Sachin Joshi
Distinguished Software Engineer - Big Data
Redmond, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolSachin Joshi is a distinguished software engineer and architect with 23+ years of hands-on experience building massively scalable, low-latency distributed systems and microservice architectures. Currently leading Big Data architecture at Walmart Global Tech, he designs lakehouse, ingestion and governance solutions that serve analytical and ML use cases at enterprise scale. His background spans senior engineering and product leadership across Microsoft, Amazon, Oracle, Dell EMC and startups, where he modernized storage and streaming platforms (including contributions to the Pravega streaming storage project) and shipped protocol and GenAI-ready storage features. A true polyglot programmer and systems thinker, he codes in C#, Java, C++, Go, Python and JavaScript across Windows, Linux and iOS, and has deep experience in containers, security compliance and performance tuning. As founder of Washington Technical Resources he pairs hands-on delivery with consulting in cloud strategy and agile transformation, helping teams cut costs and improve velocity. Beyond product roadmaps, he combines compiler and distributed-systems curiosity with a pragmatic focus on operability and data integrity in production.
7 years of coding experience
17 years of employment as a software developer
Bachelor of Engineering (BE) Computer Science and Engineering, Bachelor of Engineering (BE) Computer Science and Engineering at Walchand College of Engineering, Sangli, INDIA
Marathi, Hindi, Spanish, English
Github Skills (8)
data-storage10
javas10
distributed-systems10
distributed-file-system10
software-quality10
java10
performance-optimization9
testing8
Programming languages (2)
Github contributions (5)
pravega/pravega
Nov 2018 - Nov 2022
Pravega - Streaming as a new software defined storage primitive
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 releases, 809 reviews, 125 commits in 3 years 11 months
Contributions summary:Sachin's commits primarily focused on improving the Java code base for the Pravega project. Their contributions included fixing Javadoc warnings, increasing the default storage thread pool size, and enhancing the Storage interface by returning a SegmentHandle from the create method. Furthermore, they addressed data loss vulnerabilities and implemented data integrity checks, demonstrating a commitment to code quality and robustness within the distributed storage system. The user also made several changes to internal configurations and tests.
streaming-datadistributed-storagereal-time-datadefineddata-ingestion
sachin-j-joshi/pravega
Nov 2018 - Feb 2024
Pravega - Streaming as a new software defined storage primitive
Contributions:1090 pushes, 548 branches in 5 years 3 months
definedstreamingprimitivepravegastorage
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