Jay S
Compétences

Voir mes services

Expérience professionnelle
Not Found
Freelance • 4 yrs 7 mos
Freelancer
Mar 2023 - Present • 3 yrs 2 mos
• Developed 3–4 complete WordPress websites for business and service-based clients. • Customized themes, including headers, footers, navigation menus, and layouts. • Integrated client-focused features: WhatsApp chat, click-to-call/SMS, appointment booking, and chat bots. • Ensured SEO-friendly structure with semantic HTML and proper heading hierarchy. • Implemented responsive designs and cross-browser compatible interfaces. • Deployed websites on Oracle Cloud Infrastructure.
Associate Developer
May 2024 - Oct 2025 • 1 yr 5 mos
Project: Work Efficiency Platform Tech Stack: Java 17, Spring Boot, Spring Security, REST APIs, JSON , SonarQube MySQL, JPA/Hibernate, JWT , Git/GitHub , Maven Docker, AWS • Backend Development: Developed REST APIs using Spring Boot to migrate business logic from Android clients to backend services, improving maintainability and system structure. • Workflow Systems: Built backend modules for project and task workflows, including assignment, tracking, submission, and approval processes. • Security Implementation: Implemented JWT-based authentication and role-based access control (RBAC) using Spring Security to secure application endpoints. • Performance Optimization: Improved API performance using pagination, sorting, DTOs, and optimized queries for handling larger datasets. • Data Handling: Worked with JPA/Hibernate and wrote SQL/JPQL queries for filtering and reporting using AWS RDS. • Development Tools: Managed builds using Maven and worked with Docker for consistent development and testing environments. • Collaboration: Worked with senior developers on debugging, code reviews, and resolving issues identified through SonarQube. • Adaptability: Worked on requirements that evolved during development, ensuring flexible and maintainable backend solutions