Raúl Andrés Sira Alvarez
Caracas
Summary
Dynamic individual with hands-on experience in Android Development and debugging, with talent for navigating challenges. Brings strong problem-solving skills and proactive approach to new tasks. Known for adaptability, creativity, and results-oriented mindset. Committed to making meaningful contributions and advancing organizational goals.
Overview
27
27
years of professional experience
Work History
Software Developer
RASA Applications
01.2018 - Current
- I design and write mobile applications for Android, Java, Kotlin. As well as the design of user interface layouts for Android in XML.
- Using Android Studio as IDE, to design, build, debug, and export applications. I have shared some of my work on GitHub and published an App to Play Store.
- Tech-Stack: Android, Kotlin, Java, Python, SQLite, JSON, GitHub
- Skills: Mobile Applications
- Mobile Application Design
- REST APIs
- GitHub
- SQLite
- JSON
- Android
- Kotlin
- Java
- Python (Programming Language)
Service Delivery Manager
Ericsson
01.2011 - 01.2017
- As Service Delivery Manager, I ensured that the Technical Support contract for our client Digitel was delivered timely and with quality, while keeping the costs of the contract operation within the expected margins.
- I achieved this by monitoring the customer service request tickets CSR on a daily basis and taking care of the operating costs in man hours and contracts with third parties.
- In 2015 I was accredited by Ericsson as an Experienced Service Delivery Manager, for complying with the processes defined for my role.
Core Support Engineer
Ericsson
01.2006 - 01.2011
- I did technical support to MSC - APG40/43 - IOG20 - AXE Wireline - ANS/Diamux - MGW. Single Point of Contact (SPOC) for Telefónica Venezuela.
- I checked the configuration and debugged the software to Ericsson of Core and access platforms.
- My results were measured and evaluated according to Performance Indicators and Technical Support KPIs.
- Skills: Intelligent Networks
- Windows Server
- English
- Telecommunications
- Telephony
- Internet Protocol Suite (TCP/IP)
Software Configuration and Deployment Engineer
Ericsson
01.2003 - 01.2006
- I did software upgrades and software updates for wireline and mobile telephony platforms, Axe wireline/ Tdma/Gsm, Diamux 120, IOG20, IOG11, APG40, ANS Translocal. As well as technical support for AXE, ANS, Diamux, IOG20, APG40, Call Server, NMAccess.
- My results were frequently verified according to Ericsson's KPIs and performance indicators.
- Skills: Windows Server
- ISDN
- C++
- English
- Telecommunications
- Core Network
- Telephony
- Networking
- ISUP
- MFC-R2
Technical Support Engineer
Ericsson
01.1998 - 01.2003
- I did first-line technical support for the PABX MD110, Mobitex, and Ericsson's VoIP platform.
- I conducted technical support tasks for fixed and mobile telephony platforms, ANS nodes and ISUP, ETSI ISDN, MFC-R2, R2-DTMF signaling.
- Skills: ISDN
- English
- Telecommunications
- Telephony
- Mobitex
- Networking
- ISUP
- MFC-R2
- Internet Protocol Suite (TCP/IP)
- Voice over IP (VoIP)
Education
Bachelor of Science - Electric Engineer
Universidad Metropolitana
Caracas, Venezuela05-1998
Android Programming -
Benllisoft
Caracas, Venezuela01.2016
Java SE -
Benllisoft
Caracas, Venezuela10-2015
Skills
- Android
- Java
- Kotlin
- Firebase
- Python
- SQLite
- JSON
- Management
- Telecommunications
- VoIP
- Problem-solving
- Programming
- Object-oriented programming
- Software development
- Testing and debugging
Languages
English - Advanced / C1
Spanish - Native
Timeline
Software Developer
RASA Applications
01.2018 - Current
Service Delivery Manager
Ericsson
01.2011 - 01.2017
Core Support Engineer
Ericsson
01.2006 - 01.2011
Software Configuration and Deployment Engineer
Ericsson
01.2003 - 01.2006
Technical Support Engineer
Ericsson
01.1998 - 01.2003
Bachelor of Science - Electric Engineer
Universidad Metropolitana
Android Programming -
Benllisoft
Java SE -
Benllisoft
Similar Profiles
NUR INANI RAMLINUR INANI RAMLI
Accounts Executive at Rasa Unggul Sdn Bhd (Restaurant : Rasa Ore Kampung/Nasi Kukus Antrabangsa/Spagnudles)Accounts Executive at Rasa Unggul Sdn Bhd (Restaurant : Rasa Ore Kampung/Nasi Kukus Antrabangsa/Spagnudles)
ALAN ANG CHIP TENGALAN ANG CHIP TENG
Outlet Manager at Shangri La Rasa Sentosa Resort & SpaOutlet Manager at Shangri La Rasa Sentosa Resort & Spa
Ashish PudasainiAshish Pudasaini
Bar Manager at RasaBar Manager at Rasa
Eduardo GavazutEduardo Gavazut
Data Team Lead at Condor AgencyData Team Lead at Condor Agency
Sabrina SartorettoSabrina Sartoretto
Data Analyst at Guia Para La Paz InteriorData Analyst at Guia Para La Paz Interior