Pranav Gajjewar
Technical Lead at PayPay Corporation
Tokyo, Japan
Summary
👤
Senior🎓
Top SchoolPranav Gajjewar is a Technical Lead based in Tokyo with nine years building scalable, high-availability backend systems across Java, Clojure, Go, Python and JavaScript. At PayPay he leads a five-engineer team owning core O2O features—designing microservices, establishing on-call incident processes, and shipping a new Stamp Cards product. He brings hands-on experience in cloud operations on GCP and AWS, API design with Spring Boot, and event-driven architectures using Kafka. His open-source contributions include practical fixes and tests to cider-nrepl and a website-backend, showing a focus on robustness, middleware, and authorization flows. Comfortable jumping into unfamiliar codebases, he combines functional-programming experience with pragmatic engineering to reduce costs and improve system reliability. Fluent in cross-team collaboration and agile delivery, he excels at turning product needs into maintainable, production-grade services.
9 years of coding experience
3 years of employment as a software developer
Bachelor of Technology, Computer Science, Bachelor of Technology, Computer Science at Shri Guru Gobind Singhji Institute of Engineering and Technology, Vishnupuri, Nanded
English, Hindi, Marathi, Japanese
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (17)
debugging10
uitest10
debug10
middleware10
clojure-cli10
testing10
clojure10
moc10
api10
chai10
nrepl10
rest-api10
nodejs10
backend10
expressjs9
Programming languages (10)
Github contributions (5)
Real-Dev-Squad/website-backend
Jan 2021 - Jun 2021
The backend code for all our website-related apps
Role in this project:
Back-end Developer
Back-end DeveloperContributions:18 reviews, 12 commits, 8 PRs in 5 months
Contributions summary:Pranav primarily contributed to the backend of the website application by fixing emulator issues in testing scripts and adding middleware to check user roles. They enhanced the codebase by including tests for restricted user functionality, improving code quality and security. Additionally, the user addressed bugs in the test utilities and added integration tests for authorization code, and fixed some flaky tests.
rest-apiapibackendnodejs
clojure-emacs/cider-nrepl
Feb 2020 - Apr 2021
A collection of nREPL middleware to enhance Clojure editors with common functionality like definition lookup, code completion, etc.
Role in this project:Back-end Developer
Back-end DeveloperContributions:1 review, 5 commits, 5 PRs in 1 year 1 month
Contributions summary:Pranav contributed to the `cider-nrepl` project by addressing several issues and enhancing the existing functionalities. They fixed a bug in the `apropos` middleware by adding a search key check. Furthermore, they addressed issues within the `slurp` middleware, including handling content types and directory handling. The user also fixed debug instrumentation for a dot special form case and resolved a delayed middleware loading issue.
nreplcidercode-completionnrepl-middlewareenhance
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