David Julian López V Email & Phone Number

Mexico City, CDMX, MX

Mexico City Metropolitan Area

• Successfully implemented organized and well-documented templates for Epics and User Stories, improving their clarity and completeness. This optimization resulted in refining up to 6 user stories per session, enhancing.
• Streamlined the planning process by implementing pre-planning sessions, resulting in a reduction of up to 40% in the overall planning duration. This proactive approach improved planning efficiency in a multinational.
• Played an active role in collaborating with Product Owners (PO) and stakeholders to gather requirements and define functional specifications for various eCommerce initiatives. This participation contributed to the.

Mexico City, Mexico

Cali, Valle Del Cauca, Colombia

• Set final data model, and redesign architecture of recurring payments component, achieving minimum viable product within eight sprints
• Generated high-quality features and user stories for the Development Team, resulting in three sprints with zero carryover and a 45% reduction in QA incidents
• Implemented a pre-refinement session as an enhancement mechanism to refine and generate a high-quality backlog. This process followed INVEST criteria and covered up to three sprints ahead.
• Implemented a pre-planning session with the Scrum master as a mechanism to reduce planning time. This resulted in a reduction of up to 50% in planning duration
• After prioritizing with the Product Manager following the PI planning of the SAFe train, I generated an adequate backlog for the retail client project. This backlog will be covered in the following quarter.

• Successfully supported the VAT Adjustments project in a multinational company by managing 70% of the total backlog items related to the Data Base, ensuring smooth project execution.
• Achieved a 7% reduction in rework and a 10% increase in software quality by generating detailed technical specifications in user stories and backlog spikes during a multinational company project.
• Efficiently automated the creation of user stories by 80% through the use of merge options in Word and Excel, streamlining the process and saving significant time in company setting.

Open Systems Colombia S.A.S.

• Successfully identified and resolved GAPs in the billing module, resulting in a 5% time savings for analysis at EPM Medellin.
• Configured the Debt Collection module for The City of Fort Collins in Colorado, USA, optimizing the management process by 5% with respect to the previous process, generating dynamic and personalized notifications
• Modeled and trained user the CRM module in terms of parameterization and customization of pre-sales and post-sales business flows according to business specifications, improving the estimated effort of three months for.
• Trained around 25 users from different departments at CNT EP in Quito, Ecuador, on CRM, OSS, and BSS (Business Support System), with business case testing, and business flow testing, increasing productivity in the IT.

Open Systems Colombia S.A.S.

• Successfully strengthened the analysis, design, and construction skills of a team of 6 engineers by implementing peer review and coaching practices among senior and junior team members throughout the Software.
• Provided technical and functional guidance to assigned engineers, ensuring they had the necessary support and knowledge to successfully execute their tasks.
• Significantly reduced quality incidents in development projects by 20% through the implementation of robust peer review processes and the promotion of unit testing practices.
• Took the lead in negotiation sessions with key clients to improve project timelines and scope of requirements. This proactive approach resulted in successful outcomes and strengthened relationships with the company's.

Open Systems Colombia S.A.S.

• Successfully resolved client-reported incidents within timelines exceeding the contractually agreed Service Level Agreements (SLAs).
• Facilitated sessions with stakeholders and product owners to gain a comprehensive understanding of business areas, analyze feasibility, and define functional requirements. These insights were then transformed into a.
• Effectively managed the support and maintenance contract with the client, ensuring smooth operations and delivering high-quality services.
• Provided technical consulting to the client's product team at their headquarters, offering valuable insights and expertise to drive strategic decision-making and optimize product performance.

Open Systems Colombia S.A.S.

• Successfully implemented the BSS (Business Support System) modules of the product in various clients, including Car Security in Buenos Aires, Argentina, Open Mobile in Guaynabo, Puerto Rico, and CNT EP in Quito, Ecuador.
• Executed technical consulting and implemented process re-design in PL/SQL, resulting in enhanced performance and efficiency. Additionally, performed SQL statement tuning to optimize database operations.
• Provided technical consulting services to the client's product team, delivering valuable insights and recommendations for improvement. This consulting was conducted on-site at the client's facilities, ensuring.

Axede S.A.

• Provide second level support to the customizations of EPM Medellín ESP,
• Developed software components for the billing system,
• Created scripts to adjust the data for billing processes (BSS Module).

Carvajal S.A.

• Offered technical consulting services as much as: Oracle PLSQL specialist, SQL statement tuning, Loading process optimization.
• Led the team in charge of the Extract Transform and Load data in the migration project of the fourteen companies of the holding, around LATAM.

Comfenalco Valle

• Mantained the four applications of the compensation fund.

Tecnoquimicas S.A.

• Coordinated the new methodology project for software development within the IT area.
• I implemented the BI model for the sales datamart.

Open Systems Colombia S.A.S.

• Developed the Debt Collection Management module.
• Created software components for the BSS module such as portfolio punishment, and reactivation of punished portfolio.
• Created software components fot the BSS module as reports to risk centers, formulas for calculating subsidies and contributions in Colombia.

Cali, Valle Del Cauca, Colombia

• I created functions and reports for control and monitoring of banking processes.
• I created audit reports to the Human Resources system.