Leading architecture, design and development of M2M IoT platform for remote eSIM provisioning based on GSMA specifications (SGP.02, GlobalPlatform Card, ETSI, 3GPP) with SMDP, SMSR & eUICC simulator implemented from scratch- Microservices architecture with CQRS and SAGA patterns- Implemented with Java, Spring Boot, MongoDB, Kafka- Led a team of 10+ members (internal and contracted) for dev/test.Design, development and delivery of GigSky SaaS platform for consumers- Design to support dynamic addition of new SIM/eSIM offerings on the go- Managed a small team

Design and development of GigSky SaaS platform for consumers- Designed and implemented various components for supporting eSIM technology. Integrated platform with Apple for proprietary Apple eSIM- Enhanced administration portal with advanced search capabilities- Enhanced XML data driven tests with TestNG based framework for better integrated tests- Continuous integration with Jenkins

Responsible to realize mobility solutions for patients and doctors, connecting with clinical backendsKey achievements:- POC Android app for viewing ultrasound for doctors.- Implemetation of Mobile Obstetrics Monitor android app for doctors to view reports via web service. Deployed web solution in BMC hospital, Padang, Indonesia.

Responsible for multimedia video use-cases with Android Stagefright on STE-u8500 platform for Samsung

Leading development and maintenance of various multimedia components as part of Symbian Sunset program

Creation of use-cases around imaging algorithms, with performance and multi-platform deployment goals.Key achievements:- Led study and selection of JPEG decode and rendering solution for 16 mega-pixel images on Nokia-808 PureView.

As part of the team that delivered collection of multimedia codecs and image/video processing algorithms to Symbian, S40 and MeeGo, my responsibilities included enabling/realization of compelling use-cases, with performance and cross-platform design centric goals

As a key senior developer in the team, - Developed new adaptation and refinements with team architect - Collaborated with Adobe for Flash updates with new features, product certifications, discussion on design and error resolutions.- Implemented POC, Integrated/Productized FlashLite with HW accelerated OpenVG with browser plug-inKey Achievement:- Redesign Flash video playback engine to improve playback and seek experience

Design and development of video playback & recording components with proprietary and standard multimedia middleware frameworks (MMF/MDF) on Symbian OS for Nokia/Samsung phones such as N93, N95.Developed MP4 ISO file format (ISO/IEC 14496-12) parser, SAX XML parser and other core libraries

Worked on N-tier .Net solutions for a Healthcare client – IMS Health