Software Engineer Resume

EXPERIENCE SUMMARY:

Having 16 + years of experience (Software Architect & Manager), Telecom mobile/Networks, Smart Rail transport, Cyber security(IEC62443), Cyber signatures/Digital signatures, SIEM, PKI, FIREWALL, SYSLOG - NG, Secure Storage, HIDS/NIDS,IDS/IPS, IP filtering/firewalling, netfilter, and Load balancer, SmartPhone, Telecom networking, Confidential chipset based product development, OpenWRT, HostAPD, WPA supplicant, Soft Access Point bringup(WLAN /WWAN) bringup for android platforms. Embedded ARM based Wifi devices(VoLTE, NAT,IPV6,EAP-TLS,IPSEC,OPENSSL,WPA suppli and Netfilter, ALGs),Embedded webserver, Confidential /WiMAX/IMS/WiFi/4G/BSS/OSS/IoE/IoT Telecom experience with a strong emphasis on R&D Development, Support, Verification of software using C, C++ on UNIX/Linux platform(RHEL/Yocto/LinuxAndroid. Has sound knowledge and development experience in Telecom products Mifi router, 4G (VoLTE), NSN flexi platform / Wimax (802.16e)- BTS, AAA (Radius), Presence, OMA SIMPLE, Confidential PBX. Protocols expertize includes SIP, RTP, TCP/IP, IPv6, DHCP, UPnP,DLNA, RADIUS AAA,DNS. Lighttpd webserver, java, Jquery, Ajax. NAT/Firewall. Intel IMS/VoIP on XMM 7160, 7260. Wireshark analysis,dissectors. Android application development for PoS wireless product(wifi, bluetooth). LTA RAN/E Node B (eNodeB) Access Point.

TECHNICAL EXPERTISE:

Language/ Softwares: C, C++, Python, Perl, Bash scripting, pkl for python. Openssl, PKI

RFCs: RFC 2865 RADIUS, RFC 2866 RADIUS Accounting,DHCP., RFC3261 SIP, RFC3550 RTP.

Protocols: TCP/IP, IPv6, DHCP, Netfilter, DNS, FTP, TFTP, RRC, MAC, openSSL, H.323, ISDN Q931, I2C, SPI,UART.

Database: MySQL, Oracle DB,NoSQL

Operating System/web Server: Linux, Unix,Android, Lighttpd webserver for embedded/smartphones.

Tools: ARM, T32, P4,Perforce,Git repo,Prism,Code collaborator, Rational Clear Case, Team Ware, CQCM, GDB, GCOV, Valgrind, Purify, Klcokworks & Complexity tools,, Clarify

PROFESSIONAL EXPERIENCE:

Confidential

Software Engineer

Responsibilities:

Wifi Access point with Confidential as backhaul .
VoLTE QoS.
OpenWRT, HostAPD, WPA supplicant.
AP,AP-AP,AP-STA development.
HTM 20/40.
Porting softap solution on android OS,Linux OS based platforms.
NAT/Firewall support such as full-cone nat,address restricted cone nat, port restricted cone nat and symmetric nat.
Worked on linux based webserver development for Smartphone/Dongle
Admission Control/QoS for VoLTE data calls.
Release handled 9x15 2.0/3.0,9x 25 1.0/2.0/3.0

Environment: Linux, C, C+, Linux, kernel 3.10,3.14

Confidential

Software Engineer

Development languages used: C,C++

Responsibilities:

Responsible for developing sotware and bug fixes for RRC-Admission control, QoS for PCRF, MAC layer.
Responsibe for coding, debugging CRs, fixing CRs.
Developed using C/C++ on WindRiver-Linux platform.
Releases handled R2.0, R2.5, and R3.0, R4.0.

Environment: Linux,C,C+

Confidential

Sr. Software Engineer

Responsibilities:

Involved in the writing specification for High level design, feature requirement specifications, Low level design.
Involved in the Development of Radius NIG & AAA based on rfc 2865 rfc 2866.
Also involved in the process enhancement in the project.
Also involved in Integration testing.

Environment: HP-UNIX,C,C+,AAA RFCs

Confidential

Team Member

Responsibilities:

Reviewing developed code and implementing the application.
Unit Testing presence(SIP, STUN) feature development for mobile devices

Environment: Custom Mobile Phone with Linux as OS,C,C+.

Confidential

Sr. Software Engineer

Responsibilities:

Software debugging/fixing of RA (report Anomalies) reported by clients.
Lab testing pre and post fixing of RA for provided solution in software.
New feature development client in Media Gateway
Involved in peer code reviews and suggestions.
Involved in Release management for INTIP, GD verticals.

Environment: Linux, RT-Linux, C,C+.

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