Lead Engineer and Manager
Parallel Wireless
Total years of experience :12 years, 9 Months
• Feature Development: Forward Handover, Memory Alloc Re-Design.
• I worked on Jira bug fixes on various modules such as RRM, RRC, S1AP, X2AP, ENBAPP, PDCP, RLC, KPI,
CRASH, CORE, ENBAPP for customers. Also Know LTESIM, SRS-RAN, SRS-UE. SRS-EPC and Amarisoft.
• Learned MAC at log analysis levels and a bit of code too also as needed by Jira’s.s
• Have good idea of setup bring-up and config on ACS/lxc/Kubernetes/cots server. Handling team of 8 Eng.
• Feature Development: PWS/CMAS/ETWS, S1 Overload Ctrl, ICIC, S1 Flex, Power Saving, MOCN, ASN.1
upgrade, Buffer Pool Ctrl.
• My contribution involves around bug fixes scenarios on Attach, Detach, TAU, CSFB, Volte, Measurement
reports and config, ASN.1, RRM, RRC, PDCP, S1AP, X2AP, ANR, NRT along with partial working knowledge of
SON, ACS, eNodeB start-up procedure, Fault Management.
• Also involved in various Unit Testing, HLD, DLD, feature related test case designing. Mentoring and leading a
team of 4 Eng. and 2 Sr. Eng.
• GSM: Rach Load Control, Extended Cell, SSRC Change Handling, BTS software Capability on GSM feature set
• Our team was leading development of a project from scratch for conversion from Single SIM Single Stack
(SS) to Dual SIM Dual Stack (DSDS) on the Samsung Shannon platform.
• My role included interface duplication and other logical channels duplication (functions and structures).
• I was involved in conflict resolution assignments for both SIM states and layer 1 controller states along with
BTS states. It also included sync between different state machines of DSDS.
• I was heavily involved in log analysis and fixing of issues identified in drive test scenarios at various levels of
development cycles for various InSite and onsite customers in India and abroad.
• I was responsible for multi-version code rebase for various feature branches of different versions.
• I was involved in testing of fixes in LAB reproducing possible scenarios for specific scenarios.
• I took up the activity of various trace level inclusion in logging mechanism at UE & later made it configurable
through command, was also involved in protection of mode for QA, DEV and client mode for log levels.
• I was also lightly involved in code reviews, design reviews, requirement understanding and effort calc.
• I was in contribution team for development of Sasken’s INMARSAT Satellite Mobile Handset, a completely
indigenously developed mobile device and world leader in satellite telephony for remote areas.
• Out team ensured that the device conforms to modified version 3gpp Release 99 for satellite communication
• I also contributed in further enhancements for newer releases of the device, contributing to various upgrades
and enhancements on software side of protocol stack. Have enhanced logging module also for dev mode.
• I played a role in the feature development of the Physical Layer L1 controller in the protocol stack.
• I was involved in bug fixing for INTEL’s maintenance project for chipset X2230 in GSM and UMTS Physical
Layer Controller/L1C. Was best resource for fastest Initial Engineering Analysis and log analysis
• I was in contribution team for development of Iaito’s own developed standalone application and stack in
fixed and wireless handheld devices, which are based on NFC and RFID communication.
• I contributed providing various customized solutions for different sectors such as warehouses, libraries,
tolls, inventory management, event management and solar panel plants through these developments.
• I was part of development project involved scanning, data collection and representation, report generation
and logging of domestic solar panels with leading manufacturers for govt sites. I also contributed majorly in
an embedded project based on Atmel ATmega-16 microprocessors for NFC/RFID
12+ yrs Exp Wireless Software Development Engineer on 4G/LTE/5GNR protocol stack