositorypull-requestspostgrespostgresql
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