JERRY FERRER
P: (- | E:-| LI: linkedin.com/in/jerry-ferrer-3987b810 | git: github.com/jsferrer1
SUMMARY
Full Stack Developer with over 10 years experience in delivering proven IT solutions for leading MNCs, in multiple industry domains
(Banking and Finance, Manufacturing, Consulting, and Telecommunications) -having worked in USA, Singapore, Asia Pacific, and
Remote -in different roles like Blockchain Developer, DevOps, Data Engineer –using technology stacks such as Java, PHP, MySQL,
Oracle, JavaScript (node, angular, mongodb, react), Blockchain, Ethereum/Solidity, dApps, web3.js, ERC20, hyperledger fabric,
corda, and AWS.
SKILLS & EXPERTISE
• NodeJS • Typescript • Javascript • Java • Spring Boot • Angular • React • VueJS • Microservices
• Blockchain • Ethereum • Solidity • Smart Contracts • web3.js • Hyperledger • R3 Corda • .NET
• Data Engineer • Data warehouse • ETL • Informatica • Postgres • Python • SAP Business Objects
• Cloud (AWS, google, ibmcloud, heroku) • Ethical Hacking • Multi-platform Mobile App Development
• Fintech • Telco • Agile/Scrum • Strong Verbal & Written Communications • Team Player
EXPERIENCE
FREELANCE | Remote
Full Stack Software Developer
Jan 2020 – Present
• Developed the groupstar video producer application that enabled better sales & marketing during crisis
• Developed a health tracker application that offers fast, scalable, anonymous, and contactless tracing.
• Technology stack: react.js, node.js, android/java, ios/swift, php, web3, ethereum, git, postgres, azure, aws, gcp
MCVEAN PACIFIC INTL. OFFSHORING (QuantumCrowd) | Philippines
Blockchain Software Engineer
Aug 2019 – Oct 2019
• Developed the GoldGramCoin hybrid blockchain application to enable users to trade gold and FIAT
• Developed the AeroTrax aviation solution to enable end-to-end supply chain
• Designed and developed a property management private blockchain application that helped clients seamlessly build, buy,
and occupy properties using KYC and self-sovereign identities.
• Technology stack: node.js, go, java, kotlin, hyperledger fabric & indy, ethereum, solidity, truffle, ganache, remix, ERC20,
metamask, web3.js, REST, microservices, express.js, socket.io, docker, angular.js, spring, ruby on rails, gem, couchdb, azure,
mysql, jwt, react.js, corda, AWS, ibmcloud, swagger, sovrin, self-sovereign identity, KYC, AML, OWASP, pentest.
FIRST PERFORMANCE CORPORATION | Atlanta, USA • Remote
Full Stack Web Developer
Aug 2016 – May 2019
• Led Agile projects that transformed legacy PHP financial applications to mobile, API, and web-based Node application.
• Technology stack: node.js, vue.js, d3.js, express.js, php, html/css, jQuery, bootstrap, webpack, mysql, oracle, mssql,
redis/noSQL, single page application (SPA), ORM (sequelize), git/bitbucket, android/java, iOS/swift, REST, microservices,
swagger, json, CI/CD, AWS, ISO-8583, docker, vagrant, socket.io, websocket, GDPR, OWASP, pentest, chatbot
IBM | Philippines • Onsite • Remote
Application Programmer/Lead
Jun 2012 – Apr 2014
• Led the full SDLC of the SPRINT-USA and Sears Canada projects that transformed a thick client-based Visual Basic & C++
applications to web-based J2EE application.
• Led the delivery of managed services for open systems to clients that provided benefits such as (i) 10-15% improved quality
and productivity; (ii) faster time to market; (iii) dynamic mobility of work drives lower cost and risk; (iv) faster response to
business needs.
• Technology stack: java, javascript, Spring (MVC, jsp, servlet, JDBC), jQuery, json, ajax, web service, c++, vb, unix, control-m,
oracle, pl/sql
IT CONSULTANCY & SERVICES | Singapore
Java Team Lead
Aug 2011 – May 2012
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Led the implementation of FUTURE First/Asia insurance system which is a next generation policy administration system. It is
a powerful object-oriented, real-time web-based solution that supports full administration of both group and individual life
and health products, annuities, LTC, DI and non-insurance offerings.
Technology stack: java, soap, oracle, vba macro, unix
2C2P PTE LTD | Singapore
Senior Software Engineer
Feb 2011 – Jul 2011
• Using 3D secure protocol, developed and implemented the Access Control Server (ACS) system and Merchant Plug-in .NET
application for UOB that significantly increased customer confidence in e-commerce payments.
• Led and managed the Mobile and Internet Banking system of Singapore Banking Corporation that enabled customers to
have anywhere, anytime access to their bank accounts.
• Technology stack: java, .net (asp,c#), mssql, iis, oracle, pl/sql, visa 3d, hardware security module, balsamiq, unix
STARHUB PTE LTD | Singapore
Senior Systems Analyst
Feb 2009 – Jul 2010
• Led the full SDLC of Billing and CRM projects in StarHub that contributed to increase in ROI. The delivery of projects was
significantly improved through the implementation of quality standards such CMMI, Agile, Test Quality Management, and
ITIL.
• Led the feasibility study, proposal development, prototyping, and full SDLC of an enterprise data model/architecture that
resulted to increased productivity and better data reliability to the business.
• Involved in the data integration initiative that consolidated data from different source systems into a single data repository
for standardization and reporting purposes.
• Technology stack: java, j2ee, jsp, servlet, informatica, bscs iX, unix, quartz, web services, oracle, pl/sql
MOTOROLA ELECTRONICS PTE LTD | Singapore
IT Business Systems Analyst
Jan 2005 – Jan 2008
• Led and managed the full SDLC of Supply Chain Management Projects (including Integrated Motorola Advance Planning
System (IMAPS), Enterprise Data Warehouse) that resulted in significant savings on the operations planning (demand and
supply chain) process.
• Led and managed the full SDLC of the Performance Tuning project that resulted in on-time delivery of daily reports to
business vis-à-vis a delay of 2 hours per day previously.
• Implemented various web-based Enterprise Information Management (EIM) portals that provided greater reliability,
flexibility, and self-service capabilities, thus raising customer satisfaction level.
• Effectively adopted various methods of Digital Six Sigma quality standards, CMMI, and ITIL in various projects that resulted
to reduced application defects.
• Technology stack: oracle, pl/sql, informatica, vba macro
KNOWLEDGEBAZE PTE LTD | Singapore & Malaysia
Senior IT Consultant
Jan 2000 – Jan 2005
• Successfully implemented and supported the e-Business Information Tool (eBIT) and Partner Data Warehouse (PDW) for HP
Imaging and Printing Group which enabled informed business decision-making on channel performance, partners, and
reseller sell-out performance.
• Led and implemented the Asia-Pacific Call Center Data Warehouse for HP Personal Systems Group that helped in increased
volume of sales opportunities and orders for the call center operations.
• Implemented the Asia-Pacific Distribution and Forecasting application for HP within timeframe and budget.
• Led and implemented the web-based OLAP solution for the Ministry of Education (MOE Singapore) that enabled MOE to
have a robust multi-dimensional analysis of students, schools, subjects, and grades. The solution resulted to a more
effective, efficient, and accurate analysis.
• Successfully implemented a Decision Support System for the Sun Microsystems that resulted to centralized information and
data-driven approach for the business in making decisions.
• Successfully implemented the DB-Direct corporate banking solution for Deutsche Bank that resulted to:
- Efficiency in conducting the cash management transactions of the business. Secured reports have also resulted to
better trust from the business.
- Significant reduction in maintenance costs, and increased system flexibility and scalability.
• Technology stack: java, j2ee, informatica, olap, perl, unix, shell scripts, oracle, pl/sql
INTERIM TECHNOLOGY | New Jersey, USA
Programmer Analyst
Jun 1998 – Jan 2000
• Successfully developed and implemented the Enterprise Supply Planning (ESP) and Y2K migration for PFIZER in the USA that
resulted in better resource planning and supply chain management, hence, significant costs saving for the business.
Replaced legacy mainframe jobs with Oracle-Unix-based systems that significantly reduced maintenance costs.
• Technology stack: manugistics, unix, shell scripts, crontab, c/c++. oracle pl/sql.
EDUCATION
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ChainStack Enterprise Developer
Udacity: Blockchain, React, Java Developer Nanodegree
Linux Academy: AWS DevOps Essentials - Verified
Udemy: Full Stack Mobile Developer - Verified
Coursera: Full Stack Web Development Specialization - Verified
Udacity: Full Stack Web Developer Nanodegree - Verified
ESI International, Singapore: Project Management, Six Sigma – Yellow Belt
Saint Louis University, Philippines: Bachelor of Science in Computer Science
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PORTFOLIO
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My Collections To Cash
– node.js, angular.js, mongodb, express, ibm bluemix
MEAN Contact Manager
– node.js, angular.js, heroku
Conference Central Application
– python, flask, postgres, google cloud
Item Catalog Application
– python, flask, postgres, aws
[http://mycollectionsapp.au-syd.mybluemix.net/]
[https://agile-ocean-56979.herokuapp.com]
[https://conference-app-1043.appspot.com/]
[http://ec-.us-west-2.compute.amazonaws.com/]
