Java Full-Stack & Mobile Architect Lead (AI)

Java Full Stack & Mobile App with AI and paralleled experience in designing Architecture, Micro services & building high-quality apps with advanced features and scalable backend by leveraging on skills, knowledge and effective leadership; targeting roles like Team Lead Senior Developer in Backend & Frontend. Core Competencies

Lead Expert in Java Full Stack & Mobile

Application

Project Management

Software Development Lifecycle- SDLC

Stakeholder Management

Coding, Code Reviews & Unit Testing,

Automation Testing

Cross-functional Coordination

Requirement Gathering & Analysis

Client Relationship Management

Continuous Process Improvement

Performance Tuning & Optimization

Application Enhancement, Bug Fixing

Unit & System Integration Testing

Agile/ Scrum Methodology

Training & Mentoring

Managerial Skills

Profile Summary

Result-oriented Software Developer with 12+ years of experience in Backend Development with Spring Boot & Web Application with Angular & Flutter & Advance Mobile App with Android & Flutter.

Strong skills in Team Leading, Project Architecture, Project Consultancy & Management and Software Development.

Gained experience in leading, architecture & development using technologies that included Java, Kotlin, Dart, Jetpack Compose JavaScript, MySQL & MongoDB

Strong skills in developing and creating mobile applications for multiple platforms; testing and integrating applications; analysing the market trends for creating next-gen mobile applications; performing debugging & general maintenance of application library.

Managed requirement gathering, design, development, testing, troubleshooting and debugging of the software; maintaining process, documentation and quality standards for all phases of the SDLC using Agile Methodology.

Strong skills in working on Architecture Patterns & Microservices to provide a structured way to design and build software systems, offering best practices and proven techniques for solving specific architectural challenges.

Gained exposure in managing end-to-end project execution involving project set-up & scoping, requirement analysis & technical specifications, effort & cost estimates, risk management functions.

Showcased excellence in delivery management skills wherein managing end-to-end service delivery functions and ensuring effective management of various resources to client requirements; capabilities in optimizing / process performance and efficiencies.

Coordinated with cross-functional teams, delivering projects aligned with business objectives; leveraged advanced technologies to tackle complex challenges and deliver innovative, scalable solutions.

Versatile, high-energy professional, successful in achieving business growth objectives within turnaround & rapid changing environment with excellent communication, people management, analytical and problem-solving skills. Awards & Achievements

Awarded "Excellent Android Coder of the Year" at Rational Bits Technologies for outstanding performance and technical excellence, July 2014 – July 2015.

Recognized as Employee of the Quarter at Rational Bits Technologies for January – March 2014, in acknowledgment of exceptional contribution to project delivery.

Honoured as Employee of the Quarter for October – December 2014. Career Timeline

Rational Bits

Technologies Pvt. Ltd.

Noida

Samsung SDS India Pvt. Ltd.

Gurugram, Haryana(payroll:

FCS Software Sollution.)

Feb’ 2013 – Aug’ 2013 Sep’ 2013 –Feb’ 2016 Mar’ 2016 –Oct’ 2017 Nov’ 2017 – Oct’ 2021 Oct’ 2021 – Jun’ 2025 Heman Tech

Information Systems

Private Limited, Noida

Appy Pie LLP, Noida

HT Digital Stream Ltd,

Delhi

MANOJ KUMAR

Lead Serior in Java Full Stack and Mobile App

*************@*****.*** +91-882*******, +91-880******* Team Management

Problem-solving

Analytical Skills

Decision Making

Aug’ 2025 - till now

HomSeva Solutions

(Self Employee)

Key Result Areas

Spearheaded project planning and development, contributing strategic and technical inputs to ensure smooth project execution.

Delivered accurate effort estimations and comprehensive technical documentation; defined project scopes, tracked task-level progress, coordinated release plans, and ensured timely client communication.

Managed project scope, change control, and proactively escalated critical issues to stakeholders when necessary.

Designed and developed code from the ground up, including full-cycle development, debugging, and performance optimization.

Established and maintained source code repositories and automated build pipelines using Eclipse and Android Studio IDEs.

Acted as the primary client liaison for requirement gathering, translating business needs into scalable, functional, and user-centric technical solutions.

Integrated third-party APIs and SDKs including Facebook, Google+, Twitter, YouTube, and Picasso to extend application features.

Developed robust unit test cases to ensure code reliability, edge case handling, and overall application stability.

Collaborated closely with cross-functional teams—including developers, QA, and product managers—to conceptualize, test, and deliver high-quality products.

Led the development of advanced Android and Web applications, with a focus on performance, scalability, and maintainability.

Contributed to feasibility analysis, problem-solving, and requirement clarification to support business and technical decision-making.

Ensured compatibility across multiple Android versions, optimizing applications for a wide range of devices.

Performed in-depth debugging and issue resolution, analysing root causes and implementing corrective measures.

Improved memory management and application efficiency using tools such as static and dynamic analysers.

Conducted extensive cross-device testing and resolved platform-specific issues to ensure consistent functionality.

Authored and maintained technical documentation, including specifications, development reports, and version tracking throughout the software lifecycle.

Leading feature research, grooming, task breakdown, execution, and on-time delivery of high-impact initiatives.

Administering all SDLC phases using agile methodology including business requirement understanding & analysis, design, coding & implementation, testing, and maintenance.

Creating & sustaining a dynamic environment of team management that fosters development opportunities & motivates high performance.

Cross-functionally coordinating with multiple teams, stakeholders, and management to provide progress updates, report on project status, and address any issues or concerns that may arise.

Providing post-implementation, application maintenance and enhancement support to the client with regard to the software application; ensuring all solutions are scalable, extensible & available from architecture stand point. Technical Skills

Backend Technologies

Programming Language

Security Technologies

Mobile Technologies

Architecture Patterns

IDE

Website Technologies

Flutter State Management

Payment Gateway

Designing Technologies

Analytics Tools

Parsing

Database

Cloud based Systems

Version Control Systems

Spring Boot, Build Tools (Maven/Gradle), Kafka, JPA, Redis, RxJava, Elastic Search, Spring ORM and Lombok, Spring AI, and So On

Core Java, J2EE, Kotlin-(With Multi-Platform), Dart, Swift, Type Script and Java Script OAuth2, JWT and HTTPS/SSL

Android, Flutter, React Native, Android Jetpack, Daggar2, Dagger Hilt, RxJava, Coroutines, Google Map, Geo Fencing, Jetpack Compose-(With Multi-Platform) and so on Microservices, MVVM, MVP, MVC, and MVI

IntelliJ Idea, STS, Android Studio, Eclipse, NetBeans & Visual Studio Angular, ReactJS and Flutter

Provider, River pod, Bloc, Cubit and so on

Google In App Purchase, PayPal, Payu Money, Authorized.net, Payeezy XML, Material Design, HTML, CSS, Figma, Bootstrap

Flurry, Google Analytics, Firebase Analytics, Facebook Analytics JSON, XML

SQLITE Database, Oracle, Firebase Database, MongoDB, PostgreSQL AWS, Google Cloud Plateform(GCP) & Azure

GitHub, SVN, TFS, Bitbucket

Bug Reporting Tools

Social Integration

Web Servers

Operating Systems

AI Tools

CI/CD Pipeline Tools

Document Tool

Other Technologies

Google crash analytics, Firebase Crashlytics, Facebook Crashlytics, Web Engage, Mo-Engage Facebook, Twitter, Google+

Apache-Tomcat, WebLogic, Glassfish3.0.1

Windows XP, 2007, Linux, Ubuntu and Mac

Copilot, ChatGPT, Gemini, H2O.ai and so on

GitLab CI, Jenkins, Bitbucket, AWS CodePipeline, AWS CodeBuild, Docker, Kubernate and so on. Microsoft Word, Microsoft Excel, Google Docs, Confluence, Plant UML, C4 Modeling, Draw.io and so on

Jira, Node.js, Lambda Function, Terraform, CloudFormation and so on. Work Experience

Aug’ 2025 to till now HomSeva Solutions Technical Member & Self Employee Nov’ 2023 to Jun’ 2025 HT Digital Stream Ltd, Delhi Team Lead Oct’ 2021 to Nov’ 2023 HT Digital Stream Ltd, Delhi (Payroll: Quess Corp Ltd) Team Lead Nov’ 2017 to Oct’ 2021 Samsung SDS India Pvt Ltd, Gurugram (Payroll: FCS Software Solutions Pvt. Ltd. Noida) Sr. Software Engineer/Team Lead

Mar’ 2016 to Oct’ 2017 Appy Pie LLP, NOIDA Senior Software Engineer Sep’ 2013 to Feb’ 2016 Rational Bits Technologies Private Limited, Noida Team Lead & Sr. Software Engineer Feb’ 2013 to Aug’ 2013 HemanTech Information Systems Pvt Ltd, Noida Software Engineer Education B.Tech. (Computer Science and Engineering) from Priyadarshani College of Computer Science, Greater Noida in 2011

Trainings 6 months training in Java from Ducat, NOIDA (Oct’ 10 – Apr’ 11)

Summer training in Java from iTech Power, Ghaziabad, U.P. for 2 months (Jun’ 10 – Aug’ 10).

Summer training in Java from Apex TG India Pvt Ltd, Noida, U.P. for 1 Year (Jan ’ 12 – Dec’ 12). Personal Details

Date of Birth: 21st January 1988

Languages Known: English & Hindi

Address: Aurangabad, Gadana Hapur Road, Modinagar, District Ghaziabad, Delhi NCR, UP – 201204 Note: Projects Undertaken are mentioned in Annexure Annexure

Projects Undertaken

HomSeva Solutions, India

Project #1 HomSeva / HomeSeva Partner

Duration Aug 2024 – till Now

Team Size 5

Technologies Backend: SpringBoot3.5.5, Java21, MySQL-8.4, PostgreSQL-17, Redis7.0, Docker-28, Kubernetes v-1.33, Microservice Architecture, IntelliJ Idea, AWS, Copilot, Gemini, Chat GPT, Jenkins CI/CD,payment gateway(Paytm, Payu moneny and Google Pay),and so on

Frontent: React.js 19, TypeScript, HTML5, Google Material UI, React Router, Git, GitHub, Docker, node.js, Vite, GCP,

, Copilot, Gemini, Chat GPT and so on .

Description HomSeva is your trusted platform for daily household help and domestic services. We provide trained verified and reliable HomHelpers directly employed and managed by HomSeva Solutions. With HomSeva you can book cleaning, cooking, babysitting, elderly care and more. Schedule Service at your convenient time. HomSeva web site is web site from which user navigate to Google Play store and App Store for our mobile application. Customer can contact to us through mobile. We have declare some policy related pages. Link https://apps.apple.com/in/app/homseva/id6751055762 https://play.google.com/store/apps/developer?id=Betternest+Solutions+Private+Limited https://www.homseva.com/

Responsibilities I have worked as Technical member and Contribute as architecture and developer in the project ‘HomSeva’.

Backend- Project Architecture, Micro services for homSeva and homSeva Partner such like (Auth Service, Customer Service, Partner/Worker Service, Catalog Service, Cart Service, Booking Service, Matching Service, Product Service, Payment Service, Notification Service, Analylatic Sevice and etc), Redis Handling, Kafka Handeling, Security Handling, Docker impl, Kubernates impl, Jenkins CI/CD and etc.

Frontend- Project Architecture, Design Home Page, Link navigation to Google Play Store App Play Store, Privacy Policy Page and etc.

Security and Memory otimaztion in Android Apps

Engaged in code Optimization, Memory management, Design Pattern, Agile Process and so on. HT Digital Stream Ltd, Delhi, India

Project #2 HT GO

Duration April 2024 – June 2025

Team Size 6

Technologies Backend: SpringBoot3.4.1, SpringAI, Spring Webflux, Java21, MongoDB-8.0, Redis7.0, Docker-23, Kubernetes v-1.32, Microservice Architecture, IntelliJ Idea, AWS, Copilot, Gemini, Jenkins CI/CD, and so on Frontend: Android SDK-34, Flutter3.27.4, Dart 3.6.2, Kotlin3.6.2, riverpod2.6.1, XCode16, IOS SDK 18, Swift5.0, Android Studio 2024.3.1 Node.js & so on

Description The application is a news type Application with animation in English Language. Link https://play.google.com/store/apps/details?id=com.htone&hl=en_IN Responsibilities Team Leading, Architecture design in backend & Frontend.

Executed Project Architecture, Rewards Module, Dashboard with Login and so on.

Backend- Project Architecture, News Micro service, Section/Sub-Section Micro service, Notification Micro Service, Login & Registration Micro Service, Ad Micro Service, Logging Micro Service, & Redis Handling, Security Handling, Docker Script, kubernates Script and etc..

Engaged in code Optimization, Memory management, Design Pattern, Agile Process and so on. Project #3 Hindustan Times

Duration Non 2021 – June 2025

Team Size 3

Technologies Android SDK 34, Java, Kotlin, MVVM, RxJava, Dagger Hilt, Coroutines, Data Binding, Nevigation Graph, JetPack Compose, Copilot, Gemini

IDE: Android Studio

Link https://play.google.com/store/apps/details?id=com.ht.news Description The application is a news type Application in English Language. News has been categorized in different types. Top News, Word News, Astrology News, Entertainment News, Quick Read News, Premium News and so on. Responsibilities Managed Team Handling, Architecture, Design & Development.

Worked on Java, Kotlin, & XML, Jet Pack Compose Functionality.

Managed new module design and implementation on android side such as Home Page, Premium Module, Quick Read Module, Detail Page Module, Jet Pack Compose Screens (Profile Screen, About Us, Privacy Policy, & Book Mark), NDK (Audio Speaking, High Resoulution Video processing, Secure Credential) and so on.

Engaged in code Optimization, Memory management, Design Pattern, Agile Process. Project #4 HT Media Group

Duration Nov-2022 – June 2025

Team Size 4

Technologies ReactJS, Type Script, Redux, Java Script, Node.js, Azure, Copilot, Gemini, Jenkins CI/CD and etc IDE: Visual Studio-17.14

Link https://www.htmedia.in/

Description HT Media Limited (India) is a major diversified mass-media company with presence across print, digital, radio, events, and advertising / brand-solutions.

Responsibilities Web Page Design & Functionality: Brand Studio, Event, About Us, Contact Us, Investor Case Studies, Support and etc

Samsung SDS India Pvt Ltd, Garugram, India

Project #5 HHP

Duration Non 2017 – Sep 2020

Team Size 5

Technologies Android-7.1, Angular-15,16, Typescript, Java Script, Java, Kotlin, MVVM, RxJava, Dagger Hilt, Coroutines, ASP.Net as server language, Type Script, Node.js and etc.

IDE: Android Studio, Visual Studio

Description The application is product of Samsung organization. This product is used internally by Samsung HHP Employee who manage the sales & market related functionalities for Samsung handset such mobile, Tablet and etc. This application is used for different role by Samsung employees. This application allows the employees to access various outlet and dealer information and perform audits when they are onsite. This application is configured through a dashboard console developed in ASP.net.

Responsibilities Worked on Team Handling & Design & Development

Java, Kotlin, & XML Functionality: Managed New Module design and implementation on android side such as Task Engine, Affordability, Attendance, Geo Fencing, Database, Visit Automation Plan, Dealer Feedback, High Resoultion image pocessing through NDK, Secure Credential through NDK and so on.

Angular Modules: Dynamic Question Page, Mobile Market Value, Mobile Companies Competitor, PTIS Sales Hierarchy, Sec PTIS Incentive, Competition Scheme, Demo Validation and etc.

Conducted R&D for much functionality like Finger Print Scanner & Eris Scanner and etc.

Engaged in code Optimization, Memory management, Design Pattern, Agile Process and so on.

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Project #6 CE

Duration Feb 2018 – Sep 2020

Team Size 4

Technologies Angular, Type Script, Java Script, Android-7.1, Java, Kotlin, MVVM, RxJava, Dagger Hilt, Angular11-13, Coroutines, ASP.Net as Server language, TypeScript, Node.js and etc. IDE: Android Studio, Visual Studio

Description The application is product of Samsung organization. This product is used internally by Samsung CE Employee who manage the sales & market related functionalities for Samsung product except handset such Refrigerator, Ace, TV. This application is used for different role by Samsung employees. This application allows the employees to access various outlet and dealer information and perform audits when they are onsite. This application is configured through a dashboard console developed in ASP.net.

Responsibilities Angular Modules: Dynamic Question Page, Electronics Market Value, Electronic Companies Competitor, PTIS Sales Hierarchy, Sec PTIS Incentive, Competition Scheme, Demo Validation and etc. Project #7 Sams Messenger

Duration Feb 2019 – March 2020

Team Size 2

Technologies Backend: SpringBoot2.5, Kotlin1.5, MySQL, AWS, IntelliJ Idea Description The application is product of Samsung organization. This product is used internally by Samsung high Upper Management such like CEO. This application provides information of the share market for Samsung product, monthly product sales data of Samsung product with help of Graph. Responsibilities Worked for Backend Apis: Login Api, Register Api, Categories Api, Product Api, Detail Api of Product and Graph data Api

Project #8 OMAS

Duration March 2020 – Oct 2020

Team Size 3

Technologies Backend: SpringBoot2.0.9, Java8, MySQL, AWS,IntelliJ Idea Description The application is product of Samsung organization. This application is used for Samsung stores maintenance and to open new Samsung stores. This application is used to apply banners of Samsung on the Stores. These banners is maintained and deployed on stores through Samsung Vendors. Responsibilities Worked for Backend Apis: Login Api, Register Api, Store List Api, Store Detail Api, Vendor List Api, Vendor Detail Api and So On.

FCS Software Solution Pvt Ltd, Noida, India

Project #9 KlasterMe

Duration Jan 2019 – Apr 2020

Team Size 2

Technologies Backend: SpringBoot2.0.9, Java8, MySQL, Azure, IntelliJ Idea, Link https://apps.apple.com/in/app/klasterme/id1447766950 https://klasterme.bd.aptoide.com/app

Description KlasterMe is a popular content sharing platform app. This App was developed for Wecs Labs. This app is made to globally create, share and reveal different types of content — images, articles, videos, photos, contests, polls, blogs and etc. It showcases a simple, sophisticated and usable design that will be well-liked by users. This app is used in Android and IPhone.

Responsibilities Worked on Architecture, Handled Client, Design & Development.

Handled client queries on developer side through E-Mail and Skype.

Worked for Backend Apis: Backend Architecture design, Dashboard Api, Home Page Api, Detail Page Api & Explore Api and

Appy Pie LLP, NOIDA

Project #10 Appypie

Duration Mar 2016 to Oct 2017

Team Size 10+

Technologies Angular-2, Typescript, Node.js, Android-5.1.1, Java, MySQL Server, Google+, Facebook, Twitter, Cordova, IOS SDK IDE: Visual Studio, Android Studio, Eclipse Luna

Platform: Website, Android, Windows, IPhone, Black Berry Link http://www.appypie.com/

Description This product contains no. of applications. Any user or client can create its own app & Website and publish any platform(AWS, Azure and etc) and upload on play store and App Store. Responsibilities Engaged in Design & Development, client query on developer side through Zoho.

Communicated with Facebook and Google Developer for any functionality feasibility.

Responsible to plug payment gateway (Google in-app purchase, Paypal, PayU Money, Stripe for Credit Card, Payeezy, Authorized.Net for Credit Card)

Angular Functionality: Login & Registration Module, Product List & Grid Module, Product Categories Module, Order List & Grid Module, Order Page, Payment Module, Animation, Google Chrome Cast, YouTube Player, Audio Player, Radio Player, Google Analytics, Firebase Analytics, Facebook Analytics, Crash Report Handling, Image handling and etc.

Java & XML Functionality: Managing application design and implementation on android side such as Map with all functionality, WebView functionality, Modified Vitameo Library according to project requirement, Push Notification(through GCM and FCM), Deep Linking, Beacon, Geo Fencing, managing list through Recycle view, Material design functionality and etc

Managed functionality and design such as RSS Feeds, Vemio functionality, Facebook feed, Multiple Image Uploading, YouTube feed & login functionally and etc.

Conducted R&D to plug latest functionality, Video Processing through NDK and APK Size Reduction through NDK in Appypie and so on.

Published Application.

Worked on code optimization, memory management & design pattern and so on. Rational Bits Technologies, Noida, India

Project #11 Takhty

Duration Jul 2015 – Mar 2016

Team Size 1

Technologies Backend: Java7, Spring 4.2.3, MySQL-v5.7, Facebook GraphQL-v2.1, JPA-v2.1, Hibernate-v 4.3, AWS and etc IDE: Eclipse Juno

Description The application provides news in multiple categories and supports multiple languages. Responsibilities Worked for Backend Apis: Backend Architecture design, Login Api, Register Api, Home Page Api, and Detail Page Api, Profile Api and So On

Project #12 Wishing You

Duration Sep 2014 – Mar 2015

Team Size 2

Technologies Backend: Java7, Spring 4.2.3, MySQL-v5.7, Facebook GraphQL-v2.1, JPA-v2.1, Hibernate-v 4.3, Parse Server IDE: Eclipse Juno

Description It is a social app for tagging card on Facebook wall of friends. Through this one can wish on many events such birthday, marriage,festivals, good morning, good night and so on. Responsibilities Backend Apis: Backend Architecture design,Api to store Facebook Login data, Api to fetch theFacebook friend list, Push Notiication Api, Schedule Api, Birthday/Marriage and etc wish Api, Image List Api, Categories Api, Job Scheduler and etc

Communicated with Facebook developer for any functionality feasibility and permission approval.

Worked on code optimization, memory management, design pattern, agile process and so on. Project #13 Personify

Duration Sep 2013 – Oct 2014

Team Size 3

Technologies Sencha, Java Script, CSS, HTML

IDE: Visual Studio

Link https://personify.connect.com

Description It is the most powerful mobile solution for associations, professional societies, fund raising and other nonprofit organizations. It is fully integrated with the management software system, allowing staff and constituents to perform a wide range of information, commerce and self-service functions. Responsibilities Worked on maintenance and performance.

JavaScript, HTML and CSS Functionality: Managed the maintenance & performance of the application.

Added some functionality on javascript side such as facebook login, Google+ Login and image handling and etc.

Managed code optimization, memory management & design pattern and so on. HemanTech Information Systems Pvt. Ltd., Noida, India Project #14 CabCue Passengers

Duration Mar 2013 – Aug 2013

Team Size 3

Technologies Android-2.2,, Java, Google Map

Server: xampp-1.8.1

Web Service: PHP

IDE: Eclipse Juno

Link https://play.google.com/store/apps/details?id=com.hemantech.passenger Description The app helps to hail a cab in Australia. You can; book a cab, see it approaching, get a message when the driver arrives, pay the fare and leave feedback. Catching a cab with CabCue is as simple as 1-2-3. There is no need for waiting in a taxi rank and calling a taxi while other taxies drive past you. CabCue gets you the closest available cab and you can hail cab for the office, pub, dance floor or couch. See the cab approaching and get a notification. Responsibilities Managed Design & Development.

Java & XML Functionality: Managed application design and implementation on android side such as Map Functionality, Google+ Login, Facebook Login, Animation, Push Notification, Database, Image Handling, API Handling and so on.

Conducted R&D for Map functionality and etc.

Worked on code optimization and so on.

Project #15 CabCue Driver

Duration 2013 – Aug 2013

Team Size 3

Technologies Android-2.2, Java, Google Map

Server: xampp-1.8.1

Web Service: PHP

IDE: Eclipse Juno

Link https://play.google.com/store/apps/details?id=com.hemantech.taxidriver Description It is the essential Taxi Driver App for Australia. It receives job request directly from nearby passengers, accept jobs if you’re available, calls passenger if you need clarifications, accept payments cash, credit card or PayPal, leave feedback, report and view traffic congestions & hot-spots. That’s what CabCue Driver is in a nutshell. “CabCue Driver” is designed just for Taxi Drivers, it’s the driver version of “CabCue”. Responsibilities Managed Design & Development.

Java & XML Functionality: Managed application design and implementation on android side such as Map Functionality, Google+ Login, Facebook.

Engaged in Login, Animation, Push Notification, Database, Image Handling, API Handling and so on.

Conducted R&D for Map functionality and so on.

Worked on optimization and so on.

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