Data Structures

Express Essential Training

Bachelor of Engineering (BEng)

Designed and developed an Email Authentication System for the client-side, utilizing Amazon SES,  NestJs, Redis. Implemented database migrations and seedings for seamless application changes. Collaborated with backend and product teams to develop new features based on user requirements.

Software Engineering Intern

- Employee of the Month (December 2023) - Integrated Python statistical model with Flutter app for complex offline calculations - Reduced EzeCheck app size by 52% and migrated to AAB deployment for modern Android standards - Increased unit test coverage by 6x using Mockito/TDD, reducing codebase size by 30% - Achieved 100% Android/iOS feature parity for Bluetooth Low Energy implementations - Developed 20+ production-grade RESTful APIs using Java, Spring Boot, and PostgreSQL Tech Stack: Flutter, Python, Java, Spring Boot, Mockito, TDD, BLE, PostgreSQL, Firebase

Software Engineer

Acquired 100+ users in first month by developing 2 Flutter apps with Firebase backend integration. Increased user engagement by 30% through Google Maps API integration for location-based features. Reduced server load by 20% by implementing lazy loading and pagination in API responses

- Star of the Month (June 2025) | Carbon/GHG Accounting & Sustainability Solutions - Migrated CRM email microservice from HubSpot to custom Java/Spring Boot solution, saving $45,000 annually. - Built Salesforce data migration pipeline reducing processing time by 75% and eliminating manual processes - Handle 1000+ daily email events with fault-tolerant architecture and minimal downtime - Resolved 10+ security vulnerabilities (XSS, CSRF, SQL injection) implementing OWASP best practices - Improved deployment success rate by 10% through Docker CI/CD pipeline optimization Tech Stack: Java, Spring Boot, SendGrid, Docker, Bitbucket, REST APIs, OWASP Security, HLD/LLD

Associate Software Engineer

Experimental software engineer — I build, break, and iterate to learn fast

projects

github

Know about Aditya Singh's work experience, education, bootcamps, certifications, and much more. Aditya Singh