SANJAY CHAURASIYA

Worked on two major client engagements under HCLTech, leading Android development and support efforts across the banking and healthcare domains.

Client 1: United Overseas Bank (UOB) – Banking Domain.

Technical Lead – Kuala Lumpur, Malaysia|June 2024 – Present

• Led Android L3 support and provided first-level analysis for iOS production issues on UOB’s digital banking platform, ensuring rapid resolution, fix verification, and app stability across OS versions and device types.
• Collaborated with cross-functional teams to drive root cause analysis (RCA), implement critical code fixes, and deliver hotfixes within strict SLAs, ensuring compliance in regulated banking environments.
• Applied secure coding practices and architectural enhancements in session management, biometric authentication, and CI/CD pipelines to reduce vulnerabilities and prevent recurring production incidents.

Client 2: Conduent (Healthcare and Finance Domain).

Senior Android Developer - Noida, INDIA |Oct 2021 – May 2024.

• Conducted in-depth code analysis and implemented Clean Architecture with one-way data binding, reducing app crashes and load time by 40%, while also optimizing SDK layers and enhancing maintainability.
• Improved app performance by 80% through Firebase Crashlytics, Analytics, and LeakCanary, and developed reusable custom UI components (EditText, SnackBar) to reduce duplication and streamline integration across teams.
• Mentored and guided developers in an Agile setup, overseeing sprint tasks, conducting code reviews, driving knowledge sharing, and ensuring timely client deliverables.
• Enhanced UX by integrating a Firestore-based “What’s New” module and collaborating closely with BA and QA teams to align delivery with requirements.

• Applied Clean Architecture to the Samsung Health Exercise module, improving code modularity, scalability, and long-term maintainability.
• Enhanced code quality and test reliability by integrating Jacoco reports and static code metrics (CQA, CBO), increasing unit test coverage to 85%.
• Developed and executed 1,000+ unit tests using JUnit and Mockito, boosting CI/CD confidence and ensuring regression-free Android deployments.

• Built a B2B e-commerce platform for influencers from scratch using Cloud Firestore, integrating a secure payment gateway to ensure data integrity and smooth transactions
• Migrated legacy Android applications to Kotlin and adopted MVVM architecture, enhancing scalability and increasing team productivity by 15%
• Designed and launched AppMySite, a no-code WooCommerce app builder used by 50,000+ customers, accelerating mobile commerce for small businesses

• Performed comprehensive requirement analysis and documentation review to shape effective project strategies and development decisions
• Collaborated with UI/UX designers to ensure app design alignment with functional requirements and business goals
• Enhanced application stability and performance by proactively identifying and resolving production-level issues