J CESAR HERNÁNDEZ CUEVAS

• Successfully understood and integrated government requirements for digital invoicing into a software solution, coordinating integration with customers to meet deadlines on a Linux platform.
• Implemented high availability schemes, ensuring business continuity in minimal time during critical situations.
• Coordinated the implementation of security patches, firewall rules, and certificates to ensure system security on Linux servers.
• Management of team of software developers and team of technical support engineers.
• Along with stakeholders, designed of IT solutions for issuing, receiving and reporting Mexican invoices (Internet sales receipts with taxation purposes) and manage their development and implementation.
• rained of technical support engineers on support activities for legislation, correct fulfilling and use of digital sales receipts and software management running on a Linux platform.
• Designed and lead the development of a whole digital invoicing solutions (database, background services, web services, web page and the protocols required to receive invoicing information and send result to different systems and users).
• Lead hiring of technical support and development teams.

• Hired, taught and leaded a team of software engineers.
• Understood government and customer requirements and designed following software solutions and leaded their development:

a) Server – client solution for printing invoices in their right locations among 50 possibilities, the solution has the following components: client, web service that receives client requests, background program that attend requests, servlet that delivers information to client.

b) System for receiving digital invoices from vendor, it has following components: database, background programs to receive invoices, validate invoices and send notifications and results to other programs and users, web page to consult vendors’ invoices.

c) Background program that reads TXT or XML file with invoicing information, convert it into Mexican Government standard, apply a signature with a private key (they use algorithm of private and public key for signature of tax documents) and send to Mexican Government for validation and certification.

d) Background programs and web services to receive invoicing information, correct it and save it in a database so that it waits for being processed.

• Leaded and participate on technical support activities.
• Administrated Linux servers.
• Understand new governments requirements for electronic invoices when they changed, and coordinate updates with developers, technical support engineers and customer.

• Communicated with clients to verify roots and causes of software, operating system, configuration files, source data and database problems.
• Documented technical issues and solutions to enable tracking history and maintain accurate logs.
• Implemented technical solutions to solve customer issues and increase satisfaction.
• Coordinated with customer and vendors and execute activities for update of operating systems and third party software solutions.
• Developed of XSLT style sheets.
• Developed of reports in iReport (Jasper reporting technology).
• Coordinated with customers and vendors the integration among two or more systems for electronic invoicing.
• Understand legal and technical requirements for electronic invoicing and explain to customers.
• Responded to support requests from end-users and patiently walked individuals through basic troubleshooting tasks.
• Explained technical information in clear terms to non-technical individuals to promote better understanding.

• Communicated with clients to verify roots and causes of software, operating system and hardware problems.
• Implemented technical solutions to solve customer issues and increase satisfaction.
• Supported software/hardware solution for digital invoices.
• Coordinated with customer and execute activities for update of operating systems and third party software solutions.
• Developed of XSLT style sheets and printing templates in iReport (Jasper reporting technology) in accordance with customer requirements.
• Understand legal and technical requirements for electronic invoicing and explain to customers.

- Coordinate integration among two or more systems for electronic invoicing.