Ayan Raj
SDE-2 @Neilsen | Ex-SWE @Arcesium(D.E. Shaw Group) | Ex-Intern at GFG & Cutshort | Google Code-In Mentor
- Role
- Sde-2 at Nielsen
- Location
- Gurugram, HR, IN
- LinkedIn followers
- 500 followers
About Ayan Raj
Performance-driven SDE-2 with a strong foundation in Data Structures & Algorithms (Global Rank 309, CodeVita) and extensive experience in Cloud Migrations (OCI to AWS) and Legacy System Modernization. Proven track record of leading end-to-end project deliveries, optimizing infrastructure costs, and mentoring high-performing engineering teams.
Experience
Sde-2
Jun 2024 — Present · Gurgaon Rural, IN
Cloud Migration Leader: Spearheaded the end-to-end migration of 17+ core applications from OCI to AWS, including upgrading Windows servers to Linux and automating deployments.Database Modernization: Directed the critical upgrade of Oracle Forms (v11 to v12) and Database (11g to 19c), ensuring zero downtime for high-availability systems.System Recovery: Reverse-engineered the \"Houston Census Block Group\" module from legacy codebases without existing documentation, restoring functionality for million-dollar business operations.Cost Optimization: Achieved significant infrastructure savings by decommissioning redundant environments and merging 6 fragmented Oracle applications into a single streamlined system.Product Delivery: Led the \"mSurvey\" project ($15M budget), developing modules to synchronize mobile and paper survey data for PPM collection methods.Mentored SDE-1s and interns by defining technical roadmaps and conducting code reviews, ensuring code quality and performance across 3 major projects.
Education
GOVT TIRHUT HS SCHOOL MESHI, EAST CHAMPARAN ,BIHAR
Higher Secondary, SCIENCE
2014 — 2016
CHANDRASHEEL VIDYAPEETH, KANTI(CBSE)
High School
2012 — 2014
Institute of Engineering & Management, Kolkata
Bachelor of Technology - B Tech, Computer Science
2017 — 2021
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