Christopher Arcos Email & Phone Number

Seattle, Washington, United States

• Contributed to the maintenance and enhancement of existing grocery organization services at Amazon, executing various tasks in Java to support and improve customer pickup and delivery operations.• Managed on-call responsibilities, maintaining service quality by consistently meeting Service Level Agreements and reducing the team's ticket count, directly impacting quarterly performance metrics. Resolved high-severity issues, ensuring continuous customer satisfaction and team efficiency.• Increased code coverage to over 90% for two services using Java, TestNG, and JUnit; wrote unit and integration tests for pipeline approval workflows, leading to the establishment of full CD pipelines for both services.• Led a UI/UX mobile platform experiment to streamline time slot selection, achieving a 0.63 improvement in conversion rates for grocery sales within 2 weeks, prompting a positive increase in order product sales and leading to global rollout.• Reduced latency in partner service communications by about 50% on average, achieved through asynchronous processing and daily request segmentation, optimizing dependency service load.

Cape Girardeau, Missouri, United States

• Contributed to enhancement and optimization of applications using C#, Blazor, HTML, CSS, and Angular, improving performance and user experience.• Engaged in daily pair programming practices with a rotating team of developers, fostering a collaborative coding environment and promoting knowledge sharing to enhance application development and problem-solving efficiency.• Streamlined internal tool management by developing a Blazor and C# application, reducing process time from weeks to days and eliminating the need for manual email approvals, significantly enhancing operational efficiency.• Optimized a complex 3000-line MSSQL stored procedure, reducing runtime substantially and facilitating faster report generation for senior management, while ensuring more efficient data processing.• Quickly acquired proficiency in Angular and Blazor, enabling timely contributions to the team's delivery of efficient solutions.

Philadelphia, Pennsylvania, United States

• Increased unit test coverage by 30% for key services using C# and .NET, enhancing code reliability, and mitigating potential future issues.• Managed and updated private NuGet packages with Azure DevOps Artifacts, streamlining the deployment process and code reusability.• Participated in daily stand-ups, effectively communicating task progress, and collaborating on problem-solving to meet project milestones.• Implemented updates and feature enhancements to existing applications using C#, contributing to improved functionality and user experience.

Los Angeles, California, United States

• Achieved 100% test coverage using test-driven development, upholding high-quality code standards, and ensuring software reliability and performance.• Engineered efficient and scalable back-end services with C#, .NET, and Entity Framework, supporting web application functionality.• Developed responsive and user-friendly interfaces using React, HTML, CSS, and Bootstrap, aimed at optimizing future user experience and engagement.• Integrated Swagger for comprehensive API documentation, leading to improved integration efficiency and better developer comprehension.• Created stored procedures for CRUD operations and added essential tables to databases, boosting feature integration and functionality with C# and Entity Framework.

Corpus Christi, Texas, United States

• Performed security checks to ensure safety standards were being met at all times.• Supervised juveniles throughout their daily activities. • Conducted visual check on residents when in their rooms and kept track of important documentation.• Assisted in the processing paperwork when receiving new juveniles in the facility according to departmental rules and regulations. • Reported any unusual behavior to the Shift Supervisor and to the juveniles lead counselor.

Alexandria, Va

• Maintained a secure environment in sensitive facilities requiring a minimum of secret clearance, ensuring the safety and integrity of premises.• Managed visitor access, overseeing the sign-in and sign-out process to maintain a record of facility occupancy and ensure authorized entry.• Conducted regular patrols of the building, identifying and promptly addressing any security concerns or irregularities.

Fredericksburg, Virginia, United States

• Cultivated and managed client relationships, providing personalized commercial insurance solutions to meet diverse business needs.• Analyzed and assessed client risk profiles to recommend appropriate coverage options, ensuring comprehensive protection and satisfaction.• Provided exceptional customer service, addressing inquiries and concerns promptly, and maintaining high client retention rates.

Quantico, Virginia, United States

• Managed daily restaurant operations including opening and closing procedures, maintaining high standards of service and operational efficiency.• Oversaw inventory management and ordering, strategically minimizing waste and maximizing profitability through careful resource management.• Developed and implemented staff schedules, conducted hiring and training, optimizing team performance and productivity.

Quantico, Virginia, United States

• Supervised a crew of 15 in daily operations, to ensure that safety and accuracy standards were met.• Maintained order and discipline while creating a positive and safe environment for new employees.• Efficiently managed a diverse group personnel which led to a better work environment.• Conducted training to meet safety requirements which led to 100% certification of all 20 members of my organization.• Maintained inventories of Ammunition and Explosives owned by the United States Military worth over 24 million dollars during Explosive Safety Inspection which led to a high satisfactory rating from auditors and inspectors.

High School Diploma

Bachelor Of Science - Bs, Computer And Information Systems Security/Information Assurance