Clarence Esoen - Software Engineer, n/a

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Work Background

SpinifexITSenior Java Developer

Mar. 2024 - Aug. 2024PhilippinesProject: Strao Human Resource Information System Highlight/s: - Back-end MVC style coding. - Conversion of poorly coded application to microservices style programming using Spring and Docker. - Agile based development that is not code-centric where debugging and development are done from Business requirement down to coding while working with different roles in the software life cycle. - Code and - Test-driven development, behavior-driven development, and defensive programming. Responsibilities: - Collectively work as a SCRUM team. - Code from starting from business requirements. - Support and code debugging. Technologies: Java, Docker, MySQL, Glowroot, AWS Cloud watch, IntelliJ, Eclipse IDE, Visual Studio, Spring boot, JSP, Linux command line, SQL, JSON, PostMan, Maven, Git, Jira

DeployedSenior Software Engineer

Jun. 2023 - Sep. 2023Project: ANZCRO Hotel management software Highlight/s: - Convert JSON schema to Object and multiple checks on creation of POJO’s. - GUI development using Java. - Test-driven development. Responsibilities: - Collectively work as a SCRUM team. - Java development for GUI Java and API. Technologies: Java, GSON, retrofit2, Maven, and PostgreSQL

CoDevSenior Java Developer

Mar. 2021 - Mar. 2023Project: Evolphin Automation of AI Image Processing Web application to automate Image Processing Highlight/s: - Able to provide solution on the usage of AWS api code with less documentation to go around. - Best practices on the usage of design patterns and extending the current overall architectural design and code style during development. - Test-driven development. Responsibilities: - Collectively work as a SCRUM team. - Java development from resource/controller level to database. Project: One Network's NEO 3 Application One Network is the intelligent business platform for autonomous supply chain management Highlight/s: - End-to-end analysis of supply chain business that goes along code development of an internally designed architecture. Responsibilities: - Trained on NEO 3 of the SCProcessTemplate module for Purchase Orders which includes the SupplyChainCore module. - Collectively work as a SCRUM team. Project: Project CYC Portal CYC Portal is a web application that is used to manage American health insurances that aims to target clients and customers such as Sponsors, Distributors, Employers, and Employees. This online application also provides multiple web templating options for different clients as well as a mobile application for mobile devices. Highlight/s: - Whole application debugging through test cases that requires full-stack understanding of the system. Responsibilities: - Work on the Content Management tool of the CYC portal web application. - Collectively work as a SCRUM team (although there is still the concern of transition from non-agile to agile methodology). - Fix back-end and front-end issues

AccentureAssociate Manager

Mar. 2020 - Sep. 2020Project: Google Flights An online flight booking search service which facilitates the purchase of airline tickets through third-party suppliers Highlight/s: - Development in back-end with the use of an internally designed architecture for flight booking system. Responsibilities: - Studied and analyzed Airlines - Developed Solutions from Business Analysis level to Code level - Created unit tests and codes

EclaroJava Developer

Jun. 2019 - Sep. 2019Metro Manila, National Capital Region, PhilippinesProject: BenefitFocus 4x System A system that enables Americans to check and apply to specific insurances Highlight/s: - Full-stack development that requires deep understanding of American insurance that is tied to the application architecture. - Test-driven development. Responsibilities: - Studied and analyzed American Benefit Plans - Application of American Benefit Plans Business rules on debugging and solution creation - Developed Solutions from Business Analysis level to Code level - Created unit tests and code for unit tests

PCCW GLOBAL LimitedSolutions Analyst

Feb. 2018 - May. 2019Metro Manila, National Capital Region, PhilippinesProject: Criminal Management Information System A system used by Hong Kong’s government agencies to locate a crime and provide certain information such as the concentration of crimes. Highlight/s: - Design a solution that requires understanding and coding from front-end to back-end to storage and vice versa. Responsibilities: - Handled hard to implement technical codes from user interface to backend - Requirements to the manifestation of system task with the use of a ticketing management system - Collaborative systems development with team members in the Philippines and Hong Kong - Developed and configured the system with little assistance Project: Transport Information System 2 A system that is used to track private and public transportation and contain information such as plate number, driver’s name, license, location, etc. Highlight/s: - Design a solution that requires understanding and coding from front-end to back-end to storage and vice versa. Responsibilities: - Requirements to the manifestation of system task with the use of a ticketing management system - Acted as a team lead for five persons - Handled hard to implement technical codes from the user interface, backend to Database - Provided technical assistance to other team members - Served as an intermediary between Systems Architects from HK to PH developers - Developed and configured the system with little assistance

Vertere Global Solutions, Inc.Programmer/Analyst

Jun. 2017 - Nov. 2017Metro Manila, National Capital Region, PhilippinesProject: Internal Web Application (under PhilamLife) An application that checks the customer value and calculates it. Highlight/s: - Understand, design, code and then document a security system for a web application. Responsibilities: - Programmed a secure internal web application and provided key security concerns - Programmed an SQL based tracking of the session that can be extended for XSS identification - Identified vital weakness in the handling of the session based on the systems infrastructure - Finished the project much earlier than the expected time frame. Other Projects: - Quickly identified critical code concerns for SAP ASE (Sybase) Procedures/Functions. - Quick identification of procedure error caused by sudden systemic change. - Added a better fix for the transfer of SIT to the UAT SVN repository Technologies: CSS, Eclipse, Hibernate, Java, Java EE, Javascript/JQuery, JAX-RS, JAX-WS, JBoss EAP Runtime Server 7.0, JBoss IDE, JSP/JSTL, Linux, MSSQL, Office Applications, and Macros, Scripting, REST, SOAP UI, Spring, Struts 2, SVN, Sybase, Windows Batch

Software Lab International LtdConsultant

Nov. 2015 - Feb. 2017Metro Manila, National Capital Region, PhilippinesProject: Goldmine A data migration project to unify all banking data in one system. Highlight/s: - Understanding how the banking data migration works and has been part of the development, support, data analysis, and testing with the use of various software and development tools. Responsibilities: - Corrected a large amount of test data from HBASE and PostGre while maintaining data integrity - Created and edited Linux scripts, Pig scripts, and Postgre scripts in less time than expected while still maintaining code quality and accurately targeting the business requirements - Made Macro automation scripts that significantly lessens the testing of data by five times Project: TaskTrack (Same date with Goldmine) A system used to track IT Department’s requests and tasks. Highlight/s: - Convert an old working application thus requiring reverse engineering, designing, coding, and testing of the old application to the new application. Responsibilities: - Designed numerous user interfaces for the new TaskTrak system and followed the previous look and feel of the old application with the use of better and up-to-date UI design structure and components - Has accurately analyzed the last flow system of the old TaskTrak, which was later applied to the creation of the new system - Programmed the new TaskTrak using Aspect Object Programming (AOP) and Model-ViewController (MVC) patterns. Project: Autosend SAS-AMLC (Same date with Goldmine) A desktop application that will prevent money laundering from happening by sending AMLC gpg files. Highlight/s: - Successful conversion of the old application to the new one, port programming, WAN network understanding of the client’s firewall to allow transmissions to pass through, designing the application (both UI and code design), coding, and then finally deployment with client interfacing. Responsibilities: - Enhanced the Autosend SAS-AMLC (Anti-Money Laundering Council) gpg file - Has dramatically improved Auto sends user interface.

Acestar Solutions and Trading (ASTI) in Contract with Texas Instruments (TI)Systems Developer

Oct. 2014 - Sep. 2015Baguio City, Cordillera Admin Region, PhilippinesProject: eRMR (Electronic Requisition Material Request) Highlight/s: - Ground-up development that requires a full cycle of a waterfall methodology (Client interfacing, note taking, interviewing, analysis requirements, designing code, and designing application UI). Responsibilities: - One-person team in the development of eRMR - Has accurately analyzed business requirements from Business Analyst user stories and correctly transformed them to system requirements - Made various people of different background work on the project through constant and dedicated face-to-face and electronic communication - Very quick and accurate in learning TIs infrastructure and running information systems as part of the system requirements - Designed the new system to follow Aspect Object Programming (AOP) and Model-View-Controller (MVC) patterns Took over the maintenance and transition process of the following: - Electronic Phase Development Planning (ePDP) - Kparm Tracking - eMTS (Electronic Machine Tracking) systems Responsibilities: - Estimated man-hours and plotted schedules with the use of a cross-sectional Gantt chart for the transition of the legacy ePDP system to a Java Spring-based web system; - Has accurately taken stories from users, previous programmers, and system owners then transform it to a correct set of working pseudo-code for programming - Has designed User Interface copied from the legacy/current system and incorporating new and better UI enhancements.

Baguio City HallProject Lead

Nov. 2013 - Oct. 2014Baguio City, PhilippinesProject: Baguio City Hall Website Restructuring Highlight/s: - Lead the technical people, manage the finances, manage engagement with client together with full system waterfall cycle development. As Project Manager: - Identified key systems development project activities explicitly fashioned for the projects proponents, requirements, and resources - Systematically set and track timelines with clients, users, and systems developer in a very organized manner - Scheduled meetings and met with managers to discuss tasks and updates. - Provided timely and accurate reports to management. As Technical Lead: - Analyzed the previous websites coding and system flow in detail and transformed them into a series of pseudo-code for the programmers to follow - Laid out a well-defined Drupal template for the new website - Decided on the delegation of the programming tasks for the whole website and distributed them across the team members - Tasked in integrating the work of programmers to a single working production website.

Allied Web Design Web Developer

May. 2013 - Oct. 2013Baguio City, PhilippinesProject: Multiple websites Responsibilities: - Enhanced and developed customer websites. - Worked with multiple Drupal and WordPress websites with minimal supervision - Keen in learning PHP, MySQL, HTML, CSS, Javascript, and JQuery in development application adjusting to customer requirements.

Saint Louis UniversityCollege Instructor

Jul. 2012 - Oct. 2012Baguio City, PhilippinesResponsibilities: - Taught and instructed college students. - Provided modularized Java programming classes to non-IT students (Engineering). - Instructed Management Information System students

Benguet State UniversityCollege Instructor

Jun. 2009 - Dec. 2012La Trinidad, BenguetResponsibilities: - Instructed college IT students Java OOP Programming, VB.NET, MySQL, and Systems Development Life Cycle - Acted as thesis adviser among graduating students - Tasked as a technical panel for thesis defense - Instructed computer programming to statistics students - Instructed introductory algebra to statistics and math students - Instructed non-IT students on the fundamentals of computing.

Benguet State UniversityInstructor

Jan. 2009 - Dec. 2012

Benguet State UniversityComputer Technician

Oct. 2008 - Jun. 2009La Trinidad, BenguetResponsibilities: - Maintained computer hardware - Maintained and troubleshoot computer software - Tracked of software licenses - Network set up and troubleshooting.

University of the CordillerasComputer Technician

Jun. 2007 - Dec. 2008Baguio City, Cordillera Admin Region, PhilippinesResponsibilities: - Maintained computer hardware; - Maintained and troubleshoot computer software; - Tracked of software licenses; - Network set up and troubleshooting

SitelTechnical Support Representative

Oct. 2006 - Mar. 2007Baguio City, Cordillera Admin Region, PhilippinesResponsibilities: - Troubleshot customer's Bellsouth/At&T modem and internet connectivity - Handled other customer concerns.

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