Professional Summary Selvan V. Rajan

Profile:

An experienced technical architect & development consultant with extensive experience in Internet and mobile technologies. Have participated in several full life cycle application solutions as an architect, project lead, a senior analyst and a developer.

https://apps.apple.com/us/app/kaiser-permanente/id493390354

https://apps.apple.com/us/app/oneparish/id790781418

https://apps.apple.com/us/app/sfo-copilot/id1451993076

https://itunes.apple.com/us/app/uber/id368677368?mt=8

https://mweb.intusurg.com/appstore/android.jsp

https://itunes.apple.com/us/app/sephora-to-go/id393328150?mt=8

https://itunes.apple.com/en/app/wells-fargo-mobile/id311548709?mt=8

https://itunes.apple.com/us/app/capital-one-wallet/id907210949?mt=8

https://itunes.apple.com/us/app/youtube-watch-share-videos/id544007664?mt=8

https://play.google.com/store/apps/details?id=org.kp.m

https://play.google.com/store/apps/details?id=com.gtf.oneparish

https://play.google.com/store/apps/details?id=com.flysfo.copilot.store&hl=en_US

https://play.google.com/store/apps/details?id=com.ubercab

https://play.google.com/store/apps/details?id=com.ubercab.driver

https://play.google.com/store/apps/details?id=com.sony.drbd.tablet.reader.st.other&feature=more_from_developer

https://play.google.com/store/apps/details?id=com.bamnetworks.mobile.android.gameday.atbat&hl=en

https://play.google.com/store/apps/details?id=com.wf.wellsfargomobile&hl=en

https://play.google.com/store/apps/details?id=com.capitalone.mobile.wallet

https://play.google.com/store/apps/details?id=com.google.android.youtube.tv

Common Tools: DynaTrace, Charles Proxy, Splunk, Crashlytics/Firebase, Profilers from Android and Xcode for memory, CPU, networking and device power utilization.

Key Engagements

Customer:

Microsoft, WA/Hanu

Project:

Dates:

HealthConnect - Mobile apps

Jun 2022 – Apr 2024

Role:

Architect/Tech Lead

Services:

Design and development

Products:

Android/ iOS/ Flutter/ Dart/

Java/ Kotlin/ SwiftUI/ Azure

Description:

Implementing Microsoft Teams messaging services, a customized product for a major healthcare industry client. Flutter is being used for Android and Web clients and Swift & SwiftUI are being used for iOS native apps with MVVM design pattern. Integrated with Apple Pay/Wallet and Google Pay for patient payments. The application runs on Azure cloud using Azure Communication Services and Event grids with MongoDB for storage purposes. Spring Boot microservices serve any customized service components to augment the ACS services.

Customer

Kaiser Permanente, CA/PWC

Project:

Dates:

Mobile apps

Jan 2022 – Jun 2022

Role:

Architect/Tech Lead

Products:

Flutter/Dart/React

Native/Typescript

Android Jetpack/ iOS/

Java/ Kotlin/RxJava/RxSwift

SwiftUI/ GraphQL/ AWS

Services:

Design, development & production support.

Description:

Architected and implemented KP’s flagship product for their customers and medical professionals to interact, schedule appointments and all other healthcare services in digital. It is a HIPPA compliant product. Provided production support after the product release and for multiple upgrades. Used Swift/SwiftUI with MVVM for iOS with ObjectiveC still in place from the previous development works, and Kotin with MVVM for Android. On AWS, we used AWS Lambda, EC2, Elastic Load Balancing, S3, Dynamo DB, API Gateway, Cognito and Amplify for mobile.

Development frameworks: Java, Kotlin/Coroutines/JetPack, Swift/SwuftUI/Combine, RxJava/RxSwift

Customer:

JSPaluch, IL

Project:

Dates:

Charity Mobile apps

Mar 2021 – Dec 2022

Role:

Mobile Developer – Part-time

Products:

Android Kotlin/

Jetpack/iOS/Flutter

Services:

Design and development

Description:

Continue to develop their parish communication and fund rising mobile apps on native platforms. Developed payment options to include processing credit cards, debit cards, Apple Wallet and Google Pay. New modules are being added using Flutter.

Customer:

SFO Airport, CA/WWT

Project:

Dates:

Multiple mobile apps

Aug 2018 – Jan 2021

Role:

Sr. Architect/Tech Lead

Products:

ReactNative/Flutter/ Android/iOS Kotlin/Swift/AWS

Services:

Design, development and production support

Description:

Developed SFO Cipher Codes, SFO CoPilot and SFO TaxiVQ apps. SFO Cipher Codes is developed using Flutter/Dart/Native, SFO CoPilot has been developed in React Native/Expo frameworks, whereas SFO TaxiVQ is in Native app. Cipher Codes is used for airlines, police department and FBI to access many parts of the airport. CoPilot is for SFO airport status update app for everything that is happening. TaxiVQ is to schedule and bring only the necessary number of taxis to the airport to size it to meet the demands. Implemented PingID with CoPilot app and Okta with Cipher Codes for user authentication and authorization. All backend services run on AWS using Kubernetes, Docker containers, Java microservices, Kafka, Postgres, Mongo DB, Cognito for identity management and ML/AI related projects.

With three products in production, our team provided second level (first level from the sys admins) production support for all products even during Covid-19 remote work. We used the following AWS services: MQ, EC2, EKS, Dynamo DB, ElastiCache, RDS with PostgreSQL, API Gateway, S3, Amplify & Cognito

Platform: AWS, Android/Kotlin/Coroutines/JetPack, iOS/Swift, RxJava/RxSwift, ReactNative/Typescript/Flutter/Dart/Native/MVVM/Clean Architectures/RIBs Framework, Spring Boot, Apollo GraphQL Microservices and Postgres.

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Description:

Design and development of Uber mobile products: Driver, Dost, User and Fleet apps. Worked with multiple teams and

groups in developing common libraries being used across all the apps.

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Customer:

Uber San Francisco, CA/ETouch

Project:

Dates:

Uber Driver/Eats

Apr 2017 – Aug 2018

Role:

Sr. Consultant Architect/Tech Lead

Products:

Android/iOS

Services:

Design and development

Description:

Design and development of Uber mobile products: Driver, Dost, User and Fleet apps. Worked with multiple teams and groups in developing common libraries being used across all the apps. Uber does not have a QA team and hence we have used many test frameworks to complete and test our individual and integrated works using XCtest/JUnit/Espresso/Appium.

Platform: Android/iOS/MVVM/RIBs Framework, Flutter/Dart/Native, Retrofit, Apache Tomcat, Apollo GraphQL/JSON/Restful Micro Webservices and MySQL. Big data and Java/GoLang for the backend services and analysis.

Customer:

Google/YouTube, San Bruno,CA/ETouch

Project:

Dates:

YouTube Go

Sep 2015 – Apr 2017

Role:

Sr. Architect/Tech Lead

Products:

Android/iOS and Apache

Services:

Design and development

Description:

Developing a multi-threaded YouTube version for emerging market with thousands of new distribution channels. Main features are off-line mode for content sharing, app sharing and localization. It has performance measurements for activations, virality and onboarding cost, quality of user retention from a particular distribution channel etc., through Google Analytical tool. Collected log data for users’ usage pattern of the YouTube contents. Working on sync functionality with TV/Cable set-top box contents with YouTube app in the phone using MTP/PTP and USB connectivities.

Developed iPhone app using Swift and Objective-C libraries. Most of the services run on Google Cloud Platform.

Platform: Android/Java, iOS/Cocoa/Swift, Apache Tomcat/Python/Dagger/Hadoop/Kafka/Storm/Zookeeper, JSON/Spring Restful Micro/Webservices and MySQL.

Customer:

CapitalOne, San Francisco, CA

Project:

Dates:

Innovation Lab Mobile Initiatives

Apr 2014 – Aug 2015

Role:

Sr. Architect/Tech Lead

Products:

iOS, Android and Apache

Services:

Design and development

Description:

Designed and developed mobile applications based on data analysis done on consumers’ purchase habits using CapitalOne credit cards. Using JCache for caching on the server side for serving the deals faster. It sends deals and events based on geo-fencing and location-based info coming from the smartphones using Google Map API (GPS/LBS). Started as the first contributor developing end-to-end components from mobile to middle-tier to the big data.

Worked closely with Apple in developing AppleTV application for their banking product. Spark PoS: Integrated mobile wallet into Apple Watch. The Spark PoS payment product can be connected to a device using NFC or Bluetooth LE or real credit card using either magnetic stripe or EMV based on ISO 7816 & 14443. PCI compliant product. It is for small business owners to process credit and debit cards, and Apple Wallet. For retail banks, using MDM AirWatch, device management and contents were maintained.

Platform: Android/iOS, Objective-C/Swift/Cocoa, Java/Scala/Python/Dagger and Node.js/Angular JS/React-Native, Spring Microservices/RESTful webservices with JSON, TOMEE/ JPA with backend MongoDB /MySQL /Hadoop /Impala/Storm/Kafka.

Customer:

WellsFargo, San Francisco, CA

Project:

Dates:

Innovation Lab Mobile

Jan 2013 – Mar, 2014

Role:

Sr. Consultant

Products:

iOS, Android and Apache

Services:

Design and development

Description:

Participated in new mobile initiatives for WellsFargo mobile applications. Worked with project managers to identify new technologies and their impacts for their product strategy. Developed PoC for both AppleTV and SamsungTV. Developed voice banking, voice recognition, Apple’s Passbook, Twitter like transaction feed, geo-fencing using GPS, LBS, augmented reality, Bluetooth & NFC connectivity etc. PCI compliant product. Developed both native and hybrid apps.

Platform: Android/iOS, Nuance, Wikitude, Objective-C, IBM Worklight /Angular JS/React Native/HTML5/CSS3, Java/Scala and RESTful webservices with JSON, Jboss/Hibernate/Spring.

Customer:

Sephora, San Francisco, CA

Project:

Dates:

Mobile App for Sephora.com

Aug 2012 – Dec 2012

Role:

Mobile Platform Consultant

Products:

iOS, Android and ATG

Services:

Design and development

Description:

Design and development of mobile version for Sephora.com which is one of the acclaimed web sites in the world. Implemented multiple payment methods: NFC, Bluetooth, QR code, scanning credit card and manual options. Helped them strategizing both iOS and Android mobile platforms integrating with ATG Dynamo running web services. Some applications are being developed by using JQuery/PhoneGap to achieve hybrid. MDM AirWatch is used for handling devices remotely for their in-store kiosk apps. ATG Dynamo was used as multi-threaded and distributed caching server.

Platform: Android 2.x3.x/4/x, iOS 5/6/XCode 4.x,C/C++, Objective-C, Angular JS/PhoneGap/JQuery/HTML5/CSS3, Hibernate/Spring, Java/Scala/ATG Dynamo and RESTful webservices with JSON.

Customer:

OfficialPayments, CA

Project:

Dates:

Mobile Payment App for IRS

May 2012 – Aug 2012

Role:

Consultant

Products:

iOS and Android

Services:

Design and development

Description:

Developed mobile payment applications on iOS and Android for IRS and State government tax payments. The front-end connected to backend WebLogic servers which connected to payment processors. The apps accept debit or credit cards, set reminders, auto-pay etc.

Platform: Android 3.2 NDK/SDK, iOS 5/XCode 4.x, C/C++, Angular JS/PhoneGap, Objective-C & Java

Customer:

Intuitive Surgical, Sunnyvale, CA

Project:

Dates:

iPad/Android Sales App

Nov 2011- May 2012

Role:

Consultant

Products:

iPad and Android, Java, JSON & Apache JBoss, Hadoop, Casandra

Services:

Design and development

Description:

Based on the product requirements, created wireframes for the application and components looks, I have designed and developed an application for the salespeople to show the product features and actual surgery videos and other collaterals to their potential clients: the doctors. Also developed server-side components to return JSON response objects to be processed on the client side. The server-side components are in Java connected to Oracle and Casandra NoSQL DBs. Developed a prototype with SalesForce mobile SDK to access iOS-based libraries. Based on the location by using GPS and authorization from SiteMinder, the materials will be restricted for viewing. The datacenter runs on VMWare private cloud computing platform vCloud. IBM's Endpoint Manager is being used for mobile device management.

Platform: Android 3.2, iOS 5/XCode 4.x, Angular JS/PhoneGap, Apache 7.2, Hadoop, Cassandra, Solr, Oracle, Hibernate/Spring, HTML5, CSS3, JSON/XML & Java

Customer:

Sony, San Jose, CA

Project:

Dates:

New Mobile Platforms

March 2010 – Aug 2011

Role:

Tech Lead / Consultant

Products:

Android Smartphone / Tablets /iOS

Services:

Architecture and development

Description:

Developed Reader and Video Unlimited applications for Android Smartphones and Tablets from Sony and other manufacturers. Completed the Tablet version with advanced features like peeling, two pages per screen, zooming etc., for the Reader and video preview/full video rendering, integration with video library Store Top for Video Unlimited, and the Tablet Reader version includes book, magazine, newspaper and comics, and also supports various formats like epub, book, PDF etc. The middletier WebLogic is connected to Oracle, Hadoop and Cassandra, and MySQL DBs. Solr search engine is used for search functions. Many common functionalities like file I/O, socket systems calls etc., were implemented in C/C++ libraries and got accessed by using JNI in Android. Developed many prototypes using Webkit, HTML 5, Jason, SOAP/REST, OpenGL etc., before implemented into the products.

Platform: iPhone/Objective-C, Android 2.x/3.x SDK, NDK, OpenGL for 3D, C/C++ Libraries, Hadoop, Cassandra, Solr

Customer:

Verizon Wireless, Walnut Crk, CA

Project:

Dates:

New Mobile Platforms

Apr 2008 – March 2010

Role:

Tech Lead / Consultant

Products:

Blackberry Storm/Android/Apple

Services:

Architecture and development

Description:

Helping Verizon Wireless on new mobile phones marketing efforts in the technical areas. Managing the product features, quality assurance in the test lab, overseeing and developing applications in Blackberry MDS, Android Phone, Apple iPhone and J2ME to test the functionalities.

Ported a very complex work flow management system client into iPhone/Android for Field Operation organization people with Oracle Fusion Middleware/BPM/EBS on the backend.

Customer:

MPura, Inc., Fremont, CA

Project:

Dates:

Mobile Financial Services

Jan 2005 – Mar 2008

Role:

Tech Lead

Products:

J2ME/C/C++/BREW/Blackberry, Symbian, iPhone, Android, Windows CE, J2EE, SMS, OpenCV, WebLogic 9.1/10.x, AquaLogic, JBoss, mySQL, Oracle 11, Solaris, LINUX

Services:

Architecture and development

Description:

Designed and developed a mobile based financial services platform and a few vertical applications on top of it with biometrics authentication using real-time video and audio processing. Presented it to potential customers in the USA, Mexico, China and India. Helped in building the teams in the on-shore and off-shore development centers. Developed the product in J2ME and then ported to Android, BREW, Windows CE, iPhone and Blackberry.

Customer:

ACCENTURE / Washington Mutual

Pleasanton, CA

Project:

Dates:

B2B / B2C eCommerce & intranet

Jan 2007 – Mar 2008

Role:

Technology Delivery Manager / Infrastructure Architect

Products:

WLS 8.1/9.1, WLP 8.1, WLI 8.1, AquaLogic, Oracle 8i/9i/10, Solaris, LINUX, Windows, Introscope, BIG IP, Sentry

Services:

Architecture, design, performance tuning & production issues

Description:

Has involved in infrastructure architecture in WebLogic products Portal, Integration & Server, Oracle DB server, load balancers, networks, UNIX and Windows OSs and capacity planning. Managed many performance related issues in production systems. In-charge for new application roll-outs. Followed Agile project management. Managed multiple projects from 5 to 25 to a total of 90 engineering team both in on-site and off-shore with a budget responsibility of $30 million. The production was optimized under my supervision to handle 10 million credit card and other related transactions per day.

Employer:

BEA Systems

Sr. Business Solutions Architect

Dates:

Oct 2004 – Dec 2006

Customers:

Washington Mutual, Amgen, WellsFargo, T-Mobile,

BEA WLI, HP, AlignTech, Gymboree & SAIC, BritishTelecom, AT&T, & Verizon Wireless

Project:

Dates:

B2B / B2C eCommerce & intranet

Oct 2000 – Dec 31 2006

Role:

Architect, Project Lead, Developer

Products:

J2ME on Blackberry/Windows CE/Motorola/Nokia, WLS 7.x/8.1/9.1, WLP 7.x/8.1, WLI 7.x/8.1, AquaLogic, Oracle 8i/9i, PeopleSoft, Wily Introscope, Quest Foglight/APM, SAP, Solaris, LINUX

Services:

Architecture, design, development, performance tuning

Description:

Has involved from leading, architecting to development works for BEA customers in WebLogic products Portal, Integration & Server. Involved in attending to many performance related issues in production systems.

Client Project Products Scope

1. WashingtonWorkflow system, Mobile Banking J2ME/BlackBerry Design, development

Mutual MDS, WLS 8.1 and production issues

2. Amgen Workflow system WLS 8.1 Production performance issues

Oracle

3. WellsFargo Lending System WLS 8.1, WLI 8.1 Product Development,

Customer Mobile Banking WAP, Windows CE Production performance

Blackberry MDS issues

Sybase, Oracle

4. T-Mobile B2C Website WLS 8.1 Production performance issues

TIBCO Message Bus

Oracle

5. BEA WLI WLI 8.1 WLI 8.1 Performance Architect

Consultant

6. Gymboree B2C Website WLS 8.1 Production performance issues

BlueMartini

7. HP Customer Support System WLS 8.1, WLP 8.1 Production performance issues

8. AlignTech Workflow system WLI 8.1 Production performance issues

9. SAIC SOA – Companywide consolidation WLS 9.0 Beta SOA Architect and Developer

AquaLogic 9.0 Beta

WLI 9.0 Beta

10. British Product and Services Order system WLP 8.1 Architect and Developer

Telecom WLI 8.1

Oracle

Education

School:

New York University

Degree:

MBA

Major:

Corporate Finance, Marketing, Global Political Economy, M&A

Other:

Valuation, Supply Chain Management, Entrepreneurship, Data Analytics

School:

Stanford University

Degree:

Master’s in Management Science & Engineering (Incomplete)

Major:

General Management

Other:

Financial Science, Risk Analysis, Decision Making

School:

Madras University

Degree:

Master’s in Mathematics & CS

Major:

Mathematics

Other:

Computer Science, Statistics, Physics

Training Experience

Courses:

TUXEDO, WebLogic, Project Management, TCP/IP, OOD, & Rational RUP

Member

ACM, IEEE, Internet Society, Opengroup

IETF PGP Workgroup

LinkedIn

https://linkedin.com/in/selvan-rajan-emba2016

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