Summary
Overview
Work History
Education
Skills
Websites
Certification
Timeline
Generic
HARIKRISHNAN J

HARIKRISHNAN J

Senior Mobile Application Developer
Kollam

Summary

Experienced and dedicated Senior Mobile App Developer with impressive expertise in Native Android industry. Directs design, development and implementation of mobile applications and delivers products ahead of schedule. Strong application lifecycle skills and dynamic persona.

Overview

6
6
years of professional experience
3
3
years of post-secondary education
4
4
Certifications

Work History

Senior Android Developer

Hifx IT Media Services, Express Gateway Infopark
Kochi, Kerala
9 2023 - Current
  • Developed in-app purchase SDK for M4Marry, supporting package selection and transaction management, including handling pending and slow transactions.
  • Implemented real-time updates for pending transactions, enhancing user experience and security.
  • Designed SDK for multi-language support and easy integration into other projects.
  • Conducted extensive testing to ensure reliability across various transaction scenarios(slow test card).
  • Implemented SSO library for Malayala Manorama apps, enhancing authentication processes and security. Reduced login time by 15% and improved authentication reliability by 25%.
  • Conducted comprehensive testing including local unit tests, database tests, API validation, and shared preferences testing, leading to 35% reduction in post-release bugs and increased app stability.
  • Developed internal applications using Jetpack Compose, including Notes and Photo Sharing apps, enhancing UI and improving user experience through modern, declarative UI frameworks.
  • Actively collaborated with cross-functional teams during sprint planning, consistently achieving on-time and high-quality deliverables.

Android Developer

Hifx IT Media Services, Express Gateway Infopark
Kochi, Kerala
09.2022 - 08.2023
  • Contributed to development of core features for M4Marry, catering to 1 million users.
  • Developed 'Royale' version of M4Marry targeting celebrities for quick partner searches and matching
  • Introduced Tele-Call Feedback form accessible via deep linking and push notifications, enabling users to rate their experience and improve customer interactions.
  • Developed Message Center for users to view and filter all general notifications (dates, events, read/unread) in M4Marry app
  • Improved Malayala Manorama News app performance 26% by fixing leaks and device specific issues
  • Increased user engagement by 20% through strategic implementation of Push Notifications and Grouping for both light and dark modes
  • Ensured meticulous technical documentation, optimizing code for clarity and future maintenance
  • Conducted code reviews to enhance code efficiency before merging into development branches
  • Delivered profiling and network inspection reports to top-level management promptly
  • Conducted test case scenarios for each feature in the current sprint, ensuring successful QA handovers
  • Actively engaged in sprint planning, issue tracking, and resolution using Jira Software
  • Wrote complex logics as modular functions, enhancing the efficiency of local tests

Software Engineer

Lean Transition Solutions
Trivandrum
08.2020 - 09.2022
  • Successfully led a team in the development of three major applications: 6SAlba, Touchpoint, and A-m8@UniSupport
  • Guided the development of 6SAlba, resulting in a 30% increase in manufacturing productivity and enhanced workplace safety.
  • Managed development of A-m8@UniSupport, facilitating adherence to prescribed daily routines for users with mental challenges
  • Utilized Work Manager to transmit location and physical activity data from Google Fit to the server, offering timely notifications for data threshold deviations
  • Devised and implemented a real-time notification system for users with sleeping disorders, promptly notifying them of phone activity during scheduled sleep hours
  • Devised continuous location tracking using Foreground Services and Location Manager, notifying users with mental illness if their location becomes idle, improving location-based alerts by 35%.
  • Integrated dynamic bar charts and insightful pie charts to visualize and analyze physical activity data sourced from Google Fit
  • Created Touchpoint, an app that streamlined support sessions, improving booking, verification, management, recording, and claiming efficiency by 50%.
  • Collaborated consistently with clients, designers, product owners, and associated business analysts, continuously adding and updating new features to existing applications.
  • Worked with software development and testing team members to design and develop robust solutions to meet client requirements for functionality, scalability, and performance

Android Developer

Icelab Solutions
Kollam, Kerala
06.2018 - 08.2020
  • Spearheaded development of eCallbot app, enabling 1000+ users to broadcast voice messages to designated telephone numbers, improving communication efficiency by 35%.
  • Implemented AES Encryption and Decryption algorithms, enhancing data security by 50% and ensuring secure transactions across all user data.
  • Utilized Mvp Architecture and Core Java for project setup and development, ensuring robust and scalable performance
  • Integrated multi-language support across 2+ learning and booking platforms, expanding user accessibility, increasing user engagement by 20%.
  • Transformed audio content selected from gallery and recorded via phone to comply with IVR guidelines, optimizing application for voice broadcasting purposes
  • Successfully managed various external payment gateways and services, ensuring seamless transaction processes within app
  • Handled app uploads and provided support in Google Play Console, ensuring 100% compliance with platform standards, achieving 98% approval rate on first submission.

Education

Bachelor of Technology (ECE) -

Kerala University
Kerala
01.2012 - 2016.04

Higher Secondary -

Amrita School Paripally
Kollam, Kerala
06.2010 - 04.2012

High School -

Amrita School Paripally
Kollam, Kerala
06.2009 - 04.2010

Skills

Kotlin

Java

Rest Apis

Jetpack Compose

Unit Testing

Google play store depoyment

Android SDK knowledge

Android development

Object-Oriented Programming

Software Development Tools: JIRA, Confluence

Agile

Teamwork and Collaboration

Problem-solving abilities

Code Review

Certification

Java Essential Training: Objects and APIs, Udemy, 07/01/2024

Timeline

Android Developer

Hifx IT Media Services, Express Gateway Infopark
09.2022 - 08.2023

Software Engineer

Lean Transition Solutions
08.2020 - 09.2022

Android Developer

Icelab Solutions
06.2018 - 08.2020

Bachelor of Technology (ECE) -

Kerala University
01.2012 - 2016.04

Higher Secondary -

Amrita School Paripally
06.2010 - 04.2012

High School -

Amrita School Paripally
06.2009 - 04.2010

Senior Android Developer

Hifx IT Media Services, Express Gateway Infopark
9 2023 - Current

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HARIKRISHNAN JSenior Mobile Application Developer