Aditya Kumar Singh
Backend Engineer — Java & Spring Boot | Microservices · PostgreSQL · Docker · AWS · Security & Observability
- Role
- Associate Software Engineer at Accenture
- Location
- Kolkata, WB, IN
- LinkedIn followers
- 500 followers
About Aditya Kumar Singh
I am a software engineer with over three years of experience building backend systems…
Experience
Associate Software Engineer
Apr 2024 — Present · Kolkata, IN
Engineered a scalable Carbon/GHG Accounting microservice using Java and Spring Boot, successfully processing daily transactions with zero downtime- Reduced annual operational costs by 25% by migrating the legacy CRM email service from HubSpot to a custom Java/Spring Boot and SendGrid solution- Designed and implemented 30+ RESTful APIs with optimized database schemas, creating detailed Low-Level and High-Level Designs (LLD/HLD) to align with product goals- Strengthened application security by resolving over 10 critical vulnerabilities (XSS, CSRF, SQL injection) using OWASP standards and Spring Security- Cut data migration time by 75% by developing a Java-based automation pipeline for Salesforce data- Improved content delivery and load times by 40% by seamlessly migrating the S3-based CDN to Amazon CloudFront- Enhanced code quality and modularity by leading code reviews focused on SOLID principles and refactoring legacy systems.
Education
Ratnakar North Point School
Higher Secondary
RAMKRISHNA MAHATO GOVERNMENT ENGINEERING COLLEGE | Purulia
Bachelor of Technology - BTech, Computer Science
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