I am a results-driven Software Engineer with over 3 years of experience specializing in mobile application development using Kotlin and Java, scalable Spring Boot microservices, and creating intuitive user applications. I have a passion for designing secure, high-performance, and scalable applications while deploying cloud-native solutions using Docker, Kubernetes, and AWS. I thrive in Agile environments, collaborating closely with cross-functional teams to deliver user-centric and robust solutions. My expertise also extends to full-stack development, including web and mobile platforms, cloud infrastructure, and CI/CD pipelines. I enjoy leveraging modern technologies to build best-in-class mobile experiences and continuously improving application performance and maintainability.

vishnu simha

I am a results-driven Software Engineer with over 3 years of experience specializing in mobile application development using Kotlin and Java, scalable Spring Boot microservices, and creating intuitive user applications. I have a passion for designing secure, high-performance, and scalable applications while deploying cloud-native solutions using Docker, Kubernetes, and AWS. I thrive in Agile environments, collaborating closely with cross-functional teams to deliver user-centric and robust solutions. My expertise also extends to full-stack development, including web and mobile platforms, cloud infrastructure, and CI/CD pipelines. I enjoy leveraging modern technologies to build best-in-class mobile experiences and continuously improving application performance and maintainability.

Available to hire

I am a results-driven Software Engineer with over 3 years of experience specializing in mobile application development using Kotlin and Java, scalable Spring Boot microservices, and creating intuitive user applications. I have a passion for designing secure, high-performance, and scalable applications while deploying cloud-native solutions using Docker, Kubernetes, and AWS. I thrive in Agile environments, collaborating closely with cross-functional teams to deliver user-centric and robust solutions.

My expertise also extends to full-stack development, including web and mobile platforms, cloud infrastructure, and CI/CD pipelines. I enjoy leveraging modern technologies to build best-in-class mobile experiences and continuously improving application performance and maintainability.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
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Language

English
Advanced
Telugu
Fluent
Tamil
Intermediate
Hindi
Beginner

Work Experience

Software Engineer at HID Global
August 31, 2022 - August 27, 2025
Developed the HID Mobile Access app from scratch using MVVM architecture and SOLID principles, enabling secure credential provisioning and mobile access control via NFC/BLE with HID hardware readers. Led UI development with XML and Jetpack Compose to enhance user experience for operator-driven and self-service workflows. Modernised critical Java modules to Kotlin, reducing code duplication and improving maintainability. Optimised app performance by 30% leveraging profiling tools and asynchronous APIs, achieving over 80% test coverage and reducing bugs by 25%. Implemented CI/CD pipelines with Jenkins and SonarQube enforcing quality gates and app security enhancements including Dexguard obfuscation. Provided root cause analysis for customer issues and contributed as Scrum Master facilitating Agile ceremonies. Recognised with two Spot Awards for performance.
Industrial Trainee - Mobile Testing, Robotic Arm - Full Stack IoT Project at HID Global
October 31, 2019 - August 27, 2025
Developed an automated robotic arm solution using Arduino and Node-RED to test mobile gestures such as BLE Twist and Tap, significantly reducing manual testing time by 50% for the QA team. Utilized technologies such as Arduino, C++, Node-Red, Java, and JavaScript integrated with hardware components including stepper motors, servo motors, and sensors.
In-Plant Trainee - Industrial Battery Division at Amara Raja Batteries
December 30, 2016 - August 27, 2025
Industrial training experience focused on battery division processes.
In-Plant Trainee - Telecom Technologies at BSNL
December 14, 2016 - August 27, 2025
Industrial training in telecom technologies.
Intern - Telecommunications Broadband at BSNL
December 22, 2017 - August 27, 2025
Internship experience related to broadband telecommunications.
Software Engineer at HID Global
August 1, 2022 - August 27, 2025
Developed the HID Mobile Access app using MVVM architecture and SOLID principles, enabling secure credential provisioning and mobile access control via NFC/BLE communication. Led UI development with XML and Jetpack Compose, improving user experience across workflows. Modernized Java modules to Kotlin, reducing code duplication by 40%. Enhanced app performance by 30% through strategic use of profiling tools and integration of Coroutines, Retrofit, and OkHttp. Achieved over 80% code coverage with comprehensive unit and UI tests, reducing regression bugs by 25%. Implemented robust CI/CD pipelines with Jenkins and SonarQube, enforcing strict quality controls and reducing post-release defects by 25%. Strengthened security via code obfuscation and automated AAR testing. Provided customer issue resolution and root cause analysis through ServiceNow, improving app reliability. Worked fully in a SAFe Agile environment managing the SDLC from analysis to deployment. Recognized twice with Spot Awar
Industrial Trainee - Mobile Testing, Robotic Arm - Full Stack IoT Project at HID Global
October 1, 2019 - August 27, 2025
Developed an automated robotic arm using Arduino and Node-RED to test mobile gestures such as BLE Twist and Tap, significantly reducing manual QA testing time by 50%. Involved hardware interfacing with stepper and servo motors plus sensors.
In-Plant Trainee - Industrial Battery Division at Amara Raja Batteries
December 30, 2016 - August 27, 2025
In-Plant Trainee - Telecom Technologies at BSNL
December 14, 2016 - August 27, 2025
Intern - Telecommunications Broadband at BSNL
December 22, 2017 - August 27, 2025

Education

MSc in Electronic and Computer Technology (Computer Science & IoT) at Dublin City University
September 1, 2022 - August 31, 2023
B.Tech in Electronics and Communication Engineering at SRM University
May 1, 2015 - June 30, 2020
MSc in Electronic and Computer Technology (Computer Science & IoT) at Dublin City University
September 1, 2022 - August 1, 2023
B.Tech in Electronics and Communication Engineering at SRM University
May 1, 2015 - June 1, 2020

Qualifications

AWS Certified Solution Architect - Associate
January 11, 2030 - August 27, 2025
AWS Certified Cloud Practitioner
January 11, 2030 - August 27, 2025
Kubernetes | Udemy
January 11, 2030 - August 27, 2025
Docker for Java Developers
January 11, 2030 - August 27, 2025
Spring Boot (TDD, Security, Spring Data)
January 11, 2030 - August 27, 2025
SQL | HackerRank
January 11, 2030 - August 27, 2025
AWS Certified Solution Architect - Associate
January 11, 2030 - August 27, 2025
AWS Certified Cloud Practitioner
January 11, 2030 - August 27, 2025
Kubernetes | Udemy
January 11, 2030 - August 27, 2025
Docker for Java Developers
January 11, 2030 - August 27, 2025
Spring Boot (TDD, Security, Spring Data)
January 11, 2030 - August 27, 2025
SQL | HackerRank
January 11, 2030 - August 27, 2025

Industry Experience

Computers & Electronics, Manufacturing, Software & Internet, Telecommunications, Professional Services

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
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