Rajat Chandak
Staff Software Engineer at Lean Technologies
Pune, Maharashtra, India
Summary
👤
Senior🎓
Top SchoolRajat Chandak is a Staff Software Engineer with 11 years of hands-on experience building scalable, resilient backend systems across fintech, edtech, and super-app domains. He has repeatedly delivered high-availability systems—handling millions of daily bookings at Gojek and building SEPA payment flows at N26—using Java/Kotlin, Spring Boot, and Postgres, alongside cloud-native tooling on AWS, Kafka, Redis, and containerization. Comfortable leading teams, he has driven product and cost-optimization initiatives, mentored engineers, and applied XP practices like TDD and CI/CD to improve delivery quality. Currently focused on Open Banking for the MENA region, he brings a practical mix of distributed-systems design, microservices architecture, and a penchant for clean OOP and refactoring that reduces technical debt. An experienced polyglot who has moved between startups and scale-ups (ThoughtWorks, Gojek, N26, Kodo), Rajat pairs deep backend expertise with a pragmatic product mindset.
11 years of coding experience
9 years of employment as a software developer
Bachelor of Technology (B.Tech.) Computer Science and Engineering, Bachelor of Technology (B.Tech.) Computer Science and Engineering at Walchand College of Engineering,Sangli
Hindi, English
Stackoverflow
131reputation
28kreached
8answers
0questions
Github Skills (36)
web-application10
python10
anki10
large-scale10
design-patterns10
system10
scale10
webapp10
e-mail6
nginx6
nodes6
spring-boot6
amazon-web-services6
spring6
java6
Programming languages (3)
Github contributions (5)
rajat23/customise-i-term
Jan 2016 - May 2018
Contributions:7 commits, 6 pushes, 1 branch in 2 years 4 months
rajat23/Biblioteca
Jun 2015 - Jun 2017
Contributions:15 pushes, 1 branch in 2 years
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