Overview
Work History
Skills
Certifications
Awards
Summary
Personal Projects
Portfolio Link
Timeline
Generic

Robin Mejo AM

Marthandam

Overview

4
4
years of professional experience

Work History

Senior Systems Engineer

INFOSYS LIMITED
Trivandrum
11.2021 - Current
  • Contributed to development and maintenance of 10+ backend applications and 3 frontend applications in enterprise environments.
  • Designed and developed Spring Boot REST APIs that reduced data upload time from 24 hours to 1 minute through optimized backend processing.
  • Enhanced performance by 80% by refactoring monolithic backend logic into multiple REST APIs integrated with Angular.
  • Implemented security best practices to reduce vulnerabilities and safeguard data.
  • Identified and remediated application vulnerabilities through security scans and vulnerability assessments.
  • Developed single-page applications with token-based access checks to prevent breaches and ensure user experience.
  • Executed complex queries and stored procedures in PostgreSQL and MySQL environments.
  • Employed AI-based code tools like SonarQube and GitHub Copilot for code refactoring, improving maintainability.

Skills

Backend (Primary)

  • Java 8, Spring Boot, Spring MVC
  • Spring Security, JWT authentication
  • RESTful APIs, JPA, and Hibernate
  • Microservices fundamentals

Database

  • MySQL, PostgreSQL
  • Joins, Indexing, Transactions
  • Stored Procedures, Query Optimization

Frontend (Supportive)

  • Angular (CRUD, API integration, forms)
  • HTML, CSS, TypeScript

Tools & Practices

  • Git, Postman, SonarQube
  • Secure coding practices
  • Basic CI/CD exposure
  • Docker (basic containerization and deployment exposure)
  • Vulnerability assessment and remediation (security scans)

Certifications

  • Java SE, Spring Boot (REST, JPA, Security)
  • SQL (MySQL)
  • Angular
  • Networking and web technology

Awards

  • 2022, Insta Award by Infosys, MSAL Auth, and Trip Module Impl
  • 2023, Appreciation Badge by Infosys, Angular upgrade for an old application
  • 2024, Insta Award by Infosys for dedication and commitment to work

Summary

  • Java Full Stack Engineer with 4 years of experience in enterprise application development
  • Strong backend expertise in Spring Boot, JPA/Hibernate, and SQL
  • Designed and developed scalable RESTful APIs consumed by Angular applications
  • Implemented authentication, authorization, and secure coding practices
  • Focused on performance optimization, clean backend architecture, and system modernization

Personal Projects

PharmaCare Application – Java Full Stack
🔗 Live Demo: https://pharmafrontend.netlify.app/

  • Built a full-stack PharmaCare application using Angular (SPA) and Spring Boot REST APIs.
  • Designed backend services with Spring Boot, JPA/Hibernate, and MySQL for managing medicines, users, and orders.
  • Implemented JWT-based authentication and role-based access control.
  • Developed Angular frontend with CRUD workflows, validations, and seamless API integration.
  • Applied security and validation checks to prevent unauthorized access and data inconsistencies.

Portfolio Link

https://responsive-portfolio-robin.netlify.app/#home

Timeline

Senior Systems Engineer

INFOSYS LIMITED
11.2021 - Current
Robin Mejo AM